diff options
66 files changed, 685 insertions, 3235 deletions
@@ -10,10 +10,12 @@ # Please keep this list dictionary sorted. # Aaron Durbin <adurbin@google.com> +Abhinav Kumar <quic_abhinavk@quicinc.com> <abhinavk@codeaurora.org> Adam Oldham <oldhamca@gmail.com> Adam Radford <aradford@gmail.com> Adriana Reus <adi.reus@gmail.com> <adriana.reus@intel.com> Adrian Bunk <bunk@stusta.de> +Akhil P Oommen <quic_akhilpo@quicinc.com> <akhilpo@codeaurora.org> Alan Cox <alan@lxorguk.ukuu.org.uk> Alan Cox <root@hraefn.swansea.linux.org.uk> Aleksandar Markovic <aleksandar.markovic@mips.com> <aleksandar.markovic@imgtec.com> @@ -170,6 +172,7 @@ Jeff Layton <jlayton@kernel.org> <jlayton@redhat.com> Jens Axboe <axboe@suse.de> Jens Osterkamp <Jens.Osterkamp@de.ibm.com> Jernej Skrabec <jernej.skrabec@gmail.com> <jernej.skrabec@siol.net> +Jessica Zhang <quic_jesszhan@quicinc.com> <jesszhan@codeaurora.org> Jiri Slaby <jirislaby@kernel.org> <jirislaby@gmail.com> Jiri Slaby <jirislaby@kernel.org> <jslaby@novell.com> Jiri Slaby <jirislaby@kernel.org> <jslaby@suse.com> @@ -189,6 +192,7 @@ Juha Yrjola <at solidboot.com> Juha Yrjola <juha.yrjola@nokia.com> Juha Yrjola <juha.yrjola@solidboot.com> Julien Thierry <julien.thierry.kdev@gmail.com> <julien.thierry@arm.com> +Kalyan Thota <quic_kalyant@quicinc.com> <kalyan_t@codeaurora.org> Kay Sievers <kay.sievers@vrfy.org> Kees Cook <keescook@chromium.org> <kees.cook@canonical.com> Kees Cook <keescook@chromium.org> <keescook@google.com> @@ -200,9 +204,11 @@ Kenneth W Chen <kenneth.w.chen@intel.com> Konstantin Khlebnikov <koct9i@gmail.com> <khlebnikov@yandex-team.ru> Konstantin Khlebnikov <koct9i@gmail.com> <k.khlebnikov@samsung.com> Koushik <raghavendra.koushik@neterion.com> +Krishna Manikandan <quic_mkrishn@quicinc.com> <mkrishn@codeaurora.org> Krzysztof Kozlowski <krzk@kernel.org> <k.kozlowski.k@gmail.com> Krzysztof Kozlowski <krzk@kernel.org> <k.kozlowski@samsung.com> Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> +Kuogee Hsieh <quic_khsieh@quicinc.com> <khsieh@codeaurora.org> Leonardo Bras <leobras.c@gmail.com> <leonardo@linux.ibm.com> Leonid I Ananiev <leonid.i.ananiev@intel.com> Leon Romanovsky <leon@kernel.org> <leon@leon.nu> @@ -309,6 +315,7 @@ Qais Yousef <qsyousef@gmail.com> <qais.yousef@imgtec.com> Quentin Monnet <quentin@isovalent.com> <quentin.monnet@netronome.com> Quentin Perret <qperret@qperret.net> <quentin.perret@arm.com> Rafael J. Wysocki <rjw@rjwysocki.net> <rjw@sisk.pl> +Rajeev Nandan <quic_rajeevny@quicinc.com> <rajeevny@codeaurora.org> Rajesh Shah <rajesh.shah@intel.com> Ralf Baechle <ralf@linux-mips.org> Ralf Wildenhues <Ralf.Wildenhues@gmx.de> @@ -323,6 +330,7 @@ Rui Saraiva <rmps@joel.ist.utl.pt> Sachin P Sant <ssant@in.ibm.com> Sakari Ailus <sakari.ailus@linux.intel.com> <sakari.ailus@iki.fi> Sam Ravnborg <sam@mars.ravnborg.org> +Sankeerth Billakanti <quic_sbillaka@quicinc.com> <sbillaka@codeaurora.org> Santosh Shilimkar <santosh.shilimkar@oracle.org> Santosh Shilimkar <ssantosh@kernel.org> Sarangdhar Joshi <spjoshi@codeaurora.org> diff --git a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml index 63e585f48789..5457612ab136 100644 --- a/Documentation/devicetree/bindings/display/msm/dp-controller.yaml +++ b/Documentation/devicetree/bindings/display/msm/dp-controller.yaml @@ -17,6 +17,8 @@ properties: compatible: enum: - qcom,sc7180-dp + - qcom,sc7280-dp + - qcom,sc7280-edp - qcom,sc8180x-dp - qcom,sc8180x-edp diff --git a/Documentation/devicetree/bindings/display/msm/edp.txt b/Documentation/devicetree/bindings/display/msm/edp.txt deleted file mode 100644 index eff9daff418c..000000000000 --- a/Documentation/devicetree/bindings/display/msm/edp.txt +++ /dev/null @@ -1,56 +0,0 @@ -Qualcomm Technologies Inc. adreno/snapdragon eDP output - -Required properties: -- compatible: - * "qcom,mdss-edp" -- reg: Physical base address and length of the registers of controller and PLL -- reg-names: The names of register regions. The following regions are required: - * "edp" - * "pll_base" -- interrupts: The interrupt signal from the eDP block. -- power-domains: Should be <&mmcc MDSS_GDSC>. -- clocks: device clocks - See Documentation/devicetree/bindings/clock/clock-bindings.txt for details. -- clock-names: the following clocks are required: - * "core" - * "iface" - * "mdp_core" - * "pixel" - * "link" -- #clock-cells: The value should be 1. -- vdda-supply: phandle to vdda regulator device node -- lvl-vdd-supply: phandle to regulator device node which is used to supply power - to HPD receiving chip -- panel-en-gpios: GPIO pin to supply power to panel. -- panel-hpd-gpios: GPIO pin used for eDP hpd. - - -Example: - mdss_edp: qcom,mdss_edp@fd923400 { - compatible = "qcom,mdss-edp"; - reg-names = - "edp", - "pll_base"; - reg = <0xfd923400 0x700>, - <0xfd923a00 0xd4>; - interrupt-parent = <&mdss_mdp>; - interrupts = <12 0>; - power-domains = <&mmcc MDSS_GDSC>; - clock-names = - "core", - "pixel", - "iface", - "link", - "mdp_core"; - clocks = - <&mmcc MDSS_EDPAUX_CLK>, - <&mmcc MDSS_EDPPIXEL_CLK>, - <&mmcc MDSS_AHB_CLK>, - <&mmcc MDSS_EDPLINK_CLK>, - <&mmcc MDSS_MDP_CLK>; - #clock-cells = <1>; - vdda-supply = <&pma8084_l12>; - lvl-vdd-supply = <&lvl_vreg>; - panel-en-gpios = <&tlmm 137 0>; - panel-hpd-gpios = <&tlmm 103 0>; - }; diff --git a/MAINTAINERS b/MAINTAINERS index 53b859d10de6..540f4be2ef74 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -6038,6 +6038,7 @@ F: drivers/gpu/drm/tiny/mi0283qt.c DRM DRIVER FOR MSM ADRENO GPU M: Rob Clark <robdclark@gmail.com> M: Sean Paul <sean@poorly.run> +R: Abhinav Kumar <quic_abhinavk@quicinc.com> L: linux-arm-msm@vger.kernel.org L: dri-devel@lists.freedesktop.org L: freedreno@lists.freedesktop.org diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index ae11061727ff..39197b4beea7 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -4,8 +4,8 @@ config DRM_MSM tristate "MSM DRM" depends on DRM depends on ARCH_QCOM || SOC_IMX5 || COMPILE_TEST + depends on COMMON_CLK depends on IOMMU_SUPPORT - depends on (OF && COMMON_CLK) || COMPILE_TEST depends on QCOM_OCMEM || QCOM_OCMEM=n depends on QCOM_LLCC || QCOM_LLCC=n depends on QCOM_COMMAND_DB || QCOM_COMMAND_DB=n diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index 40577f8856d8..edc53aa004c5 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -23,20 +23,17 @@ msm-y := \ hdmi/hdmi_i2c.o \ hdmi/hdmi_phy.o \ hdmi/hdmi_phy_8960.o \ + hdmi/hdmi_phy_8996.o \ hdmi/hdmi_phy_8x60.o \ hdmi/hdmi_phy_8x74.o \ - edp/edp.o \ - edp/edp_aux.o \ - edp/edp_bridge.o \ - edp/edp_connector.o \ - edp/edp_ctrl.o \ - edp/edp_phy.o \ + hdmi/hdmi_pll_8960.o \ disp/mdp_format.o \ disp/mdp_kms.o \ disp/mdp4/mdp4_crtc.o \ disp/mdp4/mdp4_dtv_encoder.o \ disp/mdp4/mdp4_lcdc_encoder.o \ disp/mdp4/mdp4_lvds_connector.o \ + disp/mdp4/mdp4_lvds_pll.o \ disp/mdp4/mdp4_irq.o \ disp/mdp4/mdp4_kms.o \ disp/mdp4/mdp4_plane.o \ @@ -116,9 +113,6 @@ msm-$(CONFIG_DRM_MSM_DP)+= dp/dp_aux.o \ dp/dp_audio.o msm-$(CONFIG_DRM_FBDEV_EMULATION) += msm_fbdev.o -msm-$(CONFIG_COMMON_CLK) += disp/mdp4/mdp4_lvds_pll.o -msm-$(CONFIG_COMMON_CLK) += hdmi/hdmi_pll_8960.o -msm-$(CONFIG_COMMON_CLK) += hdmi/hdmi_phy_8996.o msm-$(CONFIG_DRM_MSM_HDMI_HDCP) += hdmi/hdmi_hdcp.o diff --git a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c index bdc989183c64..22e8295a5e2b 100644 --- a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c @@ -12,7 +12,6 @@ static bool a2xx_idle(struct msm_gpu *gpu); static void a2xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) { - struct msm_drm_private *priv = gpu->dev->dev_private; struct msm_ringbuffer *ring = submit->ring; unsigned int i; @@ -23,7 +22,7 @@ static void a2xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) break; case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: /* ignore if there has not been a ctx switch: */ - if (priv->lastctx == submit->queue->ctx) + if (gpu->cur_ctx_seqno == submit->queue->ctx->seqno) break; fallthrough; case MSM_SUBMIT_CMD_BUF: diff --git a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c index 8fb847c174ff..2e481e2692ba 100644 --- a/drivers/gpu/drm/msm/adreno/a3xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a3xx_gpu.c @@ -30,7 +30,6 @@ static bool a3xx_idle(struct msm_gpu *gpu); static void a3xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) { - struct msm_drm_private *priv = gpu->dev->dev_private; struct msm_ringbuffer *ring = submit->ring; unsigned int i; @@ -41,7 +40,7 @@ static void a3xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) break; case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: /* ignore if there has not been a ctx switch: */ - if (priv->lastctx == submit->queue->ctx) + if (gpu->cur_ctx_seqno == submit->queue->ctx->seqno) break; fallthrough; case MSM_SUBMIT_CMD_BUF: diff --git a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c index a96ee79cc5e0..c5524d6e8705 100644 --- a/drivers/gpu/drm/msm/adreno/a4xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a4xx_gpu.c @@ -24,7 +24,6 @@ static bool a4xx_idle(struct msm_gpu *gpu); static void a4xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) { - struct msm_drm_private *priv = gpu->dev->dev_private; struct msm_ringbuffer *ring = submit->ring; unsigned int i; @@ -35,7 +34,7 @@ static void a4xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) break; case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: /* ignore if there has not been a ctx switch: */ - if (priv->lastctx == submit->queue->ctx) + if (gpu->cur_ctx_seqno == submit->queue->ctx->seqno) break; fallthrough; case MSM_SUBMIT_CMD_BUF: diff --git a/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c b/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c index dd593ec2bc56..6bd397a85834 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c @@ -107,7 +107,7 @@ reset_set(void *data, u64 val) * try to reset an active GPU. */ - mutex_lock(&dev->struct_mutex); + mutex_lock(&gpu->lock); release_firmware(adreno_gpu->fw[ADRENO_FW_PM4]); adreno_gpu->fw[ADRENO_FW_PM4] = NULL; @@ -133,7 +133,7 @@ reset_set(void *data, u64 val) gpu->funcs->recover(gpu); pm_runtime_put_sync(&gpu->pdev->dev); - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); return 0; } diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c index 5e2750eb3810..a95977e8ad98 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c @@ -65,7 +65,6 @@ void a5xx_flush(struct msm_gpu *gpu, struct msm_ringbuffer *ring, static void a5xx_submit_in_rb(struct msm_gpu *gpu, struct msm_gem_submit *submit) { - struct msm_drm_private *priv = gpu->dev->dev_private; struct msm_ringbuffer *ring = submit->ring; struct msm_gem_object *obj; uint32_t *ptr, dwords; @@ -76,7 +75,7 @@ static void a5xx_submit_in_rb(struct msm_gpu *gpu, struct msm_gem_submit *submit case MSM_SUBMIT_CMD_IB_TARGET_BUF: break; case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: - if (priv->lastctx == submit->queue->ctx) + if (gpu->cur_ctx_seqno == submit->queue->ctx->seqno) break; fallthrough; case MSM_SUBMIT_CMD_BUF: @@ -126,12 +125,11 @@ static void a5xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); struct a5xx_gpu *a5xx_gpu = to_a5xx_gpu(adreno_gpu); - struct msm_drm_private *priv = gpu->dev->dev_private; struct msm_ringbuffer *ring = submit->ring; unsigned int i, ibs = 0; if (IS_ENABLED(CONFIG_DRM_MSM_GPU_SUDO) && submit->in_rb) { - priv->lastctx = NULL; + gpu->cur_ctx_seqno = 0; a5xx_submit_in_rb(gpu, submit); return; } @@ -166,7 +164,7 @@ static void a5xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) case MSM_SUBMIT_CMD_IB_TARGET_BUF: break; case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: - if (priv->lastctx == submit->queue->ctx) + if (gpu->cur_ctx_seqno == submit->queue->ctx->seqno) break; fallthrough; case MSM_SUBMIT_CMD_BUF: @@ -927,6 +925,8 @@ static int a5xx_hw_init(struct msm_gpu *gpu) if (IS_ERR(a5xx_gpu->shadow)) return PTR_ERR(a5xx_gpu->shadow); + + msm_gem_object_set_name(a5xx_gpu->shadow_bo, "shadow"); } gpu_write64(gpu, REG_A5XX_CP_RB_RPTR_ADDR, @@ -1254,6 +1254,7 @@ static void a5xx_fault_detect_irq(struct msm_gpu *gpu) static irqreturn_t a5xx_irq(struct msm_gpu *gpu) { + struct msm_drm_private *priv = gpu->dev->dev_private; u32 status = gpu_read(gpu, REG_A5XX_RBBM_INT_0_STATUS); /* @@ -1263,6 +1264,11 @@ static irqreturn_t a5xx_irq(struct msm_gpu *gpu) gpu_write(gpu, REG_A5XX_RBBM_INT_CLEAR_CMD, status & ~A5XX_RBBM_INT_0_MASK_RBBM_AHB_ERROR); + if (priv->disable_err_irq) { + status &= A5XX_RBBM_INT_0_MASK_CP_CACHE_FLUSH_TS | + A5XX_RBBM_INT_0_MASK_CP_SW; + } + /* Pass status to a5xx_rbbm_err_irq because we've already cleared it */ if (status & RBBM_ERROR_MASK) a5xx_rbbm_err_irq(gpu, status); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c index 71e52b2b2025..3e325e2a2b1b 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gmu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gmu.c @@ -1146,7 +1146,7 @@ static void a6xx_gmu_memory_free(struct a6xx_gmu *gmu) } static int a6xx_gmu_memory_alloc(struct a6xx_gmu *gmu, struct a6xx_gmu_bo *bo, - size_t size, u64 iova) + size_t size, u64 iova, const char *name) { struct a6xx_gpu *a6xx_gpu = container_of(gmu, struct a6xx_gpu, gmu); struct drm_device *dev = a6xx_gpu->base.base.dev; @@ -1181,6 +1181,8 @@ static int a6xx_gmu_memory_alloc(struct a6xx_gmu *gmu, struct a6xx_gmu_bo *bo, bo->virt = msm_gem_get_vaddr(bo->obj); bo->size = size; + msm_gem_object_set_name(bo->obj, name); + return 0; } @@ -1515,7 +1517,8 @@ int a6xx_gmu_init(struct a6xx_gpu *a6xx_gpu, struct device_node *node) */ gmu->dummy.size = SZ_4K; if (adreno_is_a660_family(adreno_gpu)) { - ret = a6xx_gmu_memory_alloc(gmu, &gmu->debug, SZ_4K * 7, 0x60400000); + ret = a6xx_gmu_memory_alloc(gmu, &gmu->debug, SZ_4K * 7, + 0x60400000, "debug"); if (ret) goto err_memory; @@ -1523,42 +1526,46 @@ int a6xx_gmu_init(struct a6xx_gpu *a6xx_gpu, struct device_node *node) } /* Allocate memory for the GMU dummy page */ - ret = a6xx_gmu_memory_alloc(gmu, &gmu->dummy, gmu->dummy.size, 0x60000000); + ret = a6xx_gmu_memory_alloc(gmu, &gmu->dummy, gmu->dummy.size, + 0x60000000, "dummy"); if (ret) goto err_memory; + /* Note that a650 family also includes a660 family: */ if (adreno_is_a650_family(adreno_gpu)) { ret = a6xx_gmu_memory_alloc(gmu, &gmu->icache, - SZ_16M - SZ_16K, 0x04000); + SZ_16M - SZ_16K, 0x04000, "icache"); if (ret) goto err_memory; } else if (adreno_is_a640_family(adreno_gpu)) { ret = a6xx_gmu_memory_alloc(gmu, &gmu->icache, - SZ_256K - SZ_16K, 0x04000); + SZ_256K - SZ_16K, 0x04000, "icache"); if (ret) goto err_memory; ret = a6xx_gmu_memory_alloc(gmu, &gmu->dcache, - SZ_256K - SZ_16K, 0x44000); + SZ_256K - SZ_16K, 0x44000, "dcache"); if (ret) goto err_memory; } else { + BUG_ON(adreno_is_a660_family(adreno_gpu)); + /* HFI v1, has sptprac */ gmu->legacy = true; /* Allocate memory for the GMU debug region */ - ret = a6xx_gmu_memory_alloc(gmu, &gmu->debug, SZ_16K, 0); + ret = a6xx_gmu_memory_alloc(gmu, &gmu->debug, SZ_16K, 0, "debug"); if (ret) goto err_memory; } /* Allocate memory for for the HFI queues */ - ret = a6xx_gmu_memory_alloc(gmu, &gmu->hfi, SZ_16K, 0); + ret = a6xx_gmu_memory_alloc(gmu, &gmu->hfi, SZ_16K, 0, "hfi"); if (ret) goto err_memory; /* Allocate memory for the GMU log region */ - ret = a6xx_gmu_memory_alloc(gmu, &gmu->log, SZ_4K, 0); + ret = a6xx_gmu_memory_alloc(gmu, &gmu->log, SZ_4K, 0, "log"); if (ret) goto err_memory; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 267a880811d6..51b83776951b 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -106,7 +106,7 @@ static void a6xx_set_pagetable(struct a6xx_gpu *a6xx_gpu, u32 asid; u64 memptr = rbmemptr(ring, ttbr0); - if (ctx->seqno == a6xx_gpu->cur_ctx_seqno) + if (ctx->seqno == a6xx_gpu->base.base.cur_ctx_seqno) return; if (msm_iommu_pagetable_params(ctx->aspace->mmu, &ttbr, &asid)) @@ -138,14 +138,11 @@ static void a6xx_set_pagetable(struct a6xx_gpu *a6xx_gpu, OUT_PKT7(ring, CP_EVENT_WRITE, 1); OUT_RING(ring, 0x31); - - a6xx_gpu->cur_ctx_seqno = ctx->seqno; } static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) { unsigned int index = submit->seqno % MSM_GPU_SUBMIT_STATS_COUNT; - struct msm_drm_private *priv = gpu->dev->dev_private; struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu); struct msm_ringbuffer *ring = submit->ring; @@ -177,7 +174,7 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) case MSM_SUBMIT_CMD_IB_TARGET_BUF: break; case MSM_SUBMIT_CMD_CTX_RESTORE_BUF: - if (priv->lastctx == submit->queue->ctx) + if (gpu->cur_ctx_seqno == submit->queue->ctx->seqno) break; fallthrough; case MSM_SUBMIT_CMD_BUF: @@ -1071,6 +1068,8 @@ static int hw_init(struct msm_gpu *gpu) if (IS_ERR(a6xx_gpu->shadow)) return PTR_ERR(a6xx_gpu->shadow); + + msm_gem_object_set_name(a6xx_gpu->shadow_bo, "shadow"); } gpu_write64(gpu, REG_A6XX_CP_RB_RPTR_ADDR_LO, @@ -1081,7 +1080,7 @@ static int hw_init(struct msm_gpu *gpu) /* Always come up on rb 0 */ a6xx_gpu->cur_ring = gpu->rb[0]; - a6xx_gpu->cur_ctx_seqno = 0; + gpu->cur_ctx_seqno = 0; /* Enable the SQE_to start the CP engine */ gpu_write(gpu, REG_A6XX_CP_SQE_CNTL, 1); @@ -1376,10 +1375,14 @@ static void a6xx_fault_detect_irq(struct msm_gpu *gpu) static irqreturn_t a6xx_irq(struct msm_gpu *gpu) { + struct msm_drm_private *priv = gpu->dev->dev_private; u32 status = gpu_read(gpu, REG_A6XX_RBBM_INT_0_STATUS); gpu_write(gpu, REG_A6XX_RBBM_INT_CLEAR_CMD, status); + if (priv->disable_err_irq) + status &= A6XX_RBBM_INT_0_MASK_CP_CACHE_FLUSH_TS; + if (status & A6XX_RBBM_INT_0_MASK_RBBM_HANG_DETECT) a6xx_fault_detect_irq(gpu); @@ -1424,17 +1427,24 @@ static void a6xx_llc_activate(struct a6xx_gpu *a6xx_gpu) { struct adreno_gpu *adreno_gpu = &a6xx_gpu->base; struct msm_gpu *gpu = &adreno_gpu->base; - u32 gpu_scid, cntl1_regval = 0; + u32 cntl1_regval = 0; if (IS_ERR(a6xx_gpu->llc_mmio)) return; if (!llcc_slice_activate(a6xx_gpu->llc_slice)) { - gpu_scid = llcc_get_slice_id(a6xx_gpu->llc_slice); + u32 gpu_scid = llcc_get_slice_id(a6xx_gpu->llc_slice); gpu_scid &= 0x1f; cntl1_regval = (gpu_scid << 0) | (gpu_scid << 5) | (gpu_scid << 10) | (gpu_scid << 15) | (gpu_scid << 20); + + /* On A660, the SCID programming for UCHE traffic is done in + * A6XX_GBIF_SCACHE_CNTL0[14:10] + */ + if (adreno_is_a660_family(adreno_gpu)) + gpu_rmw(gpu, REG_A6XX_GBIF_SCACHE_CNTL0, (0x1f << 10) | + (1 << 8), (gpu_scid << 10) | (1 << 8)); } /* @@ -1471,13 +1481,6 @@ static void a6xx_llc_activate(struct a6xx_gpu *a6xx_gpu) } gpu_rmw(gpu, REG_A6XX_GBIF_SCACHE_CNTL1, GENMASK(24, 0), cntl1_regval); - - /* On A660, the SCID programming for UCHE traffic is done in - * A6XX_GBIF_SCACHE_CNTL0[14:10] - */ - if (adreno_is_a660_family(adreno_gpu)) - gpu_rmw(gpu, REG_A6XX_GBIF_SCACHE_CNTL0, (0x1f << 10) | - (1 << 8), (gpu_scid << 10) | (1 << 8)); } static void a6xx_llc_slices_destroy(struct a6xx_gpu *a6xx_gpu) @@ -1640,7 +1643,7 @@ static unsigned long a6xx_gpu_busy(struct msm_gpu *gpu) return (unsigned long)busy_time; } -void a6xx_gpu_set_freq(struct msm_gpu *gpu, struct dev_pm_opp *opp) +static void a6xx_gpu_set_freq(struct msm_gpu *gpu, struct dev_pm_opp *opp) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h index 8e5527c881b1..86e0a7c3fe6d 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h @@ -20,16 +20,6 @@ struct a6xx_gpu { struct msm_ringbuffer *cur_ring; - /** - * cur_ctx_seqno: - * - * The ctx->seqno value of the context with current pgtables - * installed. Tracked by seqno rather than pointer value to - * avoid dangling pointers, and cases where a ctx can be freed - * and a new one created with the same address. - */ - int cur_ctx_seqno; - struct a6xx_gmu gmu; struct drm_gem_object *shadow_bo; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c index 7501849ed15d..bdd0059a81ff 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c @@ -42,6 +42,12 @@ struct a6xx_gpu_state { struct a6xx_gpu_state_obj *cx_debugbus; int nr_cx_debugbus; + struct msm_gpu_state_bo *gmu_log; + struct msm_gpu_state_bo *gmu_hfi; + struct msm_gpu_state_bo *gmu_debug; + + s32 hfi_queue_history[2][HFI_HISTORY_SZ]; + struct list_head objs; }; @@ -777,12 +783,12 @@ static void a6xx_get_gmu_registers(struct msm_gpu *gpu, struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu); a6xx_state->gmu_registers = state_kcalloc(a6xx_state, - 2, sizeof(*a6xx_state->gmu_registers)); + 3, sizeof(*a6xx_state->gmu_registers)); if (!a6xx_state->gmu_registers) return; - a6xx_state->nr_gmu_registers = 2; + a6xx_state->nr_gmu_registers = 3; /* Get the CX GMU registers from AHB */ _a6xx_get_gmu_registers(gpu, a6xx_state, &a6xx_gmu_reglist[0], @@ -800,6 +806,45 @@ static void a6xx_get_gmu_registers(struct msm_gpu *gpu, &a6xx_state->gmu_registers[2], false); } +static struct msm_gpu_state_bo *a6xx_snapshot_gmu_bo( + struct a6xx_gpu_state *a6xx_state, struct a6xx_gmu_bo *bo) +{ + struct msm_gpu_state_bo *snapshot; + + snapshot = state_kcalloc(a6xx_state, 1, sizeof(*snapshot)); + if (!snapshot) + return NULL; + + snapshot->iova = bo->iova; + snapshot->size = bo->size; + snapshot->data = kvzalloc(snapshot->size, GFP_KERNEL); + if (!snapshot->data) + return NULL; + + memcpy(snapshot->data, bo->virt, bo->size); + + return snapshot; +} + +static void a6xx_snapshot_gmu_hfi_history(struct msm_gpu *gpu, + struct a6xx_gpu_state *a6xx_state) +{ + struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); + struct a6xx_gpu *a6xx_gpu = to_a6xx_gpu(adreno_gpu); + struct a6xx_gmu *gmu = &a6xx_gpu->gmu; + unsigned i, j; + + BUILD_BUG_ON(ARRAY_SIZE(gmu->queues) != ARRAY_SIZE(a6xx_state->hfi_queue_history)); + + for (i = 0; i < ARRAY_SIZE(gmu->queues); i++) { + struct a6xx_hfi_queue *queue = &gmu->queues[i]; + for (j = 0; j < HFI_HISTORY_SZ; j++) { + unsigned idx = (j + queue->history_idx) % HFI_HISTORY_SZ; + a6xx_state->hfi_queue_history[i][j] = queue->history[idx]; + } + } +} + #define A6XX_GBIF_REGLIST_SIZE 1 static void a6xx_get_registers(struct msm_gpu *gpu, struct a6xx_gpu_state *a6xx_state, @@ -937,6 +982,12 @@ struct msm_gpu_state *a6xx_gpu_state_get(struct msm_gpu *gpu) a6xx_get_gmu_registers(gpu, a6xx_state); + a6xx_state->gmu_log = a6xx_snapshot_gmu_bo(a6xx_state, &a6xx_gpu->gmu.log); + a6xx_state->gmu_hfi = a6xx_snapshot_gmu_bo(a6xx_state, &a6xx_gpu->gmu.hfi); + a6xx_state->gmu_debug = a6xx_snapshot_gmu_bo(a6xx_state, &a6xx_gpu->gmu.debug); + + a6xx_snapshot_gmu_hfi_history(gpu, a6xx_state); + /* If GX isn't on the rest of the data isn't going to be accessible */ if (!a6xx_gmu_gx_is_on(&a6xx_gpu->gmu)) return &a6xx_state->base; @@ -978,6 +1029,12 @@ static void a6xx_gpu_state_destroy(struct kref *kref) struct a6xx_gpu_state *a6xx_state = container_of(state, struct a6xx_gpu_state, base); + if (a6xx_state->gmu_log) + kvfree(a6xx_state->gmu_log->data); + + if (a6xx_state->gmu_hfi) + kvfree(a6xx_state->gmu_hfi->data); + list_for_each_entry_safe(obj, tmp, &a6xx_state->objs, node) kfree(obj); @@ -1191,6 +1248,44 @@ void a6xx_show(struct msm_gpu *gpu, struct msm_gpu_state *state, adreno_show(gpu, state, p); + drm_puts(p, "gmu-log:\n"); + if (a6xx_state->gmu_log) { + struct msm_gpu_state_bo *gmu_log = a6xx_state->gmu_log; + + drm_printf(p, " iova: 0x%016llx\n", gmu_log->iova); + drm_printf(p, " size: %zu\n", gmu_log->size); + adreno_show_object(p, &gmu_log->data, gmu_log->size, + &gmu_log->encoded); + } + + drm_puts(p, "gmu-hfi:\n"); + if (a6xx_state->gmu_hfi) { + struct msm_gpu_state_bo *gmu_hfi = a6xx_state->gmu_hfi; + unsigned i, j; + + drm_printf(p, " iova: 0x%016llx\n", gmu_hfi->iova); + drm_printf(p, " size: %zu\n", gmu_hfi->size); + for (i = 0; i < ARRAY_SIZE(a6xx_state->hfi_queue_history); i++) { + drm_printf(p, " queue-history[%u]:", i); + for (j = 0; j < HFI_HISTORY_SZ; j++) { + drm_printf(p, " %d", a6xx_state->hfi_queue_history[i][j]); + } + drm_printf(p, "\n"); + } + adreno_show_object(p, &gmu_hfi->data, gmu_hfi->size, + &gmu_hfi->encoded); + } + + drm_puts(p, "gmu-debug:\n"); + if (a6xx_state->gmu_debug) { + struct msm_gpu_state_bo *gmu_debug = a6xx_state->gmu_debug; + + drm_printf(p, " iova: 0x%016llx\n", gmu_debug->iova); + drm_printf(p, " size: %zu\n", gmu_debug->size); + adreno_show_object(p, &gmu_debug->data, gmu_debug->size, + &gmu_debug->encoded); + } + drm_puts(p, "registers:\n"); for (i = 0; i < a6xx_state->nr_registers; i++) { struct a6xx_gpu_state_obj *obj = &a6xx_state->registers[i]; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_hfi.c b/drivers/gpu/drm/msm/adreno/a6xx_hfi.c index d4c65bf0a1b7..d73fce5fdf1f 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_hfi.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_hfi.c @@ -36,6 +36,8 @@ static int a6xx_hfi_queue_read(struct a6xx_gmu *gmu, hdr = queue->data[index]; + queue->history[(queue->history_idx++) % HFI_HISTORY_SZ] = index; + /* * If we are to assume that the GMU firmware is in fact a rational actor * and is programmed to not send us a larger response than we expect @@ -75,6 +77,8 @@ static int a6xx_hfi_queue_write(struct a6xx_gmu *gmu, return -ENOSPC; } + queue->history[(queue->history_idx++) % HFI_HISTORY_SZ] = index; + for (i = 0; i < dwords; i++) { queue->data[index] = data[i]; index = (index + 1) % header->size; @@ -600,6 +604,9 @@ void a6xx_hfi_stop(struct a6xx_gmu *gmu) queue->header->read_index = 0; queue->header->write_index = 0; + + memset(&queue->history, 0xff, sizeof(queue->history)); + queue->history_idx = 0; } } @@ -612,6 +619,9 @@ static void a6xx_hfi_queue_init(struct a6xx_hfi_queue *queue, queue->data = virt; atomic_set(&queue->seqnum, 0); + memset(&queue->history, 0xff, sizeof(queue->history)); + queue->history_idx = 0; + /* Set up the shared memory header */ header->iova = iova; header->type = 10 << 8 | id; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_hfi.h b/drivers/gpu/drm/msm/adreno/a6xx_hfi.h index 2bd670ca42d6..528110169398 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_hfi.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_hfi.h @@ -33,6 +33,17 @@ struct a6xx_hfi_queue { spinlock_t lock; u32 *data; atomic_t seqnum; + + /* + * Tracking for the start index of the last N messages in the + * queue, for the benefit of devcore dump / crashdec (since + * parsing in the reverse direction to decode the last N + * messages is difficult to do and would rely on heuristics + * which are not guaranteed to be correct) + */ +#define HFI_HISTORY_SZ 8 + s32 history[HFI_HISTORY_SZ]; + u8 history_idx; }; /* This is the outgoing queue to the GMU */ diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c index 2a6ce76656aa..9e01ccc800a6 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_device.c +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c @@ -408,9 +408,9 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev) return NULL; } - mutex_lock(&dev->struct_mutex); + mutex_lock(&gpu->lock); ret = msm_gpu_hw_init(gpu); - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); pm_runtime_put_autosuspend(&pdev->dev); if (ret) { DRM_DEV_ERROR(dev->dev, "gpu hw init failed: %d\n", ret); diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c index 748665232d29..47cb40bdbd43 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c @@ -504,6 +504,9 @@ int adreno_gpu_state_get(struct msm_gpu *gpu, struct msm_gpu_state *state) struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); int i, count = 0; + WARN_ON(gpu->needs_hw_init); + WARN_ON(!mutex_is_locked(&gpu->lock)); + kref_init(&state->ref); ktime_get_real_ts64(&state->time); @@ -630,7 +633,7 @@ static char *adreno_gpu_ascii85_encode(u32 *src, size_t len) } /* len is expected to be in bytes */ -static void adreno_show_object(struct drm_printer *p, void **ptr, int len, +void adreno_show_object(struct drm_printer *p, void **ptr, int len, bool *encoded) { if (!*ptr || !len) diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.h b/drivers/gpu/drm/msm/adreno/adreno_gpu.h index 225c277a6223..676230862671 100644 --- a/drivers/gpu/drm/msm/adreno/adreno_gpu.h +++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.h @@ -306,6 +306,8 @@ void adreno_gpu_state_destroy(struct msm_gpu_state *state); int adreno_gpu_state_get(struct msm_gpu *gpu, struct msm_gpu_state *state); int adreno_gpu_state_put(struct msm_gpu_state *state); +void adreno_show_object(struct drm_printer *p, void **ptr, int len, + bool *encoded); /* * Common helper function to initialize the default address space for arm-smmu diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c index 967245b8cc02..d290809d59bd 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c @@ -337,7 +337,8 @@ static void _dpu_crtc_program_lm_output_roi(struct drm_crtc *crtc) } static void _dpu_crtc_blend_setup_mixer(struct drm_crtc *crtc, - struct dpu_crtc *dpu_crtc, struct dpu_crtc_mixer *mixer) + struct dpu_crtc *dpu_crtc, struct dpu_crtc_mixer *mixer, + struct dpu_hw_stage_cfg *stage_cfg) { struct drm_plane *plane; struct drm_framebuffer *fb; @@ -346,7 +347,6 @@ static void _dpu_crtc_blend_setup_mixer(struct drm_crtc *crtc, struct dpu_plane_state *pstate = NULL; struct dpu_format *format; struct dpu_hw_ctl *ctl = mixer->lm_ctl; - struct dpu_hw_stage_cfg *stage_cfg = &dpu_crtc->stage_cfg; u32 flush_mask; uint32_t stage_idx, lm_idx; @@ -422,6 +422,7 @@ static void _dpu_crtc_blend_setup(struct drm_crtc *crtc) struct dpu_crtc_mixer *mixer = cstate->mixers; struct dpu_hw_ctl *ctl; struct dpu_hw_mixer *lm; + struct dpu_hw_stage_cfg stage_cfg; int i; DRM_DEBUG_ATOMIC("%s\n", dpu_crtc->name); @@ -435,9 +436,9 @@ static void _dpu_crtc_blend_setup(struct drm_crtc *crtc) } /* initialize stage cfg */ - memset(&dpu_crtc->stage_cfg, 0, sizeof(struct dpu_hw_stage_cfg)); + memset(&stage_cfg, 0, sizeof(struct dpu_hw_stage_cfg)); - _dpu_crtc_blend_setup_mixer(crtc, dpu_crtc, mixer); + _dpu_crtc_blend_setup_mixer(crtc, dpu_crtc, mixer, &stage_cfg); for (i = 0; i < cstate->num_mixers; i++) { ctl = mixer[i].lm_ctl; @@ -458,7 +459,7 @@ static void _dpu_crtc_blend_setup(struct drm_crtc *crtc) mixer[i].flush_mask); ctl->ops.setup_blendstage(ctl, mixer[i].hw_lm->idx, - &dpu_crtc->stage_cfg); + &stage_cfg); } } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h index ae9546ca1359..4328e133d71c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h @@ -129,7 +129,6 @@ struct dpu_crtc_frame_event { * @drm_requested_vblank : Whether vblanks have been enabled in the encoder * @property_info : Opaque structure for generic property support * @property_defaults : Array of default values for generic property support - * @stage_cfg : H/w mixer stage configuration * @debugfs_root : Parent of debugfs node * @vblank_cb_count : count of vblank callback since last reset * @play_count : frame count between crtc enable and disable @@ -161,7 +160,6 @@ struct dpu_crtc { struct drm_pending_vblank_event *event; u32 vsync_count; - struct dpu_hw_stage_cfg stage_cfg; struct dentry *debugfs_root; u32 vblank_cb_count; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c index ce6f32a919e5..2b4dc9d852b3 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_catalog.c @@ -856,9 +856,9 @@ static const struct dpu_intf_cfg sm8150_intf[] = { }; static const struct dpu_intf_cfg sc7280_intf[] = { - INTF_BLK("intf_0", INTF_0, 0x34000, INTF_DP, 0, 24, INTF_SC7280_MASK, MDP_SSPP_TOP0_INTR, 24, 25), + INTF_BLK("intf_0", INTF_0, 0x34000, INTF_DP, MSM_DP_CONTROLLER_0, 24, INTF_SC7280_MASK, MDP_SSPP_TOP0_INTR, 24, 25), INTF_BLK("intf_1", INTF_1, 0x35000, INTF_DSI, 0, 24, INTF_SC7280_MASK, MDP_SSPP_TOP0_INTR, 26, 27), - INTF_BLK("intf_5", INTF_5, 0x39000, INTF_EDP, 0, 24, INTF_SC7280_MASK, MDP_SSPP_TOP0_INTR, 22, 23), + INTF_BLK("intf_5", INTF_5, 0x39000, INTF_DP, MSM_DP_CONTROLLER_1, 24, INTF_SC7280_MASK, MDP_SSPP_TOP0_INTR, 22, 23), }; /************************************************************* diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c index d2b6dca487e3..a77a5eaa78ad 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c @@ -30,6 +30,9 @@ #define MDP_AD4_INTR_STATUS_OFF 0x420 #define MDP_INTF_0_OFF_REV_7xxx 0x34000 #define MDP_INTF_1_OFF_REV_7xxx 0x35000 +#define MDP_INTF_2_OFF_REV_7xxx 0x36000 +#define MDP_INTF_3_OFF_REV_7xxx 0x37000 +#define MDP_INTF_4_OFF_REV_7xxx 0x38000 #define MDP_INTF_5_OFF_REV_7xxx 0x39000 /** @@ -111,6 +114,21 @@ static const struct dpu_intr_reg dpu_intr_set[] = { MDP_INTF_1_OFF_REV_7xxx+INTF_INTR_STATUS }, { + MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_CLEAR, + MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_EN, + MDP_INTF_2_OFF_REV_7xxx+INTF_INTR_STATUS + }, + { + MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_CLEAR, + MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_EN, + MDP_INTF_3_OFF_REV_7xxx+INTF_INTR_STATUS + }, + { + MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_CLEAR, + MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_EN, + MDP_INTF_4_OFF_REV_7xxx+INTF_INTR_STATUS + }, + { MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_CLEAR, MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_EN, MDP_INTF_5_OFF_REV_7xxx+INTF_INTR_STATUS diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h index d50e78c9f148..1ab75cccd145 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h @@ -26,6 +26,9 @@ enum dpu_hw_intr_reg { MDP_AD4_1_INTR, MDP_INTF0_7xxx_INTR, MDP_INTF1_7xxx_INTR, + MDP_INTF2_7xxx_INTR, + MDP_INTF3_7xxx_INTR, + MDP_INTF4_7xxx_INTR, MDP_INTF5_7xxx_INTR, MDP_INTR_MAX, }; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c index f9460672176a..d77eb7da5daf 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.c @@ -539,7 +539,7 @@ static void dpu_hw_sspp_setup_sourceaddress(struct dpu_hw_pipe *ctx, } static void dpu_hw_sspp_setup_csc(struct dpu_hw_pipe *ctx, - struct dpu_csc_cfg *data) + const struct dpu_csc_cfg *data) { u32 idx; bool csc10 = false; @@ -571,19 +571,20 @@ static void dpu_hw_sspp_setup_solidfill(struct dpu_hw_pipe *ctx, u32 color, enum } static void dpu_hw_sspp_setup_danger_safe_lut(struct dpu_hw_pipe *ctx, - struct dpu_hw_pipe_qos_cfg *cfg) + u32 danger_lut, + u32 safe_lut) { u32 idx; if (_sspp_subblk_offset(ctx, DPU_SSPP_SRC, &idx)) return; - DPU_REG_WRITE(&ctx->hw, SSPP_DANGER_LUT + idx, cfg->danger_lut); - DPU_REG_WRITE(&ctx->hw, SSPP_SAFE_LUT + idx, cfg->safe_lut); + DPU_REG_WRITE(&ctx->hw, SSPP_DANGER_LUT + idx, danger_lut); + DPU_REG_WRITE(&ctx->hw, SSPP_SAFE_LUT + idx, safe_lut); } static void dpu_hw_sspp_setup_creq_lut(struct dpu_hw_pipe *ctx, - struct dpu_hw_pipe_qos_cfg *cfg) + u64 creq_lut) { u32 idx; @@ -591,11 +592,11 @@ static void dpu_hw_sspp_setup_creq_lut(struct dpu_hw_pipe *ctx, return; if (ctx->cap && test_bit(DPU_SSPP_QOS_8LVL, &ctx->cap->features)) { - DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_0 + idx, cfg->creq_lut); + DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_0 + idx, creq_lut); DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT_1 + idx, - cfg->creq_lut >> 32); + creq_lut >> 32); } else { - DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT + idx, cfg->creq_lut); + DPU_REG_WRITE(&ctx->hw, SSPP_CREQ_LUT + idx, creq_lut); } } diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.h index fdfd4b46e2c6..e8939d7387cb 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_sspp.h @@ -166,18 +166,12 @@ struct dpu_hw_pipe_cfg { /** * struct dpu_hw_pipe_qos_cfg : Source pipe QoS configuration - * @danger_lut: LUT for generate danger level based on fill level - * @safe_lut: LUT for generate safe level based on fill level - * @creq_lut: LUT for generate creq level based on fill level * @creq_vblank: creq value generated to vbif during vertical blanking * @danger_vblank: danger value generated during vertical blanking * @vblank_en: enable creq_vblank and danger_vblank during vblank * @danger_safe_en: enable danger safe generation */ struct dpu_hw_pipe_qos_cfg { - u32 danger_lut; - u32 safe_lut; - u64 creq_lut; u32 creq_vblank; u32 danger_vblank; bool vblank_en; @@ -268,7 +262,7 @@ struct dpu_hw_sspp_ops { * @ctx: Pointer to pipe context * @data: Pointer to config structure */ - void (*setup_csc)(struct dpu_hw_pipe *ctx, struct dpu_csc_cfg *data); + void (*setup_csc)(struct dpu_hw_pipe *ctx, const struct dpu_csc_cfg *data); /** * setup_solidfill - enable/disable colorfill @@ -302,20 +296,22 @@ struct dpu_hw_sspp_ops { /** * setup_danger_safe_lut - setup danger safe LUTs * @ctx: Pointer to pipe context - * @cfg: Pointer to pipe QoS configuration + * @danger_lut: LUT for generate danger level based on fill level + * @safe_lut: LUT for generate safe level based on fill level * */ void (*setup_danger_safe_lut)(struct dpu_hw_pipe *ctx, - struct dpu_hw_pipe_qos_cfg *cfg); + u32 danger_lut, + u32 safe_lut); /** * setup_creq_lut - setup CREQ LUT * @ctx: Pointer to pipe context - * @cfg: Pointer to pipe QoS configuration + * @creq_lut: LUT for generate creq level based on fill level * */ void (*setup_creq_lut)(struct dpu_hw_pipe *ctx, - struct dpu_hw_pipe_qos_cfg *cfg); + u64 creq_lut); /** * setup_qos_ctrl - setup QoS control diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c index f94584c982cd..aad85116b0a0 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.c @@ -374,7 +374,7 @@ u32 dpu_hw_get_scaler3_ver(struct dpu_hw_blk_reg_map *c, void dpu_hw_csc_setup(struct dpu_hw_blk_reg_map *c, u32 csc_reg_off, - struct dpu_csc_cfg *data, bool csc10) + const struct dpu_csc_cfg *data, bool csc10) { static const u32 matrix_shift = 7; u32 clamp_shift = csc10 ? 16 : 8; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.h index 6d4911957e33..39134754579e 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_util.h @@ -322,6 +322,6 @@ u32 dpu_hw_get_scaler3_ver(struct dpu_hw_blk_reg_map *c, void dpu_hw_csc_setup(struct dpu_hw_blk_reg_map *c, u32 csc_reg_off, - struct dpu_csc_cfg *data, bool csc10); + const struct dpu_csc_cfg *data, bool csc10); #endif /* _DPU_HW_UTIL_H */ diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index a15b26428280..6c457c419412 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -1285,7 +1285,7 @@ static const struct dev_pm_ops dpu_pm_ops = { pm_runtime_force_resume) }; -static const struct of_device_id dpu_dt_match[] = { +const struct of_device_id dpu_dt_match[] = { { .compatible = "qcom,sdm845-dpu", }, { .compatible = "qcom,sc7180-dpu", }, { .compatible = "qcom,sc7280-dpu", }, diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index a3e3b9d1b82e..ca190d92f0d5 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -90,7 +90,6 @@ enum dpu_plane_qos { /* * struct dpu_plane - local dpu plane structure * @aspace: address space pointer - * @csc_ptr: Points to dpu_csc_cfg structure to use for current * @mplane_list: List of multirect planes of the same pipe * @catalog: Points to dpu catalog structure * @revalidate: force revalidation of all the plane properties @@ -101,11 +100,8 @@ struct dpu_plane { struct mutex lock; enum dpu_sspp pipe; - uint32_t features; /* capabilities from catalog */ struct dpu_hw_pipe *pipe_hw; - struct dpu_hw_pipe_cfg pipe_cfg; - struct dpu_hw_pipe_qos_cfg pipe_qos_cfg; uint32_t color_fill; bool is_error; bool is_rt_pipe; @@ -113,11 +109,6 @@ struct dpu_plane { struct list_head mplane_list; struct dpu_mdss_cfg *catalog; - struct dpu_csc_cfg *csc_ptr; - - const struct dpu_sspp_sub_blks *pipe_sblk; - char pipe_name[DPU_NAME_SIZE]; - /* debugfs related stuff */ struct dentry *debugfs_root; struct dpu_debugfs_regset32 debugfs_src; @@ -145,14 +136,15 @@ static struct dpu_kms *_dpu_plane_get_kms(struct drm_plane *plane) * _dpu_plane_calc_bw - calculate bandwidth required for a plane * @plane: Pointer to drm plane. * @fb: Pointer to framebuffer associated with the given plane + * @pipe_cfg: Pointer to pipe configuration * Result: Updates calculated bandwidth in the plane state. * BW Equation: src_w * src_h * bpp * fps * (v_total / v_dest) * Prefill BW Equation: line src bytes * line_time */ static void _dpu_plane_calc_bw(struct drm_plane *plane, - struct drm_framebuffer *fb) + struct drm_framebuffer *fb, + struct dpu_hw_pipe_cfg *pipe_cfg) { - struct dpu_plane *pdpu = to_dpu_plane(plane); struct dpu_plane_state *pstate; struct drm_display_mode *mode; const struct dpu_format *fmt = NULL; @@ -169,9 +161,9 @@ static void _dpu_plane_calc_bw(struct drm_plane *plane, fmt = dpu_get_dpu_format_ext(fb->format->format, fb->modifier); - src_width = drm_rect_width(&pdpu->pipe_cfg.src_rect); - src_height = drm_rect_height(&pdpu->pipe_cfg.src_rect); - dst_height = drm_rect_height(&pdpu->pipe_cfg.dst_rect); + src_width = drm_rect_width(&pipe_cfg->src_rect); + src_height = drm_rect_height(&pipe_cfg->src_rect); + dst_height = drm_rect_height(&pipe_cfg->dst_rect); fps = drm_mode_vrefresh(mode); vbp = mode->vtotal - mode->vsync_end; vpw = mode->vsync_end - mode->vsync_start; @@ -202,12 +194,12 @@ static void _dpu_plane_calc_bw(struct drm_plane *plane, /** * _dpu_plane_calc_clk - calculate clock required for a plane * @plane: Pointer to drm plane. + * @pipe_cfg: Pointer to pipe configuration * Result: Updates calculated clock in the plane state. * Clock equation: dst_w * v_total * fps * (src_h / dst_h) */ -static void _dpu_plane_calc_clk(struct drm_plane *plane) +static void _dpu_plane_calc_clk(struct drm_plane *plane, struct dpu_hw_pipe_cfg *pipe_cfg) { - struct dpu_plane *pdpu = to_dpu_plane(plane); struct dpu_plane_state *pstate; struct drm_display_mode *mode; int dst_width, src_height, dst_height, fps; @@ -215,9 +207,9 @@ static void _dpu_plane_calc_clk(struct drm_plane *plane) pstate = to_dpu_plane_state(plane->state); mode = &plane->state->crtc->mode; - src_height = drm_rect_height(&pdpu->pipe_cfg.src_rect); - dst_width = drm_rect_width(&pdpu->pipe_cfg.dst_rect); - dst_height = drm_rect_height(&pdpu->pipe_cfg.dst_rect); + src_height = drm_rect_height(&pipe_cfg->src_rect); + dst_width = drm_rect_width(&pipe_cfg->dst_rect); + dst_height = drm_rect_height(&pipe_cfg->dst_rect); fps = drm_mode_vrefresh(mode); pstate->plane_clk = @@ -254,14 +246,17 @@ static int _dpu_plane_calc_fill_level(struct drm_plane *plane, fixed_buff_size = pdpu->catalog->caps->pixel_ram_size; list_for_each_entry(tmp, &pdpu->mplane_list, mplane_list) { + u32 tmp_width; + if (!tmp->base.state->visible) continue; + tmp_width = drm_rect_width(&tmp->base.state->src) >> 16; DPU_DEBUG("plane%d/%d src_width:%d/%d\n", pdpu->base.base.id, tmp->base.base.id, src_width, - drm_rect_width(&tmp->pipe_cfg.src_rect)); + tmp_width); src_width = max_t(u32, src_width, - drm_rect_width(&tmp->pipe_cfg.src_rect)); + tmp_width); } if (fmt->fetch_planes == DPU_PLANE_PSEUDO_PLANAR) { @@ -321,9 +316,10 @@ static u64 _dpu_plane_get_qos_lut(const struct dpu_qos_lut_tbl *tbl, * _dpu_plane_set_qos_lut - set QoS LUT of the given plane * @plane: Pointer to drm plane * @fb: Pointer to framebuffer associated with the given plane + * @pipe_cfg: Pointer to pipe configuration */ static void _dpu_plane_set_qos_lut(struct drm_plane *plane, - struct drm_framebuffer *fb) + struct drm_framebuffer *fb, struct dpu_hw_pipe_cfg *pipe_cfg) { struct dpu_plane *pdpu = to_dpu_plane(plane); const struct dpu_format *fmt = NULL; @@ -337,7 +333,7 @@ static void _dpu_plane_set_qos_lut(struct drm_plane *plane, fb->format->format, fb->modifier); total_fl = _dpu_plane_calc_fill_level(plane, fmt, - drm_rect_width(&pdpu->pipe_cfg.src_rect)); + drm_rect_width(&pipe_cfg->src_rect)); if (fmt && DPU_FORMAT_IS_LINEAR(fmt)) lut_usage = DPU_QOS_LUT_USAGE_LINEAR; @@ -348,8 +344,6 @@ static void _dpu_plane_set_qos_lut(struct drm_plane *plane, qos_lut = _dpu_plane_get_qos_lut( &pdpu->catalog->perf.qos_lut_tbl[lut_usage], total_fl); - pdpu->pipe_qos_cfg.creq_lut = qos_lut; - trace_dpu_perf_set_qos_luts(pdpu->pipe - SSPP_VIG0, (fmt) ? fmt->base.pixel_format : 0, pdpu->is_rt_pipe, total_fl, qos_lut, lut_usage); @@ -359,7 +353,7 @@ static void _dpu_plane_set_qos_lut(struct drm_plane *plane, fmt ? (char *)&fmt->base.pixel_format : NULL, pdpu->is_rt_pipe, total_fl, qos_lut); - pdpu->pipe_hw->ops.setup_creq_lut(pdpu->pipe_hw, &pdpu->pipe_qos_cfg); + pdpu->pipe_hw->ops.setup_creq_lut(pdpu->pipe_hw, qos_lut); } /** @@ -397,24 +391,21 @@ static void _dpu_plane_set_danger_lut(struct drm_plane *plane, } } - pdpu->pipe_qos_cfg.danger_lut = danger_lut; - pdpu->pipe_qos_cfg.safe_lut = safe_lut; - trace_dpu_perf_set_danger_luts(pdpu->pipe - SSPP_VIG0, (fmt) ? fmt->base.pixel_format : 0, (fmt) ? fmt->fetch_mode : 0, - pdpu->pipe_qos_cfg.danger_lut, - pdpu->pipe_qos_cfg.safe_lut); + danger_lut, + safe_lut); DPU_DEBUG_PLANE(pdpu, "pnum:%d fmt: %4.4s mode:%d luts[0x%x, 0x%x]\n", pdpu->pipe - SSPP_VIG0, fmt ? (char *)&fmt->base.pixel_format : NULL, fmt ? fmt->fetch_mode : -1, - pdpu->pipe_qos_cfg.danger_lut, - pdpu->pipe_qos_cfg.safe_lut); + danger_lut, + safe_lut); pdpu->pipe_hw->ops.setup_danger_safe_lut(pdpu->pipe_hw, - &pdpu->pipe_qos_cfg); + danger_lut, safe_lut); } /** @@ -427,47 +418,51 @@ static void _dpu_plane_set_qos_ctrl(struct drm_plane *plane, bool enable, u32 flags) { struct dpu_plane *pdpu = to_dpu_plane(plane); + struct dpu_hw_pipe_qos_cfg pipe_qos_cfg; + + memset(&pipe_qos_cfg, 0, sizeof(pipe_qos_cfg)); if (flags & DPU_PLANE_QOS_VBLANK_CTRL) { - pdpu->pipe_qos_cfg.creq_vblank = pdpu->pipe_sblk->creq_vblank; - pdpu->pipe_qos_cfg.danger_vblank = - pdpu->pipe_sblk->danger_vblank; - pdpu->pipe_qos_cfg.vblank_en = enable; + pipe_qos_cfg.creq_vblank = pdpu->pipe_hw->cap->sblk->creq_vblank; + pipe_qos_cfg.danger_vblank = + pdpu->pipe_hw->cap->sblk->danger_vblank; + pipe_qos_cfg.vblank_en = enable; } if (flags & DPU_PLANE_QOS_VBLANK_AMORTIZE) { /* this feature overrules previous VBLANK_CTRL */ - pdpu->pipe_qos_cfg.vblank_en = false; - pdpu->pipe_qos_cfg.creq_vblank = 0; /* clear vblank bits */ + pipe_qos_cfg.vblank_en = false; + pipe_qos_cfg.creq_vblank = 0; /* clear vblank bits */ } if (flags & DPU_PLANE_QOS_PANIC_CTRL) - pdpu->pipe_qos_cfg.danger_safe_en = enable; + pipe_qos_cfg.danger_safe_en = enable; if (!pdpu->is_rt_pipe) { - pdpu->pipe_qos_cfg.vblank_en = false; - pdpu->pipe_qos_cfg.danger_safe_en = false; + pipe_qos_cfg.vblank_en = false; + pipe_qos_cfg.danger_safe_en = false; } DPU_DEBUG_PLANE(pdpu, "pnum:%d ds:%d vb:%d pri[0x%x, 0x%x] is_rt:%d\n", pdpu->pipe - SSPP_VIG0, - pdpu->pipe_qos_cfg.danger_safe_en, - pdpu->pipe_qos_cfg.vblank_en, - pdpu->pipe_qos_cfg.creq_vblank, - pdpu->pipe_qos_cfg.danger_vblank, + pipe_qos_cfg.danger_safe_en, + pipe_qos_cfg.vblank_en, + pipe_qos_cfg.creq_vblank, + pipe_qos_cfg.danger_vblank, pdpu->is_rt_pipe); pdpu->pipe_hw->ops.setup_qos_ctrl(pdpu->pipe_hw, - &pdpu->pipe_qos_cfg); + &pipe_qos_cfg); } /** * _dpu_plane_set_ot_limit - set OT limit for the given plane * @plane: Pointer to drm plane * @crtc: Pointer to drm crtc + * @pipe_cfg: Pointer to pipe configuration */ static void _dpu_plane_set_ot_limit(struct drm_plane *plane, - struct drm_crtc *crtc) + struct drm_crtc *crtc, struct dpu_hw_pipe_cfg *pipe_cfg) { struct dpu_plane *pdpu = to_dpu_plane(plane); struct dpu_vbif_set_ot_params ot_params; @@ -476,8 +471,8 @@ static void _dpu_plane_set_ot_limit(struct drm_plane *plane, memset(&ot_params, 0, sizeof(ot_params)); ot_params.xin_id = pdpu->pipe_hw->cap->xin_id; ot_params.num = pdpu->pipe_hw->idx - SSPP_NONE; - ot_params.width = drm_rect_width(&pdpu->pipe_cfg.src_rect); - ot_params.height = drm_rect_height(&pdpu->pipe_cfg.src_rect); + ot_params.width = drm_rect_width(&pipe_cfg->src_rect); + ot_params.height = drm_rect_height(&pipe_cfg->src_rect); ot_params.is_wfd = !pdpu->is_rt_pipe; ot_params.frame_rate = drm_mode_vrefresh(&crtc->mode); ot_params.vbif_idx = VBIF_RT; @@ -606,66 +601,75 @@ static void _dpu_plane_setup_scaler3(struct dpu_plane *pdpu, scale_cfg->enable = 1; } -static void _dpu_plane_setup_csc(struct dpu_plane *pdpu) -{ - static const struct dpu_csc_cfg dpu_csc_YUV2RGB_601L = { - { - /* S15.16 format */ - 0x00012A00, 0x00000000, 0x00019880, - 0x00012A00, 0xFFFF9B80, 0xFFFF3000, - 0x00012A00, 0x00020480, 0x00000000, +static const struct dpu_csc_cfg dpu_csc_YUV2RGB_601L = { + { + /* S15.16 format */ + 0x00012A00, 0x00000000, 0x00019880, + 0x00012A00, 0xFFFF9B80, 0xFFFF3000, + 0x00012A00, 0x00020480, 0x00000000, + }, + /* signed bias */ + { 0xfff0, 0xff80, 0xff80,}, + { 0x0, 0x0, 0x0,}, + /* unsigned clamp */ + { 0x10, 0xeb, 0x10, 0xf0, 0x10, 0xf0,}, + { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff,}, +}; + +static const struct dpu_csc_cfg dpu_csc10_YUV2RGB_601L = { + { + /* S15.16 format */ + 0x00012A00, 0x00000000, 0x00019880, + 0x00012A00, 0xFFFF9B80, 0xFFFF3000, + 0x00012A00, 0x00020480, 0x00000000, }, - /* signed bias */ - { 0xfff0, 0xff80, 0xff80,}, - { 0x0, 0x0, 0x0,}, - /* unsigned clamp */ - { 0x10, 0xeb, 0x10, 0xf0, 0x10, 0xf0,}, - { 0x00, 0xff, 0x00, 0xff, 0x00, 0xff,}, - }; - static const struct dpu_csc_cfg dpu_csc10_YUV2RGB_601L = { - { - /* S15.16 format */ - 0x00012A00, 0x00000000, 0x00019880, - 0x00012A00, 0xFFFF9B80, 0xFFFF3000, - 0x00012A00, 0x00020480, 0x00000000, - }, - /* signed bias */ - { 0xffc0, 0xfe00, 0xfe00,}, - { 0x0, 0x0, 0x0,}, - /* unsigned clamp */ - { 0x40, 0x3ac, 0x40, 0x3c0, 0x40, 0x3c0,}, - { 0x00, 0x3ff, 0x00, 0x3ff, 0x00, 0x3ff,}, - }; + /* signed bias */ + { 0xffc0, 0xfe00, 0xfe00,}, + { 0x0, 0x0, 0x0,}, + /* unsigned clamp */ + { 0x40, 0x3ac, 0x40, 0x3c0, 0x40, 0x3c0,}, + { 0x00, 0x3ff, 0x00, 0x3ff, 0x00, 0x3ff,}, +}; + +static const struct dpu_csc_cfg *_dpu_plane_get_csc(struct dpu_plane *pdpu, const struct dpu_format *fmt) +{ + const struct dpu_csc_cfg *csc_ptr; if (!pdpu) { DPU_ERROR("invalid plane\n"); - return; + return NULL; } - if (BIT(DPU_SSPP_CSC_10BIT) & pdpu->features) - pdpu->csc_ptr = (struct dpu_csc_cfg *)&dpu_csc10_YUV2RGB_601L; + if (!DPU_FORMAT_IS_YUV(fmt)) + return NULL; + + if (BIT(DPU_SSPP_CSC_10BIT) & pdpu->pipe_hw->cap->features) + csc_ptr = &dpu_csc10_YUV2RGB_601L; else - pdpu->csc_ptr = (struct dpu_csc_cfg *)&dpu_csc_YUV2RGB_601L; + csc_ptr = &dpu_csc_YUV2RGB_601L; DPU_DEBUG_PLANE(pdpu, "using 0x%X 0x%X 0x%X...\n", - pdpu->csc_ptr->csc_mv[0], - pdpu->csc_ptr->csc_mv[1], - pdpu->csc_ptr->csc_mv[2]); + csc_ptr->csc_mv[0], + csc_ptr->csc_mv[1], + csc_ptr->csc_mv[2]); + + return csc_ptr; } static void _dpu_plane_setup_scaler(struct dpu_plane *pdpu, struct dpu_plane_state *pstate, - const struct dpu_format *fmt, bool color_fill) + const struct dpu_format *fmt, bool color_fill, + struct dpu_hw_pipe_cfg *pipe_cfg) { const struct drm_format_info *info = drm_format_info(fmt->base.pixel_format); /* don't chroma subsample if decimating */ /* update scaler. calculate default config for QSEED3 */ _dpu_plane_setup_scaler3(pdpu, pstate, - drm_rect_width(&pdpu->pipe_cfg.src_rect), - drm_rect_height(&pdpu->pipe_cfg.src_rect), - drm_rect_width(&pdpu->pipe_cfg.dst_rect), - drm_rect_height(&pdpu->pipe_cfg.dst_rect), + drm_rect_width(&pipe_cfg->src_rect), + drm_rect_height(&pipe_cfg->src_rect), + drm_rect_width(&pipe_cfg->dst_rect), + drm_rect_height(&pipe_cfg->dst_rect), &pstate->scaler3_cfg, fmt, info->hsub, info->vsub); } @@ -683,6 +687,7 @@ static int _dpu_plane_color_fill(struct dpu_plane *pdpu, const struct dpu_format *fmt; const struct drm_plane *plane = &pdpu->base; struct dpu_plane_state *pstate = to_dpu_plane_state(plane->state); + struct dpu_hw_pipe_cfg pipe_cfg; DPU_DEBUG_PLANE(pdpu, "\n"); @@ -699,13 +704,15 @@ static int _dpu_plane_color_fill(struct dpu_plane *pdpu, pstate->multirect_index); /* override scaler/decimation if solid fill */ - pdpu->pipe_cfg.src_rect.x1 = 0; - pdpu->pipe_cfg.src_rect.y1 = 0; - pdpu->pipe_cfg.src_rect.x2 = - drm_rect_width(&pdpu->pipe_cfg.dst_rect); - pdpu->pipe_cfg.src_rect.y2 = - drm_rect_height(&pdpu->pipe_cfg.dst_rect); - _dpu_plane_setup_scaler(pdpu, pstate, fmt, true); + pipe_cfg.dst_rect = pstate->base.dst; + + pipe_cfg.src_rect.x1 = 0; + pipe_cfg.src_rect.y1 = 0; + pipe_cfg.src_rect.x2 = + drm_rect_width(&pipe_cfg.dst_rect); + pipe_cfg.src_rect.y2 = + drm_rect_height(&pipe_cfg.dst_rect); + _dpu_plane_setup_scaler(pdpu, pstate, fmt, true, &pipe_cfg); if (pdpu->pipe_hw->ops.setup_format) pdpu->pipe_hw->ops.setup_format(pdpu->pipe_hw, @@ -714,7 +721,7 @@ static int _dpu_plane_color_fill(struct dpu_plane *pdpu, if (pdpu->pipe_hw->ops.setup_rects) pdpu->pipe_hw->ops.setup_rects(pdpu->pipe_hw, - &pdpu->pipe_cfg, + &pipe_cfg, pstate->multirect_index); if (pdpu->pipe_hw->ops.setup_pe) @@ -724,7 +731,7 @@ static int _dpu_plane_color_fill(struct dpu_plane *pdpu, if (pdpu->pipe_hw->ops.setup_scaler && pstate->multirect_index != DPU_SSPP_RECT_1) pdpu->pipe_hw->ops.setup_scaler(pdpu->pipe_hw, - &pdpu->pipe_cfg, &pstate->pixel_ext, + &pipe_cfg, &pstate->pixel_ext, &pstate->scaler3_cfg); } @@ -964,10 +971,10 @@ static int dpu_plane_atomic_check(struct drm_plane *plane, crtc_state = drm_atomic_get_new_crtc_state(state, new_plane_state->crtc); - min_scale = FRAC_16_16(1, pdpu->pipe_sblk->maxupscale); + min_scale = FRAC_16_16(1, pdpu->pipe_hw->cap->sblk->maxupscale); ret = drm_atomic_helper_check_plane_state(new_plane_state, crtc_state, min_scale, - pdpu->pipe_sblk->maxdwnscale << 16, + pdpu->pipe_hw->cap->sblk->maxdwnscale << 16, true, true); if (ret) { DPU_DEBUG_PLANE(pdpu, "Check plane state failed (%d)\n", ret); @@ -993,8 +1000,8 @@ static int dpu_plane_atomic_check(struct drm_plane *plane, min_src_size = DPU_FORMAT_IS_YUV(fmt) ? 2 : 1; if (DPU_FORMAT_IS_YUV(fmt) && - (!(pdpu->features & DPU_SSPP_SCALER) || - !(pdpu->features & (BIT(DPU_SSPP_CSC) + (!(pdpu->pipe_hw->cap->features & DPU_SSPP_SCALER) || + !(pdpu->pipe_hw->cap->features & (BIT(DPU_SSPP_CSC) | BIT(DPU_SSPP_CSC_10BIT))))) { DPU_DEBUG_PLANE(pdpu, "plane doesn't have scaler/csc for yuv\n"); @@ -1056,8 +1063,13 @@ void dpu_plane_flush(struct drm_plane *plane) else if (pdpu->color_fill & DPU_PLANE_COLOR_FILL_FLAG) /* force 100% alpha */ _dpu_plane_color_fill(pdpu, pdpu->color_fill, 0xFF); - else if (pdpu->pipe_hw && pdpu->csc_ptr && pdpu->pipe_hw->ops.setup_csc) - pdpu->pipe_hw->ops.setup_csc(pdpu->pipe_hw, pdpu->csc_ptr); + else if (pdpu->pipe_hw && pdpu->pipe_hw->ops.setup_csc) { + const struct dpu_format *fmt = to_dpu_format(msm_framebuffer_format(plane->state->fb)); + const struct dpu_csc_cfg *csc_ptr = _dpu_plane_get_csc(pdpu, fmt); + + if (csc_ptr) + pdpu->pipe_hw->ops.setup_csc(pdpu->pipe_hw, csc_ptr); + } /* flag h/w flush complete */ if (plane->state) @@ -1091,10 +1103,11 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) bool is_rt_pipe, update_qos_remap; const struct dpu_format *fmt = to_dpu_format(msm_framebuffer_format(fb)); + struct dpu_hw_pipe_cfg pipe_cfg; - memset(&(pdpu->pipe_cfg), 0, sizeof(struct dpu_hw_pipe_cfg)); + memset(&pipe_cfg, 0, sizeof(struct dpu_hw_pipe_cfg)); - _dpu_plane_set_scanout(plane, pstate, &pdpu->pipe_cfg, fb); + _dpu_plane_set_scanout(plane, pstate, &pipe_cfg, fb); pstate->pending = true; @@ -1106,17 +1119,17 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) crtc->base.id, DRM_RECT_ARG(&state->dst), (char *)&fmt->base.pixel_format, DPU_FORMAT_IS_UBWC(fmt)); - pdpu->pipe_cfg.src_rect = state->src; + pipe_cfg.src_rect = state->src; /* state->src is 16.16, src_rect is not */ - pdpu->pipe_cfg.src_rect.x1 >>= 16; - pdpu->pipe_cfg.src_rect.x2 >>= 16; - pdpu->pipe_cfg.src_rect.y1 >>= 16; - pdpu->pipe_cfg.src_rect.y2 >>= 16; + pipe_cfg.src_rect.x1 >>= 16; + pipe_cfg.src_rect.x2 >>= 16; + pipe_cfg.src_rect.y1 >>= 16; + pipe_cfg.src_rect.y2 >>= 16; - pdpu->pipe_cfg.dst_rect = state->dst; + pipe_cfg.dst_rect = state->dst; - _dpu_plane_setup_scaler(pdpu, pstate, fmt, false); + _dpu_plane_setup_scaler(pdpu, pstate, fmt, false, &pipe_cfg); /* override for color fill */ if (pdpu->color_fill & DPU_PLANE_COLOR_FILL_FLAG) { @@ -1126,7 +1139,7 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) if (pdpu->pipe_hw->ops.setup_rects) { pdpu->pipe_hw->ops.setup_rects(pdpu->pipe_hw, - &pdpu->pipe_cfg, + &pipe_cfg, pstate->multirect_index); } @@ -1143,7 +1156,7 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) if (pdpu->pipe_hw->ops.setup_scaler && pstate->multirect_index != DPU_SSPP_RECT_1) pdpu->pipe_hw->ops.setup_scaler(pdpu->pipe_hw, - &pdpu->pipe_cfg, &pstate->pixel_ext, + &pipe_cfg, &pstate->pixel_ext, &pstate->scaler3_cfg); if (pdpu->pipe_hw->ops.setup_multirect) @@ -1173,35 +1186,29 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) pstate->multirect_index); if (pdpu->pipe_hw->ops.setup_cdp) { - struct dpu_hw_pipe_cdp_cfg *cdp_cfg = &pstate->cdp_cfg; + struct dpu_hw_pipe_cdp_cfg cdp_cfg; - memset(cdp_cfg, 0, sizeof(struct dpu_hw_pipe_cdp_cfg)); + memset(&cdp_cfg, 0, sizeof(struct dpu_hw_pipe_cdp_cfg)); - cdp_cfg->enable = pdpu->catalog->perf.cdp_cfg + cdp_cfg.enable = pdpu->catalog->perf.cdp_cfg [DPU_PERF_CDP_USAGE_RT].rd_enable; - cdp_cfg->ubwc_meta_enable = + cdp_cfg.ubwc_meta_enable = DPU_FORMAT_IS_UBWC(fmt); - cdp_cfg->tile_amortize_enable = + cdp_cfg.tile_amortize_enable = DPU_FORMAT_IS_UBWC(fmt) || DPU_FORMAT_IS_TILE(fmt); - cdp_cfg->preload_ahead = DPU_SSPP_CDP_PRELOAD_AHEAD_64; + cdp_cfg.preload_ahead = DPU_SSPP_CDP_PRELOAD_AHEAD_64; - pdpu->pipe_hw->ops.setup_cdp(pdpu->pipe_hw, cdp_cfg); + pdpu->pipe_hw->ops.setup_cdp(pdpu->pipe_hw, &cdp_cfg); } - - /* update csc */ - if (DPU_FORMAT_IS_YUV(fmt)) - _dpu_plane_setup_csc(pdpu); - else - pdpu->csc_ptr = NULL; } - _dpu_plane_set_qos_lut(plane, fb); + _dpu_plane_set_qos_lut(plane, fb, &pipe_cfg); _dpu_plane_set_danger_lut(plane, fb); if (plane->type != DRM_PLANE_TYPE_CURSOR) { _dpu_plane_set_qos_ctrl(plane, true, DPU_PLANE_QOS_PANIC_CTRL); - _dpu_plane_set_ot_limit(plane, crtc); + _dpu_plane_set_ot_limit(plane, crtc, &pipe_cfg); } update_qos_remap = (is_rt_pipe != pdpu->is_rt_pipe) || @@ -1215,9 +1222,9 @@ static void dpu_plane_sspp_atomic_update(struct drm_plane *plane) _dpu_plane_set_qos_remap(plane); } - _dpu_plane_calc_bw(plane, fb); + _dpu_plane_calc_bw(plane, fb, &pipe_cfg); - _dpu_plane_calc_clk(plane); + _dpu_plane_calc_clk(plane, &pipe_cfg); } static void _dpu_plane_atomic_disable(struct drm_plane *plane) @@ -1432,12 +1439,12 @@ static int _dpu_plane_init_debugfs(struct drm_plane *plane) /* create overall sub-directory for the pipe */ pdpu->debugfs_root = - debugfs_create_dir(pdpu->pipe_name, + debugfs_create_dir(plane->name, plane->dev->primary->debugfs_root); /* don't error check these */ - debugfs_create_x32("features", 0600, - pdpu->debugfs_root, &pdpu->features); + debugfs_create_xul("features", 0600, + pdpu->debugfs_root, (unsigned long *)&pdpu->pipe_hw->cap->features); /* add register dump support */ dpu_debugfs_setup_regset32(&pdpu->debugfs_src, @@ -1609,21 +1616,13 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev, goto clean_sspp; } - /* cache features mask for later */ - pdpu->features = pdpu->pipe_hw->cap->features; - pdpu->pipe_sblk = pdpu->pipe_hw->cap->sblk; - if (!pdpu->pipe_sblk) { - DPU_ERROR("[%u]invalid sblk\n", pipe); - goto clean_sspp; - } - if (pdpu->is_virtual) { - format_list = pdpu->pipe_sblk->virt_format_list; - num_formats = pdpu->pipe_sblk->virt_num_formats; + format_list = pdpu->pipe_hw->cap->sblk->virt_format_list; + num_formats = pdpu->pipe_hw->cap->sblk->virt_num_formats; } else { - format_list = pdpu->pipe_sblk->format_list; - num_formats = pdpu->pipe_sblk->num_formats; + format_list = pdpu->pipe_hw->cap->sblk->format_list; + num_formats = pdpu->pipe_hw->cap->sblk->num_formats; } ret = drm_universal_plane_init(dev, plane, 0xff, &dpu_plane_funcs, @@ -1663,12 +1662,9 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev, /* success! finalize initialization */ drm_plane_helper_add(plane, &dpu_plane_helper_funcs); - /* save user friendly pipe name for later */ - snprintf(pdpu->pipe_name, DPU_NAME_SIZE, "plane%u", plane->base.id); - mutex_init(&pdpu->lock); - DPU_DEBUG("%s created for pipe:%u id:%u virtual:%u\n", pdpu->pipe_name, + DPU_DEBUG("%s created for pipe:%u id:%u virtual:%u\n", plane->name, pipe, plane->base.id, master_plane_id); return plane; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h index 34e03ac05f4a..52792526e904 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h @@ -25,7 +25,6 @@ * @pending: whether the current update is still pending * @scaler3_cfg: configuration data for scaler3 * @pixel_ext: configuration data for pixel extensions - * @cdp_cfg: CDP configuration * @plane_fetch_bw: calculated BW per plane * @plane_clk: calculated clk per plane */ @@ -42,7 +41,6 @@ struct dpu_plane_state { struct dpu_hw_scaler3_cfg scaler3_cfg; struct dpu_hw_pixel_ext pixel_ext; - struct dpu_hw_pipe_cdp_cfg cdp_cfg; u64 plane_fetch_bw; u64 plane_clk; }; diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c index 7b242246d4e7..f78a6eec0ddd 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c @@ -370,22 +370,7 @@ static int modeset_init_intf(struct mdp5_kms *mdp5_kms, switch (intf->type) { case INTF_eDP: - if (!priv->edp) - break; - - ctl = mdp5_ctlm_request(ctlm, intf->num); - if (!ctl) { - ret = -EINVAL; - break; - } - - encoder = construct_encoder(mdp5_kms, intf, ctl); - if (IS_ERR(encoder)) { - ret = PTR_ERR(encoder); - break; - } - - ret = msm_edp_modeset_init(priv->edp, dev, encoder); + DRM_DEV_INFO(dev->dev, "Skipping eDP interface %d\n", intf->num); break; case INTF_HDMI: if (!priv->hdmi) @@ -1031,7 +1016,7 @@ static const struct dev_pm_ops mdp5_pm_ops = { SET_RUNTIME_PM_OPS(mdp5_runtime_suspend, mdp5_runtime_resume, NULL) }; -static const struct of_device_id mdp5_dt_match[] = { +const struct of_device_id mdp5_dt_match[] = { { .compatible = "qcom,mdp5", }, /* to support downstream DT files */ { .compatible = "qcom,mdss_mdp", }, diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_mdss.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_mdss.c index 0ea53420bc40..c34760d981b8 100644 --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_mdss.c +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_mdss.c @@ -16,8 +16,6 @@ struct mdp5_mdss { void __iomem *mmio, *vbif; - struct regulator *vdd; - struct clk *ahb_clk; struct clk *axi_clk; struct clk *vsync_clk; @@ -185,8 +183,6 @@ static void mdp5_mdss_destroy(struct drm_device *dev) irq_domain_remove(mdp5_mdss->irqcontroller.domain); mdp5_mdss->irqcontroller.domain = NULL; - regulator_disable(mdp5_mdss->vdd); - pm_runtime_disable(dev->dev); } @@ -234,31 +230,17 @@ int mdp5_mdss_init(struct drm_device *dev) goto fail; } - /* Regulator to enable GDSCs in downstream kernels */ - mdp5_mdss->vdd = devm_regulator_get(dev->dev, "vdd"); - if (IS_ERR(mdp5_mdss->vdd)) { - ret = PTR_ERR(mdp5_mdss->vdd); - goto fail; - } - - ret = regulator_enable(mdp5_mdss->vdd); - if (ret) { - DRM_DEV_ERROR(dev->dev, "failed to enable regulator vdd: %d\n", - ret); - goto fail; - } - ret = devm_request_irq(dev->dev, platform_get_irq(pdev, 0), mdss_irq, 0, "mdss_isr", mdp5_mdss); if (ret) { DRM_DEV_ERROR(dev->dev, "failed to init irq: %d\n", ret); - goto fail_irq; + goto fail; } ret = mdss_irq_domain_init(mdp5_mdss); if (ret) { DRM_DEV_ERROR(dev->dev, "failed to init sub-block irqs: %d\n", ret); - goto fail_irq; + goto fail; } mdp5_mdss->base.funcs = &mdss_funcs; @@ -267,8 +249,6 @@ int mdp5_mdss_init(struct drm_device *dev) pm_runtime_enable(dev->dev); return 0; -fail_irq: - regulator_disable(mdp5_mdss->vdd); fail: return ret; } diff --git a/drivers/gpu/drm/msm/dp/dp_aux.c b/drivers/gpu/drm/msm/dp/dp_aux.c index eb40d8413bca..6d36f63c3338 100644 --- a/drivers/gpu/drm/msm/dp/dp_aux.c +++ b/drivers/gpu/drm/msm/dp/dp_aux.c @@ -33,6 +33,7 @@ struct dp_aux_private { bool read; bool no_send_addr; bool no_send_stop; + bool initted; u32 offset; u32 segment; @@ -331,6 +332,10 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, } mutex_lock(&aux->mutex); + if (!aux->initted) { + ret = -EIO; + goto exit; + } dp_aux_update_offset_and_segment(aux, msg); dp_aux_transfer_helper(aux, msg, true); @@ -380,6 +385,8 @@ static ssize_t dp_aux_transfer(struct drm_dp_aux *dp_aux, } aux->cmd_busy = false; + +exit: mutex_unlock(&aux->mutex); return ret; @@ -431,8 +438,13 @@ void dp_aux_init(struct drm_dp_aux *dp_aux) aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + mutex_lock(&aux->mutex); + dp_catalog_aux_enable(aux->catalog, true); aux->retry_cnt = 0; + aux->initted = true; + + mutex_unlock(&aux->mutex); } void dp_aux_deinit(struct drm_dp_aux *dp_aux) @@ -441,7 +453,12 @@ void dp_aux_deinit(struct drm_dp_aux *dp_aux) aux = container_of(dp_aux, struct dp_aux_private, dp_aux); + mutex_lock(&aux->mutex); + + aux->initted = false; dp_catalog_aux_enable(aux->catalog, false); + + mutex_unlock(&aux->mutex); } int dp_aux_register(struct drm_dp_aux *dp_aux) diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index 62e75dc8afc6..c724cb0bde9d 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -119,13 +119,13 @@ void dp_ctrl_push_idle(struct dp_ctrl *dp_ctrl) static void dp_ctrl_config_ctrl(struct dp_ctrl_private *ctrl) { u32 config = 0, tbd; - u8 *dpcd = ctrl->panel->dpcd; + const u8 *dpcd = ctrl->panel->dpcd; /* Default-> LSCLK DIV: 1/4 LCLK */ config |= (2 << DP_CONFIGURATION_CTRL_LSCLK_DIV_SHIFT); /* Scrambler reset enable */ - if (dpcd[DP_EDP_CONFIGURATION_CAP] & DP_ALTERNATE_SCRAMBLER_RESET_CAP) + if (drm_dp_alternate_scrambler_reset_cap(dpcd)) config |= DP_CONFIGURATION_CTRL_ASSR; tbd = dp_link_get_test_bits_depth(ctrl->link, @@ -1228,7 +1228,10 @@ static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl, int *training_step) { int ret = 0; + const u8 *dpcd = ctrl->panel->dpcd; u8 encoding = DP_SET_ANSI_8B10B; + u8 ssc; + u8 assr; struct dp_link_info link_info = {0}; dp_ctrl_config_ctrl(ctrl); @@ -1238,9 +1241,21 @@ static int dp_ctrl_link_train(struct dp_ctrl_private *ctrl, link_info.capabilities = DP_LINK_CAP_ENHANCED_FRAMING; dp_aux_link_configure(ctrl->aux, &link_info); + + if (drm_dp_max_downspread(dpcd)) { + ssc = DP_SPREAD_AMP_0_5; + drm_dp_dpcd_write(ctrl->aux, DP_DOWNSPREAD_CTRL, &ssc, 1); + } + drm_dp_dpcd_write(ctrl->aux, DP_MAIN_LINK_CHANNEL_CODING_SET, &encoding, 1); + if (drm_dp_alternate_scrambler_reset_cap(dpcd)) { + assr = DP_ALTERNATE_SCRAMBLER_RESET_ENABLE; + drm_dp_dpcd_write(ctrl->aux, DP_EDP_CONFIGURATION_SET, + &assr, 1); + } + ret = dp_ctrl_link_train_1(ctrl, training_step); if (ret) { DRM_ERROR("link training #1 failed. ret=%d\n", ret); @@ -1312,9 +1327,11 @@ static int dp_ctrl_enable_mainlink_clocks(struct dp_ctrl_private *ctrl) struct dp_io *dp_io = &ctrl->parser->io; struct phy *phy = dp_io->phy; struct phy_configure_opts_dp *opts_dp = &dp_io->phy_opts.dp; + const u8 *dpcd = ctrl->panel->dpcd; opts_dp->lanes = ctrl->link->link_params.num_lanes; opts_dp->link_rate = ctrl->link->link_params.rate / 100; + opts_dp->ssc = drm_dp_max_downspread(dpcd); dp_ctrl_set_clock_rate(ctrl, DP_CTRL_PM, "ctrl_link", ctrl->link->link_params.rate * 1000); @@ -1406,7 +1423,7 @@ void dp_ctrl_host_deinit(struct dp_ctrl *dp_ctrl) static bool dp_ctrl_use_fixed_nvid(struct dp_ctrl_private *ctrl) { - u8 *dpcd = ctrl->panel->dpcd; + const u8 *dpcd = ctrl->panel->dpcd; /* * For better interop experience, used a fixed NVID=0x8000 diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c index aba8aa47ed76..d44f18b96ff4 100644 --- a/drivers/gpu/drm/msm/dp/dp_display.c +++ b/drivers/gpu/drm/msm/dp/dp_display.c @@ -135,8 +135,17 @@ static const struct msm_dp_config sc7180_dp_cfg = { .num_descs = 1, }; +static const struct msm_dp_config sc7280_dp_cfg = { + .descs = (const struct msm_dp_desc[]) { + [MSM_DP_CONTROLLER_0] = { .io_start = 0x0ae90000, .connector_type = DRM_MODE_CONNECTOR_DisplayPort }, + [MSM_DP_CONTROLLER_1] = { .io_start = 0x0aea0000, .connector_type = DRM_MODE_CONNECTOR_eDP }, + }, + .num_descs = 2, +}; + static const struct of_device_id dp_dt_match[] = { { .compatible = "qcom,sc7180-dp", .data = &sc7180_dp_cfg }, + { .compatible = "qcom,sc7280-edp", .data = &sc7280_dp_cfg }, {} }; @@ -522,11 +531,8 @@ static int dp_hpd_plug_handle(struct dp_display_private *dp, u32 data) dp->hpd_state = ST_CONNECT_PENDING; - hpd->hpd_high = 1; - ret = dp_display_usbpd_configure_cb(&dp->pdev->dev); if (ret) { /* link train failed */ - hpd->hpd_high = 0; dp->hpd_state = ST_DISCONNECTED; if (ret == -ECONNRESET) { /* cable unplugged */ @@ -603,7 +609,6 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) /* triggered by irq_hdp with sink_count = 0 */ if (dp->link->sink_count == 0) { dp_ctrl_off_phy(dp->ctrl); - hpd->hpd_high = 0; dp->core_initialized = false; } mutex_unlock(&dp->event_mutex); @@ -627,8 +632,6 @@ static int dp_hpd_unplug_handle(struct dp_display_private *dp, u32 data) /* disable HPD plug interrupts */ dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_PLUG_INT_MASK, false); - hpd->hpd_high = 0; - /* * We don't need separate work for disconnect as * connect/attention interrupts are disabled diff --git a/drivers/gpu/drm/msm/dp/dp_hpd.c b/drivers/gpu/drm/msm/dp/dp_hpd.c index e1c90fa47411..db98a1d431eb 100644 --- a/drivers/gpu/drm/msm/dp/dp_hpd.c +++ b/drivers/gpu/drm/msm/dp/dp_hpd.c @@ -32,8 +32,6 @@ int dp_hpd_connect(struct dp_usbpd *dp_usbpd, bool hpd) hpd_priv = container_of(dp_usbpd, struct dp_hpd_private, dp_usbpd); - dp_usbpd->hpd_high = hpd; - if (!hpd_priv->dp_cb || !hpd_priv->dp_cb->configure || !hpd_priv->dp_cb->disconnect) { pr_err("hpd dp_cb not initialized\n"); diff --git a/drivers/gpu/drm/msm/dp/dp_hpd.h b/drivers/gpu/drm/msm/dp/dp_hpd.h index 5bc5bb64680f..8feec5aa5027 100644 --- a/drivers/gpu/drm/msm/dp/dp_hpd.h +++ b/drivers/gpu/drm/msm/dp/dp_hpd.h @@ -26,7 +26,6 @@ enum plug_orientation { * @multi_func: multi-function preferred * @usb_config_req: request to switch to usb * @exit_dp_mode: request exit from displayport mode - * @hpd_high: Hot Plug Detect signal is high. * @hpd_irq: Change in the status since last message * @alt_mode_cfg_done: bool to specify alt mode status * @debug_en: bool to specify debug mode @@ -39,7 +38,6 @@ struct dp_usbpd { bool multi_func; bool usb_config_req; bool exit_dp_mode; - bool hpd_high; bool hpd_irq; bool alt_mode_cfg_done; bool debug_en; diff --git a/drivers/gpu/drm/msm/dsi/dsi.h b/drivers/gpu/drm/msm/dsi/dsi.h index bb39e7ca802d..f46df52c6985 100644 --- a/drivers/gpu/drm/msm/dsi/dsi.h +++ b/drivers/gpu/drm/msm/dsi/dsi.h @@ -120,6 +120,8 @@ unsigned long msm_dsi_host_get_mode_flags(struct mipi_dsi_host *host); struct drm_bridge *msm_dsi_host_get_bridge(struct mipi_dsi_host *host); int msm_dsi_host_register(struct mipi_dsi_host *host); void msm_dsi_host_unregister(struct mipi_dsi_host *host); +void msm_dsi_host_set_phy_mode(struct mipi_dsi_host *host, + struct msm_dsi_phy *src_phy); int msm_dsi_host_set_src_pll(struct mipi_dsi_host *host, struct msm_dsi_phy *src_phy); void msm_dsi_host_reset_phy(struct mipi_dsi_host *host); @@ -173,8 +175,6 @@ int msm_dsi_phy_enable(struct msm_dsi_phy *phy, void msm_dsi_phy_disable(struct msm_dsi_phy *phy); void msm_dsi_phy_set_usecase(struct msm_dsi_phy *phy, enum msm_dsi_phy_usecase uc); -int msm_dsi_phy_get_clk_provider(struct msm_dsi_phy *phy, - struct clk **byte_clk_provider, struct clk **pixel_clk_provider); void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy); int msm_dsi_phy_pll_restore_state(struct msm_dsi_phy *phy); void msm_dsi_phy_snapshot(struct msm_disp_state *disp_state, struct msm_dsi_phy *phy); diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 4c7b6944fc0d..5b4bb722f750 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1664,6 +1664,8 @@ static int dsi_host_parse_lane_data(struct msm_dsi_host *msm_host, if (!prop) { DRM_DEV_DEBUG(dev, "failed to find data lane mapping, using default\n"); + /* Set the number of date lanes to 4 by default. */ + msm_host->num_data_lanes = 4; return 0; } @@ -2177,57 +2179,12 @@ void msm_dsi_host_cmd_xfer_commit(struct mipi_dsi_host *host, u32 dma_base, wmb(); } -int msm_dsi_host_set_src_pll(struct mipi_dsi_host *host, +void msm_dsi_host_set_phy_mode(struct mipi_dsi_host *host, struct msm_dsi_phy *src_phy) { struct msm_dsi_host *msm_host = to_msm_dsi_host(host); - struct clk *byte_clk_provider, *pixel_clk_provider; - int ret; msm_host->cphy_mode = src_phy->cphy_mode; - - ret = msm_dsi_phy_get_clk_provider(src_phy, - &byte_clk_provider, &pixel_clk_provider); - if (ret) { - pr_info("%s: can't get provider from pll, don't set parent\n", - __func__); - return 0; - } - - ret = clk_set_parent(msm_host->byte_clk_src, byte_clk_provider); - if (ret) { - pr_err("%s: can't set parent to byte_clk_src. ret=%d\n", - __func__, ret); - goto exit; - } - - ret = clk_set_parent(msm_host->pixel_clk_src, pixel_clk_provider); - if (ret) { - pr_err("%s: can't set parent to pixel_clk_src. ret=%d\n", - __func__, ret); - goto exit; - } - - if (msm_host->dsi_clk_src) { - ret = clk_set_parent(msm_host->dsi_clk_src, pixel_clk_provider); - if (ret) { - pr_err("%s: can't set parent to dsi_clk_src. ret=%d\n", - __func__, ret); - goto exit; - } - } - - if (msm_host->esc_clk_src) { - ret = clk_set_parent(msm_host->esc_clk_src, byte_clk_provider); - if (ret) { - pr_err("%s: can't set parent to esc_clk_src. ret=%d\n", - __func__, ret); - goto exit; - } - } - -exit: - return ret; } void msm_dsi_host_reset_phy(struct mipi_dsi_host *host) diff --git a/drivers/gpu/drm/msm/dsi/dsi_manager.c b/drivers/gpu/drm/msm/dsi/dsi_manager.c index 01bf8d907933..681ca74fe410 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_manager.c +++ b/drivers/gpu/drm/msm/dsi/dsi_manager.c @@ -79,10 +79,8 @@ static int dsi_mgr_setup_components(int id) return ret; msm_dsi_phy_set_usecase(msm_dsi->phy, MSM_DSI_PHY_STANDALONE); - ret = msm_dsi_host_set_src_pll(msm_dsi->host, msm_dsi->phy); - } else if (!other_dsi) { - ret = 0; - } else { + msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy); + } else if (other_dsi) { struct msm_dsi *master_link_dsi = IS_MASTER_DSI_LINK(id) ? msm_dsi : other_dsi; struct msm_dsi *slave_link_dsi = IS_MASTER_DSI_LINK(id) ? @@ -106,13 +104,11 @@ static int dsi_mgr_setup_components(int id) MSM_DSI_PHY_MASTER); msm_dsi_phy_set_usecase(clk_slave_dsi->phy, MSM_DSI_PHY_SLAVE); - ret = msm_dsi_host_set_src_pll(msm_dsi->host, clk_master_dsi->phy); - if (ret) - return ret; - ret = msm_dsi_host_set_src_pll(other_dsi->host, clk_master_dsi->phy); + msm_dsi_host_set_phy_mode(msm_dsi->host, msm_dsi->phy); + msm_dsi_host_set_phy_mode(other_dsi->host, other_dsi->phy); } - return ret; + return 0; } static int enable_phy(struct msm_dsi *msm_dsi, diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c index 9842e04b5858..0b2ae5c15240 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy.c @@ -892,17 +892,6 @@ bool msm_dsi_phy_set_continuous_clock(struct msm_dsi_phy *phy, bool enable) return phy->cfg->ops.set_continuous_clock(phy, enable); } -int msm_dsi_phy_get_clk_provider(struct msm_dsi_phy *phy, - struct clk **byte_clk_provider, struct clk **pixel_clk_provider) -{ - if (byte_clk_provider) - *byte_clk_provider = phy->provided_clocks->hws[DSI_BYTE_PLL_CLK]->clk; - if (pixel_clk_provider) - *pixel_clk_provider = phy->provided_clocks->hws[DSI_PIXEL_PLL_CLK]->clk; - - return 0; -} - void msm_dsi_phy_pll_save_state(struct msm_dsi_phy *phy) { if (phy->cfg->ops.save_pll_state) { diff --git a/drivers/gpu/drm/msm/edp/edp.c b/drivers/gpu/drm/msm/edp/edp.c deleted file mode 100644 index 106a67473af5..000000000000 --- a/drivers/gpu/drm/msm/edp/edp.c +++ /dev/null @@ -1,198 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#include <linux/of_irq.h> -#include "edp.h" - -static irqreturn_t edp_irq(int irq, void *dev_id) -{ - struct msm_edp *edp = dev_id; - - /* Process eDP irq */ - return msm_edp_ctrl_irq(edp->ctrl); -} - -static void edp_destroy(struct platform_device *pdev) -{ - struct msm_edp *edp = platform_get_drvdata(pdev); - - if (!edp) - return; - - if (edp->ctrl) { - msm_edp_ctrl_destroy(edp->ctrl); - edp->ctrl = NULL; - } - - platform_set_drvdata(pdev, NULL); -} - -/* construct eDP at bind/probe time, grab all the resources. */ -static struct msm_edp *edp_init(struct platform_device *pdev) -{ - struct msm_edp *edp = NULL; - int ret; - - if (!pdev) { - pr_err("no eDP device\n"); - ret = -ENXIO; - goto fail; - } - - edp = devm_kzalloc(&pdev->dev, sizeof(*edp), GFP_KERNEL); - if (!edp) { - ret = -ENOMEM; - goto fail; - } - DBG("eDP probed=%p", edp); - - edp->pdev = pdev; - platform_set_drvdata(pdev, edp); - - ret = msm_edp_ctrl_init(edp); - if (ret) - goto fail; - - return edp; - -fail: - if (edp) - edp_destroy(pdev); - - return ERR_PTR(ret); -} - -static int edp_bind(struct device *dev, struct device *master, void *data) -{ - struct drm_device *drm = dev_get_drvdata(master); - struct msm_drm_private *priv = drm->dev_private; - struct msm_edp *edp; - - DBG(""); - edp = edp_init(to_platform_device(dev)); - if (IS_ERR(edp)) - return PTR_ERR(edp); - priv->edp = edp; - - return 0; -} - -static void edp_unbind(struct device *dev, struct device *master, void *data) -{ - struct drm_device *drm = dev_get_drvdata(master); - struct msm_drm_private *priv = drm->dev_private; - - DBG(""); - if (priv->edp) { - edp_destroy(to_platform_device(dev)); - priv->edp = NULL; - } -} - -static const struct component_ops edp_ops = { - .bind = edp_bind, - .unbind = edp_unbind, -}; - -static int edp_dev_probe(struct platform_device *pdev) -{ - DBG(""); - return component_add(&pdev->dev, &edp_ops); -} - -static int edp_dev_remove(struct platform_device *pdev) -{ - DBG(""); - component_del(&pdev->dev, &edp_ops); - return 0; -} - -static const struct of_device_id dt_match[] = { - { .compatible = "qcom,mdss-edp" }, - {} -}; - -static struct platform_driver edp_driver = { - .probe = edp_dev_probe, - .remove = edp_dev_remove, - .driver = { - .name = "msm_edp", - .of_match_table = dt_match, - }, -}; - -void __init msm_edp_register(void) -{ - DBG(""); - platform_driver_register(&edp_driver); -} - -void __exit msm_edp_unregister(void) -{ - DBG(""); - platform_driver_unregister(&edp_driver); -} - -/* Second part of initialization, the drm/kms level modeset_init */ -int msm_edp_modeset_init(struct msm_edp *edp, struct drm_device *dev, - struct drm_encoder *encoder) -{ - struct platform_device *pdev = edp->pdev; - struct msm_drm_private *priv = dev->dev_private; - int ret; - - edp->encoder = encoder; - edp->dev = dev; - - edp->bridge = msm_edp_bridge_init(edp); - if (IS_ERR(edp->bridge)) { - ret = PTR_ERR(edp->bridge); - DRM_DEV_ERROR(dev->dev, "failed to create eDP bridge: %d\n", ret); - edp->bridge = NULL; - goto fail; - } - - edp->connector = msm_edp_connector_init(edp); - if (IS_ERR(edp->connector)) { - ret = PTR_ERR(edp->connector); - DRM_DEV_ERROR(dev->dev, "failed to create eDP connector: %d\n", ret); - edp->connector = NULL; - goto fail; - } - - edp->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); - if (edp->irq < 0) { - ret = edp->irq; - DRM_DEV_ERROR(dev->dev, "failed to get IRQ: %d\n", ret); - goto fail; - } - - ret = devm_request_irq(&pdev->dev, edp->irq, - edp_irq, IRQF_TRIGGER_HIGH | IRQF_ONESHOT, - "edp_isr", edp); - if (ret < 0) { - DRM_DEV_ERROR(dev->dev, "failed to request IRQ%u: %d\n", - edp->irq, ret); - goto fail; - } - - priv->bridges[priv->num_bridges++] = edp->bridge; - priv->connectors[priv->num_connectors++] = edp->connector; - - return 0; - -fail: - /* bridge/connector are normally destroyed by drm */ - if (edp->bridge) { - edp_bridge_destroy(edp->bridge); - edp->bridge = NULL; - } - if (edp->connector) { - edp->connector->funcs->destroy(edp->connector); - edp->connector = NULL; - } - - return ret; -} diff --git a/drivers/gpu/drm/msm/edp/edp.h b/drivers/gpu/drm/msm/edp/edp.h deleted file mode 100644 index 8590f2ce274d..000000000000 --- a/drivers/gpu/drm/msm/edp/edp.h +++ /dev/null @@ -1,77 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#ifndef __EDP_CONNECTOR_H__ -#define __EDP_CONNECTOR_H__ - -#include <linux/i2c.h> -#include <linux/interrupt.h> -#include <linux/kernel.h> -#include <linux/platform_device.h> -#include <drm/drm_bridge.h> -#include <drm/drm_crtc.h> -#include <drm/drm_dp_helper.h> - -#include "msm_drv.h" - -#define edp_read(offset) msm_readl((offset)) -#define edp_write(offset, data) msm_writel((data), (offset)) - -struct edp_ctrl; -struct edp_aux; -struct edp_phy; - -struct msm_edp { - struct drm_device *dev; - struct platform_device *pdev; - - struct drm_connector *connector; - struct drm_bridge *bridge; - - /* the encoder we are hooked to (outside of eDP block) */ - struct drm_encoder *encoder; - - struct edp_ctrl *ctrl; - - int irq; -}; - -/* eDP bridge */ -struct drm_bridge *msm_edp_bridge_init(struct msm_edp *edp); -void edp_bridge_destroy(struct drm_bridge *bridge); - -/* eDP connector */ -struct drm_connector *msm_edp_connector_init(struct msm_edp *edp); - -/* AUX */ -void *msm_edp_aux_init(struct msm_edp *edp, void __iomem *regbase, struct drm_dp_aux **drm_aux); -void msm_edp_aux_destroy(struct device *dev, struct edp_aux *aux); -irqreturn_t msm_edp_aux_irq(struct edp_aux *aux, u32 isr); -void msm_edp_aux_ctrl(struct edp_aux *aux, int enable); - -/* Phy */ -bool msm_edp_phy_ready(struct edp_phy *phy); -void msm_edp_phy_ctrl(struct edp_phy *phy, int enable); -void msm_edp_phy_vm_pe_init(struct edp_phy *phy); -void msm_edp_phy_vm_pe_cfg(struct edp_phy *phy, u32 v0, u32 v1); -void msm_edp_phy_lane_power_ctrl(struct edp_phy *phy, bool up, u32 max_lane); -void *msm_edp_phy_init(struct device *dev, void __iomem *regbase); - -/* Ctrl */ -irqreturn_t msm_edp_ctrl_irq(struct edp_ctrl *ctrl); -void msm_edp_ctrl_power(struct edp_ctrl *ctrl, bool on); -int msm_edp_ctrl_init(struct msm_edp *edp); -void msm_edp_ctrl_destroy(struct edp_ctrl *ctrl); -bool msm_edp_ctrl_panel_connected(struct edp_ctrl *ctrl); -int msm_edp_ctrl_get_panel_info(struct edp_ctrl *ctrl, - struct drm_connector *connector, struct edid **edid); -int msm_edp_ctrl_timing_cfg(struct edp_ctrl *ctrl, - const struct drm_display_mode *mode, - const struct drm_display_info *info); -/* @pixel_rate is in kHz */ -bool msm_edp_ctrl_pixel_clock_valid(struct edp_ctrl *ctrl, - u32 pixel_rate, u32 *pm, u32 *pn); - -#endif /* __EDP_CONNECTOR_H__ */ diff --git a/drivers/gpu/drm/msm/edp/edp.xml.h b/drivers/gpu/drm/msm/edp/edp.xml.h deleted file mode 100644 index 7907e0f5988f..000000000000 --- a/drivers/gpu/drm/msm/edp/edp.xml.h +++ /dev/null @@ -1,388 +0,0 @@ -#ifndef EDP_XML -#define EDP_XML - -/* Autogenerated file, DO NOT EDIT manually! - -This file was generated by the rules-ng-ng headergen tool in this git repository: -http://github.com/freedreno/envytools/ -git clone https://github.com/freedreno/envytools.git - -The rules-ng-ng source files this header was generated from are: -- /home/robclark/src/mesa/mesa/src/freedreno/registers/msm.xml ( 981 bytes, from 2021-06-05 21:37:42) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/freedreno_copyright.xml ( 1572 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/mdp/mdp4.xml ( 20912 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/mdp/mdp_common.xml ( 2849 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/mdp/mdp5.xml ( 37461 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi.xml ( 15291 bytes, from 2021-06-15 22:36:13) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_v2.xml ( 3236 bytes, from 2021-06-05 21:37:42) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_28nm_8960.xml ( 4935 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_28nm.xml ( 7004 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_20nm.xml ( 3712 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_14nm.xml ( 5381 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_10nm.xml ( 4499 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_7nm.xml ( 10953 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/dsi_phy_5nm.xml ( 10900 bytes, from 2021-05-21 19:18:08) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/sfpb.xml ( 602 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/dsi/mmss_cc.xml ( 1686 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/hdmi/qfprom.xml ( 600 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/hdmi/hdmi.xml ( 41874 bytes, from 2021-02-18 16:45:44) -- /home/robclark/src/mesa/mesa/src/freedreno/registers/edp/edp.xml ( 10416 bytes, from 2021-02-18 16:45:44) - -Copyright (C) 2013-2021 by the following authors: -- Rob Clark <robdclark@gmail.com> (robclark) -- Ilia Mirkin <imirkin@alum.mit.edu> (imirkin) - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice (including the -next paragraph) shall be included in all copies or substantial -portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. -IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. -*/ - - -enum edp_color_depth { - EDP_6BIT = 0, - EDP_8BIT = 1, - EDP_10BIT = 2, - EDP_12BIT = 3, - EDP_16BIT = 4, -}; - -enum edp_component_format { - EDP_RGB = 0, - EDP_YUV422 = 1, - EDP_YUV444 = 2, -}; - -#define REG_EDP_MAINLINK_CTRL 0x00000004 -#define EDP_MAINLINK_CTRL_ENABLE 0x00000001 -#define EDP_MAINLINK_CTRL_RESET 0x00000002 - -#define REG_EDP_STATE_CTRL 0x00000008 -#define EDP_STATE_CTRL_TRAIN_PATTERN_1 0x00000001 -#define EDP_STATE_CTRL_TRAIN_PATTERN_2 0x00000002 -#define EDP_STATE_CTRL_TRAIN_PATTERN_3 0x00000004 -#define EDP_STATE_CTRL_SYMBOL_ERR_RATE_MEAS 0x00000008 -#define EDP_STATE_CTRL_PRBS7 0x00000010 -#define EDP_STATE_CTRL_CUSTOM_80_BIT_PATTERN 0x00000020 -#define EDP_STATE_CTRL_SEND_VIDEO 0x00000040 -#define EDP_STATE_CTRL_PUSH_IDLE 0x00000080 - -#define REG_EDP_CONFIGURATION_CTRL 0x0000000c -#define EDP_CONFIGURATION_CTRL_SYNC_CLK 0x00000001 -#define EDP_CONFIGURATION_CTRL_STATIC_MVID 0x00000002 -#define EDP_CONFIGURATION_CTRL_PROGRESSIVE 0x00000004 -#define EDP_CONFIGURATION_CTRL_LANES__MASK 0x00000030 -#define EDP_CONFIGURATION_CTRL_LANES__SHIFT 4 -static inline uint32_t EDP_CONFIGURATION_CTRL_LANES(uint32_t val) -{ - return ((val) << EDP_CONFIGURATION_CTRL_LANES__SHIFT) & EDP_CONFIGURATION_CTRL_LANES__MASK; -} -#define EDP_CONFIGURATION_CTRL_ENHANCED_FRAMING 0x00000040 -#define EDP_CONFIGURATION_CTRL_COLOR__MASK 0x00000100 -#define EDP_CONFIGURATION_CTRL_COLOR__SHIFT 8 -static inline uint32_t EDP_CONFIGURATION_CTRL_COLOR(enum edp_color_depth val) -{ - return ((val) << EDP_CONFIGURATION_CTRL_COLOR__SHIFT) & EDP_CONFIGURATION_CTRL_COLOR__MASK; -} - -#define REG_EDP_SOFTWARE_MVID 0x00000014 - -#define REG_EDP_SOFTWARE_NVID 0x00000018 - -#define REG_EDP_TOTAL_HOR_VER 0x0000001c -#define EDP_TOTAL_HOR_VER_HORIZ__MASK 0x0000ffff -#define EDP_TOTAL_HOR_VER_HORIZ__SHIFT 0 -static inline uint32_t EDP_TOTAL_HOR_VER_HORIZ(uint32_t val) -{ - return ((val) << EDP_TOTAL_HOR_VER_HORIZ__SHIFT) & EDP_TOTAL_HOR_VER_HORIZ__MASK; -} -#define EDP_TOTAL_HOR_VER_VERT__MASK 0xffff0000 -#define EDP_TOTAL_HOR_VER_VERT__SHIFT 16 -static inline uint32_t EDP_TOTAL_HOR_VER_VERT(uint32_t val) -{ - return ((val) << EDP_TOTAL_HOR_VER_VERT__SHIFT) & EDP_TOTAL_HOR_VER_VERT__MASK; -} - -#define REG_EDP_START_HOR_VER_FROM_SYNC 0x00000020 -#define EDP_START_HOR_VER_FROM_SYNC_HORIZ__MASK 0x0000ffff -#define EDP_START_HOR_VER_FROM_SYNC_HORIZ__SHIFT 0 -static inline uint32_t EDP_START_HOR_VER_FROM_SYNC_HORIZ(uint32_t val) -{ - return ((val) << EDP_START_HOR_VER_FROM_SYNC_HORIZ__SHIFT) & EDP_START_HOR_VER_FROM_SYNC_HORIZ__MASK; -} -#define EDP_START_HOR_VER_FROM_SYNC_VERT__MASK 0xffff0000 -#define EDP_START_HOR_VER_FROM_SYNC_VERT__SHIFT 16 -static inline uint32_t EDP_START_HOR_VER_FROM_SYNC_VERT(uint32_t val) -{ - return ((val) << EDP_START_HOR_VER_FROM_SYNC_VERT__SHIFT) & EDP_START_HOR_VER_FROM_SYNC_VERT__MASK; -} - -#define REG_EDP_HSYNC_VSYNC_WIDTH_POLARITY 0x00000024 -#define EDP_HSYNC_VSYNC_WIDTH_POLARITY_HORIZ__MASK 0x00007fff -#define EDP_HSYNC_VSYNC_WIDTH_POLARITY_HORIZ__SHIFT 0 -static inline uint32_t EDP_HSYNC_VSYNC_WIDTH_POLARITY_HORIZ(uint32_t val) -{ - return ((val) << EDP_HSYNC_VSYNC_WIDTH_POLARITY_HORIZ__SHIFT) & EDP_HSYNC_VSYNC_WIDTH_POLARITY_HORIZ__MASK; -} -#define EDP_HSYNC_VSYNC_WIDTH_POLARITY_NHSYNC 0x00008000 -#define EDP_HSYNC_VSYNC_WIDTH_POLARITY_VERT__MASK 0x7fff0000 -#define EDP_HSYNC_VSYNC_WIDTH_POLARITY_VERT__SHIFT 16 -static inline uint32_t EDP_HSYNC_VSYNC_WIDTH_POLARITY_VERT(uint32_t val) -{ - return ((val) << EDP_HSYNC_VSYNC_WIDTH_POLARITY_VERT__SHIFT) & EDP_HSYNC_VSYNC_WIDTH_POLARITY_VERT__MASK; -} -#define EDP_HSYNC_VSYNC_WIDTH_POLARITY_NVSYNC 0x80000000 - -#define REG_EDP_ACTIVE_HOR_VER 0x00000028 -#define EDP_ACTIVE_HOR_VER_HORIZ__MASK 0x0000ffff -#define EDP_ACTIVE_HOR_VER_HORIZ__SHIFT 0 -static inline uint32_t EDP_ACTIVE_HOR_VER_HORIZ(uint32_t val) -{ - return ((val) << EDP_ACTIVE_HOR_VER_HORIZ__SHIFT) & EDP_ACTIVE_HOR_VER_HORIZ__MASK; -} -#define EDP_ACTIVE_HOR_VER_VERT__MASK 0xffff0000 -#define EDP_ACTIVE_HOR_VER_VERT__SHIFT 16 -static inline uint32_t EDP_ACTIVE_HOR_VER_VERT(uint32_t val) -{ - return ((val) << EDP_ACTIVE_HOR_VER_VERT__SHIFT) & EDP_ACTIVE_HOR_VER_VERT__MASK; -} - -#define REG_EDP_MISC1_MISC0 0x0000002c -#define EDP_MISC1_MISC0_MISC0__MASK 0x000000ff -#define EDP_MISC1_MISC0_MISC0__SHIFT 0 -static inline uint32_t EDP_MISC1_MISC0_MISC0(uint32_t val) -{ - return ((val) << EDP_MISC1_MISC0_MISC0__SHIFT) & EDP_MISC1_MISC0_MISC0__MASK; -} -#define EDP_MISC1_MISC0_SYNC 0x00000001 -#define EDP_MISC1_MISC0_COMPONENT_FORMAT__MASK 0x00000006 -#define EDP_MISC1_MISC0_COMPONENT_FORMAT__SHIFT 1 -static inline uint32_t EDP_MISC1_MISC0_COMPONENT_FORMAT(enum edp_component_format val) -{ - return ((val) << EDP_MISC1_MISC0_COMPONENT_FORMAT__SHIFT) & EDP_MISC1_MISC0_COMPONENT_FORMAT__MASK; -} -#define EDP_MISC1_MISC0_CEA 0x00000008 -#define EDP_MISC1_MISC0_BT709_5 0x00000010 -#define EDP_MISC1_MISC0_COLOR__MASK 0x000000e0 -#define EDP_MISC1_MISC0_COLOR__SHIFT 5 -static inline uint32_t EDP_MISC1_MISC0_COLOR(enum edp_color_depth val) -{ - return ((val) << EDP_MISC1_MISC0_COLOR__SHIFT) & EDP_MISC1_MISC0_COLOR__MASK; -} -#define EDP_MISC1_MISC0_MISC1__MASK 0x0000ff00 -#define EDP_MISC1_MISC0_MISC1__SHIFT 8 -static inline uint32_t EDP_MISC1_MISC0_MISC1(uint32_t val) -{ - return ((val) << EDP_MISC1_MISC0_MISC1__SHIFT) & EDP_MISC1_MISC0_MISC1__MASK; -} -#define EDP_MISC1_MISC0_INTERLACED_ODD 0x00000100 -#define EDP_MISC1_MISC0_STEREO__MASK 0x00000600 -#define EDP_MISC1_MISC0_STEREO__SHIFT 9 -static inline uint32_t EDP_MISC1_MISC0_STEREO(uint32_t val) -{ - return ((val) << EDP_MISC1_MISC0_STEREO__SHIFT) & EDP_MISC1_MISC0_STEREO__MASK; -} - -#define REG_EDP_PHY_CTRL 0x00000074 -#define EDP_PHY_CTRL_SW_RESET_PLL 0x00000001 -#define EDP_PHY_CTRL_SW_RESET 0x00000004 - -#define REG_EDP_MAINLINK_READY 0x00000084 -#define EDP_MAINLINK_READY_TRAIN_PATTERN_1_READY 0x00000008 -#define EDP_MAINLINK_READY_TRAIN_PATTERN_2_READY 0x00000010 -#define EDP_MAINLINK_READY_TRAIN_PATTERN_3_READY 0x00000020 - -#define REG_EDP_AUX_CTRL 0x00000300 -#define EDP_AUX_CTRL_ENABLE 0x00000001 -#define EDP_AUX_CTRL_RESET 0x00000002 - -#define REG_EDP_INTERRUPT_REG_1 0x00000308 -#define EDP_INTERRUPT_REG_1_HPD 0x00000001 -#define EDP_INTERRUPT_REG_1_HPD_ACK 0x00000002 -#define EDP_INTERRUPT_REG_1_HPD_EN 0x00000004 -#define EDP_INTERRUPT_REG_1_AUX_I2C_DONE 0x00000008 -#define EDP_INTERRUPT_REG_1_AUX_I2C_DONE_ACK 0x00000010 -#define EDP_INTERRUPT_REG_1_AUX_I2C_DONE_EN 0x00000020 -#define EDP_INTERRUPT_REG_1_WRONG_ADDR 0x00000040 -#define EDP_INTERRUPT_REG_1_WRONG_ADDR_ACK 0x00000080 -#define EDP_INTERRUPT_REG_1_WRONG_ADDR_EN 0x00000100 -#define EDP_INTERRUPT_REG_1_TIMEOUT 0x00000200 -#define EDP_INTERRUPT_REG_1_TIMEOUT_ACK 0x00000400 -#define EDP_INTERRUPT_REG_1_TIMEOUT_EN 0x00000800 -#define EDP_INTERRUPT_REG_1_NACK_DEFER 0x00001000 -#define EDP_INTERRUPT_REG_1_NACK_DEFER_ACK 0x00002000 -#define EDP_INTERRUPT_REG_1_NACK_DEFER_EN 0x00004000 -#define EDP_INTERRUPT_REG_1_WRONG_DATA_CNT 0x00008000 -#define EDP_INTERRUPT_REG_1_WRONG_DATA_CNT_ACK 0x00010000 -#define EDP_INTERRUPT_REG_1_WRONG_DATA_CNT_EN 0x00020000 -#define EDP_INTERRUPT_REG_1_I2C_NACK 0x00040000 -#define EDP_INTERRUPT_REG_1_I2C_NACK_ACK 0x00080000 -#define EDP_INTERRUPT_REG_1_I2C_NACK_EN 0x00100000 -#define EDP_INTERRUPT_REG_1_I2C_DEFER 0x00200000 -#define EDP_INTERRUPT_REG_1_I2C_DEFER_ACK 0x00400000 -#define EDP_INTERRUPT_REG_1_I2C_DEFER_EN 0x00800000 -#define EDP_INTERRUPT_REG_1_PLL_UNLOCK 0x01000000 -#define EDP_INTERRUPT_REG_1_PLL_UNLOCK_ACK 0x02000000 -#define EDP_INTERRUPT_REG_1_PLL_UNLOCK_EN 0x04000000 -#define EDP_INTERRUPT_REG_1_AUX_ERROR 0x08000000 -#define EDP_INTERRUPT_REG_1_AUX_ERROR_ACK 0x10000000 -#define EDP_INTERRUPT_REG_1_AUX_ERROR_EN 0x20000000 - -#define REG_EDP_INTERRUPT_REG_2 0x0000030c -#define EDP_INTERRUPT_REG_2_READY_FOR_VIDEO 0x00000001 -#define EDP_INTERRUPT_REG_2_READY_FOR_VIDEO_ACK 0x00000002 -#define EDP_INTERRUPT_REG_2_READY_FOR_VIDEO_EN 0x00000004 -#define EDP_INTERRUPT_REG_2_IDLE_PATTERNs_SENT 0x00000008 -#define EDP_INTERRUPT_REG_2_IDLE_PATTERNs_SENT_ACK 0x00000010 -#define EDP_INTERRUPT_REG_2_IDLE_PATTERNs_SENT_EN 0x00000020 -#define EDP_INTERRUPT_REG_2_FRAME_END 0x00000200 -#define EDP_INTERRUPT_REG_2_FRAME_END_ACK 0x00000080 -#define EDP_INTERRUPT_REG_2_FRAME_END_EN 0x00000100 -#define EDP_INTERRUPT_REG_2_CRC_UPDATED 0x00000200 -#define EDP_INTERRUPT_REG_2_CRC_UPDATED_ACK 0x00000400 -#define EDP_INTERRUPT_REG_2_CRC_UPDATED_EN 0x00000800 - -#define REG_EDP_INTERRUPT_TRANS_NUM 0x00000310 - -#define REG_EDP_AUX_DATA 0x00000314 -#define EDP_AUX_DATA_READ 0x00000001 -#define EDP_AUX_DATA_DATA__MASK 0x0000ff00 -#define EDP_AUX_DATA_DATA__SHIFT 8 -static inline uint32_t EDP_AUX_DATA_DATA(uint32_t val) -{ - return ((val) << EDP_AUX_DATA_DATA__SHIFT) & EDP_AUX_DATA_DATA__MASK; -} -#define EDP_AUX_DATA_INDEX__MASK 0x00ff0000 -#define EDP_AUX_DATA_INDEX__SHIFT 16 -static inline uint32_t EDP_AUX_DATA_INDEX(uint32_t val) -{ - return ((val) << EDP_AUX_DATA_INDEX__SHIFT) & EDP_AUX_DATA_INDEX__MASK; -} -#define EDP_AUX_DATA_INDEX_WRITE 0x80000000 - -#define REG_EDP_AUX_TRANS_CTRL 0x00000318 -#define EDP_AUX_TRANS_CTRL_I2C 0x00000100 -#define EDP_AUX_TRANS_CTRL_GO 0x00000200 - -#define REG_EDP_AUX_STATUS 0x00000324 - -static inline uint32_t REG_EDP_PHY_LN(uint32_t i0) { return 0x00000400 + 0x40*i0; } - -static inline uint32_t REG_EDP_PHY_LN_PD_CTL(uint32_t i0) { return 0x00000404 + 0x40*i0; } - -#define REG_EDP_PHY_GLB_VM_CFG0 0x00000510 - -#define REG_EDP_PHY_GLB_VM_CFG1 0x00000514 - -#define REG_EDP_PHY_GLB_MISC9 0x00000518 - -#define REG_EDP_PHY_GLB_CFG 0x00000528 - -#define REG_EDP_PHY_GLB_PD_CTL 0x0000052c - -#define REG_EDP_PHY_GLB_PHY_STATUS 0x00000598 - -#define REG_EDP_28nm_PHY_PLL_REFCLK_CFG 0x00000000 - -#define REG_EDP_28nm_PHY_PLL_POSTDIV1_CFG 0x00000004 - -#define REG_EDP_28nm_PHY_PLL_CHGPUMP_CFG 0x00000008 - -#define REG_EDP_28nm_PHY_PLL_VCOLPF_CFG 0x0000000c - -#define REG_EDP_28nm_PHY_PLL_VREG_CFG 0x00000010 - -#define REG_EDP_28nm_PHY_PLL_PWRGEN_CFG 0x00000014 - -#define REG_EDP_28nm_PHY_PLL_DMUX_CFG 0x00000018 - -#define REG_EDP_28nm_PHY_PLL_AMUX_CFG 0x0000001c - -#define REG_EDP_28nm_PHY_PLL_GLB_CFG 0x00000020 -#define EDP_28nm_PHY_PLL_GLB_CFG_PLL_PWRDN_B 0x00000001 -#define EDP_28nm_PHY_PLL_GLB_CFG_PLL_LDO_PWRDN_B 0x00000002 -#define EDP_28nm_PHY_PLL_GLB_CFG_PLL_PWRGEN_PWRDN_B 0x00000004 -#define EDP_28nm_PHY_PLL_GLB_CFG_PLL_ENABLE 0x00000008 - -#define REG_EDP_28nm_PHY_PLL_POSTDIV2_CFG 0x00000024 - -#define REG_EDP_28nm_PHY_PLL_POSTDIV3_CFG 0x00000028 - -#define REG_EDP_28nm_PHY_PLL_LPFR_CFG 0x0000002c - -#define REG_EDP_28nm_PHY_PLL_LPFC1_CFG 0x00000030 - -#define REG_EDP_28nm_PHY_PLL_LPFC2_CFG 0x00000034 - -#define REG_EDP_28nm_PHY_PLL_SDM_CFG0 0x00000038 - -#define REG_EDP_28nm_PHY_PLL_SDM_CFG1 0x0000003c - -#define REG_EDP_28nm_PHY_PLL_SDM_CFG2 0x00000040 - -#define REG_EDP_28nm_PHY_PLL_SDM_CFG3 0x00000044 - -#define REG_EDP_28nm_PHY_PLL_SDM_CFG4 0x00000048 - -#define REG_EDP_28nm_PHY_PLL_SSC_CFG0 0x0000004c - -#define REG_EDP_28nm_PHY_PLL_SSC_CFG1 0x00000050 - -#define REG_EDP_28nm_PHY_PLL_SSC_CFG2 0x00000054 - -#define REG_EDP_28nm_PHY_PLL_SSC_CFG3 0x00000058 - -#define REG_EDP_28nm_PHY_PLL_LKDET_CFG0 0x0000005c - -#define REG_EDP_28nm_PHY_PLL_LKDET_CFG1 0x00000060 - -#define REG_EDP_28nm_PHY_PLL_LKDET_CFG2 0x00000064 - -#define REG_EDP_28nm_PHY_PLL_TEST_CFG 0x00000068 -#define EDP_28nm_PHY_PLL_TEST_CFG_PLL_SW_RESET 0x00000001 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG0 0x0000006c - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG1 0x00000070 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG2 0x00000074 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG3 0x00000078 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG4 0x0000007c - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG5 0x00000080 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG6 0x00000084 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG7 0x00000088 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG8 0x0000008c - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG9 0x00000090 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG10 0x00000094 - -#define REG_EDP_28nm_PHY_PLL_CAL_CFG11 0x00000098 - -#define REG_EDP_28nm_PHY_PLL_EFUSE_CFG 0x0000009c - -#define REG_EDP_28nm_PHY_PLL_DEBUG_BUS_SEL 0x000000a0 - - -#endif /* EDP_XML */ diff --git a/drivers/gpu/drm/msm/edp/edp_aux.c b/drivers/gpu/drm/msm/edp/edp_aux.c deleted file mode 100644 index e3d85c622cfb..000000000000 --- a/drivers/gpu/drm/msm/edp/edp_aux.c +++ /dev/null @@ -1,265 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#include "edp.h" -#include "edp.xml.h" - -#define AUX_CMD_FIFO_LEN 144 -#define AUX_CMD_NATIVE_MAX 16 -#define AUX_CMD_I2C_MAX 128 - -#define EDP_INTR_AUX_I2C_ERR \ - (EDP_INTERRUPT_REG_1_WRONG_ADDR | EDP_INTERRUPT_REG_1_TIMEOUT | \ - EDP_INTERRUPT_REG_1_NACK_DEFER | EDP_INTERRUPT_REG_1_WRONG_DATA_CNT | \ - EDP_INTERRUPT_REG_1_I2C_NACK | EDP_INTERRUPT_REG_1_I2C_DEFER) -#define EDP_INTR_TRANS_STATUS \ - (EDP_INTERRUPT_REG_1_AUX_I2C_DONE | EDP_INTR_AUX_I2C_ERR) - -struct edp_aux { - void __iomem *base; - bool msg_err; - - struct completion msg_comp; - - /* To prevent the message transaction routine from reentry. */ - struct mutex msg_mutex; - - struct drm_dp_aux drm_aux; -}; -#define to_edp_aux(x) container_of(x, struct edp_aux, drm_aux) - -static int edp_msg_fifo_tx(struct edp_aux *aux, struct drm_dp_aux_msg *msg) -{ - u32 data[4]; - u32 reg, len; - bool native = msg->request & (DP_AUX_NATIVE_WRITE & DP_AUX_NATIVE_READ); - bool read = msg->request & (DP_AUX_I2C_READ & DP_AUX_NATIVE_READ); - u8 *msgdata = msg->buffer; - int i; - - if (read) - len = 4; - else - len = msg->size + 4; - - /* - * cmd fifo only has depth of 144 bytes - */ - if (len > AUX_CMD_FIFO_LEN) - return -EINVAL; - - /* Pack cmd and write to HW */ - data[0] = (msg->address >> 16) & 0xf; /* addr[19:16] */ - if (read) - data[0] |= BIT(4); /* R/W */ - - data[1] = (msg->address >> 8) & 0xff; /* addr[15:8] */ - data[2] = msg->address & 0xff; /* addr[7:0] */ - data[3] = (msg->size - 1) & 0xff; /* len[7:0] */ - - for (i = 0; i < len; i++) { - reg = (i < 4) ? data[i] : msgdata[i - 4]; - reg = EDP_AUX_DATA_DATA(reg); /* index = 0, write */ - if (i == 0) - reg |= EDP_AUX_DATA_INDEX_WRITE; - edp_write(aux->base + REG_EDP_AUX_DATA, reg); - } - - reg = 0; /* Transaction number is always 1 */ - if (!native) /* i2c */ - reg |= EDP_AUX_TRANS_CTRL_I2C; - - reg |= EDP_AUX_TRANS_CTRL_GO; - edp_write(aux->base + REG_EDP_AUX_TRANS_CTRL, reg); - - return 0; -} - -static int edp_msg_fifo_rx(struct edp_aux *aux, struct drm_dp_aux_msg *msg) -{ - u32 data; - u8 *dp; - int i; - u32 len = msg->size; - - edp_write(aux->base + REG_EDP_AUX_DATA, - EDP_AUX_DATA_INDEX_WRITE | EDP_AUX_DATA_READ); /* index = 0 */ - - dp = msg->buffer; - - /* discard first byte */ - data = edp_read(aux->base + REG_EDP_AUX_DATA); - for (i = 0; i < len; i++) { - data = edp_read(aux->base + REG_EDP_AUX_DATA); - dp[i] = (u8)((data >> 8) & 0xff); - } - - return 0; -} - -/* - * This function does the real job to process an AUX transaction. - * It will call msm_edp_aux_ctrl() function to reset the AUX channel, - * if the waiting is timeout. - * The caller who triggers the transaction should avoid the - * msm_edp_aux_ctrl() running concurrently in other threads, i.e. - * start transaction only when AUX channel is fully enabled. - */ -static ssize_t edp_aux_transfer(struct drm_dp_aux *drm_aux, - struct drm_dp_aux_msg *msg) -{ - struct edp_aux *aux = to_edp_aux(drm_aux); - ssize_t ret; - unsigned long time_left; - bool native = msg->request & (DP_AUX_NATIVE_WRITE & DP_AUX_NATIVE_READ); - bool read = msg->request & (DP_AUX_I2C_READ & DP_AUX_NATIVE_READ); - - /* Ignore address only message */ - if ((msg->size == 0) || (msg->buffer == NULL)) { - msg->reply = native ? - DP_AUX_NATIVE_REPLY_ACK : DP_AUX_I2C_REPLY_ACK; - return msg->size; - } - - /* msg sanity check */ - if ((native && (msg->size > AUX_CMD_NATIVE_MAX)) || - (msg->size > AUX_CMD_I2C_MAX)) { - pr_err("%s: invalid msg: size(%zu), request(%x)\n", - __func__, msg->size, msg->request); - return -EINVAL; - } - - mutex_lock(&aux->msg_mutex); - - aux->msg_err = false; - reinit_completion(&aux->msg_comp); - - ret = edp_msg_fifo_tx(aux, msg); - if (ret < 0) - goto unlock_exit; - - DBG("wait_for_completion"); - time_left = wait_for_completion_timeout(&aux->msg_comp, - msecs_to_jiffies(300)); - if (!time_left) { - /* - * Clear GO and reset AUX channel - * to cancel the current transaction. - */ - edp_write(aux->base + REG_EDP_AUX_TRANS_CTRL, 0); - msm_edp_aux_ctrl(aux, 1); - pr_err("%s: aux timeout,\n", __func__); - ret = -ETIMEDOUT; - goto unlock_exit; - } - DBG("completion"); - - if (!aux->msg_err) { - if (read) { - ret = edp_msg_fifo_rx(aux, msg); - if (ret < 0) - goto unlock_exit; - } - - msg->reply = native ? - DP_AUX_NATIVE_REPLY_ACK : DP_AUX_I2C_REPLY_ACK; - } else { - /* Reply defer to retry */ - msg->reply = native ? - DP_AUX_NATIVE_REPLY_DEFER : DP_AUX_I2C_REPLY_DEFER; - /* - * The sleep time in caller is not long enough to make sure - * our H/W completes transactions. Add more defer time here. - */ - msleep(100); - } - - /* Return requested size for success or retry */ - ret = msg->size; - -unlock_exit: - mutex_unlock(&aux->msg_mutex); - return ret; -} - -void *msm_edp_aux_init(struct msm_edp *edp, void __iomem *regbase, struct drm_dp_aux **drm_aux) -{ - struct device *dev = &edp->pdev->dev; - struct edp_aux *aux = NULL; - int ret; - - DBG(""); - aux = devm_kzalloc(dev, sizeof(*aux), GFP_KERNEL); - if (!aux) - return NULL; - - aux->base = regbase; - mutex_init(&aux->msg_mutex); - init_completion(&aux->msg_comp); - - aux->drm_aux.name = "msm_edp_aux"; - aux->drm_aux.dev = dev; - aux->drm_aux.drm_dev = edp->dev; - aux->drm_aux.transfer = edp_aux_transfer; - ret = drm_dp_aux_register(&aux->drm_aux); - if (ret) { - pr_err("%s: failed to register drm aux: %d\n", __func__, ret); - mutex_destroy(&aux->msg_mutex); - } - - if (drm_aux && aux) - *drm_aux = &aux->drm_aux; - - return aux; -} - -void msm_edp_aux_destroy(struct device *dev, struct edp_aux *aux) -{ - if (aux) { - drm_dp_aux_unregister(&aux->drm_aux); - mutex_destroy(&aux->msg_mutex); - } -} - -irqreturn_t msm_edp_aux_irq(struct edp_aux *aux, u32 isr) -{ - if (isr & EDP_INTR_TRANS_STATUS) { - DBG("isr=%x", isr); - edp_write(aux->base + REG_EDP_AUX_TRANS_CTRL, 0); - - if (isr & EDP_INTR_AUX_I2C_ERR) - aux->msg_err = true; - else - aux->msg_err = false; - - complete(&aux->msg_comp); - } - - return IRQ_HANDLED; -} - -void msm_edp_aux_ctrl(struct edp_aux *aux, int enable) -{ - u32 data; - - DBG("enable=%d", enable); - data = edp_read(aux->base + REG_EDP_AUX_CTRL); - - if (enable) { - data |= EDP_AUX_CTRL_RESET; - edp_write(aux->base + REG_EDP_AUX_CTRL, data); - /* Make sure full reset */ - wmb(); - usleep_range(500, 1000); - - data &= ~EDP_AUX_CTRL_RESET; - data |= EDP_AUX_CTRL_ENABLE; - edp_write(aux->base + REG_EDP_AUX_CTRL, data); - } else { - data &= ~EDP_AUX_CTRL_ENABLE; - edp_write(aux->base + REG_EDP_AUX_CTRL, data); - } -} - diff --git a/drivers/gpu/drm/msm/edp/edp_bridge.c b/drivers/gpu/drm/msm/edp/edp_bridge.c deleted file mode 100644 index c69a37e0c708..000000000000 --- a/drivers/gpu/drm/msm/edp/edp_bridge.c +++ /dev/null @@ -1,111 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#include "edp.h" - -struct edp_bridge { - struct drm_bridge base; - struct msm_edp *edp; -}; -#define to_edp_bridge(x) container_of(x, struct edp_bridge, base) - -void edp_bridge_destroy(struct drm_bridge *bridge) -{ -} - -static void edp_bridge_pre_enable(struct drm_bridge *bridge) -{ - struct edp_bridge *edp_bridge = to_edp_bridge(bridge); - struct msm_edp *edp = edp_bridge->edp; - - DBG(""); - msm_edp_ctrl_power(edp->ctrl, true); -} - -static void edp_bridge_enable(struct drm_bridge *bridge) -{ - DBG(""); -} - -static void edp_bridge_disable(struct drm_bridge *bridge) -{ - DBG(""); -} - -static void edp_bridge_post_disable(struct drm_bridge *bridge) -{ - struct edp_bridge *edp_bridge = to_edp_bridge(bridge); - struct msm_edp *edp = edp_bridge->edp; - - DBG(""); - msm_edp_ctrl_power(edp->ctrl, false); -} - -static void edp_bridge_mode_set(struct drm_bridge *bridge, - const struct drm_display_mode *mode, - const struct drm_display_mode *adjusted_mode) -{ - struct drm_device *dev = bridge->dev; - struct drm_connector *connector; - struct edp_bridge *edp_bridge = to_edp_bridge(bridge); - struct msm_edp *edp = edp_bridge->edp; - - DBG("set mode: " DRM_MODE_FMT, DRM_MODE_ARG(mode)); - - list_for_each_entry(connector, &dev->mode_config.connector_list, head) { - struct drm_encoder *encoder = connector->encoder; - struct drm_bridge *first_bridge; - - if (!connector->encoder) - continue; - - first_bridge = drm_bridge_chain_get_first_bridge(encoder); - if (bridge == first_bridge) { - msm_edp_ctrl_timing_cfg(edp->ctrl, - adjusted_mode, &connector->display_info); - break; - } - } -} - -static const struct drm_bridge_funcs edp_bridge_funcs = { - .pre_enable = edp_bridge_pre_enable, - .enable = edp_bridge_enable, - .disable = edp_bridge_disable, - .post_disable = edp_bridge_post_disable, - .mode_set = edp_bridge_mode_set, -}; - -/* initialize bridge */ -struct drm_bridge *msm_edp_bridge_init(struct msm_edp *edp) -{ - struct drm_bridge *bridge = NULL; - struct edp_bridge *edp_bridge; - int ret; - - edp_bridge = devm_kzalloc(edp->dev->dev, - sizeof(*edp_bridge), GFP_KERNEL); - if (!edp_bridge) { - ret = -ENOMEM; - goto fail; - } - - edp_bridge->edp = edp; - - bridge = &edp_bridge->base; - bridge->funcs = &edp_bridge_funcs; - - ret = drm_bridge_attach(edp->encoder, bridge, NULL, 0); - if (ret) - goto fail; - - return bridge; - -fail: - if (bridge) - edp_bridge_destroy(bridge); - - return ERR_PTR(ret); -} diff --git a/drivers/gpu/drm/msm/edp/edp_connector.c b/drivers/gpu/drm/msm/edp/edp_connector.c deleted file mode 100644 index 73cb5fd97a5a..000000000000 --- a/drivers/gpu/drm/msm/edp/edp_connector.c +++ /dev/null @@ -1,132 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#include "drm/drm_edid.h" -#include "msm_kms.h" -#include "edp.h" - -struct edp_connector { - struct drm_connector base; - struct msm_edp *edp; -}; -#define to_edp_connector(x) container_of(x, struct edp_connector, base) - -static enum drm_connector_status edp_connector_detect( - struct drm_connector *connector, bool force) -{ - struct edp_connector *edp_connector = to_edp_connector(connector); - struct msm_edp *edp = edp_connector->edp; - - DBG(""); - return msm_edp_ctrl_panel_connected(edp->ctrl) ? - connector_status_connected : connector_status_disconnected; -} - -static void edp_connector_destroy(struct drm_connector *connector) -{ - struct edp_connector *edp_connector = to_edp_connector(connector); - - DBG(""); - - drm_connector_cleanup(connector); - - kfree(edp_connector); -} - -static int edp_connector_get_modes(struct drm_connector *connector) -{ - struct edp_connector *edp_connector = to_edp_connector(connector); - struct msm_edp *edp = edp_connector->edp; - - struct edid *drm_edid = NULL; - int ret = 0; - - DBG(""); - ret = msm_edp_ctrl_get_panel_info(edp->ctrl, connector, &drm_edid); - if (ret) - return ret; - - drm_connector_update_edid_property(connector, drm_edid); - if (drm_edid) - ret = drm_add_edid_modes(connector, drm_edid); - - return ret; -} - -static int edp_connector_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - struct edp_connector *edp_connector = to_edp_connector(connector); - struct msm_edp *edp = edp_connector->edp; - struct msm_drm_private *priv = connector->dev->dev_private; - struct msm_kms *kms = priv->kms; - long actual, requested; - - requested = 1000 * mode->clock; - actual = kms->funcs->round_pixclk(kms, - requested, edp_connector->edp->encoder); - - DBG("requested=%ld, actual=%ld", requested, actual); - if (actual != requested) - return MODE_CLOCK_RANGE; - - if (!msm_edp_ctrl_pixel_clock_valid( - edp->ctrl, mode->clock, NULL, NULL)) - return MODE_CLOCK_RANGE; - - /* Invalidate all modes if color format is not supported */ - if (connector->display_info.bpc > 8) - return MODE_BAD; - - return MODE_OK; -} - -static const struct drm_connector_funcs edp_connector_funcs = { - .detect = edp_connector_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = edp_connector_destroy, - .reset = drm_atomic_helper_connector_reset, - .atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state, - .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, -}; - -static const struct drm_connector_helper_funcs edp_connector_helper_funcs = { - .get_modes = edp_connector_get_modes, - .mode_valid = edp_connector_mode_valid, -}; - -/* initialize connector */ -struct drm_connector *msm_edp_connector_init(struct msm_edp *edp) -{ - struct drm_connector *connector = NULL; - struct edp_connector *edp_connector; - int ret; - - edp_connector = kzalloc(sizeof(*edp_connector), GFP_KERNEL); - if (!edp_connector) - return ERR_PTR(-ENOMEM); - - edp_connector->edp = edp; - - connector = &edp_connector->base; - - ret = drm_connector_init(edp->dev, connector, &edp_connector_funcs, - DRM_MODE_CONNECTOR_eDP); - if (ret) - return ERR_PTR(ret); - - drm_connector_helper_add(connector, &edp_connector_helper_funcs); - - /* We don't support HPD, so only poll status until connected. */ - connector->polled = DRM_CONNECTOR_POLL_CONNECT; - - /* Display driver doesn't support interlace now. */ - connector->interlace_allowed = false; - connector->doublescan_allowed = false; - - drm_connector_attach_encoder(connector, edp->encoder); - - return connector; -} diff --git a/drivers/gpu/drm/msm/edp/edp_ctrl.c b/drivers/gpu/drm/msm/edp/edp_ctrl.c deleted file mode 100644 index a68a4a1867c1..000000000000 --- a/drivers/gpu/drm/msm/edp/edp_ctrl.c +++ /dev/null @@ -1,1373 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#include <linux/clk.h> -#include <linux/gpio/consumer.h> -#include <linux/regulator/consumer.h> -#include <drm/drm_crtc.h> -#include <drm/drm_dp_helper.h> -#include <drm/drm_edid.h> - -#include "edp.h" -#include "edp.xml.h" - -#define VDDA_UA_ON_LOAD 100000 /* uA units */ -#define VDDA_UA_OFF_LOAD 100 /* uA units */ - -#define DPCD_LINK_VOLTAGE_MAX 4 -#define DPCD_LINK_PRE_EMPHASIS_MAX 4 - -#define EDP_LINK_BW_MAX DP_LINK_BW_2_7 - -/* Link training return value */ -#define EDP_TRAIN_FAIL -1 -#define EDP_TRAIN_SUCCESS 0 -#define EDP_TRAIN_RECONFIG 1 - -#define EDP_CLK_MASK_AHB BIT(0) -#define EDP_CLK_MASK_AUX BIT(1) -#define EDP_CLK_MASK_LINK BIT(2) -#define EDP_CLK_MASK_PIXEL BIT(3) -#define EDP_CLK_MASK_MDP_CORE BIT(4) -#define EDP_CLK_MASK_LINK_CHAN (EDP_CLK_MASK_LINK | EDP_CLK_MASK_PIXEL) -#define EDP_CLK_MASK_AUX_CHAN \ - (EDP_CLK_MASK_AHB | EDP_CLK_MASK_AUX | EDP_CLK_MASK_MDP_CORE) -#define EDP_CLK_MASK_ALL (EDP_CLK_MASK_AUX_CHAN | EDP_CLK_MASK_LINK_CHAN) - -#define EDP_BACKLIGHT_MAX 255 - -#define EDP_INTR_STATUS1 \ - (EDP_INTERRUPT_REG_1_HPD | EDP_INTERRUPT_REG_1_AUX_I2C_DONE | \ - EDP_INTERRUPT_REG_1_WRONG_ADDR | EDP_INTERRUPT_REG_1_TIMEOUT | \ - EDP_INTERRUPT_REG_1_NACK_DEFER | EDP_INTERRUPT_REG_1_WRONG_DATA_CNT | \ - EDP_INTERRUPT_REG_1_I2C_NACK | EDP_INTERRUPT_REG_1_I2C_DEFER | \ - EDP_INTERRUPT_REG_1_PLL_UNLOCK | EDP_INTERRUPT_REG_1_AUX_ERROR) -#define EDP_INTR_MASK1 (EDP_INTR_STATUS1 << 2) -#define EDP_INTR_STATUS2 \ - (EDP_INTERRUPT_REG_2_READY_FOR_VIDEO | \ - EDP_INTERRUPT_REG_2_IDLE_PATTERNs_SENT | \ - EDP_INTERRUPT_REG_2_FRAME_END | EDP_INTERRUPT_REG_2_CRC_UPDATED) -#define EDP_INTR_MASK2 (EDP_INTR_STATUS2 << 2) - -struct edp_ctrl { - struct platform_device *pdev; - - void __iomem *base; - - /* regulators */ - struct regulator *vdda_vreg; /* 1.8 V */ - struct regulator *lvl_vreg; - - /* clocks */ - struct clk *aux_clk; - struct clk *pixel_clk; - struct clk *ahb_clk; - struct clk *link_clk; - struct clk *mdp_core_clk; - - /* gpios */ - struct gpio_desc *panel_en_gpio; - struct gpio_desc *panel_hpd_gpio; - - /* completion and mutex */ - struct completion idle_comp; - struct mutex dev_mutex; /* To protect device power status */ - - /* work queue */ - struct work_struct on_work; - struct work_struct off_work; - struct workqueue_struct *workqueue; - - /* Interrupt register lock */ - spinlock_t irq_lock; - - bool edp_connected; - bool power_on; - - /* edid raw data */ - struct edid *edid; - - struct drm_dp_aux *drm_aux; - - /* dpcd raw data */ - u8 dpcd[DP_RECEIVER_CAP_SIZE]; - - /* Link status */ - u8 link_rate; - u8 lane_cnt; - u8 v_level; - u8 p_level; - - /* Timing status */ - u8 interlaced; - u32 pixel_rate; /* in kHz */ - u32 color_depth; - - struct edp_aux *aux; - struct edp_phy *phy; -}; - -struct edp_pixel_clk_div { - u32 rate; /* in kHz */ - u32 m; - u32 n; -}; - -#define EDP_PIXEL_CLK_NUM 8 -static const struct edp_pixel_clk_div clk_divs[2][EDP_PIXEL_CLK_NUM] = { - { /* Link clock = 162MHz, source clock = 810MHz */ - {119000, 31, 211}, /* WSXGA+ 1680x1050@60Hz CVT */ - {130250, 32, 199}, /* UXGA 1600x1200@60Hz CVT */ - {148500, 11, 60}, /* FHD 1920x1080@60Hz */ - {154000, 50, 263}, /* WUXGA 1920x1200@60Hz CVT */ - {209250, 31, 120}, /* QXGA 2048x1536@60Hz CVT */ - {268500, 119, 359}, /* WQXGA 2560x1600@60Hz CVT */ - {138530, 33, 193}, /* AUO B116HAN03.0 Panel */ - {141400, 48, 275}, /* AUO B133HTN01.2 Panel */ - }, - { /* Link clock = 270MHz, source clock = 675MHz */ - {119000, 52, 295}, /* WSXGA+ 1680x1050@60Hz CVT */ - {130250, 11, 57}, /* UXGA 1600x1200@60Hz CVT */ - {148500, 11, 50}, /* FHD 1920x1080@60Hz */ - {154000, 47, 206}, /* WUXGA 1920x1200@60Hz CVT */ - {209250, 31, 100}, /* QXGA 2048x1536@60Hz CVT */ - {268500, 107, 269}, /* WQXGA 2560x1600@60Hz CVT */ - {138530, 63, 307}, /* AUO B116HAN03.0 Panel */ - {141400, 53, 253}, /* AUO B133HTN01.2 Panel */ - }, -}; - -static int edp_clk_init(struct edp_ctrl *ctrl) -{ - struct platform_device *pdev = ctrl->pdev; - int ret; - - ctrl->aux_clk = msm_clk_get(pdev, "core"); - if (IS_ERR(ctrl->aux_clk)) { - ret = PTR_ERR(ctrl->aux_clk); - pr_err("%s: Can't find core clock, %d\n", __func__, ret); - ctrl->aux_clk = NULL; - return ret; - } - - ctrl->pixel_clk = msm_clk_get(pdev, "pixel"); - if (IS_ERR(ctrl->pixel_clk)) { - ret = PTR_ERR(ctrl->pixel_clk); - pr_err("%s: Can't find pixel clock, %d\n", __func__, ret); - ctrl->pixel_clk = NULL; - return ret; - } - - ctrl->ahb_clk = msm_clk_get(pdev, "iface"); - if (IS_ERR(ctrl->ahb_clk)) { - ret = PTR_ERR(ctrl->ahb_clk); - pr_err("%s: Can't find iface clock, %d\n", __func__, ret); - ctrl->ahb_clk = NULL; - return ret; - } - - ctrl->link_clk = msm_clk_get(pdev, "link"); - if (IS_ERR(ctrl->link_clk)) { - ret = PTR_ERR(ctrl->link_clk); - pr_err("%s: Can't find link clock, %d\n", __func__, ret); - ctrl->link_clk = NULL; - return ret; - } - - /* need mdp core clock to receive irq */ - ctrl->mdp_core_clk = msm_clk_get(pdev, "mdp_core"); - if (IS_ERR(ctrl->mdp_core_clk)) { - ret = PTR_ERR(ctrl->mdp_core_clk); - pr_err("%s: Can't find mdp_core clock, %d\n", __func__, ret); - ctrl->mdp_core_clk = NULL; - return ret; - } - - return 0; -} - -static int edp_clk_enable(struct edp_ctrl *ctrl, u32 clk_mask) -{ - int ret; - - DBG("mask=%x", clk_mask); - /* ahb_clk should be enabled first */ - if (clk_mask & EDP_CLK_MASK_AHB) { - ret = clk_prepare_enable(ctrl->ahb_clk); - if (ret) { - pr_err("%s: Failed to enable ahb clk\n", __func__); - goto f0; - } - } - if (clk_mask & EDP_CLK_MASK_AUX) { - ret = clk_set_rate(ctrl->aux_clk, 19200000); - if (ret) { - pr_err("%s: Failed to set rate aux clk\n", __func__); - goto f1; - } - ret = clk_prepare_enable(ctrl->aux_clk); - if (ret) { - pr_err("%s: Failed to enable aux clk\n", __func__); - goto f1; - } - } - /* Need to set rate and enable link_clk prior to pixel_clk */ - if (clk_mask & EDP_CLK_MASK_LINK) { - DBG("edp->link_clk, set_rate %ld", - (unsigned long)ctrl->link_rate * 27000000); - ret = clk_set_rate(ctrl->link_clk, - (unsigned long)ctrl->link_rate * 27000000); - if (ret) { - pr_err("%s: Failed to set rate to link clk\n", - __func__); - goto f2; - } - - ret = clk_prepare_enable(ctrl->link_clk); - if (ret) { - pr_err("%s: Failed to enable link clk\n", __func__); - goto f2; - } - } - if (clk_mask & EDP_CLK_MASK_PIXEL) { - DBG("edp->pixel_clk, set_rate %ld", - (unsigned long)ctrl->pixel_rate * 1000); - ret = clk_set_rate(ctrl->pixel_clk, - (unsigned long)ctrl->pixel_rate * 1000); - if (ret) { - pr_err("%s: Failed to set rate to pixel clk\n", - __func__); - goto f3; - } - - ret = clk_prepare_enable(ctrl->pixel_clk); - if (ret) { - pr_err("%s: Failed to enable pixel clk\n", __func__); - goto f3; - } - } - if (clk_mask & EDP_CLK_MASK_MDP_CORE) { - ret = clk_prepare_enable(ctrl->mdp_core_clk); - if (ret) { - pr_err("%s: Failed to enable mdp core clk\n", __func__); - goto f4; - } - } - - return 0; - -f4: - if (clk_mask & EDP_CLK_MASK_PIXEL) - clk_disable_unprepare(ctrl->pixel_clk); -f3: - if (clk_mask & EDP_CLK_MASK_LINK) - clk_disable_unprepare(ctrl->link_clk); -f2: - if (clk_mask & EDP_CLK_MASK_AUX) - clk_disable_unprepare(ctrl->aux_clk); -f1: - if (clk_mask & EDP_CLK_MASK_AHB) - clk_disable_unprepare(ctrl->ahb_clk); -f0: - return ret; -} - -static void edp_clk_disable(struct edp_ctrl *ctrl, u32 clk_mask) -{ - if (clk_mask & EDP_CLK_MASK_MDP_CORE) - clk_disable_unprepare(ctrl->mdp_core_clk); - if (clk_mask & EDP_CLK_MASK_PIXEL) - clk_disable_unprepare(ctrl->pixel_clk); - if (clk_mask & EDP_CLK_MASK_LINK) - clk_disable_unprepare(ctrl->link_clk); - if (clk_mask & EDP_CLK_MASK_AUX) - clk_disable_unprepare(ctrl->aux_clk); - if (clk_mask & EDP_CLK_MASK_AHB) - clk_disable_unprepare(ctrl->ahb_clk); -} - -static int edp_regulator_init(struct edp_ctrl *ctrl) -{ - struct device *dev = &ctrl->pdev->dev; - int ret; - - DBG(""); - ctrl->vdda_vreg = devm_regulator_get(dev, "vdda"); - ret = PTR_ERR_OR_ZERO(ctrl->vdda_vreg); - if (ret) { - pr_err("%s: Could not get vdda reg, ret = %d\n", __func__, - ret); - ctrl->vdda_vreg = NULL; - return ret; - } - ctrl->lvl_vreg = devm_regulator_get(dev, "lvl-vdd"); - ret = PTR_ERR_OR_ZERO(ctrl->lvl_vreg); - if (ret) { - pr_err("%s: Could not get lvl-vdd reg, ret = %d\n", __func__, - ret); - ctrl->lvl_vreg = NULL; - return ret; - } - - return 0; -} - -static int edp_regulator_enable(struct edp_ctrl *ctrl) -{ - int ret; - - ret = regulator_set_load(ctrl->vdda_vreg, VDDA_UA_ON_LOAD); - if (ret < 0) { - pr_err("%s: vdda_vreg set regulator mode failed.\n", __func__); - goto vdda_set_fail; - } - - ret = regulator_enable(ctrl->vdda_vreg); - if (ret) { - pr_err("%s: Failed to enable vdda_vreg regulator.\n", __func__); - goto vdda_enable_fail; - } - - ret = regulator_enable(ctrl->lvl_vreg); - if (ret) { - pr_err("Failed to enable lvl-vdd reg regulator, %d", ret); - goto lvl_enable_fail; - } - - DBG("exit"); - return 0; - -lvl_enable_fail: - regulator_disable(ctrl->vdda_vreg); -vdda_enable_fail: - regulator_set_load(ctrl->vdda_vreg, VDDA_UA_OFF_LOAD); -vdda_set_fail: - return ret; -} - -static void edp_regulator_disable(struct edp_ctrl *ctrl) -{ - regulator_disable(ctrl->lvl_vreg); - regulator_disable(ctrl->vdda_vreg); - regulator_set_load(ctrl->vdda_vreg, VDDA_UA_OFF_LOAD); -} - -static int edp_gpio_config(struct edp_ctrl *ctrl) -{ - struct device *dev = &ctrl->pdev->dev; - int ret; - - ctrl->panel_hpd_gpio = devm_gpiod_get(dev, "panel-hpd", GPIOD_IN); - if (IS_ERR(ctrl->panel_hpd_gpio)) { - ret = PTR_ERR(ctrl->panel_hpd_gpio); - ctrl->panel_hpd_gpio = NULL; - pr_err("%s: cannot get panel-hpd-gpios, %d\n", __func__, ret); - return ret; - } - - ctrl->panel_en_gpio = devm_gpiod_get(dev, "panel-en", GPIOD_OUT_LOW); - if (IS_ERR(ctrl->panel_en_gpio)) { - ret = PTR_ERR(ctrl->panel_en_gpio); - ctrl->panel_en_gpio = NULL; - pr_err("%s: cannot get panel-en-gpios, %d\n", __func__, ret); - return ret; - } - - DBG("gpio on"); - - return 0; -} - -static void edp_ctrl_irq_enable(struct edp_ctrl *ctrl, int enable) -{ - unsigned long flags; - - DBG("%d", enable); - spin_lock_irqsave(&ctrl->irq_lock, flags); - if (enable) { - edp_write(ctrl->base + REG_EDP_INTERRUPT_REG_1, EDP_INTR_MASK1); - edp_write(ctrl->base + REG_EDP_INTERRUPT_REG_2, EDP_INTR_MASK2); - } else { - edp_write(ctrl->base + REG_EDP_INTERRUPT_REG_1, 0x0); - edp_write(ctrl->base + REG_EDP_INTERRUPT_REG_2, 0x0); - } - spin_unlock_irqrestore(&ctrl->irq_lock, flags); - DBG("exit"); -} - -static void edp_fill_link_cfg(struct edp_ctrl *ctrl) -{ - u32 prate; - u32 lrate; - u32 bpp; - u8 max_lane = drm_dp_max_lane_count(ctrl->dpcd); - u8 lane; - - prate = ctrl->pixel_rate; - bpp = ctrl->color_depth * 3; - - /* - * By default, use the maximum link rate and minimum lane count, - * so that we can do rate down shift during link training. - */ - ctrl->link_rate = ctrl->dpcd[DP_MAX_LINK_RATE]; - - prate *= bpp; - prate /= 8; /* in kByte */ - - lrate = 270000; /* in kHz */ - lrate *= ctrl->link_rate; - lrate /= 10; /* in kByte, 10 bits --> 8 bits */ - - for (lane = 1; lane <= max_lane; lane <<= 1) { - if (lrate >= prate) - break; - lrate <<= 1; - } - - ctrl->lane_cnt = lane; - DBG("rate=%d lane=%d", ctrl->link_rate, ctrl->lane_cnt); -} - -static void edp_config_ctrl(struct edp_ctrl *ctrl) -{ - u32 data; - enum edp_color_depth depth; - - data = EDP_CONFIGURATION_CTRL_LANES(ctrl->lane_cnt - 1); - - if (drm_dp_enhanced_frame_cap(ctrl->dpcd)) - data |= EDP_CONFIGURATION_CTRL_ENHANCED_FRAMING; - - depth = EDP_6BIT; - if (ctrl->color_depth == 8) - depth = EDP_8BIT; - - data |= EDP_CONFIGURATION_CTRL_COLOR(depth); - - if (!ctrl->interlaced) /* progressive */ - data |= EDP_CONFIGURATION_CTRL_PROGRESSIVE; - - data |= (EDP_CONFIGURATION_CTRL_SYNC_CLK | - EDP_CONFIGURATION_CTRL_STATIC_MVID); - - edp_write(ctrl->base + REG_EDP_CONFIGURATION_CTRL, data); -} - -static void edp_state_ctrl(struct edp_ctrl *ctrl, u32 state) -{ - edp_write(ctrl->base + REG_EDP_STATE_CTRL, state); - /* Make sure H/W status is set */ - wmb(); -} - -static int edp_lane_set_write(struct edp_ctrl *ctrl, - u8 voltage_level, u8 pre_emphasis_level) -{ - int i; - u8 buf[4]; - - if (voltage_level >= DPCD_LINK_VOLTAGE_MAX) - voltage_level |= 0x04; - - if (pre_emphasis_level >= DPCD_LINK_PRE_EMPHASIS_MAX) - pre_emphasis_level |= 0x04; - - pre_emphasis_level <<= 3; - - for (i = 0; i < 4; i++) - buf[i] = voltage_level | pre_emphasis_level; - - DBG("%s: p|v=0x%x", __func__, voltage_level | pre_emphasis_level); - if (drm_dp_dpcd_write(ctrl->drm_aux, 0x103, buf, 4) < 4) { - pr_err("%s: Set sw/pe to panel failed\n", __func__); - return -ENOLINK; - } - - return 0; -} - -static int edp_train_pattern_set_write(struct edp_ctrl *ctrl, u8 pattern) -{ - u8 p = pattern; - - DBG("pattern=%x", p); - if (drm_dp_dpcd_write(ctrl->drm_aux, - DP_TRAINING_PATTERN_SET, &p, 1) < 1) { - pr_err("%s: Set training pattern to panel failed\n", __func__); - return -ENOLINK; - } - - return 0; -} - -static void edp_sink_train_set_adjust(struct edp_ctrl *ctrl, - const u8 *link_status) -{ - int i; - u8 max = 0; - u8 data; - - /* use the max level across lanes */ - for (i = 0; i < ctrl->lane_cnt; i++) { - data = drm_dp_get_adjust_request_voltage(link_status, i); - DBG("lane=%d req_voltage_swing=0x%x", i, data); - if (max < data) - max = data; - } - - ctrl->v_level = max >> DP_TRAIN_VOLTAGE_SWING_SHIFT; - - /* use the max level across lanes */ - max = 0; - for (i = 0; i < ctrl->lane_cnt; i++) { - data = drm_dp_get_adjust_request_pre_emphasis(link_status, i); - DBG("lane=%d req_pre_emphasis=0x%x", i, data); - if (max < data) - max = data; - } - - ctrl->p_level = max >> DP_TRAIN_PRE_EMPHASIS_SHIFT; - DBG("v_level=%d, p_level=%d", ctrl->v_level, ctrl->p_level); -} - -static void edp_host_train_set(struct edp_ctrl *ctrl, u32 train) -{ - int cnt = 10; - u32 data; - u32 shift = train - 1; - - DBG("train=%d", train); - - edp_state_ctrl(ctrl, EDP_STATE_CTRL_TRAIN_PATTERN_1 << shift); - while (--cnt) { - data = edp_read(ctrl->base + REG_EDP_MAINLINK_READY); - if (data & (EDP_MAINLINK_READY_TRAIN_PATTERN_1_READY << shift)) - break; - } - - if (cnt == 0) - pr_err("%s: set link_train=%d failed\n", __func__, train); -} - -static const u8 vm_pre_emphasis[4][4] = { - {0x03, 0x06, 0x09, 0x0C}, /* pe0, 0 db */ - {0x03, 0x06, 0x09, 0xFF}, /* pe1, 3.5 db */ - {0x03, 0x06, 0xFF, 0xFF}, /* pe2, 6.0 db */ - {0x03, 0xFF, 0xFF, 0xFF} /* pe3, 9.5 db */ -}; - -/* voltage swing, 0.2v and 1.0v are not support */ -static const u8 vm_voltage_swing[4][4] = { - {0x14, 0x18, 0x1A, 0x1E}, /* sw0, 0.4v */ - {0x18, 0x1A, 0x1E, 0xFF}, /* sw1, 0.6 v */ - {0x1A, 0x1E, 0xFF, 0xFF}, /* sw1, 0.8 v */ - {0x1E, 0xFF, 0xFF, 0xFF} /* sw1, 1.2 v, optional */ -}; - -static int edp_voltage_pre_emphasise_set(struct edp_ctrl *ctrl) -{ - u32 value0; - u32 value1; - - DBG("v=%d p=%d", ctrl->v_level, ctrl->p_level); - - value0 = vm_pre_emphasis[(int)(ctrl->v_level)][(int)(ctrl->p_level)]; - value1 = vm_voltage_swing[(int)(ctrl->v_level)][(int)(ctrl->p_level)]; - - /* Configure host and panel only if both values are allowed */ - if (value0 != 0xFF && value1 != 0xFF) { - msm_edp_phy_vm_pe_cfg(ctrl->phy, value0, value1); - return edp_lane_set_write(ctrl, ctrl->v_level, ctrl->p_level); - } - - return -EINVAL; -} - -static int edp_start_link_train_1(struct edp_ctrl *ctrl) -{ - u8 link_status[DP_LINK_STATUS_SIZE]; - u8 old_v_level; - int tries; - int ret; - int rlen; - - DBG(""); - - edp_host_train_set(ctrl, DP_TRAINING_PATTERN_1); - ret = edp_voltage_pre_emphasise_set(ctrl); - if (ret) - return ret; - ret = edp_train_pattern_set_write(ctrl, - DP_TRAINING_PATTERN_1 | DP_RECOVERED_CLOCK_OUT_EN); - if (ret) - return ret; - - tries = 0; - old_v_level = ctrl->v_level; - while (1) { - drm_dp_link_train_clock_recovery_delay(ctrl->drm_aux, ctrl->dpcd); - - rlen = drm_dp_dpcd_read_link_status(ctrl->drm_aux, link_status); - if (rlen < DP_LINK_STATUS_SIZE) { - pr_err("%s: read link status failed\n", __func__); - return -ENOLINK; - } - if (drm_dp_clock_recovery_ok(link_status, ctrl->lane_cnt)) { - ret = 0; - break; - } - - if (ctrl->v_level == DPCD_LINK_VOLTAGE_MAX) { - ret = -1; - break; - } - - if (old_v_level == ctrl->v_level) { - tries++; - if (tries >= 5) { - ret = -1; - break; - } - } else { - tries = 0; - old_v_level = ctrl->v_level; - } - - edp_sink_train_set_adjust(ctrl, link_status); - ret = edp_voltage_pre_emphasise_set(ctrl); - if (ret) - return ret; - } - - return ret; -} - -static int edp_start_link_train_2(struct edp_ctrl *ctrl) -{ - u8 link_status[DP_LINK_STATUS_SIZE]; - int tries = 0; - int ret; - int rlen; - - DBG(""); - - edp_host_train_set(ctrl, DP_TRAINING_PATTERN_2); - ret = edp_voltage_pre_emphasise_set(ctrl); - if (ret) - return ret; - - ret = edp_train_pattern_set_write(ctrl, - DP_TRAINING_PATTERN_2 | DP_RECOVERED_CLOCK_OUT_EN); - if (ret) - return ret; - - while (1) { - drm_dp_link_train_channel_eq_delay(ctrl->drm_aux, ctrl->dpcd); - - rlen = drm_dp_dpcd_read_link_status(ctrl->drm_aux, link_status); - if (rlen < DP_LINK_STATUS_SIZE) { - pr_err("%s: read link status failed\n", __func__); - return -ENOLINK; - } - if (drm_dp_channel_eq_ok(link_status, ctrl->lane_cnt)) { - ret = 0; - break; - } - - tries++; - if (tries > 10) { - ret = -1; - break; - } - - edp_sink_train_set_adjust(ctrl, link_status); - ret = edp_voltage_pre_emphasise_set(ctrl); - if (ret) - return ret; - } - - return ret; -} - -static int edp_link_rate_down_shift(struct edp_ctrl *ctrl) -{ - u32 prate, lrate, bpp; - u8 rate, lane, max_lane; - int changed = 0; - - rate = ctrl->link_rate; - lane = ctrl->lane_cnt; - max_lane = drm_dp_max_lane_count(ctrl->dpcd); - - bpp = ctrl->color_depth * 3; - prate = ctrl->pixel_rate; - prate *= bpp; - prate /= 8; /* in kByte */ - - if (rate > DP_LINK_BW_1_62 && rate <= EDP_LINK_BW_MAX) { - rate -= 4; /* reduce rate */ - changed++; - } - - if (changed) { - if (lane >= 1 && lane < max_lane) - lane <<= 1; /* increase lane */ - - lrate = 270000; /* in kHz */ - lrate *= rate; - lrate /= 10; /* kByte, 10 bits --> 8 bits */ - lrate *= lane; - - DBG("new lrate=%u prate=%u(kHz) rate=%d lane=%d p=%u b=%d", - lrate, prate, rate, lane, - ctrl->pixel_rate, - bpp); - - if (lrate > prate) { - ctrl->link_rate = rate; - ctrl->lane_cnt = lane; - DBG("new rate=%d %d", rate, lane); - return 0; - } - } - - return -EINVAL; -} - -static int edp_clear_training_pattern(struct edp_ctrl *ctrl) -{ - int ret; - - ret = edp_train_pattern_set_write(ctrl, 0); - - drm_dp_link_train_channel_eq_delay(ctrl->drm_aux, ctrl->dpcd); - - return ret; -} - -static int edp_do_link_train(struct edp_ctrl *ctrl) -{ - u8 values[2]; - int ret; - - DBG(""); - /* - * Set the current link rate and lane cnt to panel. They may have been - * adjusted and the values are different from them in DPCD CAP - */ - values[0] = ctrl->lane_cnt; - values[1] = ctrl->link_rate; - - if (drm_dp_enhanced_frame_cap(ctrl->dpcd)) - values[1] |= DP_LANE_COUNT_ENHANCED_FRAME_EN; - - if (drm_dp_dpcd_write(ctrl->drm_aux, DP_LINK_BW_SET, values, - sizeof(values)) < 0) - return EDP_TRAIN_FAIL; - - ctrl->v_level = 0; /* start from default level */ - ctrl->p_level = 0; - - edp_state_ctrl(ctrl, 0); - if (edp_clear_training_pattern(ctrl)) - return EDP_TRAIN_FAIL; - - ret = edp_start_link_train_1(ctrl); - if (ret < 0) { - if (edp_link_rate_down_shift(ctrl) == 0) { - DBG("link reconfig"); - ret = EDP_TRAIN_RECONFIG; - goto clear; - } else { - pr_err("%s: Training 1 failed", __func__); - ret = EDP_TRAIN_FAIL; - goto clear; - } - } - DBG("Training 1 completed successfully"); - - edp_state_ctrl(ctrl, 0); - if (edp_clear_training_pattern(ctrl)) - return EDP_TRAIN_FAIL; - - ret = edp_start_link_train_2(ctrl); - if (ret < 0) { - if (edp_link_rate_down_shift(ctrl) == 0) { - DBG("link reconfig"); - ret = EDP_TRAIN_RECONFIG; - goto clear; - } else { - pr_err("%s: Training 2 failed", __func__); - ret = EDP_TRAIN_FAIL; - goto clear; - } - } - DBG("Training 2 completed successfully"); - - edp_state_ctrl(ctrl, EDP_STATE_CTRL_SEND_VIDEO); -clear: - edp_clear_training_pattern(ctrl); - - return ret; -} - -static void edp_clock_synchrous(struct edp_ctrl *ctrl, int sync) -{ - u32 data; - enum edp_color_depth depth; - - data = edp_read(ctrl->base + REG_EDP_MISC1_MISC0); - - if (sync) - data |= EDP_MISC1_MISC0_SYNC; - else - data &= ~EDP_MISC1_MISC0_SYNC; - - /* only legacy rgb mode supported */ - depth = EDP_6BIT; /* Default */ - if (ctrl->color_depth == 8) - depth = EDP_8BIT; - else if (ctrl->color_depth == 10) - depth = EDP_10BIT; - else if (ctrl->color_depth == 12) - depth = EDP_12BIT; - else if (ctrl->color_depth == 16) - depth = EDP_16BIT; - - data |= EDP_MISC1_MISC0_COLOR(depth); - - edp_write(ctrl->base + REG_EDP_MISC1_MISC0, data); -} - -static int edp_sw_mvid_nvid(struct edp_ctrl *ctrl, u32 m, u32 n) -{ - u32 n_multi, m_multi = 5; - - if (ctrl->link_rate == DP_LINK_BW_1_62) { - n_multi = 1; - } else if (ctrl->link_rate == DP_LINK_BW_2_7) { - n_multi = 2; - } else { - pr_err("%s: Invalid link rate, %d\n", __func__, - ctrl->link_rate); - return -EINVAL; - } - - edp_write(ctrl->base + REG_EDP_SOFTWARE_MVID, m * m_multi); - edp_write(ctrl->base + REG_EDP_SOFTWARE_NVID, n * n_multi); - - return 0; -} - -static void edp_mainlink_ctrl(struct edp_ctrl *ctrl, int enable) -{ - u32 data = 0; - - edp_write(ctrl->base + REG_EDP_MAINLINK_CTRL, EDP_MAINLINK_CTRL_RESET); - /* Make sure fully reset */ - wmb(); - usleep_range(500, 1000); - - if (enable) - data |= EDP_MAINLINK_CTRL_ENABLE; - - edp_write(ctrl->base + REG_EDP_MAINLINK_CTRL, data); -} - -static void edp_ctrl_phy_aux_enable(struct edp_ctrl *ctrl, int enable) -{ - if (enable) { - edp_regulator_enable(ctrl); - edp_clk_enable(ctrl, EDP_CLK_MASK_AUX_CHAN); - msm_edp_phy_ctrl(ctrl->phy, 1); - msm_edp_aux_ctrl(ctrl->aux, 1); - gpiod_set_value(ctrl->panel_en_gpio, 1); - } else { - gpiod_set_value(ctrl->panel_en_gpio, 0); - msm_edp_aux_ctrl(ctrl->aux, 0); - msm_edp_phy_ctrl(ctrl->phy, 0); - edp_clk_disable(ctrl, EDP_CLK_MASK_AUX_CHAN); - edp_regulator_disable(ctrl); - } -} - -static void edp_ctrl_link_enable(struct edp_ctrl *ctrl, int enable) -{ - u32 m, n; - - if (enable) { - /* Enable link channel clocks */ - edp_clk_enable(ctrl, EDP_CLK_MASK_LINK_CHAN); - - msm_edp_phy_lane_power_ctrl(ctrl->phy, true, ctrl->lane_cnt); - - msm_edp_phy_vm_pe_init(ctrl->phy); - - /* Make sure phy is programed */ - wmb(); - msm_edp_phy_ready(ctrl->phy); - - edp_config_ctrl(ctrl); - msm_edp_ctrl_pixel_clock_valid(ctrl, ctrl->pixel_rate, &m, &n); - edp_sw_mvid_nvid(ctrl, m, n); - edp_mainlink_ctrl(ctrl, 1); - } else { - edp_mainlink_ctrl(ctrl, 0); - - msm_edp_phy_lane_power_ctrl(ctrl->phy, false, 0); - edp_clk_disable(ctrl, EDP_CLK_MASK_LINK_CHAN); - } -} - -static int edp_ctrl_training(struct edp_ctrl *ctrl) -{ - int ret; - - /* Do link training only when power is on */ - if (!ctrl->power_on) - return -EINVAL; - -train_start: - ret = edp_do_link_train(ctrl); - if (ret == EDP_TRAIN_RECONFIG) { - /* Re-configure main link */ - edp_ctrl_irq_enable(ctrl, 0); - edp_ctrl_link_enable(ctrl, 0); - msm_edp_phy_ctrl(ctrl->phy, 0); - - /* Make sure link is fully disabled */ - wmb(); - usleep_range(500, 1000); - - msm_edp_phy_ctrl(ctrl->phy, 1); - edp_ctrl_link_enable(ctrl, 1); - edp_ctrl_irq_enable(ctrl, 1); - goto train_start; - } - - return ret; -} - -static void edp_ctrl_on_worker(struct work_struct *work) -{ - struct edp_ctrl *ctrl = container_of( - work, struct edp_ctrl, on_work); - u8 value; - int ret; - - mutex_lock(&ctrl->dev_mutex); - - if (ctrl->power_on) { - DBG("already on"); - goto unlock_ret; - } - - edp_ctrl_phy_aux_enable(ctrl, 1); - edp_ctrl_link_enable(ctrl, 1); - - edp_ctrl_irq_enable(ctrl, 1); - - /* DP_SET_POWER register is only available on DPCD v1.1 and later */ - if (ctrl->dpcd[DP_DPCD_REV] >= 0x11) { - ret = drm_dp_dpcd_readb(ctrl->drm_aux, DP_SET_POWER, &value); - if (ret < 0) - goto fail; - - value &= ~DP_SET_POWER_MASK; - value |= DP_SET_POWER_D0; - - ret = drm_dp_dpcd_writeb(ctrl->drm_aux, DP_SET_POWER, value); - if (ret < 0) - goto fail; - - /* - * According to the DP 1.1 specification, a "Sink Device must - * exit the power saving state within 1 ms" (Section 2.5.3.1, - * Table 5-52, "Sink Control Field" (register 0x600). - */ - usleep_range(1000, 2000); - } - - ctrl->power_on = true; - - /* Start link training */ - ret = edp_ctrl_training(ctrl); - if (ret != EDP_TRAIN_SUCCESS) - goto fail; - - DBG("DONE"); - goto unlock_ret; - -fail: - edp_ctrl_irq_enable(ctrl, 0); - edp_ctrl_link_enable(ctrl, 0); - edp_ctrl_phy_aux_enable(ctrl, 0); - ctrl->power_on = false; -unlock_ret: - mutex_unlock(&ctrl->dev_mutex); -} - -static void edp_ctrl_off_worker(struct work_struct *work) -{ - struct edp_ctrl *ctrl = container_of( - work, struct edp_ctrl, off_work); - unsigned long time_left; - - mutex_lock(&ctrl->dev_mutex); - - if (!ctrl->power_on) { - DBG("already off"); - goto unlock_ret; - } - - reinit_completion(&ctrl->idle_comp); - edp_state_ctrl(ctrl, EDP_STATE_CTRL_PUSH_IDLE); - - time_left = wait_for_completion_timeout(&ctrl->idle_comp, - msecs_to_jiffies(500)); - if (!time_left) - DBG("%s: idle pattern timedout\n", __func__); - - edp_state_ctrl(ctrl, 0); - - /* DP_SET_POWER register is only available on DPCD v1.1 and later */ - if (ctrl->dpcd[DP_DPCD_REV] >= 0x11) { - u8 value; - int ret; - - ret = drm_dp_dpcd_readb(ctrl->drm_aux, DP_SET_POWER, &value); - if (ret > 0) { - value &= ~DP_SET_POWER_MASK; - value |= DP_SET_POWER_D3; - - drm_dp_dpcd_writeb(ctrl->drm_aux, DP_SET_POWER, value); - } - } - - edp_ctrl_irq_enable(ctrl, 0); - - edp_ctrl_link_enable(ctrl, 0); - - edp_ctrl_phy_aux_enable(ctrl, 0); - - ctrl->power_on = false; - -unlock_ret: - mutex_unlock(&ctrl->dev_mutex); -} - -irqreturn_t msm_edp_ctrl_irq(struct edp_ctrl *ctrl) -{ - u32 isr1, isr2, mask1, mask2; - u32 ack; - - DBG(""); - spin_lock(&ctrl->irq_lock); - isr1 = edp_read(ctrl->base + REG_EDP_INTERRUPT_REG_1); - isr2 = edp_read(ctrl->base + REG_EDP_INTERRUPT_REG_2); - - mask1 = isr1 & EDP_INTR_MASK1; - mask2 = isr2 & EDP_INTR_MASK2; - - isr1 &= ~mask1; /* remove masks bit */ - isr2 &= ~mask2; - - DBG("isr=%x mask=%x isr2=%x mask2=%x", - isr1, mask1, isr2, mask2); - - ack = isr1 & EDP_INTR_STATUS1; - ack <<= 1; /* ack bits */ - ack |= mask1; - edp_write(ctrl->base + REG_EDP_INTERRUPT_REG_1, ack); - - ack = isr2 & EDP_INTR_STATUS2; - ack <<= 1; /* ack bits */ - ack |= mask2; - edp_write(ctrl->base + REG_EDP_INTERRUPT_REG_2, ack); - spin_unlock(&ctrl->irq_lock); - - if (isr1 & EDP_INTERRUPT_REG_1_HPD) - DBG("edp_hpd"); - - if (isr2 & EDP_INTERRUPT_REG_2_READY_FOR_VIDEO) - DBG("edp_video_ready"); - - if (isr2 & EDP_INTERRUPT_REG_2_IDLE_PATTERNs_SENT) { - DBG("idle_patterns_sent"); - complete(&ctrl->idle_comp); - } - - msm_edp_aux_irq(ctrl->aux, isr1); - - return IRQ_HANDLED; -} - -void msm_edp_ctrl_power(struct edp_ctrl *ctrl, bool on) -{ - if (on) - queue_work(ctrl->workqueue, &ctrl->on_work); - else - queue_work(ctrl->workqueue, &ctrl->off_work); -} - -int msm_edp_ctrl_init(struct msm_edp *edp) -{ - struct edp_ctrl *ctrl = NULL; - struct device *dev; - int ret; - - if (!edp) { - pr_err("%s: edp is NULL!\n", __func__); - return -EINVAL; - } - - dev = &edp->pdev->dev; - ctrl = devm_kzalloc(dev, sizeof(*ctrl), GFP_KERNEL); - if (!ctrl) - return -ENOMEM; - - edp->ctrl = ctrl; - ctrl->pdev = edp->pdev; - - ctrl->base = msm_ioremap(ctrl->pdev, "edp", "eDP"); - if (IS_ERR(ctrl->base)) - return PTR_ERR(ctrl->base); - - /* Get regulator, clock, gpio, pwm */ - ret = edp_regulator_init(ctrl); - if (ret) { - pr_err("%s:regulator init fail\n", __func__); - return ret; - } - ret = edp_clk_init(ctrl); - if (ret) { - pr_err("%s:clk init fail\n", __func__); - return ret; - } - ret = edp_gpio_config(ctrl); - if (ret) { - pr_err("%s:failed to configure GPIOs: %d", __func__, ret); - return ret; - } - - /* Init aux and phy */ - ctrl->aux = msm_edp_aux_init(edp, ctrl->base, &ctrl->drm_aux); - if (!ctrl->aux || !ctrl->drm_aux) { - pr_err("%s:failed to init aux\n", __func__); - return -ENOMEM; - } - - ctrl->phy = msm_edp_phy_init(dev, ctrl->base); - if (!ctrl->phy) { - pr_err("%s:failed to init phy\n", __func__); - ret = -ENOMEM; - goto err_destory_aux; - } - - spin_lock_init(&ctrl->irq_lock); - mutex_init(&ctrl->dev_mutex); - init_completion(&ctrl->idle_comp); - - /* setup workqueue */ - ctrl->workqueue = alloc_ordered_workqueue("edp_drm_work", 0); - INIT_WORK(&ctrl->on_work, edp_ctrl_on_worker); - INIT_WORK(&ctrl->off_work, edp_ctrl_off_worker); - - return 0; - -err_destory_aux: - msm_edp_aux_destroy(dev, ctrl->aux); - ctrl->aux = NULL; - return ret; -} - -void msm_edp_ctrl_destroy(struct edp_ctrl *ctrl) -{ - if (!ctrl) - return; - - if (ctrl->workqueue) { - destroy_workqueue(ctrl->workqueue); - ctrl->workqueue = NULL; - } - - if (ctrl->aux) { - msm_edp_aux_destroy(&ctrl->pdev->dev, ctrl->aux); - ctrl->aux = NULL; - } - - kfree(ctrl->edid); - ctrl->edid = NULL; - - mutex_destroy(&ctrl->dev_mutex); -} - -bool msm_edp_ctrl_panel_connected(struct edp_ctrl *ctrl) -{ - mutex_lock(&ctrl->dev_mutex); - DBG("connect status = %d", ctrl->edp_connected); - if (ctrl->edp_connected) { - mutex_unlock(&ctrl->dev_mutex); - return true; - } - - if (!ctrl->power_on) { - edp_ctrl_phy_aux_enable(ctrl, 1); - edp_ctrl_irq_enable(ctrl, 1); - } - - if (drm_dp_dpcd_read(ctrl->drm_aux, DP_DPCD_REV, ctrl->dpcd, - DP_RECEIVER_CAP_SIZE) < DP_RECEIVER_CAP_SIZE) { - pr_err("%s: AUX channel is NOT ready\n", __func__); - memset(ctrl->dpcd, 0, DP_RECEIVER_CAP_SIZE); - } else { - ctrl->edp_connected = true; - } - - if (!ctrl->power_on) { - edp_ctrl_irq_enable(ctrl, 0); - edp_ctrl_phy_aux_enable(ctrl, 0); - } - - DBG("exit: connect status=%d", ctrl->edp_connected); - - mutex_unlock(&ctrl->dev_mutex); - - return ctrl->edp_connected; -} - -int msm_edp_ctrl_get_panel_info(struct edp_ctrl *ctrl, - struct drm_connector *connector, struct edid **edid) -{ - mutex_lock(&ctrl->dev_mutex); - - if (ctrl->edid) { - if (edid) { - DBG("Just return edid buffer"); - *edid = ctrl->edid; - } - goto unlock_ret; - } - - if (!ctrl->power_on) { - edp_ctrl_phy_aux_enable(ctrl, 1); - edp_ctrl_irq_enable(ctrl, 1); - } - - /* Initialize link rate as panel max link rate */ - ctrl->link_rate = ctrl->dpcd[DP_MAX_LINK_RATE]; - - ctrl->edid = drm_get_edid(connector, &ctrl->drm_aux->ddc); - if (!ctrl->edid) { - pr_err("%s: edid read fail\n", __func__); - goto disable_ret; - } - - if (edid) - *edid = ctrl->edid; - -disable_ret: - if (!ctrl->power_on) { - edp_ctrl_irq_enable(ctrl, 0); - edp_ctrl_phy_aux_enable(ctrl, 0); - } -unlock_ret: - mutex_unlock(&ctrl->dev_mutex); - return 0; -} - -int msm_edp_ctrl_timing_cfg(struct edp_ctrl *ctrl, - const struct drm_display_mode *mode, - const struct drm_display_info *info) -{ - u32 hstart_from_sync, vstart_from_sync; - u32 data; - int ret = 0; - - mutex_lock(&ctrl->dev_mutex); - /* - * Need to keep color depth, pixel rate and - * interlaced information in ctrl context - */ - ctrl->color_depth = info->bpc; - ctrl->pixel_rate = mode->clock; - ctrl->interlaced = !!(mode->flags & DRM_MODE_FLAG_INTERLACE); - - /* Fill initial link config based on passed in timing */ - edp_fill_link_cfg(ctrl); - - if (edp_clk_enable(ctrl, EDP_CLK_MASK_AHB)) { - pr_err("%s, fail to prepare enable ahb clk\n", __func__); - ret = -EINVAL; - goto unlock_ret; - } - edp_clock_synchrous(ctrl, 1); - - /* Configure eDP timing to HW */ - edp_write(ctrl->base + REG_EDP_TOTAL_HOR_VER, - EDP_TOTAL_HOR_VER_HORIZ(mode->htotal) | - EDP_TOTAL_HOR_VER_VERT(mode->vtotal)); - - vstart_from_sync = mode->vtotal - mode->vsync_start; - hstart_from_sync = mode->htotal - mode->hsync_start; - edp_write(ctrl->base + REG_EDP_START_HOR_VER_FROM_SYNC, - EDP_START_HOR_VER_FROM_SYNC_HORIZ(hstart_from_sync) | - EDP_START_HOR_VER_FROM_SYNC_VERT(vstart_from_sync)); - - data = EDP_HSYNC_VSYNC_WIDTH_POLARITY_VERT( - mode->vsync_end - mode->vsync_start); - data |= EDP_HSYNC_VSYNC_WIDTH_POLARITY_HORIZ( - mode->hsync_end - mode->hsync_start); - if (mode->flags & DRM_MODE_FLAG_NVSYNC) - data |= EDP_HSYNC_VSYNC_WIDTH_POLARITY_NVSYNC; - if (mode->flags & DRM_MODE_FLAG_NHSYNC) - data |= EDP_HSYNC_VSYNC_WIDTH_POLARITY_NHSYNC; - edp_write(ctrl->base + REG_EDP_HSYNC_VSYNC_WIDTH_POLARITY, data); - - edp_write(ctrl->base + REG_EDP_ACTIVE_HOR_VER, - EDP_ACTIVE_HOR_VER_HORIZ(mode->hdisplay) | - EDP_ACTIVE_HOR_VER_VERT(mode->vdisplay)); - - edp_clk_disable(ctrl, EDP_CLK_MASK_AHB); - -unlock_ret: - mutex_unlock(&ctrl->dev_mutex); - return ret; -} - -bool msm_edp_ctrl_pixel_clock_valid(struct edp_ctrl *ctrl, - u32 pixel_rate, u32 *pm, u32 *pn) -{ - const struct edp_pixel_clk_div *divs; - u32 err = 1; /* 1% error tolerance */ - u32 clk_err; - int i; - - if (ctrl->link_rate == DP_LINK_BW_1_62) { - divs = clk_divs[0]; - } else if (ctrl->link_rate == DP_LINK_BW_2_7) { - divs = clk_divs[1]; - } else { - pr_err("%s: Invalid link rate,%d\n", __func__, ctrl->link_rate); - return false; - } - - for (i = 0; i < EDP_PIXEL_CLK_NUM; i++) { - clk_err = abs(divs[i].rate - pixel_rate); - if ((divs[i].rate * err / 100) >= clk_err) { - if (pm) - *pm = divs[i].m; - if (pn) - *pn = divs[i].n; - return true; - } - } - - DBG("pixel clock %d(kHz) not supported", pixel_rate); - - return false; -} - diff --git a/drivers/gpu/drm/msm/edp/edp_phy.c b/drivers/gpu/drm/msm/edp/edp_phy.c deleted file mode 100644 index fcaf7b7ecdd2..000000000000 --- a/drivers/gpu/drm/msm/edp/edp_phy.c +++ /dev/null @@ -1,98 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0-only -/* - * Copyright (c) 2014-2015, The Linux Foundation. All rights reserved. - */ - -#include "edp.h" -#include "edp.xml.h" - -#define EDP_MAX_LANE 4 - -struct edp_phy { - void __iomem *base; -}; - -bool msm_edp_phy_ready(struct edp_phy *phy) -{ - u32 status; - int cnt = 100; - - while (--cnt) { - status = edp_read(phy->base + - REG_EDP_PHY_GLB_PHY_STATUS); - if (status & 0x01) - break; - usleep_range(500, 1000); - } - - if (cnt == 0) { - pr_err("%s: PHY NOT ready\n", __func__); - return false; - } else { - return true; - } -} - -void msm_edp_phy_ctrl(struct edp_phy *phy, int enable) -{ - DBG("enable=%d", enable); - if (enable) { - /* Reset */ - edp_write(phy->base + REG_EDP_PHY_CTRL, - EDP_PHY_CTRL_SW_RESET | EDP_PHY_CTRL_SW_RESET_PLL); - /* Make sure fully reset */ - wmb(); - usleep_range(500, 1000); - edp_write(phy->base + REG_EDP_PHY_CTRL, 0x000); - edp_write(phy->base + REG_EDP_PHY_GLB_PD_CTL, 0x3f); - edp_write(phy->base + REG_EDP_PHY_GLB_CFG, 0x1); - } else { - edp_write(phy->base + REG_EDP_PHY_GLB_PD_CTL, 0xc0); - } -} - -/* voltage mode and pre emphasis cfg */ -void msm_edp_phy_vm_pe_init(struct edp_phy *phy) -{ - edp_write(phy->base + REG_EDP_PHY_GLB_VM_CFG0, 0x3); - edp_write(phy->base + REG_EDP_PHY_GLB_VM_CFG1, 0x64); - edp_write(phy->base + REG_EDP_PHY_GLB_MISC9, 0x6c); -} - -void msm_edp_phy_vm_pe_cfg(struct edp_phy *phy, u32 v0, u32 v1) -{ - edp_write(phy->base + REG_EDP_PHY_GLB_VM_CFG0, v0); - edp_write(phy->base + REG_EDP_PHY_GLB_VM_CFG1, v1); -} - -void msm_edp_phy_lane_power_ctrl(struct edp_phy *phy, bool up, u32 max_lane) -{ - u32 i; - u32 data; - - if (up) - data = 0; /* power up */ - else - data = 0x7; /* power down */ - - for (i = 0; i < max_lane; i++) - edp_write(phy->base + REG_EDP_PHY_LN_PD_CTL(i) , data); - - /* power down unused lane */ - data = 0x7; /* power down */ - for (i = max_lane; i < EDP_MAX_LANE; i++) - edp_write(phy->base + REG_EDP_PHY_LN_PD_CTL(i) , data); -} - -void *msm_edp_phy_init(struct device *dev, void __iomem *regbase) -{ - struct edp_phy *phy = NULL; - - phy = devm_kzalloc(dev, sizeof(*phy), GFP_KERNEL); - if (!phy) - return NULL; - - phy->base = regbase; - return phy; -} - diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c index 09d2d279c30a..956b1efc3721 100644 --- a/drivers/gpu/drm/msm/msm_debugfs.c +++ b/drivers/gpu/drm/msm/msm_debugfs.c @@ -29,14 +29,14 @@ static int msm_gpu_show(struct seq_file *m, void *arg) struct msm_gpu *gpu = priv->gpu; int ret; - ret = mutex_lock_interruptible(&show_priv->dev->struct_mutex); + ret = mutex_lock_interruptible(&gpu->lock); if (ret) return ret; drm_printf(&p, "%s Status:\n", gpu->name); gpu->funcs->show(gpu, show_priv->state, &p); - mutex_unlock(&show_priv->dev->struct_mutex); + mutex_unlock(&gpu->lock); return 0; } @@ -48,9 +48,9 @@ static int msm_gpu_release(struct inode *inode, struct file *file) struct msm_drm_private *priv = show_priv->dev->dev_private; struct msm_gpu *gpu = priv->gpu; - mutex_lock(&show_priv->dev->struct_mutex); + mutex_lock(&gpu->lock); gpu->funcs->gpu_state_put(show_priv->state); - mutex_unlock(&show_priv->dev->struct_mutex); + mutex_unlock(&gpu->lock); kfree(show_priv); @@ -72,15 +72,16 @@ static int msm_gpu_open(struct inode *inode, struct file *file) if (!show_priv) return -ENOMEM; - ret = mutex_lock_interruptible(&dev->struct_mutex); + ret = mutex_lock_interruptible(&gpu->lock); if (ret) goto free_priv; pm_runtime_get_sync(&gpu->pdev->dev); + msm_gpu_hw_init(gpu); show_priv->state = gpu->funcs->gpu_state_get(gpu); pm_runtime_put_sync(&gpu->pdev->dev); - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); if (IS_ERR(show_priv->state)) { ret = PTR_ERR(show_priv->state); @@ -133,8 +134,10 @@ DEFINE_SIMPLE_ATTRIBUTE(shrink_fops, "0x%08llx\n"); -static int msm_gem_show(struct drm_device *dev, struct seq_file *m) +static int msm_gem_show(struct seq_file *m, void *arg) { + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; struct msm_drm_private *priv = dev->dev_private; int ret; @@ -149,8 +152,10 @@ static int msm_gem_show(struct drm_device *dev, struct seq_file *m) return 0; } -static int msm_mm_show(struct drm_device *dev, struct seq_file *m) +static int msm_mm_show(struct seq_file *m, void *arg) { + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; struct drm_printer p = drm_seq_file_printer(m); drm_mm_print(&dev->vma_offset_manager->vm_addr_space_mm, &p); @@ -158,8 +163,10 @@ static int msm_mm_show(struct drm_device *dev, struct seq_file *m) return 0; } -static int msm_fb_show(struct drm_device *dev, struct seq_file *m) +static int msm_fb_show(struct seq_file *m, void *arg) { + struct drm_info_node *node = (struct drm_info_node *) m->private; + struct drm_device *dev = node->minor->dev; struct msm_drm_private *priv = dev->dev_private; struct drm_framebuffer *fb, *fbdev_fb = NULL; @@ -182,29 +189,10 @@ static int msm_fb_show(struct drm_device *dev, struct seq_file *m) return 0; } -static int show_locked(struct seq_file *m, void *arg) -{ - struct drm_info_node *node = (struct drm_info_node *) m->private; - struct drm_device *dev = node->minor->dev; - int (*show)(struct drm_device *dev, struct seq_file *m) = - node->info_ent->data; - int ret; - - ret = mutex_lock_interruptible(&dev->struct_mutex); - if (ret) - return ret; - - ret = show(dev, m); - - mutex_unlock(&dev->struct_mutex); - - return ret; -} - static struct drm_info_list msm_debugfs_list[] = { - {"gem", show_locked, 0, msm_gem_show}, - { "mm", show_locked, 0, msm_mm_show }, - { "fb", show_locked, 0, msm_fb_show }, + {"gem", msm_gem_show}, + { "mm", msm_mm_show }, + { "fb", msm_fb_show }, }; static int late_init_minor(struct drm_minor *minor) @@ -254,6 +242,9 @@ void msm_debugfs_init(struct drm_minor *minor) debugfs_create_u32("hangcheck_period_ms", 0600, minor->debugfs_root, &priv->hangcheck_period); + debugfs_create_bool("disable_err_irq", 0600, minor->debugfs_root, + &priv->disable_err_irq); + debugfs_create_file("shrink", S_IRWXU, minor->debugfs_root, dev, &shrink_fops); diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c index 7936e8d498dd..f81cf7097494 100644 --- a/drivers/gpu/drm/msm/msm_drv.c +++ b/drivers/gpu/drm/msm/msm_drv.c @@ -752,14 +752,8 @@ static void context_close(struct msm_file_private *ctx) static void msm_postclose(struct drm_device *dev, struct drm_file *file) { - struct msm_drm_private *priv = dev->dev_private; struct msm_file_private *ctx = file->driver_priv; - mutex_lock(&dev->struct_mutex); - if (ctx == priv->lastctx) - priv->lastctx = NULL; - mutex_unlock(&dev->struct_mutex); - context_close(ctx); } @@ -967,29 +961,18 @@ static int msm_ioctl_gem_info(struct drm_device *dev, void *data, return ret; } -static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, - struct drm_file *file) +static int wait_fence(struct msm_gpu_submitqueue *queue, uint32_t fence_id, + ktime_t timeout) { - struct msm_drm_private *priv = dev->dev_private; - struct drm_msm_wait_fence *args = data; - ktime_t timeout = to_ktime(args->timeout); - struct msm_gpu_submitqueue *queue; - struct msm_gpu *gpu = priv->gpu; struct dma_fence *fence; int ret; - if (args->pad) { - DRM_ERROR("invalid pad: %08x\n", args->pad); + if (fence_after(fence_id, queue->last_fence)) { + DRM_ERROR_RATELIMITED("waiting on invalid fence: %u (of %u)\n", + fence_id, queue->last_fence); return -EINVAL; } - if (!gpu) - return 0; - - queue = msm_submitqueue_get(file->driver_priv, args->queueid); - if (!queue) - return -ENOENT; - /* * Map submitqueue scoped "seqno" (which is actually an idr key) * back to underlying dma-fence @@ -1001,7 +984,7 @@ static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, ret = mutex_lock_interruptible(&queue->lock); if (ret) return ret; - fence = idr_find(&queue->fence_idr, args->fence); + fence = idr_find(&queue->fence_idr, fence_id); if (fence) fence = dma_fence_get_rcu(fence); mutex_unlock(&queue->lock); @@ -1017,6 +1000,32 @@ static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, } dma_fence_put(fence); + + return ret; +} + +static int msm_ioctl_wait_fence(struct drm_device *dev, void *data, + struct drm_file *file) +{ + struct msm_drm_private *priv = dev->dev_private; + struct drm_msm_wait_fence *args = data; + struct msm_gpu_submitqueue *queue; + int ret; + + if (args->pad) { + DRM_ERROR("invalid pad: %08x\n", args->pad); + return -EINVAL; + } + + if (!priv->gpu) + return 0; + + queue = msm_submitqueue_get(file->driver_priv, args->queueid); + if (!queue) + return -ENOENT; + + ret = wait_fence(queue, args->fence, to_ktime(args->timeout)); + msm_submitqueue_put(queue); return ret; @@ -1277,9 +1286,10 @@ static int add_components_mdp(struct device *mdp_dev, return 0; } -static int compare_name_mdp(struct device *dev, void *data) +static int find_mdp_node(struct device *dev, void *data) { - return (strstr(dev_name(dev), "mdp") != NULL); + return of_match_node(dpu_dt_match, dev->of_node) || + of_match_node(mdp5_dt_match, dev->of_node); } static int add_display_components(struct platform_device *pdev, @@ -1304,7 +1314,7 @@ static int add_display_components(struct platform_device *pdev, return ret; } - mdp_dev = device_find_child(dev, NULL, compare_name_mdp); + mdp_dev = device_find_child(dev, NULL, find_mdp_node); if (!mdp_dev) { DRM_DEV_ERROR(dev, "failed to find MDSS MDP node\n"); of_platform_depopulate(dev); @@ -1463,7 +1473,6 @@ static int __init msm_drm_register(void) msm_mdp_register(); msm_dpu_register(); msm_dsi_register(); - msm_edp_register(); msm_hdmi_register(); msm_dp_register(); adreno_register(); @@ -1477,7 +1486,6 @@ static void __exit msm_drm_unregister(void) msm_dp_unregister(); msm_hdmi_unregister(); adreno_unregister(); - msm_edp_unregister(); msm_dsi_unregister(); msm_mdp_unregister(); msm_dpu_unregister(); diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h index eb984d925f4d..abc668f15f3d 100644 --- a/drivers/gpu/drm/msm/msm_drv.h +++ b/drivers/gpu/drm/msm/msm_drv.h @@ -151,12 +151,6 @@ struct msm_drm_private { */ struct hdmi *hdmi; - /* eDP is for mdp5 only, but kms has not been created - * when edp_bind() and edp_init() are called. Here is the only - * place to keep the edp instance. - */ - struct msm_edp *edp; - /* DSI is shared by mdp4 and mdp5 */ struct msm_dsi *dsi[2]; @@ -164,7 +158,7 @@ struct msm_drm_private { /* when we have more than one 'msm_gpu' these need to be an array: */ struct msm_gpu *gpu; - struct msm_file_private *lastctx; + /* gpu is only set on open(), but we need this info earlier */ bool is_a2xx; bool has_cached_coherent; @@ -246,6 +240,15 @@ struct msm_drm_private { /* For hang detection, in ms */ unsigned int hangcheck_period; + + /** + * disable_err_irq: + * + * Disable handling of GPU hw error interrupts, to force fallback to + * sw hangcheck timer. Written (via debugfs) by igt tests to test + * the sw hangcheck mechanism. + */ + bool disable_err_irq; }; struct msm_format { @@ -335,12 +338,6 @@ int msm_hdmi_modeset_init(struct hdmi *hdmi, struct drm_device *dev, void __init msm_hdmi_register(void); void __exit msm_hdmi_unregister(void); -struct msm_edp; -void __init msm_edp_register(void); -void __exit msm_edp_unregister(void); -int msm_edp_modeset_init(struct msm_edp *edp, struct drm_device *dev, - struct drm_encoder *encoder); - struct msm_dsi; #ifdef CONFIG_DRM_MSM_DSI int dsi_dev_attach(struct platform_device *pdev); diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c index 0daaeb54ff6f..4c39ef9dd75d 100644 --- a/drivers/gpu/drm/msm/msm_fbdev.c +++ b/drivers/gpu/drm/msm/msm_fbdev.c @@ -81,8 +81,6 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, bo = msm_framebuffer_bo(fb, 0); - mutex_lock(&dev->struct_mutex); - /* * NOTE: if we can be guaranteed to be able to map buffer * in panic (ie. lock-safe, etc) we could avoid pinning the @@ -91,14 +89,14 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, ret = msm_gem_get_and_pin_iova(bo, priv->kms->aspace, &paddr); if (ret) { DRM_DEV_ERROR(dev->dev, "failed to get buffer obj iova: %d\n", ret); - goto fail_unlock; + goto fail; } fbi = drm_fb_helper_alloc_fbi(helper); if (IS_ERR(fbi)) { DRM_DEV_ERROR(dev->dev, "failed to allocate fb info\n"); ret = PTR_ERR(fbi); - goto fail_unlock; + goto fail; } DBG("fbi=%p, dev=%p", fbi, dev); @@ -115,7 +113,7 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, fbi->screen_base = msm_gem_get_vaddr(bo); if (IS_ERR(fbi->screen_base)) { ret = PTR_ERR(fbi->screen_base); - goto fail_unlock; + goto fail; } fbi->screen_size = bo->size; fbi->fix.smem_start = paddr; @@ -124,12 +122,9 @@ static int msm_fbdev_create(struct drm_fb_helper *helper, DBG("par=%p, %dx%d", fbi->par, fbi->var.xres, fbi->var.yres); DBG("allocated %dx%d fb", fbdev->fb->width, fbdev->fb->height); - mutex_unlock(&dev->struct_mutex); - return 0; -fail_unlock: - mutex_unlock(&dev->struct_mutex); +fail: drm_framebuffer_remove(fb); return ret; } diff --git a/drivers/gpu/drm/msm/msm_fence.h b/drivers/gpu/drm/msm/msm_fence.h index 4783db528bcc..17ee3822b423 100644 --- a/drivers/gpu/drm/msm/msm_fence.h +++ b/drivers/gpu/drm/msm/msm_fence.h @@ -60,4 +60,16 @@ void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence); struct dma_fence * msm_fence_alloc(struct msm_fence_context *fctx); +static inline bool +fence_before(uint32_t a, uint32_t b) +{ + return (int32_t)(a - b) < 0; +} + +static inline bool +fence_after(uint32_t a, uint32_t b) +{ + return (int32_t)(a - b) > 0; +} + #endif diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 2916480d9115..02b9ae65a96a 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -1029,8 +1029,7 @@ static int msm_gem_object_mmap(struct drm_gem_object *obj, struct vm_area_struct { struct msm_gem_object *msm_obj = to_msm_bo(obj); - vma->vm_flags &= ~VM_PFNMAP; - vma->vm_flags |= VM_MIXEDMAP | VM_DONTEXPAND; + vma->vm_flags |= VM_IO | VM_MIXEDMAP | VM_DONTEXPAND | VM_DONTDUMP; vma->vm_page_prot = msm_gem_pgprot(msm_obj, vm_get_page_prot(vma->vm_flags)); return 0; @@ -1094,7 +1093,7 @@ static int msm_gem_new_impl(struct drm_device *dev, break; fallthrough; default: - DRM_DEV_ERROR(dev->dev, "invalid cache flag: %x\n", + DRM_DEV_DEBUG(dev->dev, "invalid cache flag: %x\n", (flags & MSM_BO_CACHE_MASK)); return -EINVAL; } diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c index 3cb029f10925..282628d6b72c 100644 --- a/drivers/gpu/drm/msm/msm_gem_submit.c +++ b/drivers/gpu/drm/msm/msm_gem_submit.c @@ -772,6 +772,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, args->nr_cmds); if (IS_ERR(submit)) { ret = PTR_ERR(submit); + submit = NULL; goto out_unlock; } @@ -904,6 +905,7 @@ int msm_ioctl_gem_submit(struct drm_device *dev, void *data, drm_sched_entity_push_job(&submit->base); args->fence = submit->fence_id; + queue->last_fence = submit->fence_id; msm_reset_syncobjs(syncobjs_to_reset, args->nr_in_syncobjs); msm_process_post_deps(post_deps, args->nr_out_syncobjs, diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c index 2c46cd968ac4..0f78c2615272 100644 --- a/drivers/gpu/drm/msm/msm_gpu.c +++ b/drivers/gpu/drm/msm/msm_gpu.c @@ -150,7 +150,7 @@ int msm_gpu_hw_init(struct msm_gpu *gpu) { int ret; - WARN_ON(!mutex_is_locked(&gpu->dev->struct_mutex)); + WARN_ON(!mutex_is_locked(&gpu->lock)); if (!gpu->needs_hw_init) return 0; @@ -172,7 +172,7 @@ static void update_fences(struct msm_gpu *gpu, struct msm_ringbuffer *ring, spin_lock_irqsave(&ring->submit_lock, flags); list_for_each_entry(submit, &ring->submits, node) { - if (submit->seqno > fence) + if (fence_after(submit->seqno, fence)) break; msm_update_fence(submit->ring->fctx, @@ -361,7 +361,7 @@ static void recover_worker(struct kthread_work *work) char *comm = NULL, *cmd = NULL; int i; - mutex_lock(&dev->struct_mutex); + mutex_lock(&gpu->lock); DRM_DEV_ERROR(dev->dev, "%s: hangcheck recover!\n", gpu->name); @@ -442,7 +442,7 @@ static void recover_worker(struct kthread_work *work) } } - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); msm_gpu_retire(gpu); } @@ -450,12 +450,11 @@ static void recover_worker(struct kthread_work *work) static void fault_worker(struct kthread_work *work) { struct msm_gpu *gpu = container_of(work, struct msm_gpu, fault_work); - struct drm_device *dev = gpu->dev; struct msm_gem_submit *submit; struct msm_ringbuffer *cur_ring = gpu->funcs->active_ring(gpu); char *comm = NULL, *cmd = NULL; - mutex_lock(&dev->struct_mutex); + mutex_lock(&gpu->lock); submit = find_submit(cur_ring, cur_ring->memptrs->fence + 1); if (submit && submit->fault_dumped) @@ -490,7 +489,7 @@ resume_smmu: memset(&gpu->fault_info, 0, sizeof(gpu->fault_info)); gpu->aspace->mmu->funcs->resume_translation(gpu->aspace->mmu); - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); } static void hangcheck_timer_reset(struct msm_gpu *gpu) @@ -510,7 +509,7 @@ static void hangcheck_handler(struct timer_list *t) if (fence != ring->hangcheck_fence) { /* some progress has been made.. ya! */ ring->hangcheck_fence = fence; - } else if (fence < ring->seqno) { + } else if (fence_before(fence, ring->seqno)) { /* no progress and not done.. hung! */ ring->hangcheck_fence = fence; DRM_DEV_ERROR(dev->dev, "%s: hangcheck detected gpu lockup rb %d!\n", @@ -524,7 +523,7 @@ static void hangcheck_handler(struct timer_list *t) } /* if still more pending work, reset the hangcheck timer: */ - if (ring->seqno > ring->hangcheck_fence) + if (fence_after(ring->seqno, ring->hangcheck_fence)) hangcheck_timer_reset(gpu); /* workaround for missing irq: */ @@ -733,7 +732,7 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) struct msm_ringbuffer *ring = submit->ring; unsigned long flags; - WARN_ON(!mutex_is_locked(&dev->struct_mutex)); + WARN_ON(!mutex_is_locked(&gpu->lock)); pm_runtime_get_sync(&gpu->pdev->dev); @@ -763,7 +762,7 @@ void msm_gpu_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) mutex_unlock(&gpu->active_lock); gpu->funcs->submit(gpu, submit); - priv->lastctx = submit->queue->ctx; + gpu->cur_ctx_seqno = submit->queue->ctx->seqno; hangcheck_timer_reset(gpu); } @@ -848,6 +847,7 @@ int msm_gpu_init(struct drm_device *drm, struct platform_device *pdev, INIT_LIST_HEAD(&gpu->active_list); mutex_init(&gpu->active_lock); + mutex_init(&gpu->lock); kthread_init_work(&gpu->retire_work, retire_worker); kthread_init_work(&gpu->recover_work, recover_worker); kthread_init_work(&gpu->fault_work, fault_worker); diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h index 59cdd00b69d0..445c6bfd4b6b 100644 --- a/drivers/gpu/drm/msm/msm_gpu.h +++ b/drivers/gpu/drm/msm/msm_gpu.h @@ -88,6 +88,21 @@ struct msm_gpu_devfreq { struct devfreq *devfreq; /** + * idle_constraint: + * + * A PM QoS constraint to limit max freq while the GPU is idle. + */ + struct dev_pm_qos_request idle_freq; + + /** + * boost_constraint: + * + * A PM QoS constraint to boost min freq for a period of time + * until the boost expires. + */ + struct dev_pm_qos_request boost_freq; + + /** * busy_cycles: * * Used by implementation of gpu->gpu_busy() to track the last @@ -103,22 +118,19 @@ struct msm_gpu_devfreq { ktime_t idle_time; /** - * idle_freq: + * idle_work: * - * Shadow frequency used while the GPU is idle. From the PoV of - * the devfreq governor, we are continuing to sample busyness and - * adjust frequency while the GPU is idle, but we use this shadow - * value as the GPU is actually clamped to minimum frequency while - * it is inactive. + * Used to delay clamping to idle freq on active->idle transition. */ - unsigned long idle_freq; + struct msm_hrtimer_work idle_work; /** - * idle_work: + * boost_work: * - * Used to delay clamping to idle freq on active->idle transition. + * Used to reset the boost_constraint after the boost period has + * elapsed */ - struct msm_hrtimer_work idle_work; + struct msm_hrtimer_work boost_work; }; struct msm_gpu { @@ -144,6 +156,17 @@ struct msm_gpu { struct msm_ringbuffer *rb[MSM_GPU_MAX_RINGS]; int nr_rings; + /** + * cur_ctx_seqno: + * + * The ctx->seqno value of the last context to submit rendering, + * and the one with current pgtables installed (for generations + * that support per-context pgtables). Tracked by seqno rather + * than pointer value to avoid dangling pointers, and cases where + * a ctx can be freed and a new one created with the same address. + */ + int cur_ctx_seqno; + /* * List of GEM active objects on this gpu. Protected by * msm_drm_private::mm_lock @@ -151,12 +174,22 @@ struct msm_gpu { struct list_head active_list; /** + * lock: + * + * General lock for serializing all the gpu things. + * + * TODO move to per-ring locking where feasible (ie. submit/retire + * path, etc) + */ + struct mutex lock; + + /** * active_submits: * * The number of submitted but not yet retired submits, used to * determine transitions between active and idle. * - * Protected by lock + * Protected by active_lock */ int active_submits; @@ -241,7 +274,7 @@ static inline bool msm_gpu_active(struct msm_gpu *gpu) for (i = 0; i < gpu->nr_rings; i++) { struct msm_ringbuffer *ring = gpu->rb[i]; - if (ring->seqno > ring->memptrs->fence) + if (fence_after(ring->seqno, ring->memptrs->fence)) return true; } @@ -359,6 +392,8 @@ static inline int msm_gpu_convert_priority(struct msm_gpu *gpu, int prio, * @ring_nr: the ringbuffer used by this submitqueue, which is determined * by the submitqueue's priority * @faults: the number of GPU hangs associated with this submitqueue + * @last_fence: the sequence number of the last allocated fence (for error + * checking) * @ctx: the per-drm_file context associated with the submitqueue (ie. * which set of pgtables do submits jobs associated with the * submitqueue use) @@ -374,6 +409,7 @@ struct msm_gpu_submitqueue { u32 flags; u32 ring_nr; int faults; + uint32_t last_fence; struct msm_file_private *ctx; struct list_head node; struct idr fence_idr; @@ -498,6 +534,7 @@ void msm_devfreq_init(struct msm_gpu *gpu); void msm_devfreq_cleanup(struct msm_gpu *gpu); void msm_devfreq_resume(struct msm_gpu *gpu); void msm_devfreq_suspend(struct msm_gpu *gpu); +void msm_devfreq_boost(struct msm_gpu *gpu, unsigned factor); void msm_devfreq_active(struct msm_gpu *gpu); void msm_devfreq_idle(struct msm_gpu *gpu); @@ -534,28 +571,28 @@ static inline struct msm_gpu_state *msm_gpu_crashstate_get(struct msm_gpu *gpu) { struct msm_gpu_state *state = NULL; - mutex_lock(&gpu->dev->struct_mutex); + mutex_lock(&gpu->lock); if (gpu->crashstate) { kref_get(&gpu->crashstate->ref); state = gpu->crashstate; } - mutex_unlock(&gpu->dev->struct_mutex); + mutex_unlock(&gpu->lock); return state; } static inline void msm_gpu_crashstate_put(struct msm_gpu *gpu) { - mutex_lock(&gpu->dev->struct_mutex); + mutex_lock(&gpu->lock); if (gpu->crashstate) { if (gpu->funcs->gpu_state_put(gpu->crashstate)) gpu->crashstate = NULL; } - mutex_unlock(&gpu->dev->struct_mutex); + mutex_unlock(&gpu->lock); } /* diff --git a/drivers/gpu/drm/msm/msm_gpu_devfreq.c b/drivers/gpu/drm/msm/msm_gpu_devfreq.c index 8b7473f69cb8..62405e980925 100644 --- a/drivers/gpu/drm/msm/msm_gpu_devfreq.c +++ b/drivers/gpu/drm/msm/msm_gpu_devfreq.c @@ -9,6 +9,7 @@ #include <linux/devfreq.h> #include <linux/devfreq_cooling.h> +#include <linux/units.h> /* * Power Management: @@ -20,17 +21,11 @@ static int msm_devfreq_target(struct device *dev, unsigned long *freq, struct msm_gpu *gpu = dev_to_gpu(dev); struct dev_pm_opp *opp; - opp = devfreq_recommended_opp(dev, freq, flags); - /* - * If the GPU is idle, devfreq is not aware, so just ignore - * it's requests + * Note that devfreq_recommended_opp() can modify the freq + * to something that actually is in the opp table: */ - if (gpu->devfreq.idle_freq) { - gpu->devfreq.idle_freq = *freq; - return 0; - } - + opp = devfreq_recommended_opp(dev, freq, flags); if (IS_ERR(opp)) return PTR_ERR(opp); @@ -48,9 +43,6 @@ static int msm_devfreq_target(struct device *dev, unsigned long *freq, static unsigned long get_freq(struct msm_gpu *gpu) { - if (gpu->devfreq.idle_freq) - return gpu->devfreq.idle_freq; - if (gpu->funcs->gpu_get_freq) return gpu->funcs->gpu_get_freq(gpu); @@ -88,6 +80,7 @@ static struct devfreq_dev_profile msm_devfreq_profile = { .get_cur_freq = msm_devfreq_get_cur_freq, }; +static void msm_devfreq_boost_work(struct kthread_work *work); static void msm_devfreq_idle_work(struct kthread_work *work); void msm_devfreq_init(struct msm_gpu *gpu) @@ -98,6 +91,12 @@ void msm_devfreq_init(struct msm_gpu *gpu) if (!gpu->funcs->gpu_busy) return; + dev_pm_qos_add_request(&gpu->pdev->dev, &df->idle_freq, + DEV_PM_QOS_MAX_FREQUENCY, + PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE); + dev_pm_qos_add_request(&gpu->pdev->dev, &df->boost_freq, + DEV_PM_QOS_MIN_FREQUENCY, 0); + msm_devfreq_profile.initial_freq = gpu->fast_rate; /* @@ -128,13 +127,19 @@ void msm_devfreq_init(struct msm_gpu *gpu) gpu->cooling = NULL; } + msm_hrtimer_work_init(&df->boost_work, gpu->worker, msm_devfreq_boost_work, + CLOCK_MONOTONIC, HRTIMER_MODE_REL); msm_hrtimer_work_init(&df->idle_work, gpu->worker, msm_devfreq_idle_work, CLOCK_MONOTONIC, HRTIMER_MODE_REL); } void msm_devfreq_cleanup(struct msm_gpu *gpu) { + struct msm_gpu_devfreq *df = &gpu->devfreq; + devfreq_cooling_unregister(gpu->cooling); + dev_pm_qos_remove_request(&df->boost_freq); + dev_pm_qos_remove_request(&df->idle_freq); } void msm_devfreq_resume(struct msm_gpu *gpu) @@ -150,12 +155,40 @@ void msm_devfreq_suspend(struct msm_gpu *gpu) devfreq_suspend_device(gpu->devfreq.devfreq); } +static void msm_devfreq_boost_work(struct kthread_work *work) +{ + struct msm_gpu_devfreq *df = container_of(work, + struct msm_gpu_devfreq, boost_work.work); + + dev_pm_qos_update_request(&df->boost_freq, 0); +} + +void msm_devfreq_boost(struct msm_gpu *gpu, unsigned factor) +{ + struct msm_gpu_devfreq *df = &gpu->devfreq; + uint64_t freq; + + freq = get_freq(gpu); + freq *= factor; + + /* + * A nice little trap is that PM QoS operates in terms of KHz, + * while devfreq operates in terms of Hz: + */ + do_div(freq, HZ_PER_KHZ); + + dev_pm_qos_update_request(&df->boost_freq, freq); + + msm_hrtimer_queue_work(&df->boost_work, + ms_to_ktime(msm_devfreq_profile.polling_ms), + HRTIMER_MODE_REL); +} + void msm_devfreq_active(struct msm_gpu *gpu) { struct msm_gpu_devfreq *df = &gpu->devfreq; struct devfreq_dev_status status; unsigned int idle_time; - unsigned long target_freq = df->idle_freq; if (!df->devfreq) return; @@ -165,12 +198,6 @@ void msm_devfreq_active(struct msm_gpu *gpu) */ hrtimer_cancel(&df->idle_work.timer); - /* - * Hold devfreq lock to synchronize with get_dev_status()/ - * target() callbacks - */ - mutex_lock(&df->devfreq->lock); - idle_time = ktime_to_ms(ktime_sub(ktime_get(), df->idle_time)); /* @@ -178,21 +205,18 @@ void msm_devfreq_active(struct msm_gpu *gpu) * interval, then we won't meet the threshold of busyness for * the governor to ramp up the freq.. so give some boost */ - if (idle_time > msm_devfreq_profile.polling_ms/2) { - target_freq *= 2; + if (idle_time > msm_devfreq_profile.polling_ms) { + msm_devfreq_boost(gpu, 2); } - df->idle_freq = 0; - - msm_devfreq_target(&gpu->pdev->dev, &target_freq, 0); + dev_pm_qos_update_request(&df->idle_freq, + PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE); /* * Reset the polling interval so we aren't inconsistent * about freq vs busy/total cycles */ msm_devfreq_get_dev_status(&gpu->pdev->dev, &status); - - mutex_unlock(&df->devfreq->lock); } @@ -201,32 +225,20 @@ static void msm_devfreq_idle_work(struct kthread_work *work) struct msm_gpu_devfreq *df = container_of(work, struct msm_gpu_devfreq, idle_work.work); struct msm_gpu *gpu = container_of(df, struct msm_gpu, devfreq); - unsigned long idle_freq, target_freq = 0; - - if (!df->devfreq) - return; - - /* - * Hold devfreq lock to synchronize with get_dev_status()/ - * target() callbacks - */ - mutex_lock(&df->devfreq->lock); - - idle_freq = get_freq(gpu); - - if (gpu->clamp_to_idle) - msm_devfreq_target(&gpu->pdev->dev, &target_freq, 0); df->idle_time = ktime_get(); - df->idle_freq = idle_freq; - mutex_unlock(&df->devfreq->lock); + if (gpu->clamp_to_idle) + dev_pm_qos_update_request(&df->idle_freq, 0); } void msm_devfreq_idle(struct msm_gpu *gpu) { struct msm_gpu_devfreq *df = &gpu->devfreq; + if (!df->devfreq) + return; + msm_hrtimer_queue_work(&df->idle_work, ms_to_ktime(1), - HRTIMER_MODE_ABS); + HRTIMER_MODE_REL); } diff --git a/drivers/gpu/drm/msm/msm_kms.h b/drivers/gpu/drm/msm/msm_kms.h index 6a42b819abc4..8b132c8b1513 100644 --- a/drivers/gpu/drm/msm/msm_kms.h +++ b/drivers/gpu/drm/msm/msm_kms.h @@ -198,6 +198,9 @@ struct msm_kms *mdp4_kms_init(struct drm_device *dev); struct msm_kms *mdp5_kms_init(struct drm_device *dev); struct msm_kms *dpu_kms_init(struct drm_device *dev); +extern const struct of_device_id dpu_dt_match[]; +extern const struct of_device_id mdp5_dt_match[]; + struct msm_mdss_funcs { int (*enable)(struct msm_mdss *mdss); int (*disable)(struct msm_mdss *mdss); diff --git a/drivers/gpu/drm/msm/msm_perf.c b/drivers/gpu/drm/msm/msm_perf.c index 3a27153eef08..3d3da79fec2a 100644 --- a/drivers/gpu/drm/msm/msm_perf.c +++ b/drivers/gpu/drm/msm/msm_perf.c @@ -155,9 +155,12 @@ static int perf_open(struct inode *inode, struct file *file) struct msm_gpu *gpu = priv->gpu; int ret = 0; - mutex_lock(&dev->struct_mutex); + if (!gpu) + return -ENODEV; - if (perf->open || !gpu) { + mutex_lock(&gpu->lock); + + if (perf->open) { ret = -EBUSY; goto out; } @@ -171,7 +174,7 @@ static int perf_open(struct inode *inode, struct file *file) perf->next_jiffies = jiffies + SAMPLE_TIME; out: - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); return ret; } diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c index b55398a34fa4..81432ec07012 100644 --- a/drivers/gpu/drm/msm/msm_rd.c +++ b/drivers/gpu/drm/msm/msm_rd.c @@ -86,7 +86,7 @@ struct msm_rd_state { struct msm_gem_submit *submit; /* fifo access is synchronized on the producer side by - * struct_mutex held by submit code (otherwise we could + * gpu->lock held by submit code (otherwise we could * end up w/ cmds logged in different order than they * were executed). And read_lock synchronizes the reads */ @@ -181,9 +181,12 @@ static int rd_open(struct inode *inode, struct file *file) uint32_t gpu_id; int ret = 0; - mutex_lock(&dev->struct_mutex); + if (!gpu) + return -ENODEV; - if (rd->open || !gpu) { + mutex_lock(&gpu->lock); + + if (rd->open) { ret = -EBUSY; goto out; } @@ -200,7 +203,7 @@ static int rd_open(struct inode *inode, struct file *file) rd_write_section(rd, RD_GPU_ID, &gpu_id, sizeof(gpu_id)); out: - mutex_unlock(&dev->struct_mutex); + mutex_unlock(&gpu->lock); return ret; } @@ -340,11 +343,10 @@ out_unlock: msm_gem_unlock(&obj->base); } -/* called under struct_mutex */ +/* called under gpu->lock */ void msm_rd_dump_submit(struct msm_rd_state *rd, struct msm_gem_submit *submit, const char *fmt, ...) { - struct drm_device *dev = submit->dev; struct task_struct *task; char msg[256]; int i, n; @@ -355,7 +357,7 @@ void msm_rd_dump_submit(struct msm_rd_state *rd, struct msm_gem_submit *submit, /* writing into fifo is serialized by caller, and * rd->read_lock is used to serialize the reads */ - WARN_ON(!mutex_is_locked(&dev->struct_mutex)); + WARN_ON(!mutex_is_locked(&submit->gpu->lock)); if (fmt) { va_list args; diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c index 652b1dedd7c1..3bbf574c3bdc 100644 --- a/drivers/gpu/drm/msm/msm_ringbuffer.c +++ b/drivers/gpu/drm/msm/msm_ringbuffer.c @@ -21,11 +21,11 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job) pm_runtime_get_sync(&gpu->pdev->dev); /* TODO move submit path over to using a per-ring lock.. */ - mutex_lock(&gpu->dev->struct_mutex); + mutex_lock(&gpu->lock); msm_gpu_submit(gpu, submit); - mutex_unlock(&gpu->dev->struct_mutex); + mutex_unlock(&gpu->lock); pm_runtime_put(&gpu->pdev->dev); diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 8b2ed4199284..30359e434c3f 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -1784,6 +1784,13 @@ drm_dp_tps3_supported(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) } static inline bool +drm_dp_max_downspread(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) +{ + return dpcd[DP_DPCD_REV] >= 0x11 || + dpcd[DP_MAX_DOWNSPREAD] & DP_MAX_DOWNSPREAD_0_5; +} + +static inline bool drm_dp_tps4_supported(const u8 dpcd[DP_RECEIVER_CAP_SIZE]) { return dpcd[DP_DPCD_REV] >= 0x14 && |