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authorLinus Torvalds <torvalds@linux-foundation.org>2022-03-24 16:19:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-03-24 16:19:43 -0700
commitb14ffae378aa1db993e62b01392e70d1e585fb23 (patch)
tree0ac179d24e8a62ec4c2732ed18d90d83da4b82d7 /drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
parent52deda9551a01879b3562e7b41748e85c591f14c (diff)
parentc6e90a1c660874736bd09c1fec6312b4b4c2ff7b (diff)
Merge tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm
Pull drm updates from Dave Airlie: "Lots of work all over, Intel improving DG2 support, amdkfd CRIU support, msm new hw support, and faster fbdev support. dma-buf: - rename dma-buf-map to iosys-map core: - move buddy allocator to core - add pci/platform init macros - improve EDID parser deep color handling - EDID timing type 7 support - add GPD Win Max quirk - add yes/no helpers to string_helpers - flatten syncobj chains - add nomodeset support to lots of drivers - improve fb-helper clipping support - add default property value interface fbdev: - improve fbdev ops speed ttm: - add a backpointer from ttm bo->ttm resource dp: - move displayport headers - add a dp helper module bridge: - anx7625 atomic support, HDCP support panel: - split out panel-lvds and lvds bindings - find panels in OF subnodes privacy: - add chromeos privacy screen support fb: - hot unplug fw fb on forced removal simpledrm: - request region instead of marking ioresource busy - add panel oreintation property udmabuf: - fix oops with 0 pages amdgpu: - power management code cleanup - Enable freesync video mode by default - RAS code cleanup - Improve VRAM access for debug using SDMA - SR-IOV rework special register access and fixes - profiling power state request ioctl - expose IP discovery via sysfs - Cyan skillfish updates - GC 10.3.7, SDMA 5.2.7, DCN 3.1.6 updates - expose benchmark tests via debugfs - add module param to disable XGMI for testing - GPU reset debugfs register dumping support amdkfd: - CRIU support - SDMA queue fixes radeon: - UVD suspend fix - iMac backlight fix i915: - minimal parallel submission for execlists - DG2-G12 subplatform added - DG2 programming workarounds - DG2 accelerated migration support - flat CCS and CCS engine support for XeHP - initial small BAR support - drop fake LMEM support - ADL-N PCH support - bigjoiner updates - introduce VMA resources and async unbinding - register definitions cleanups - multi-FBC refactoring - DG1 OPROM over SPI support - ADL-N platform enabling - opregion mailbox #5 support - DP MST ESI improvements - drm device based logging - async flip optimisation for DG2 - CPU arch abstraction fixes - improve GuC ADS init to work on aarch64 - tweak TTM LRU priority hint - GuC 69.0.3 support - remove short term execbuf pins nouveau: - higher DP/eDP bitrates - backlight fixes msm: - dpu + dp support for sc8180x - dp support for sm8350 - dpu + dsi support for qcm2290 - 10nm dsi phy tuning support - bridge support for dp encoder - gpu support for additional 7c3 SKUs ingenic: - HDMI support for JZ4780 - aux channel EDID support ast: - AST2600 support - add wide screen support - create DP/DVI connectors omapdrm: - fix implicit dma_buf fencing vc4: - add CSC + full range support - better display firmware handoff panfrost: - add initial dual-core GPU support stm: - new revision support - fb handover support mediatek: - transfer display binding document to yaml format. - add mt8195 display device binding. - allow commands to be sent during video mode. - add wait_for_event for crtc disable by cmdq. tegra: - YUV format support rcar-du: - LVDS support for M3-W+ (R8A77961) exynos: - BGR pixel format for FIMD device" * tag 'drm-next-2022-03-24' of git://anongit.freedesktop.org/drm/drm: (1529 commits) drm/i915/display: Do not re-enable PSR after it was marked as not reliable drm/i915/display: Fix HPD short pulse handling for eDP drm/amdgpu: Use drm_mode_copy() drm/radeon: Use drm_mode_copy() drm/amdgpu: Use ternary operator in `vcn_v1_0_start()` drm/amdgpu: Remove pointless on stack mode copies drm/amd/pm: fix indenting in __smu_cmn_reg_print_error() drm/amdgpu/dc: fix typos in comments drm/amdgpu: fix typos in comments drm/amd/pm: fix typos in comments drm/amdgpu: Add stolen reserved memory for MI25 SRIOV. drm/amdgpu: Merge get_reserved_allocation to get_vbios_allocations. drm/amdkfd: evict svm bo worker handle error drm/amdgpu/vcn: fix vcn ring test failure in igt reload test drm/amdgpu: only allow secure submission on rings which support that drm/amdgpu: fixed the warnings reported by kernel test robot drm/amd/display: 3.2.177 drm/amd/display: [FW Promotion] Release 0.0.108.0 drm/amd/display: Add save/restore PANEL_PWRSEQ_REF_DIV2 drm/amd/display: Wait for hubp read line for Pollock ...
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c151
1 files changed, 149 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
index 07bc0f5047130..a025f080aa6a6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_virt.c
@@ -575,8 +575,10 @@ static int amdgpu_virt_write_vf2pf_data(struct amdgpu_device *adev)
vf2pf_info->driver_cert = 0;
vf2pf_info->os_info.all = 0;
- vf2pf_info->fb_usage = amdgpu_vram_mgr_usage(&adev->mman.vram_mgr) >> 20;
- vf2pf_info->fb_vis_usage = amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr) >> 20;
+ vf2pf_info->fb_usage =
+ ttm_resource_manager_usage(&adev->mman.vram_mgr.manager) >> 20;
+ vf2pf_info->fb_vis_usage =
+ amdgpu_vram_mgr_vis_usage(&adev->mman.vram_mgr) >> 20;
vf2pf_info->fb_size = adev->gmc.real_vram_size >> 20;
vf2pf_info->fb_vis_size = adev->gmc.visible_vram_size >> 20;
@@ -820,3 +822,148 @@ void amdgpu_virt_update_sriov_video_codec(struct amdgpu_device *adev,
}
}
}
+
+static bool amdgpu_virt_get_rlcg_reg_access_flag(struct amdgpu_device *adev,
+ u32 acc_flags, u32 hwip,
+ bool write, u32 *rlcg_flag)
+{
+ bool ret = false;
+
+ switch (hwip) {
+ case GC_HWIP:
+ if (amdgpu_sriov_reg_indirect_gc(adev)) {
+ *rlcg_flag =
+ write ? AMDGPU_RLCG_GC_WRITE : AMDGPU_RLCG_GC_READ;
+ ret = true;
+ /* only in new version, AMDGPU_REGS_NO_KIQ and
+ * AMDGPU_REGS_RLC are enabled simultaneously */
+ } else if ((acc_flags & AMDGPU_REGS_RLC) &&
+ !(acc_flags & AMDGPU_REGS_NO_KIQ) && write) {
+ *rlcg_flag = AMDGPU_RLCG_GC_WRITE_LEGACY;
+ ret = true;
+ }
+ break;
+ case MMHUB_HWIP:
+ if (amdgpu_sriov_reg_indirect_mmhub(adev) &&
+ (acc_flags & AMDGPU_REGS_RLC) && write) {
+ *rlcg_flag = AMDGPU_RLCG_MMHUB_WRITE;
+ ret = true;
+ }
+ break;
+ default:
+ break;
+ }
+ return ret;
+}
+
+static u32 amdgpu_virt_rlcg_reg_rw(struct amdgpu_device *adev, u32 offset, u32 v, u32 flag)
+{
+ struct amdgpu_rlcg_reg_access_ctrl *reg_access_ctrl;
+ uint32_t timeout = 50000;
+ uint32_t i, tmp;
+ uint32_t ret = 0;
+ static void *scratch_reg0;
+ static void *scratch_reg1;
+ static void *scratch_reg2;
+ static void *scratch_reg3;
+ static void *spare_int;
+
+ if (!adev->gfx.rlc.rlcg_reg_access_supported) {
+ dev_err(adev->dev,
+ "indirect registers access through rlcg is not available\n");
+ return 0;
+ }
+
+ reg_access_ctrl = &adev->gfx.rlc.reg_access_ctrl;
+ scratch_reg0 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg0;
+ scratch_reg1 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg1;
+ scratch_reg2 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg2;
+ scratch_reg3 = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->scratch_reg3;
+ if (reg_access_ctrl->spare_int)
+ spare_int = (void __iomem *)adev->rmmio + 4 * reg_access_ctrl->spare_int;
+
+ if (offset == reg_access_ctrl->grbm_cntl) {
+ /* if the target reg offset is grbm_cntl, write to scratch_reg2 */
+ writel(v, scratch_reg2);
+ writel(v, ((void __iomem *)adev->rmmio) + (offset * 4));
+ } else if (offset == reg_access_ctrl->grbm_idx) {
+ /* if the target reg offset is grbm_idx, write to scratch_reg3 */
+ writel(v, scratch_reg3);
+ writel(v, ((void __iomem *)adev->rmmio) + (offset * 4));
+ } else {
+ /*
+ * SCRATCH_REG0 = read/write value
+ * SCRATCH_REG1[30:28] = command
+ * SCRATCH_REG1[19:0] = address in dword
+ * SCRATCH_REG1[26:24] = Error reporting
+ */
+ writel(v, scratch_reg0);
+ writel((offset | flag), scratch_reg1);
+ if (reg_access_ctrl->spare_int)
+ writel(1, spare_int);
+
+ for (i = 0; i < timeout; i++) {
+ tmp = readl(scratch_reg1);
+ if (!(tmp & AMDGPU_RLCG_SCRATCH1_ADDRESS_MASK))
+ break;
+ udelay(10);
+ }
+
+ if (i >= timeout) {
+ if (amdgpu_sriov_rlcg_error_report_enabled(adev)) {
+ if (tmp & AMDGPU_RLCG_VFGATE_DISABLED) {
+ dev_err(adev->dev,
+ "vfgate is disabled, rlcg failed to program reg: 0x%05x\n", offset);
+ } else if (tmp & AMDGPU_RLCG_WRONG_OPERATION_TYPE) {
+ dev_err(adev->dev,
+ "wrong operation type, rlcg failed to program reg: 0x%05x\n", offset);
+ } else if (tmp & AMDGPU_RLCG_REG_NOT_IN_RANGE) {
+ dev_err(adev->dev,
+ "regiser is not in range, rlcg failed to program reg: 0x%05x\n", offset);
+ } else {
+ dev_err(adev->dev,
+ "unknown error type, rlcg failed to program reg: 0x%05x\n", offset);
+ }
+ } else {
+ dev_err(adev->dev,
+ "timeout: rlcg faled to program reg: 0x%05x\n", offset);
+ }
+ }
+ }
+
+ ret = readl(scratch_reg0);
+ return ret;
+}
+
+void amdgpu_sriov_wreg(struct amdgpu_device *adev,
+ u32 offset, u32 value,
+ u32 acc_flags, u32 hwip)
+{
+ u32 rlcg_flag;
+
+ if (!amdgpu_sriov_runtime(adev) &&
+ amdgpu_virt_get_rlcg_reg_access_flag(adev, acc_flags, hwip, true, &rlcg_flag)) {
+ amdgpu_virt_rlcg_reg_rw(adev, offset, value, rlcg_flag);
+ return;
+ }
+
+ if (acc_flags & AMDGPU_REGS_NO_KIQ)
+ WREG32_NO_KIQ(offset, value);
+ else
+ WREG32(offset, value);
+}
+
+u32 amdgpu_sriov_rreg(struct amdgpu_device *adev,
+ u32 offset, u32 acc_flags, u32 hwip)
+{
+ u32 rlcg_flag;
+
+ if (!amdgpu_sriov_runtime(adev) &&
+ amdgpu_virt_get_rlcg_reg_access_flag(adev, acc_flags, hwip, false, &rlcg_flag))
+ return amdgpu_virt_rlcg_reg_rw(adev, offset, 0, rlcg_flag);
+
+ if (acc_flags & AMDGPU_REGS_NO_KIQ)
+ return RREG32_NO_KIQ(offset);
+ else
+ return RREG32(offset);
+}