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path: root/drivers/gpu/drm/msm/disp/mdp4
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Diffstat (limited to 'drivers/gpu/drm/msm/disp/mdp4')
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c29
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h2
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c2
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c47
4 files changed, 33 insertions, 47 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
index 0952c7f18abd..809ca191e9de 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
@@ -391,11 +391,9 @@ static void read_mdp_hw_revision(struct mdp4_kms *mdp4_kms,
static int mdp4_kms_init(struct drm_device *dev)
{
- struct platform_device *pdev = to_platform_device(dev->dev);
struct msm_drm_private *priv = dev->dev_private;
struct mdp4_kms *mdp4_kms = to_mdp4_kms(to_mdp_kms(priv->kms));
struct msm_kms *kms = NULL;
- struct msm_mmu *mmu;
struct drm_gpuvm *vm;
int ret;
u32 major, minor;
@@ -458,29 +456,14 @@ static int mdp4_kms_init(struct drm_device *dev)
mdp4_disable(mdp4_kms);
mdelay(16);
- mmu = msm_iommu_new(&pdev->dev, 0);
- if (IS_ERR(mmu)) {
- ret = PTR_ERR(mmu);
+ vm = msm_kms_init_vm(mdp4_kms->dev, NULL);
+ if (IS_ERR(vm)) {
+ ret = PTR_ERR(vm);
goto fail;
- } else if (!mmu) {
- DRM_DEV_INFO(dev->dev, "no iommu, fallback to phys "
- "contig buffers for scanout\n");
- vm = NULL;
- } else {
- vm = msm_gem_vm_create(dev, mmu, "mdp4",
- 0x1000, 0x100000000 - 0x1000,
- true);
-
- if (IS_ERR(vm)) {
- if (!IS_ERR(mmu))
- mmu->funcs->destroy(mmu);
- ret = PTR_ERR(vm);
- goto fail;
- }
-
- kms->vm = vm;
}
+ kms->vm = vm;
+
ret = modeset_init(mdp4_kms);
if (ret) {
DRM_DEV_ERROR(dev->dev, "modeset_init failed: %d\n", ret);
@@ -529,7 +512,7 @@ static int mdp4_probe(struct platform_device *pdev)
mdp4_kms = devm_kzalloc(dev, sizeof(*mdp4_kms), GFP_KERNEL);
if (!mdp4_kms)
- return dev_err_probe(dev, -ENOMEM, "failed to allocate kms\n");
+ return -ENOMEM;
mdp4_kms->mmio = msm_ioremap(pdev, NULL);
if (IS_ERR(mdp4_kms->mmio))
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h
index fb348583dc84..06458d4ee48c 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.h
@@ -202,6 +202,6 @@ static inline struct drm_encoder *mdp4_dsi_encoder_init(struct drm_device *dev)
}
#endif
-struct clk *mpd4_get_lcdc_clock(struct drm_device *dev);
+struct clk *mdp4_get_lcdc_clock(struct drm_device *dev);
#endif /* __MDP4_KMS_H__ */
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c
index 06a307c1272d..1051873057f6 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lcdc_encoder.c
@@ -375,7 +375,7 @@ struct drm_encoder *mdp4_lcdc_encoder_init(struct drm_device *dev)
drm_encoder_helper_add(encoder, &mdp4_lcdc_encoder_helper_funcs);
- mdp4_lcdc_encoder->lcdc_clk = mpd4_get_lcdc_clock(dev);
+ mdp4_lcdc_encoder->lcdc_clk = mdp4_get_lcdc_clock(dev);
if (IS_ERR(mdp4_lcdc_encoder->lcdc_clk)) {
DRM_DEV_ERROR(dev->dev, "failed to get lvds_clk\n");
return ERR_CAST(mdp4_lcdc_encoder->lcdc_clk);
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c
index fa2c29470510..04c49bf3d854 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_lvds_pll.c
@@ -54,7 +54,7 @@ static const struct pll_rate *find_rate(unsigned long rate)
return &freqtbl[i-1];
}
-static int mpd4_lvds_pll_enable(struct clk_hw *hw)
+static int mdp4_lvds_pll_enable(struct clk_hw *hw)
{
struct mdp4_lvds_pll *lvds_pll = to_mdp4_lvds_pll(hw);
struct mdp4_kms *mdp4_kms = get_kms(lvds_pll);
@@ -80,7 +80,7 @@ static int mpd4_lvds_pll_enable(struct clk_hw *hw)
return 0;
}
-static void mpd4_lvds_pll_disable(struct clk_hw *hw)
+static void mdp4_lvds_pll_disable(struct clk_hw *hw)
{
struct mdp4_lvds_pll *lvds_pll = to_mdp4_lvds_pll(hw);
struct mdp4_kms *mdp4_kms = get_kms(lvds_pll);
@@ -91,21 +91,24 @@ static void mpd4_lvds_pll_disable(struct clk_hw *hw)
mdp4_write(mdp4_kms, REG_MDP4_LVDS_PHY_PLL_CTRL_0, 0x0);
}
-static unsigned long mpd4_lvds_pll_recalc_rate(struct clk_hw *hw,
+static unsigned long mdp4_lvds_pll_recalc_rate(struct clk_hw *hw,
unsigned long parent_rate)
{
struct mdp4_lvds_pll *lvds_pll = to_mdp4_lvds_pll(hw);
return lvds_pll->pixclk;
}
-static long mpd4_lvds_pll_round_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long *parent_rate)
+static int mdp4_lvds_pll_determine_rate(struct clk_hw *hw,
+ struct clk_rate_request *req)
{
- const struct pll_rate *pll_rate = find_rate(rate);
- return pll_rate->rate;
+ const struct pll_rate *pll_rate = find_rate(req->rate);
+
+ req->rate = pll_rate->rate;
+
+ return 0;
}
-static int mpd4_lvds_pll_set_rate(struct clk_hw *hw, unsigned long rate,
+static int mdp4_lvds_pll_set_rate(struct clk_hw *hw, unsigned long rate,
unsigned long parent_rate)
{
struct mdp4_lvds_pll *lvds_pll = to_mdp4_lvds_pll(hw);
@@ -114,26 +117,26 @@ static int mpd4_lvds_pll_set_rate(struct clk_hw *hw, unsigned long rate,
}
-static const struct clk_ops mpd4_lvds_pll_ops = {
- .enable = mpd4_lvds_pll_enable,
- .disable = mpd4_lvds_pll_disable,
- .recalc_rate = mpd4_lvds_pll_recalc_rate,
- .round_rate = mpd4_lvds_pll_round_rate,
- .set_rate = mpd4_lvds_pll_set_rate,
+static const struct clk_ops mdp4_lvds_pll_ops = {
+ .enable = mdp4_lvds_pll_enable,
+ .disable = mdp4_lvds_pll_disable,
+ .recalc_rate = mdp4_lvds_pll_recalc_rate,
+ .determine_rate = mdp4_lvds_pll_determine_rate,
+ .set_rate = mdp4_lvds_pll_set_rate,
};
-static const struct clk_parent_data mpd4_lvds_pll_parents[] = {
+static const struct clk_parent_data mdp4_lvds_pll_parents[] = {
{ .fw_name = "pxo", .name = "pxo", },
};
static struct clk_init_data pll_init = {
- .name = "mpd4_lvds_pll",
- .ops = &mpd4_lvds_pll_ops,
- .parent_data = mpd4_lvds_pll_parents,
- .num_parents = ARRAY_SIZE(mpd4_lvds_pll_parents),
+ .name = "mdp4_lvds_pll",
+ .ops = &mdp4_lvds_pll_ops,
+ .parent_data = mdp4_lvds_pll_parents,
+ .num_parents = ARRAY_SIZE(mdp4_lvds_pll_parents),
};
-static struct clk_hw *mpd4_lvds_pll_init(struct drm_device *dev)
+static struct clk_hw *mdp4_lvds_pll_init(struct drm_device *dev)
{
struct mdp4_lvds_pll *lvds_pll;
int ret;
@@ -156,14 +159,14 @@ static struct clk_hw *mpd4_lvds_pll_init(struct drm_device *dev)
return &lvds_pll->pll_hw;
}
-struct clk *mpd4_get_lcdc_clock(struct drm_device *dev)
+struct clk *mdp4_get_lcdc_clock(struct drm_device *dev)
{
struct clk_hw *hw;
struct clk *clk;
/* TODO: do we need different pll in other cases? */
- hw = mpd4_lvds_pll_init(dev);
+ hw = mdp4_lvds_pll_init(dev);
if (IS_ERR(hw)) {
DRM_DEV_ERROR(dev->dev, "failed to register LVDS PLL\n");
return ERR_CAST(hw);
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-06 03:34:59 +0000