diff options
| author | Dmitry Baryshkov <dmitry.baryshkov@linaro.org> | 2021-11-04 03:34:28 +0300 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2021-11-28 20:32:03 +0300 |
| commit | 4cef29b64eba5ac9909a072c797199714cdfb3eb (patch) | |
| tree | bd82bfc02e53bbf5ff07f323cd66c45611dd9fa5 /drivers/gpu/drm/msm/disp | |
| parent | 016aa55082c2dd16e438e18e23f8bd8a67f30d84 (diff) | |
| download | linux-4cef29b64eba5ac9909a072c797199714cdfb3eb.tar.xz | |
drm/msm/mdp5: drop vdd regulator
The "vdd" regulator was used by the mdp5 driver only on downstream
kernels, where the GDSC is represented as a regulator. On all current
kernels the MDSS_GDSC is implemented as the power domain, removing the
need for this regulator. Remove it from the mdp5 driver.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211104003428.2205497-1-dmitry.baryshkov@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm/disp')
| -rw-r--r-- | drivers/gpu/drm/msm/disp/mdp5/mdp5_mdss.c | 24 |
1 files changed, 2 insertions, 22 deletions
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; } |