[PATCH 4/9] drm/msm: simplify getting .driver_data

From: Wolfram Sang
Date: Mon Sep 20 2021 - 05:11:54 EST


We should get 'driver_data' from 'struct device' directly. Going via
platform_device is an unneeded step back and forth.

Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---

Build tested only. buildbot is happy.

drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 13 +++++--------
drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 6 ++----
drivers/gpu/drm/msm/dp/dp_display.c | 6 ++----
drivers/gpu/drm/msm/dsi/dsi_host.c | 6 ++----
drivers/gpu/drm/msm/msm_drv.c | 3 +--
5 files changed, 12 insertions(+), 22 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index ae48f41821cf..32410bd299e7 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1185,16 +1185,15 @@ static int dpu_bind(struct device *dev, struct device *master, void *data)

static void dpu_unbind(struct device *dev, struct device *master, void *data)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
+ struct dpu_kms *dpu_kms = dev_get_drvdata(dev);
struct dss_module_power *mp = &dpu_kms->mp;

msm_dss_put_clk(mp->clk_config, mp->num_clk);
- devm_kfree(&pdev->dev, mp->clk_config);
+ devm_kfree(dev, mp->clk_config);
mp->num_clk = 0;

if (dpu_kms->rpm_enabled)
- pm_runtime_disable(&pdev->dev);
+ pm_runtime_disable(dev);
}

static const struct component_ops dpu_ops = {
@@ -1216,8 +1215,7 @@ static int dpu_dev_remove(struct platform_device *pdev)
static int __maybe_unused dpu_runtime_suspend(struct device *dev)
{
int i, rc = -1;
- struct platform_device *pdev = to_platform_device(dev);
- struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
+ struct dpu_kms *dpu_kms = dev_get_drvdata(dev);
struct dss_module_power *mp = &dpu_kms->mp;

/* Drop the performance state vote */
@@ -1235,8 +1233,7 @@ static int __maybe_unused dpu_runtime_suspend(struct device *dev)
static int __maybe_unused dpu_runtime_resume(struct device *dev)
{
int rc = -1;
- struct platform_device *pdev = to_platform_device(dev);
- struct dpu_kms *dpu_kms = platform_get_drvdata(pdev);
+ struct dpu_kms *dpu_kms = dev_get_drvdata(dev);
struct drm_encoder *encoder;
struct drm_device *ddev;
struct dss_module_power *mp = &dpu_kms->mp;
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
index b3b42672b2d4..3db9d1603dfe 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -1015,8 +1015,7 @@ static int mdp5_dev_remove(struct platform_device *pdev)

static __maybe_unused int mdp5_runtime_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct mdp5_kms *mdp5_kms = platform_get_drvdata(pdev);
+ struct mdp5_kms *mdp5_kms = dev_get_drvdata(dev);

DBG("");

@@ -1025,8 +1024,7 @@ static __maybe_unused int mdp5_runtime_suspend(struct device *dev)

static __maybe_unused int mdp5_runtime_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct mdp5_kms *mdp5_kms = platform_get_drvdata(pdev);
+ struct mdp5_kms *mdp5_kms = dev_get_drvdata(dev);

DBG("");

diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index fbe4c2cd52a3..a58fccacc874 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -1272,8 +1272,7 @@ static int dp_display_remove(struct platform_device *pdev)

static int dp_pm_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct msm_dp *dp_display = platform_get_drvdata(pdev);
+ struct msm_dp *dp_display = dev_get_drvdata(dev);
struct dp_display_private *dp;
int sink_count = 0;

@@ -1329,8 +1328,7 @@ static int dp_pm_resume(struct device *dev)

static int dp_pm_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct msm_dp *dp_display = platform_get_drvdata(pdev);
+ struct msm_dp *dp_display = dev_get_drvdata(dev);
struct dp_display_private *dp;

dp = container_of(dp_display, struct dp_display_private, dp_display);
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c
index e269df285136..d27db5777f2c 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -470,8 +470,7 @@ static void dsi_bus_clk_disable(struct msm_dsi_host *msm_host)

int msm_dsi_runtime_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct msm_dsi *msm_dsi = platform_get_drvdata(pdev);
+ struct msm_dsi *msm_dsi = dev_get_drvdata(dev);
struct mipi_dsi_host *host = msm_dsi->host;
struct msm_dsi_host *msm_host = to_msm_dsi_host(host);

@@ -485,8 +484,7 @@ int msm_dsi_runtime_suspend(struct device *dev)

int msm_dsi_runtime_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct msm_dsi *msm_dsi = platform_get_drvdata(pdev);
+ struct msm_dsi *msm_dsi = dev_get_drvdata(dev);
struct mipi_dsi_host *host = msm_dsi->host;
struct msm_dsi_host *msm_host = to_msm_dsi_host(host);

diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 2e6fc185e54d..ede3d8b43761 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -309,8 +309,7 @@ static int vblank_ctrl_queue_work(struct msm_drm_private *priv,

static int msm_drm_uninit(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct drm_device *ddev = platform_get_drvdata(pdev);
+ struct drm_device *ddev = dev_get_drvdata(dev);
struct msm_drm_private *priv = ddev->dev_private;
struct msm_kms *kms = priv->kms;
struct msm_mdss *mdss = priv->mdss;
--
2.30.2