Several drivers cast a struct device pointer to a struct
platform_device pointer only to then call platform_get_drvdata().
To improve readability, these constructs can be simplified
by using dev_get_drvdata() directly.
Signed-off-by: Fuqian Huang <huangfq.dax...@gmail.com>
---
Changes in v2:
- Make the commit message more clearly.
drivers/gpu/drm/msm/adreno/adreno_device.c | 6 ++----
drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 13 +++++--------
drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c | 6 ++----
drivers/gpu/drm/msm/dsi/dsi_host.c | 6 ++----
drivers/gpu/drm/msm/msm_drv.c | 3 +--
drivers/gpu/drm/msm/msm_gpu.c | 6 +++---
6 files changed, 15 insertions(+), 25 deletions(-)
diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c
b/drivers/gpu/drm/msm/adreno/adreno_device.c
index b3deb346a42b..fafd00d2574a 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -403,16 +403,14 @@ static const struct of_device_id dt_match[] = {
#ifdef CONFIG_PM
static int adreno_resume(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct msm_gpu *gpu = platform_get_drvdata(pdev);
+ struct msm_gpu *gpu = dev_get_drvdata(dev);
return gpu->funcs->pm_resume(gpu);
}
static int adreno_suspend(struct device *dev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct msm_gpu *gpu = platform_get_drvdata(pdev);
+ struct msm_gpu *gpu = dev_get_drvdata(dev);
return gpu->funcs->pm_suspend(gpu);
}
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
index ae885e5dd07d..6c6f8ca9380f 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c
@@ -1025,16 +1025,15 @@ 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 = {
@@ -1056,8 +1055,7 @@ static int dpu_dev_remove(struct platform_device *pdev)
static int __maybe_unused dpu_runtime_suspend(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_device *ddev;
struct dss_module_power *mp = &dpu_kms->mp;
@@ -1077,8 +1075,7 @@ 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 901009e1f219..25d1ebb32e73 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_kms.c
@@ -1052,8 +1052,7 @@ 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("");
@@ -1062,8 +1061,7 @@ 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/dsi/dsi_host.c
b/drivers/gpu/drm/msm/dsi/dsi_host.c
index dbf490176c2c..882f13725819 100644
--- a/drivers/gpu/drm/msm/dsi/dsi_host.c
+++ b/drivers/gpu/drm/msm/dsi/dsi_host.c
@@ -477,8 +477,7 @@ 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);
@@ -492,8 +491,7 @@ 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 f38d7367bd3b..0d9e46561609 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -241,8 +241,7 @@ 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;
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index b2a8411c2d84..ebbc6dff2cde 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -24,7 +24,7 @@
static int msm_devfreq_target(struct device *dev, unsigned long *freq,
u32 flags)
{
- struct msm_gpu *gpu = platform_get_drvdata(to_platform_device(dev));
+ struct msm_gpu *gpu = dev_get_drvdata(dev);
struct dev_pm_opp *opp;
opp = devfreq_recommended_opp(dev, freq, flags);
@@ -45,7 +45,7 @@ static int msm_devfreq_target(struct device *dev, unsigned
long *freq,
static int msm_devfreq_get_dev_status(struct device *dev,
struct devfreq_dev_status *status)
{
- struct msm_gpu *gpu = platform_get_drvdata(to_platform_device(dev));
+ struct msm_gpu *gpu = dev_get_drvdata(dev);
ktime_t time;
if (gpu->funcs->gpu_get_freq)
@@ -64,7 +64,7 @@ static int msm_devfreq_get_dev_status(struct device *dev,
static int msm_devfreq_get_cur_freq(struct device *dev, unsigned long *freq)
{
- struct msm_gpu *gpu = platform_get_drvdata(to_platform_device(dev));
+ struct msm_gpu *gpu = dev_get_drvdata(dev);
if (gpu->funcs->gpu_get_freq)
*freq = gpu->funcs->gpu_get_freq(gpu);
--
2.11.0
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