[06/19] drm/msm/gpu: add dev_to_gpu() helper
diff mbox series

Message ID 20200814024114.1177553-7-robdclark@gmail.com
State New
Headers show
Series
  • iommu/arm-smmu: Add Adreno SMMU specific implementation
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Commit Message

Rob Clark Aug. 14, 2020, 2:41 a.m. UTC
From: Rob Clark <robdclark@chromium.org>

In a later patch, the drvdata will not directly be 'struct msm_gpu *',
so add a helper to reduce the churn.

Signed-off-by: Rob Clark <robdclark@chromium.org>
---
 drivers/gpu/drm/msm/adreno/adreno_device.c | 10 ++++------
 drivers/gpu/drm/msm/msm_gpu.c              |  6 +++---
 drivers/gpu/drm/msm/msm_gpu.h              |  5 +++++
 3 files changed, 12 insertions(+), 9 deletions(-)

Comments

Jordan Crouse Aug. 17, 2020, 4:53 p.m. UTC | #1
On Thu, Aug 13, 2020 at 07:41:01PM -0700, Rob Clark wrote:
> From: Rob Clark <robdclark@chromium.org>
> 
> In a later patch, the drvdata will not directly be 'struct msm_gpu *',
> so add a helper to reduce the churn.
> 
Reviewed-by: Jordan Crouse <jcrouse@codeaurora.org>

> Signed-off-by: Rob Clark <robdclark@chromium.org>
> ---
>  drivers/gpu/drm/msm/adreno/adreno_device.c | 10 ++++------
>  drivers/gpu/drm/msm/msm_gpu.c              |  6 +++---
>  drivers/gpu/drm/msm/msm_gpu.h              |  5 +++++
>  3 files changed, 12 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> index 9eeb46bf2a5d..26664e1b30c0 100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> @@ -282,7 +282,7 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev)
>  	int ret;
>  
>  	if (pdev)
> -		gpu = platform_get_drvdata(pdev);
> +		gpu = dev_to_gpu(&pdev->dev);
>  
>  	if (!gpu) {
>  		dev_err_once(dev->dev, "no GPU device was found\n");
> @@ -425,7 +425,7 @@ static int adreno_bind(struct device *dev, struct device *master, void *data)
>  static void adreno_unbind(struct device *dev, struct device *master,
>  		void *data)
>  {
> -	struct msm_gpu *gpu = dev_get_drvdata(dev);
> +	struct msm_gpu *gpu = dev_to_gpu(dev);
>  
>  	pm_runtime_force_suspend(dev);
>  	gpu->funcs->destroy(gpu);
> @@ -490,16 +490,14 @@ 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_to_gpu(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_to_gpu(dev);
>  
>  	return gpu->funcs->pm_suspend(gpu);
>  }
> diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
> index d5645472b25d..6aa9e04e52e7 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_to_gpu(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_to_gpu(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_to_gpu(dev);
>  
>  	if (gpu->funcs->gpu_get_freq)
>  		*freq = gpu->funcs->gpu_get_freq(gpu);
> diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
> index 0db117a7339b..8bda7beaed4b 100644
> --- a/drivers/gpu/drm/msm/msm_gpu.h
> +++ b/drivers/gpu/drm/msm/msm_gpu.h
> @@ -141,6 +141,11 @@ struct msm_gpu {
>  	struct msm_gpu_state *crashstate;
>  };
>  
> +static inline struct msm_gpu *dev_to_gpu(struct device *dev)
> +{
> +	return dev_get_drvdata(dev);
> +}
> +
>  /* It turns out that all targets use the same ringbuffer size */
>  #define MSM_GPU_RINGBUFFER_SZ SZ_32K
>  #define MSM_GPU_RINGBUFFER_BLKSIZE 32
> -- 
> 2.26.2
> 
> _______________________________________________
> Freedreno mailing list
> Freedreno@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/freedreno
Bjorn Andersson Sept. 1, 2020, 4:32 a.m. UTC | #2
On Thu 13 Aug 21:41 CDT 2020, Rob Clark wrote:

> From: Rob Clark <robdclark@chromium.org>
> 
> In a later patch, the drvdata will not directly be 'struct msm_gpu *',
> so add a helper to reduce the churn.
> 
> Signed-off-by: Rob Clark <robdclark@chromium.org>
> ---
>  drivers/gpu/drm/msm/adreno/adreno_device.c | 10 ++++------
>  drivers/gpu/drm/msm/msm_gpu.c              |  6 +++---
>  drivers/gpu/drm/msm/msm_gpu.h              |  5 +++++
>  3 files changed, 12 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> index 9eeb46bf2a5d..26664e1b30c0 100644
> --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> @@ -282,7 +282,7 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev)
>  	int ret;
>  
>  	if (pdev)
> -		gpu = platform_get_drvdata(pdev);
> +		gpu = dev_to_gpu(&pdev->dev);
>  
>  	if (!gpu) {
>  		dev_err_once(dev->dev, "no GPU device was found\n");
> @@ -425,7 +425,7 @@ static int adreno_bind(struct device *dev, struct device *master, void *data)
>  static void adreno_unbind(struct device *dev, struct device *master,
>  		void *data)
>  {
> -	struct msm_gpu *gpu = dev_get_drvdata(dev);
> +	struct msm_gpu *gpu = dev_to_gpu(dev);
>  
>  	pm_runtime_force_suspend(dev);
>  	gpu->funcs->destroy(gpu);
> @@ -490,16 +490,14 @@ 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_to_gpu(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_to_gpu(dev);
>  
>  	return gpu->funcs->pm_suspend(gpu);
>  }
> diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
> index d5645472b25d..6aa9e04e52e7 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_to_gpu(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_to_gpu(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_to_gpu(dev);
>  
>  	if (gpu->funcs->gpu_get_freq)
>  		*freq = gpu->funcs->gpu_get_freq(gpu);
> diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
> index 0db117a7339b..8bda7beaed4b 100644
> --- a/drivers/gpu/drm/msm/msm_gpu.h
> +++ b/drivers/gpu/drm/msm/msm_gpu.h
> @@ -141,6 +141,11 @@ struct msm_gpu {
>  	struct msm_gpu_state *crashstate;
>  };
>  
> +static inline struct msm_gpu *dev_to_gpu(struct device *dev)

That's a fairly generic name for a driver-global helper :)

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Regards,
Bjorn

> +{
> +	return dev_get_drvdata(dev);
> +}
> +
>  /* It turns out that all targets use the same ringbuffer size */
>  #define MSM_GPU_RINGBUFFER_SZ SZ_32K
>  #define MSM_GPU_RINGBUFFER_BLKSIZE 32
> -- 
> 2.26.2
>
Rob Clark Sept. 1, 2020, 3:53 p.m. UTC | #3
On Mon, Aug 31, 2020 at 9:32 PM Bjorn Andersson
<bjorn.andersson@linaro.org> wrote:
>
> On Thu 13 Aug 21:41 CDT 2020, Rob Clark wrote:
>
> > From: Rob Clark <robdclark@chromium.org>
> >
> > In a later patch, the drvdata will not directly be 'struct msm_gpu *',
> > so add a helper to reduce the churn.
> >
> > Signed-off-by: Rob Clark <robdclark@chromium.org>
> > ---
> >  drivers/gpu/drm/msm/adreno/adreno_device.c | 10 ++++------
> >  drivers/gpu/drm/msm/msm_gpu.c              |  6 +++---
> >  drivers/gpu/drm/msm/msm_gpu.h              |  5 +++++
> >  3 files changed, 12 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > index 9eeb46bf2a5d..26664e1b30c0 100644
> > --- a/drivers/gpu/drm/msm/adreno/adreno_device.c
> > +++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
> > @@ -282,7 +282,7 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev)
> >       int ret;
> >
> >       if (pdev)
> > -             gpu = platform_get_drvdata(pdev);
> > +             gpu = dev_to_gpu(&pdev->dev);
> >
> >       if (!gpu) {
> >               dev_err_once(dev->dev, "no GPU device was found\n");
> > @@ -425,7 +425,7 @@ static int adreno_bind(struct device *dev, struct device *master, void *data)
> >  static void adreno_unbind(struct device *dev, struct device *master,
> >               void *data)
> >  {
> > -     struct msm_gpu *gpu = dev_get_drvdata(dev);
> > +     struct msm_gpu *gpu = dev_to_gpu(dev);
> >
> >       pm_runtime_force_suspend(dev);
> >       gpu->funcs->destroy(gpu);
> > @@ -490,16 +490,14 @@ 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_to_gpu(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_to_gpu(dev);
> >
> >       return gpu->funcs->pm_suspend(gpu);
> >  }
> > diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
> > index d5645472b25d..6aa9e04e52e7 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_to_gpu(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_to_gpu(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_to_gpu(dev);
> >
> >       if (gpu->funcs->gpu_get_freq)
> >               *freq = gpu->funcs->gpu_get_freq(gpu);
> > diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
> > index 0db117a7339b..8bda7beaed4b 100644
> > --- a/drivers/gpu/drm/msm/msm_gpu.h
> > +++ b/drivers/gpu/drm/msm/msm_gpu.h
> > @@ -141,6 +141,11 @@ struct msm_gpu {
> >       struct msm_gpu_state *crashstate;
> >  };
> >
> > +static inline struct msm_gpu *dev_to_gpu(struct device *dev)
>
> That's a fairly generic name for a driver-global helper :)

tbf, it is only global to the gpu part of the driver..

thanks for the review

BR,
-R

> Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
>
> Regards,
> Bjorn
>
> > +{
> > +     return dev_get_drvdata(dev);
> > +}
> > +
> >  /* It turns out that all targets use the same ringbuffer size */
> >  #define MSM_GPU_RINGBUFFER_SZ SZ_32K
> >  #define MSM_GPU_RINGBUFFER_BLKSIZE 32
> > --
> > 2.26.2
> >

Patch
diff mbox series

diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
index 9eeb46bf2a5d..26664e1b30c0 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -282,7 +282,7 @@  struct msm_gpu *adreno_load_gpu(struct drm_device *dev)
 	int ret;
 
 	if (pdev)
-		gpu = platform_get_drvdata(pdev);
+		gpu = dev_to_gpu(&pdev->dev);
 
 	if (!gpu) {
 		dev_err_once(dev->dev, "no GPU device was found\n");
@@ -425,7 +425,7 @@  static int adreno_bind(struct device *dev, struct device *master, void *data)
 static void adreno_unbind(struct device *dev, struct device *master,
 		void *data)
 {
-	struct msm_gpu *gpu = dev_get_drvdata(dev);
+	struct msm_gpu *gpu = dev_to_gpu(dev);
 
 	pm_runtime_force_suspend(dev);
 	gpu->funcs->destroy(gpu);
@@ -490,16 +490,14 @@  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_to_gpu(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_to_gpu(dev);
 
 	return gpu->funcs->pm_suspend(gpu);
 }
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index d5645472b25d..6aa9e04e52e7 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_to_gpu(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_to_gpu(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_to_gpu(dev);
 
 	if (gpu->funcs->gpu_get_freq)
 		*freq = gpu->funcs->gpu_get_freq(gpu);
diff --git a/drivers/gpu/drm/msm/msm_gpu.h b/drivers/gpu/drm/msm/msm_gpu.h
index 0db117a7339b..8bda7beaed4b 100644
--- a/drivers/gpu/drm/msm/msm_gpu.h
+++ b/drivers/gpu/drm/msm/msm_gpu.h
@@ -141,6 +141,11 @@  struct msm_gpu {
 	struct msm_gpu_state *crashstate;
 };
 
+static inline struct msm_gpu *dev_to_gpu(struct device *dev)
+{
+	return dev_get_drvdata(dev);
+}
+
 /* It turns out that all targets use the same ringbuffer size */
 #define MSM_GPU_RINGBUFFER_SZ SZ_32K
 #define MSM_GPU_RINGBUFFER_BLKSIZE 32