On Thu 13 Aug 21:41 CDT 2020, Rob Clark wrote:
> From: Rob Clark <robdclark@xxxxxxxxxxxx>
>
> 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@xxxxxxxxxxxx>
> ---
> 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@xxxxxxxxxx>
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
>
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