[PATCH 02/22] drm/radeon/dpm: add new callbacks to get the current sclk/mclk

[Christian König]

Might be a good idea to make that a bit more generic, e.g. add a 
get_current_clk callback and and a type (sclk, mclk, vclk, dclk, etc..) 
enum. But I can live with this approach as well.

Christian.

Am 01.10.2014 um 17:38 schrieb Alex Deucher:
> Needed to to expose the current clocks via the INFO ioctl.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>   drivers/gpu/drm/radeon/radeon.h | 4 ++++
>   1 file changed, 4 insertions(+)
>
> diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
> index 510fe96..9e3dc82 100644
> --- a/drivers/gpu/drm/radeon/radeon.h
> +++ b/drivers/gpu/drm/radeon/radeon.h
> @@ -1935,6 +1935,8 @@ struct radeon_asic {
>   		bool (*vblank_too_short)(struct radeon_device *rdev);
>   		void (*powergate_uvd)(struct radeon_device *rdev, bool gate);
>   		void (*enable_bapm)(struct radeon_device *rdev, bool enable);
> +		u32 (*get_current_sclk)(struct radeon_device *rdev);
> +		u32 (*get_current_mclk)(struct radeon_device *rdev);
>   	} dpm;
>   	/* pageflipping */
>   	struct {
> @@ -2893,6 +2895,8 @@ static inline void radeon_ring_write(struct radeon_ring *ring, uint32_t v)
>   #define radeon_dpm_vblank_too_short(rdev) rdev->asic->dpm.vblank_too_short((rdev))
>   #define radeon_dpm_powergate_uvd(rdev, g) rdev->asic->dpm.powergate_uvd((rdev), (g))
>   #define radeon_dpm_enable_bapm(rdev, e) rdev->asic->dpm.enable_bapm((rdev), (e))
> +#define radeon_dpm_get_current_sclk(rdev) rdev->asic->dpm.get_current_sclk((rdev))
> +#define radeon_dpm_get_current_mclk(rdev) rdev->asic->dpm.get_current_mclk((rdev))
>   
>   /* Common functions */
>   /* AGP */