Commit 6bb5c0d7 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/radeon/dpm: add helper to fetch the vrefresh of the current mode 



Needed for DPM on CI.

Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 61fb192a

drivers/gpu/drm/radeon/r600_dpm.c

+18 −0
Original line number Diff line number Diff line
@@ -174,6 +174,24 @@ u32 r600_dpm_get_vblank_time(struct radeon_device *rdev) 
	return vblank_time_us;

}



u32 r600_dpm_get_vrefresh(struct radeon_device *rdev)

{

	struct drm_device *dev = rdev->ddev;

	struct drm_crtc *crtc;

	struct radeon_crtc *radeon_crtc;

	u32 vrefresh = 0;



	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {

		radeon_crtc = to_radeon_crtc(crtc);

		if (crtc->enabled && radeon_crtc->enabled && radeon_crtc->hw_mode.clock) {

			vrefresh = radeon_crtc->hw_mode.vrefresh;

			break;

		}

	}



	return vrefresh;

}



void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,

			    u32 *p, u32 *u)

{

drivers/gpu/drm/radeon/r600_dpm.h

+1 −0
Original line number Diff line number Diff line
@@ -130,6 +130,7 @@ void r600_dpm_print_cap_info(u32 caps); 
void r600_dpm_print_ps_status(struct radeon_device *rdev,

			      struct radeon_ps *rps);

u32 r600_dpm_get_vblank_time(struct radeon_device *rdev);

u32 r600_dpm_get_vrefresh(struct radeon_device *rdev);

bool r600_is_uvd_state(u32 class, u32 class2);

void r600_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,

			    u32 *p, u32 *u);