diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2013-03-21 18:38:49 +0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2013-06-28 03:16:36 +0400 |
| commit | 7178d2a6420eef845de3e5e30178146e6bd21e44 (patch) | |
| tree | d3121de5d38e7149a244fc9a64bd411e4ace7929 /drivers | |
| parent | a5cb318e3f89ec6e28e47addfa6c1647b74f9824 (diff) | |
| download | linux-7178d2a6420eef845de3e5e30178146e6bd21e44.tar.xz | |
drm/radeon/dpm: save some display parameters for DPM
Required for SI.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_mode.h | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/si.c | 4 |
3 files changed, 12 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 10ccd879df06..0de5b74f0287 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2267,6 +2267,10 @@ static void evergreen_program_watermarks(struct radeon_device *rdev, WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); + /* save values for DPM */ + radeon_crtc->line_time = line_time; + radeon_crtc->wm_high = latency_watermark_a; + radeon_crtc->wm_low = latency_watermark_b; } /** diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h index 7cc13ba8cdc7..0a4b50fa9c59 100644 --- a/drivers/gpu/drm/radeon/radeon_mode.h +++ b/drivers/gpu/drm/radeon/radeon_mode.h @@ -331,6 +331,10 @@ struct radeon_crtc { u32 pll_flags; struct drm_encoder *encoder; struct drm_connector *connector; + /* for dpm */ + u32 line_time; + u32 wm_low; + u32 wm_high; }; struct radeon_encoder_primary_dac { diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c index 6c5cbe0e80b9..660781b3d6d9 100644 --- a/drivers/gpu/drm/radeon/si.c +++ b/drivers/gpu/drm/radeon/si.c @@ -2166,6 +2166,10 @@ static void dce6_program_watermarks(struct radeon_device *rdev, WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt); WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt); + /* save values for DPM */ + radeon_crtc->line_time = line_time; + radeon_crtc->wm_high = latency_watermark_a; + radeon_crtc->wm_low = latency_watermark_b; } void dce6_bandwidth_update(struct radeon_device *rdev) |