diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_legacy_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_legacy_crtc.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c index df23d6a01d02..e1e5255396ac 100644 --- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c +++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c @@ -26,7 +26,7 @@ #include <drm/drmP.h> #include <drm/drm_crtc_helper.h> #include <drm/radeon_drm.h> -#include "radeon_fixed.h" +#include <drm/drm_fixed.h> #include "radeon.h" #include "atom.h" @@ -314,6 +314,9 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode) switch (mode) { case DRM_MODE_DPMS_ON: + radeon_crtc->enabled = true; + /* adjust pm to dpms changes BEFORE enabling crtcs */ + radeon_pm_compute_clocks(rdev); if (radeon_crtc->crtc_id) WREG32_P(RADEON_CRTC2_GEN_CNTL, RADEON_CRTC2_EN, ~(RADEON_CRTC2_EN | mask)); else { @@ -335,6 +338,9 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode) RADEON_CRTC_DISP_REQ_EN_B)); WREG32_P(RADEON_CRTC_EXT_CNTL, mask, ~mask); } + radeon_crtc->enabled = false; + /* adjust pm to dpms changes AFTER disabling crtcs */ + radeon_pm_compute_clocks(rdev); break; } } @@ -603,6 +609,10 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod ? RADEON_CRTC2_INTERLACE_EN : 0)); + /* rs4xx chips seem to like to have the crtc enabled when the timing is set */ + if ((rdev->family == CHIP_RS400) || (rdev->family == CHIP_RS480)) + crtc2_gen_cntl |= RADEON_CRTC2_EN; + disp2_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL); disp2_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN; @@ -630,6 +640,10 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod ? RADEON_CRTC_INTERLACE_EN : 0)); + /* rs4xx chips seem to like to have the crtc enabled when the timing is set */ + if ((rdev->family == CHIP_RS400) || (rdev->family == CHIP_RS480)) + crtc_gen_cntl |= RADEON_CRTC_EN; + crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL); crtc_ext_cntl |= (RADEON_XCRT_CNT_EN | RADEON_CRTC_VSYNC_DIS | @@ -958,6 +972,12 @@ static bool radeon_crtc_mode_fixup(struct drm_crtc *crtc, struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + + /* adjust pm to upcoming mode change */ + radeon_pm_compute_clocks(rdev); + if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode)) return false; return true; |