diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_display.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_display.c | 42 |
1 files changed, 39 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c index a41ed40c13fb..257827806aee 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -68,6 +68,36 @@ static void avivo_crtc_load_lut(struct drm_crtc *crtc) WREG32(AVIVO_D1GRPH_LUT_SEL + radeon_crtc->crtc_offset, radeon_crtc->crtc_id); } +static void evergreen_crtc_load_lut(struct drm_crtc *crtc) +{ + struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); + struct drm_device *dev = crtc->dev; + struct radeon_device *rdev = dev->dev_private; + int i; + + DRM_DEBUG("%d\n", radeon_crtc->crtc_id); + WREG32(EVERGREEN_DC_LUT_CONTROL + radeon_crtc->crtc_offset, 0); + + WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0); + WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0); + WREG32(EVERGREEN_DC_LUT_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0); + + WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0xffff); + WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0xffff); + WREG32(EVERGREEN_DC_LUT_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0xffff); + + WREG32(EVERGREEN_DC_LUT_RW_MODE, radeon_crtc->crtc_id); + WREG32(EVERGREEN_DC_LUT_WRITE_EN_MASK, 0x00000007); + + WREG32(EVERGREEN_DC_LUT_RW_INDEX, 0); + for (i = 0; i < 256; i++) { + WREG32(EVERGREEN_DC_LUT_30_COLOR, + (radeon_crtc->lut_r[i] << 20) | + (radeon_crtc->lut_g[i] << 10) | + (radeon_crtc->lut_b[i] << 0)); + } +} + static void legacy_crtc_load_lut(struct drm_crtc *crtc) { struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc); @@ -100,7 +130,9 @@ void radeon_crtc_load_lut(struct drm_crtc *crtc) if (!crtc->enabled) return; - if (ASIC_IS_AVIVO(rdev)) + if (ASIC_IS_DCE4(rdev)) + evergreen_crtc_load_lut(crtc); + else if (ASIC_IS_AVIVO(rdev)) avivo_crtc_load_lut(crtc); else legacy_crtc_load_lut(crtc); @@ -862,8 +894,12 @@ int radeon_modeset_init(struct radeon_device *rdev) if (rdev->flags & RADEON_SINGLE_CRTC) rdev->num_crtc = 1; - else - rdev->num_crtc = 2; + else { + if (ASIC_IS_DCE4(rdev)) + rdev->num_crtc = 6; + else + rdev->num_crtc = 2; + } /* allocate crtcs */ for (i = 0; i < rdev->num_crtc; i++) { |