diff options
Diffstat (limited to 'patches/drm-intel-lvds.patch')
-rw-r--r-- | patches/drm-intel-lvds.patch | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/patches/drm-intel-lvds.patch b/patches/drm-intel-lvds.patch new file mode 100644 index 0000000..8960e7f --- /dev/null +++ b/patches/drm-intel-lvds.patch @@ -0,0 +1,50 @@ +commit 2b5cde2b272f56ec67b56a2af8c067d42eff7328 +Author: Li Peng <peng.li@intel.com> +Date: Fri Mar 13 10:25:07 2009 +0800 + + drm/i915: Fix LVDS dither setting + + Update bdb_lvds_options structure according to its defination in + 2D driver. Then we can parse and set 'lvds_dither' bit correctly + on non-965 chips. + + Signed-off-by: Li Peng <peng.li@intel.com> + Signed-off-by: Eric Anholt <eric@anholt.net> + +diff --git a/drivers/gpu/drm/i915/intel_bios.h b/drivers/gpu/drm/i915/intel_bios.h +index 5ea715a..de621aa 100644 +--- a/drivers/gpu/drm/i915/intel_bios.h ++++ b/drivers/gpu/drm/i915/intel_bios.h +@@ -162,13 +162,13 @@ struct bdb_lvds_options { + u8 panel_type; + u8 rsvd1; + /* LVDS capabilities, stored in a dword */ +- u8 rsvd2:1; +- u8 lvds_edid:1; +- u8 pixel_dither:1; +- u8 pfit_ratio_auto:1; +- u8 pfit_gfx_mode_enhanced:1; +- u8 pfit_text_mode_enhanced:1; + u8 pfit_mode:2; ++ u8 pfit_text_mode_enhanced:1; ++ u8 pfit_gfx_mode_enhanced:1; ++ u8 pfit_ratio_auto:1; ++ u8 pixel_dither:1; ++ u8 lvds_edid:1; ++ u8 rsvd2:1; + u8 rsvd4; + } __attribute__((packed)); + +diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c +index 0d211af..6619f26 100644 +--- a/drivers/gpu/drm/i915/intel_lvds.c ++++ b/drivers/gpu/drm/i915/intel_lvds.c +@@ -265,7 +265,7 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder, + pfit_control = 0; + + if (!IS_I965G(dev)) { +- if (dev_priv->panel_wants_dither) ++ if (dev_priv->panel_wants_dither || dev_priv->lvds_dither) + pfit_control |= PANEL_8TO6_DITHER_ENABLE; + } + else |