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Commit 2b5cde2b authored by Li Peng's avatar Li Peng Committed by Eric Anholt
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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: default avatarLi Peng <peng.li@intel.com>
Signed-off-by: default avatarEric Anholt <eric@anholt.net>
parent 98787c05

drivers/gpu/drm/i915/intel_bios.h

+6 −6
Original line number Diff line number Diff line
@@ -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));

drivers/gpu/drm/i915/intel_lvds.c

+1 −1
Original line number Diff line number Diff line
@@ -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