From b2c19c788a570f28a22c236e60ee31f5c1e180af Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 19 Aug 2008 13:03:23 -0400 Subject: radeon: legacy lvds updates --- linux-core/radeon_legacy_encoders.c | 25 +++++++++++++------------ 1 file changed, 13 insertions(+), 12 deletions(-) (limited to 'linux-core/radeon_legacy_encoders.c') diff --git a/linux-core/radeon_legacy_encoders.c b/linux-core/radeon_legacy_encoders.c index a418d1d4..5b0047e4 100644 --- a/linux-core/radeon_legacy_encoders.c +++ b/linux-core/radeon_legacy_encoders.c @@ -223,19 +223,10 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode) lvds_pll_cntl &= ~RADEON_LVDS_PLL_RESET; RADEON_WRITE(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); - /* enable lvds, turn on voltage */ lvds_gen_cntl = RADEON_READ(RADEON_LVDS_GEN_CNTL); - lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_EN | RADEON_LVDS_DIGON); - RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); - udelay(radeon_encoder->panel_digon_delay * 1000); - - /* enable data */ + lvds_gen_cntl |= (RADEON_LVDS_ON | RADEON_LVDS_EN | RADEON_LVDS_DIGON | RADEON_LVDS_BLON); lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS); - RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); - udelay(radeon_encoder->panel_blon_delay * 1000); - - /* enable backlight */ - lvds_gen_cntl |= RADEON_LVDS_BLON; + udelay(radeon_encoder->panel_pwr_delay); RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); /* update bios scratch regs */ @@ -251,6 +242,7 @@ static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode) lvds_gen_cntl = RADEON_READ(RADEON_LVDS_GEN_CNTL); lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS; lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN | RADEON_LVDS_DIGON); + udelay(radeon_encoder->panel_pwr_delay); RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); RADEON_WRITE_PLL(dev_priv, RADEON_PIXCLKS_CNTL, pixclks_cntl); @@ -284,7 +276,7 @@ static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder, struct drm_radeon_private *dev_priv = dev->dev_private; struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc); struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder); - uint32_t lvds_pll_cntl, lvds_gen_cntl; + uint32_t lvds_pll_cntl, lvds_gen_cntl, lvds_ss_gen_cntl; DRM_DEBUG("\n"); @@ -322,6 +314,15 @@ static void radeon_legacy_lvds_mode_set(struct drm_encoder *encoder, RADEON_WRITE(RADEON_LVDS_GEN_CNTL, lvds_gen_cntl); RADEON_WRITE(RADEON_LVDS_PLL_CNTL, lvds_pll_cntl); + lvds_ss_gen_cntl = RADEON_READ(RADEON_LVDS_SS_GEN_CNTL); + if (radeon_encoder->panel_digon_delay && + radeon_encoder->panel_blon_delay) { + lvds_ss_gen_cntl &= ~((0xf << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) | + (0xf << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT)); + lvds_ss_gen_cntl |= ((radeon_encoder->panel_digon_delay << RADEON_LVDS_PWRSEQ_DELAY1_SHIFT) | + (radeon_encoder->panel_blon_delay << RADEON_LVDS_PWRSEQ_DELAY2_SHIFT)); + } + if (dev_priv->chip_family == CHIP_RV410) RADEON_WRITE(RADEON_CLOCK_CNTL_INDEX, 0); } -- cgit v1.2.3