diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2008-08-19 13:03:23 -0400 |
|---|---|---|
| committer | Alex Deucher <alexdeucher@gmail.com> | 2008-08-19 13:03:23 -0400 |
| commit | b2c19c788a570f28a22c236e60ee31f5c1e180af (patch) | |
| tree | f8b4ad055ba3f4eb3d29f8ccede4f7aaab7ff569 | |
| parent | 232c369a05bbd9db17a0453380229c993cbbc8bd (diff) | |
radeon: legacy lvds updates
| -rw-r--r-- | linux-core/radeon_legacy_encoders.c | 25 | ||||
| -rw-r--r-- | linux-core/radeon_reg.h | 3 |
2 files changed, 16 insertions, 12 deletions
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); } diff --git a/linux-core/radeon_reg.h b/linux-core/radeon_reg.h index b4f0ac08..e7f30817 100644 --- a/linux-core/radeon_reg.h +++ b/linux-core/radeon_reg.h @@ -1053,6 +1053,9 @@ # define R300_LVDS_SRC_SEL_CRTC1 (0 << 18) # define R300_LVDS_SRC_SEL_CRTC2 (1 << 18) # define R300_LVDS_SRC_SEL_RMX (2 << 18) +#define RADEON_LVDS_SS_GEN_CNTL 0x02ec +# define RADEON_LVDS_PWRSEQ_DELAY1_SHIFT 16 +# define RADEON_LVDS_PWRSEQ_DELAY2_SHIFT 20 #define RADEON_MAX_LATENCY 0x0f3f /* PCI */ #define RADEON_MC_AGP_LOCATION 0x014c |