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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-05-17 17:24:04 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-05-17 17:24:04 +0100
commitac1d426e825ab5778995f2f6f053ca2e6b45c622 (patch)
tree75b91356ca39463e0112931aa6790802fb1e07a2 /drivers/gpu/drm/radeon/radeon_combios.c
parentfda0e18c8a7a3e02747c2b045b4fcd2c920410b9 (diff)
parenta3685f00652af83f12b63e3b4ef48f29581ba48b (diff)
downloadop-kernel-dev-ac1d426e825ab5778995f2f6f053ca2e6b45c622.zip
op-kernel-dev-ac1d426e825ab5778995f2f6f053ca2e6b45c622.tar.gz
Merge branch 'devel-stable' into devel
Conflicts: arch/arm/Kconfig arch/arm/include/asm/system.h arch/arm/mm/Kconfig
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_combios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index e9ea38e..37db8ad 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -531,10 +531,7 @@ static struct radeon_i2c_bus_rec combios_setup_i2c_bus(struct radeon_device *rde
case CHIP_RS300:
switch (ddc_line) {
case RADEON_GPIO_DVI_DDC:
- /* in theory this should be hw capable,
- * but it doesn't seem to work
- */
- i2c.hw_capable = false;
+ i2c.hw_capable = true;
break;
default:
i2c.hw_capable = false;
@@ -633,6 +630,8 @@ bool radeon_combios_get_clock_info(struct drm_device *dev)
p1pll->reference_div = RBIOS16(pll_info + 0x10);
p1pll->pll_out_min = RBIOS32(pll_info + 0x12);
p1pll->pll_out_max = RBIOS32(pll_info + 0x16);
+ p1pll->lcd_pll_out_min = p1pll->pll_out_min;
+ p1pll->lcd_pll_out_max = p1pll->pll_out_max;
if (rev > 9) {
p1pll->pll_in_min = RBIOS32(pll_info + 0x36);
@@ -761,7 +760,9 @@ struct radeon_encoder_primary_dac *radeon_combios_get_primary_dac_info(struct
dac = RBIOS8(dac_info + 0x3) & 0xf;
p_dac->ps2_pdac_adj = (bg << 8) | (dac);
}
- found = 1;
+ /* if the values are all zeros, use the table */
+ if (p_dac->ps2_pdac_adj)
+ found = 1;
}
if (!found) /* fallback to defaults */
@@ -896,7 +897,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
bg = RBIOS8(dac_info + 0x10) & 0xf;
dac = RBIOS8(dac_info + 0x11) & 0xf;
tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
- found = 1;
+ /* if the values are all zeros, use the table */
+ if (tv_dac->ps2_tvdac_adj)
+ found = 1;
} else if (rev > 1) {
bg = RBIOS8(dac_info + 0xc) & 0xf;
dac = (RBIOS8(dac_info + 0xc) >> 4) & 0xf;
@@ -909,7 +912,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
bg = RBIOS8(dac_info + 0xe) & 0xf;
dac = (RBIOS8(dac_info + 0xe) >> 4) & 0xf;
tv_dac->ntsc_tvdac_adj = (bg << 16) | (dac << 20);
- found = 1;
+ /* if the values are all zeros, use the table */
+ if (tv_dac->ps2_tvdac_adj)
+ found = 1;
}
tv_dac->tv_std = radeon_combios_get_tv_info(rdev);
}
@@ -926,7 +931,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
(bg << 16) | (dac << 20);
tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
- found = 1;
+ /* if the values are all zeros, use the table */
+ if (tv_dac->ps2_tvdac_adj)
+ found = 1;
} else {
bg = RBIOS8(dac_info + 0x4) & 0xf;
dac = RBIOS8(dac_info + 0x5) & 0xf;
@@ -934,7 +941,9 @@ struct radeon_encoder_tv_dac *radeon_combios_get_tv_dac_info(struct
(bg << 16) | (dac << 20);
tv_dac->pal_tvdac_adj = tv_dac->ps2_tvdac_adj;
tv_dac->ntsc_tvdac_adj = tv_dac->ps2_tvdac_adj;
- found = 1;
+ /* if the values are all zeros, use the table */
+ if (tv_dac->ps2_tvdac_adj)
+ found = 1;
}
} else {
DRM_INFO("No TV DAC info found in BIOS\n");
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