From: Alex Deucher alexander.deucher@amd.com
vbios is missing a ddc entry for the DVI-D port. Reported by ponyofdeath on IRC.
Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org --- drivers/gpu/drm/radeon/radeon_combios.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 81fc100..b9ad45e 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -2152,6 +2152,7 @@ static bool radeon_apply_legacy_quirks(struct drm_device *dev, struct radeon_i2c_bus_rec *ddc_i2c, struct radeon_hpd *hpd) { + struct radeon_device *rdev = dev->dev_private;
/* Certain IBM chipset RN50s have a BIOS reporting two VGAs, one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */ @@ -2170,6 +2171,14 @@ static bool radeon_apply_legacy_quirks(struct drm_device *dev, return false; }
+ /* ASUS RS400 system with missing DVI port DDC */ + if (dev->pdev->device == 0x5A41 && + dev->pdev->subsystem_vendor == 0x1043 && + dev->pdev->subsystem_device == 0x81C8) { + if (*legacy_connector == CONNECTOR_DVI_D_LEGACY) + *ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0); + } + return true; }
Sorry, ignore this one for now.
Alex
On Tue, Jan 3, 2012 at 11:19 AM, alexdeucher@gmail.com wrote:
From: Alex Deucher alexander.deucher@amd.com
vbios is missing a ddc entry for the DVI-D port. Reported by ponyofdeath on IRC.
Signed-off-by: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org
drivers/gpu/drm/radeon/radeon_combios.c | 9 +++++++++ 1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c index 81fc100..b9ad45e 100644 --- a/drivers/gpu/drm/radeon/radeon_combios.c +++ b/drivers/gpu/drm/radeon/radeon_combios.c @@ -2152,6 +2152,7 @@ static bool radeon_apply_legacy_quirks(struct drm_device *dev, struct radeon_i2c_bus_rec *ddc_i2c, struct radeon_hpd *hpd) {
- struct radeon_device *rdev = dev->dev_private;
/* Certain IBM chipset RN50s have a BIOS reporting two VGAs, one with VGA DDC and one with CRT2 DDC. - kill the CRT2 DDC one */ @@ -2170,6 +2171,14 @@ static bool radeon_apply_legacy_quirks(struct drm_device *dev, return false; }
- /* ASUS RS400 system with missing DVI port DDC */
- if (dev->pdev->device == 0x5A41 &&
- dev->pdev->subsystem_vendor == 0x1043 &&
- dev->pdev->subsystem_device == 0x81C8) {
- if (*legacy_connector == CONNECTOR_DVI_D_LEGACY)
- *ddc_i2c = combios_setup_i2c_bus(rdev, DDC_MONID, 0, 0);
- }
return true; }
-- 1.7.3.4
dri-devel@lists.freedesktop.org
-
Alex Deucher -
alexdeucher＠gmail.com