Sorry, ignore this one for now.
Alex
On Tue, Jan 3, 2012 at 11:19 AM, <alexdeucher at gmail.com> wrote:
> From: Alex Deucher <alexander.deucher at 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 at amd.com>
> Cc: stable at 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
>
