diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2010-08-06 08:27:44 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-27 03:43:27 +0400 |
| commit | 8ee8efcb3b5ad5f7ab60a9527f1ed0bc9dea4876 (patch) | |
| tree | 8604c78402e354ebfbf6a11b023db65229398379 /drivers/gpu/drm/radeon/radeon_atombios.c | |
| parent | a0f9476e152acb0ce849dc05c66b79a186fbb5ce (diff) | |
| download | linux-8ee8efcb3b5ad5f7ab60a9527f1ed0bc9dea4876.tar.xz | |
drm/radeon/kms: add additional quirk for Acer rv620 laptop
commit 9ea2c4be978d597076ddc6c550557de5d243cea8 upstream.
HPD pins are reversed
Fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=29387
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_atombios.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_atombios.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 0fb8fc1ff0ca..ea6468b6b312 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -206,6 +206,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, uint16_t *line_mux, struct radeon_hpd *hpd) { + struct radeon_device *rdev = dev->dev_private; /* Asus M2A-VM HDMI board lists the DVI port as HDMI */ if ((dev->pdev->device == 0x791e) && @@ -308,13 +309,22 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, } } - /* Acer laptop reports DVI-D as DVI-I */ + /* Acer laptop reports DVI-D as DVI-I and hpd pins reversed */ if ((dev->pdev->device == 0x95c4) && (dev->pdev->subsystem_vendor == 0x1025) && (dev->pdev->subsystem_device == 0x013c)) { + struct radeon_gpio_rec gpio; + if ((*connector_type == DRM_MODE_CONNECTOR_DVII) && - (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) + (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) { + gpio = radeon_lookup_gpio(rdev, 6); + *hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio); *connector_type = DRM_MODE_CONNECTOR_DVID; + } else if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) && + (supported_device == ATOM_DEVICE_DFP1_SUPPORT)) { + gpio = radeon_lookup_gpio(rdev, 7); + *hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio); + } } /* XFX Pine Group device rv730 reports no VGA DDC lines |