mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-23 17:30:02 +00:00
drm/radeon/kms: add additional quirk for Acer rv620 laptop
HPD pins are reversed Fixes: https://bugs.freedesktop.org/show_bug.cgi?id=29387 Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Cc: stable@kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
parent
cce13ff759
commit
9ea2c4be97
1 changed files with 12 additions and 2 deletions
|
@ -268,6 +268,7 @@ 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) &&
|
||||
|
@ -370,13 +371,22 @@ 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
|
||||
|
|
Loading…
Reference in a new issue