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>
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@ -268,6 +268,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
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uint16_t *line_mux,
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uint16_t *line_mux,
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struct radeon_hpd *hpd)
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struct radeon_hpd *hpd)
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{
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{
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struct radeon_device *rdev = dev->dev_private;
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/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
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/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
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if ((dev->pdev->device == 0x791e) &&
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if ((dev->pdev->device == 0x791e) &&
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@ -370,13 +371,22 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
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}
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}
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}
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}
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/* Acer laptop reports DVI-D as DVI-I */
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/* Acer laptop reports DVI-D as DVI-I and hpd pins reversed */
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if ((dev->pdev->device == 0x95c4) &&
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if ((dev->pdev->device == 0x95c4) &&
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(dev->pdev->subsystem_vendor == 0x1025) &&
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(dev->pdev->subsystem_vendor == 0x1025) &&
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(dev->pdev->subsystem_device == 0x013c)) {
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(dev->pdev->subsystem_device == 0x013c)) {
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struct radeon_gpio_rec gpio;
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if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
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if ((*connector_type == DRM_MODE_CONNECTOR_DVII) &&
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(supported_device == ATOM_DEVICE_DFP1_SUPPORT))
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(supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
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gpio = radeon_lookup_gpio(rdev, 6);
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*hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
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*connector_type = DRM_MODE_CONNECTOR_DVID;
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*connector_type = DRM_MODE_CONNECTOR_DVID;
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} else if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
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(supported_device == ATOM_DEVICE_DFP1_SUPPORT)) {
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gpio = radeon_lookup_gpio(rdev, 7);
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*hpd = radeon_atom_get_hpd_info_from_gpio(rdev, &gpio);
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}
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}
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}
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/* XFX Pine Group device rv730 reports no VGA DDC lines
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/* XFX Pine Group device rv730 reports no VGA DDC lines
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