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path: root/drivers/gpu/drm/radeon/radeon_combios.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_combios.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_combios.c34
1 files changed, 29 insertions, 5 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index cf7c8d5b4ec..8caf546c8e9 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -448,7 +448,7 @@ static uint16_t combios_get_table_offset(struct drm_device *dev,
bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
{
- int edid_info;
+ int edid_info, size;
struct edid *edid;
unsigned char *raw;
edid_info = combios_get_table_offset(rdev->ddev, COMBIOS_HARDCODED_EDID_TABLE);
@@ -456,11 +456,12 @@ bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
return false;
raw = rdev->bios + edid_info;
- edid = kmalloc(EDID_LENGTH * (raw[0x7e] + 1), GFP_KERNEL);
+ size = EDID_LENGTH * (raw[0x7e] + 1);
+ edid = kmalloc(size, GFP_KERNEL);
if (edid == NULL)
return false;
- memcpy((unsigned char *)edid, raw, EDID_LENGTH * (raw[0x7e] + 1));
+ memcpy((unsigned char *)edid, raw, size);
if (!drm_edid_is_valid(edid)) {
kfree(edid);
@@ -468,6 +469,7 @@ bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
}
rdev->mode_info.bios_hardcoded_edid = edid;
+ rdev->mode_info.bios_hardcoded_edid_size = size;
return true;
}
@@ -475,8 +477,17 @@ bool radeon_combios_check_hardcoded_edid(struct radeon_device *rdev)
struct edid *
radeon_bios_get_hardcoded_edid(struct radeon_device *rdev)
{
- if (rdev->mode_info.bios_hardcoded_edid)
- return rdev->mode_info.bios_hardcoded_edid;
+ struct edid *edid;
+
+ if (rdev->mode_info.bios_hardcoded_edid) {
+ edid = kmalloc(rdev->mode_info.bios_hardcoded_edid_size, GFP_KERNEL);
+ if (edid) {
+ memcpy((unsigned char *)edid,
+ (unsigned char *)rdev->mode_info.bios_hardcoded_edid,
+ rdev->mode_info.bios_hardcoded_edid_size);
+ return edid;
+ }
+ }
return NULL;
}
@@ -2068,6 +2079,19 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I,
&hpd);
+ /* TV - TV DAC */
+ ddc_i2c.valid = false;
+ hpd.hpd = RADEON_HPD_NONE;
+ radeon_add_legacy_encoder(dev,
+ radeon_get_encoder_enum(dev,
+ ATOM_DEVICE_TV1_SUPPORT,
+ 2),
+ ATOM_DEVICE_TV1_SUPPORT);
+ radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
+ DRM_MODE_CONNECTOR_SVIDEO,
+ &ddc_i2c,
+ CONNECTOR_OBJECT_ID_SVIDEO,
+ &hpd);
break;
default:
DRM_INFO("Connector table: %d (invalid)\n",