drm/radeon/kms: add quirk for acer 5102

doesn't have a tv-out port

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 8298c99..fcb9371 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1579,6 +1579,17 @@ static bool radeon_apply_legacy_quirks(struct drm_device *dev,
        return true;
 }
 
+static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
+{
+       /* Acer 5102 has non-existent TV port */
+       if (dev->pdev->device == 0x5975 &&
+           dev->pdev->subsystem_vendor == 0x1025 &&
+           dev->pdev->subsystem_device == 0x009f)
+               return false;
+
+       return true;
+}
+
 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 {
        struct radeon_device *rdev = dev->dev_private;
@@ -1896,16 +1907,18 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
                    combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
                if (tv_info) {
                        if (RBIOS8(tv_info + 6) == 'T') {
-                               radeon_add_legacy_encoder(dev,
-                                                         radeon_get_encoder_id
-                                                         (dev,
-                                                          ATOM_DEVICE_TV1_SUPPORT,
-                                                          2),
-                                                         ATOM_DEVICE_TV1_SUPPORT);
-                               radeon_add_legacy_connector(dev, 6,
-                                                           ATOM_DEVICE_TV1_SUPPORT,
-                                                           DRM_MODE_CONNECTOR_SVIDEO,
-                                                           &ddc_i2c);
+                               if (radeon_apply_legacy_tv_quirks(dev)) {
+                                       radeon_add_legacy_encoder(dev,
+                                                                 radeon_get_encoder_id
+                                                                 (dev,
+                                                                  ATOM_DEVICE_TV1_SUPPORT,
+                                                                  2),
+                                                                 ATOM_DEVICE_TV1_SUPPORT);
+                                       radeon_add_legacy_connector(dev, 6,
+                                                                   ATOM_DEVICE_TV1_SUPPORT,
+                                                                   DRM_MODE_CONNECTOR_SVIDEO,
+                                                                   &ddc_i2c);
+                               }
                        }
                }
        }