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authorInki Dae <inki.dae@samsung.com>2012-03-16 18:47:04 +0900
committerDave Airlie <airlied@redhat.com>2012-03-20 09:40:21 +0000
commit1de425b0bdbc457dbd4a012760da4a3f204d0ab3 (patch)
treea86771193cec405ac212de6f0c6f3892a7a5530d /drivers/gpu/drm/exynos/exynos_drm_connector.c
parent3ecd70b18cad5a5e04981f2a1d71e183f5d6ebc0 (diff)
downloadop-kernel-dev-1de425b0bdbc457dbd4a012760da4a3f204d0ab3.zip
op-kernel-dev-1de425b0bdbc457dbd4a012760da4a3f204d0ab3.tar.gz
drm/exynos: added mode_fixup feature and code clean.
this patch adds mode_fixup feature for hdmi module that specific driver changes current mode to driver desired mode properly. Signed-off-by: Inki Dae <inki.dae@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_connector.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_connector.c25
1 files changed, 24 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_connector.c b/drivers/gpu/drm/exynos/exynos_drm_connector.c
index 618bd4d..ebdd71d 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_connector.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_connector.c
@@ -225,6 +225,29 @@ static struct drm_connector_helper_funcs exynos_connector_helper_funcs = {
.best_encoder = exynos_drm_best_encoder,
};
+static int exynos_drm_connector_fill_modes(struct drm_connector *connector,
+ unsigned int max_width, unsigned int max_height)
+{
+ struct exynos_drm_connector *exynos_connector =
+ to_exynos_connector(connector);
+ struct exynos_drm_manager *manager = exynos_connector->manager;
+ struct exynos_drm_manager_ops *ops = manager->ops;
+ unsigned int width, height;
+
+ width = max_width;
+ height = max_height;
+
+ /*
+ * if specific driver want to find desired_mode using maxmum
+ * resolution then get max width and height from that driver.
+ */
+ if (ops && ops->get_max_resol)
+ ops->get_max_resol(manager->dev, &width, &height);
+
+ return drm_helper_probe_single_connector_modes(connector, width,
+ height);
+}
+
/* get detection status of display device. */
static enum drm_connector_status
exynos_drm_connector_detect(struct drm_connector *connector, bool force)
@@ -262,7 +285,7 @@ static void exynos_drm_connector_destroy(struct drm_connector *connector)
static struct drm_connector_funcs exynos_connector_funcs = {
.dpms = drm_helper_connector_dpms,
- .fill_modes = drm_helper_probe_single_connector_modes,
+ .fill_modes = exynos_drm_connector_fill_modes,
.detect = exynos_drm_connector_detect,
.destroy = exynos_drm_connector_destroy,
};
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