summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/exynos/exynos_drm_vidi.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/exynos/exynos_drm_vidi.c')
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_vidi.c43
1 files changed, 25 insertions, 18 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
index 537027a74fd..e4b8a8f741f 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c
@@ -10,7 +10,7 @@
* option) any later version.
*
*/
-#include "drmP.h"
+#include <drm/drmP.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -18,8 +18,8 @@
#include <drm/exynos_drm.h>
-#include "drm_edid.h"
-#include "drm_crtc_helper.h"
+#include <drm/drm_edid.h>
+#include <drm/drm_crtc_helper.h>
#include "exynos_drm_drv.h"
#include "exynos_drm_crtc.h"
@@ -56,6 +56,7 @@ struct vidi_context {
unsigned int connected;
bool vblank_on;
bool suspended;
+ bool direct_vblank;
struct work_struct work;
struct mutex lock;
};
@@ -102,7 +103,6 @@ static int vidi_get_edid(struct device *dev, struct drm_connector *connector,
u8 *edid, int len)
{
struct vidi_context *ctx = get_vidi_context(dev);
- struct edid *raw_edid;
DRM_DEBUG_KMS("%s\n", __FILE__);
@@ -115,18 +115,6 @@ static int vidi_get_edid(struct device *dev, struct drm_connector *connector,
return -EFAULT;
}
- raw_edid = kzalloc(len, GFP_KERNEL);
- if (!raw_edid) {
- DRM_DEBUG_KMS("failed to allocate raw_edid.\n");
- return -ENOMEM;
- }
-
- memcpy(raw_edid, ctx->raw_edid, min((1 + ctx->raw_edid->extensions)
- * EDID_LENGTH, len));
-
- /* attach the edid data to connector. */
- connector->display_info.raw_edid = (char *)raw_edid;
-
memcpy(edid, ctx->raw_edid, min((1 + ctx->raw_edid->extensions)
* EDID_LENGTH, len));
@@ -237,6 +225,15 @@ static int vidi_enable_vblank(struct device *dev)
if (!test_and_set_bit(0, &ctx->irq_flags))
ctx->vblank_on = true;
+ ctx->direct_vblank = true;
+
+ /*
+ * in case of page flip request, vidi_finish_pageflip function
+ * will not be called because direct_vblank is true and then
+ * that function will be called by overlay_ops->commit callback
+ */
+ schedule_work(&ctx->work);
+
return 0;
}
@@ -438,7 +435,17 @@ static void vidi_fake_vblank_handler(struct work_struct *work)
/* refresh rate is about 50Hz. */
usleep_range(16000, 20000);
- drm_handle_vblank(subdrv->drm_dev, manager->pipe);
+ mutex_lock(&ctx->lock);
+
+ if (ctx->direct_vblank) {
+ drm_handle_vblank(subdrv->drm_dev, manager->pipe);
+ ctx->direct_vblank = false;
+ mutex_unlock(&ctx->lock);
+ return;
+ }
+
+ mutex_unlock(&ctx->lock);
+
vidi_finish_pageflip(subdrv->drm_dev, manager->pipe);
}
@@ -466,7 +473,7 @@ static int vidi_subdrv_probe(struct drm_device *drm_dev, struct device *dev)
return 0;
}
-static void vidi_subdrv_remove(struct drm_device *drm_dev)
+static void vidi_subdrv_remove(struct drm_device *drm_dev, struct device *dev)
{
DRM_DEBUG_KMS("%s\n", __FILE__);