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authorRussell King <rmk+kernel@armlinux.org.uk>2018-07-30 12:53:06 +0200
committerRussell King <rmk+kernel@armlinux.org.uk>2018-07-30 12:53:06 +0200
commit6bd02908836ed00aa7fcdc759d490029137c2b30 (patch)
tree9e7577e2a3874030815f5e579d4667634cf143ba /drivers/gpu/drm/armada
parentdrm/armada: implement atomic_enable()/atomic_disable() methods (diff)
downloadlinux-6bd02908836ed00aa7fcdc759d490029137c2b30.tar.xz
linux-6bd02908836ed00aa7fcdc759d490029137c2b30.zip
drm/armada: enable atomic modeset support
Enable atomic modeset helpers, and internal DRM use of atomic modeset with armada-drm. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'drivers/gpu/drm/armada')
-rw-r--r--drivers/gpu/drm/armada/armada_crtc.c7
-rw-r--r--drivers/gpu/drm/armada/armada_drv.c5
2 files changed, 7 insertions, 5 deletions
diff --git a/drivers/gpu/drm/armada/armada_crtc.c b/drivers/gpu/drm/armada/armada_crtc.c
index e93097d3aa06..375a20757561 100644
--- a/drivers/gpu/drm/armada/armada_crtc.c
+++ b/drivers/gpu/drm/armada/armada_crtc.c
@@ -278,13 +278,12 @@ static void armada_drm_crtc_prepare(struct drm_crtc *crtc)
struct drm_plane *plane;
/*
- * If we have an overlay plane associated with this CRTC, disable
- * it before the modeset to avoid its coordinates being outside
- * the new mode parameters.
+ * If we have an overlay plane associated with this CRTC, disable it
+ * before the modeset to avoid its coordinates being outside the new
+ * mode parameters. For transitional atomic modeset, we only wait.
*/
plane = dcrtc->plane;
if (plane) {
- drm_plane_force_disable(plane);
WARN_ON(!armada_drm_plane_work_wait(drm_to_armada_plane(plane),
HZ));
}
diff --git a/drivers/gpu/drm/armada/armada_drv.c b/drivers/gpu/drm/armada/armada_drv.c
index 7517f23bb9cd..20661bd9001e 100644
--- a/drivers/gpu/drm/armada/armada_drv.c
+++ b/drivers/gpu/drm/armada/armada_drv.c
@@ -9,6 +9,7 @@
#include <linux/component.h>
#include <linux/module.h>
#include <linux/of_graph.h>
+#include <drm/drm_atomic_helper.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_fb_helper.h>
#include <drm/drm_of.h>
@@ -73,7 +74,7 @@ static struct drm_driver armada_drm_driver = {
.desc = "Armada SoC DRM",
.date = "20120730",
.driver_features = DRIVER_GEM | DRIVER_MODESET |
- DRIVER_PRIME,
+ DRIVER_PRIME | DRIVER_ATOMIC,
.ioctls = armada_ioctls,
.fops = &armada_drm_fops,
};
@@ -81,6 +82,8 @@ static struct drm_driver armada_drm_driver = {
static const struct drm_mode_config_funcs armada_drm_mode_config_funcs = {
.fb_create = armada_fb_create,
.output_poll_changed = drm_fb_helper_output_poll_changed,
+ .atomic_check = drm_atomic_helper_check,
+ .atomic_commit = drm_atomic_helper_commit,
};
static int armada_drm_bind(struct device *dev)