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-rw-r--r--drivers/gpu/drm/drm_fb_helper.c6
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_connector.c5
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_display.c6
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c3
-rw-r--r--include/drm/drmP.h13
-rw-r--r--include/drm/drm_atomic.h1
6 files changed, 24 insertions, 10 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 145d55f..730342c 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -405,7 +405,7 @@ static int restore_fbdev_mode(struct drm_fb_helper *fb_helper)
drm_warn_on_modeset_not_all_locked(dev);
- if (dev->mode_config.funcs->atomic_commit)
+ if (drm_drv_uses_atomic_modeset(dev))
return restore_fbdev_mode_atomic(fb_helper);
drm_for_each_plane(plane, dev) {
@@ -1444,7 +1444,7 @@ int drm_fb_helper_pan_display(struct fb_var_screeninfo *var,
return -EBUSY;
}
- if (dev->mode_config.funcs->atomic_commit) {
+ if (drm_drv_uses_atomic_modeset(dev)) {
ret = pan_display_atomic(var, info);
goto unlock;
}
@@ -2060,7 +2060,7 @@ static int drm_pick_crtcs(struct drm_fb_helper *fb_helper,
* NULL we fallback to the default drm_atomic_helper_best_encoder()
* helper.
*/
- if (fb_helper->dev->mode_config.funcs->atomic_commit &&
+ if (drm_drv_uses_atomic_modeset(fb_helper->dev) &&
!connector_funcs->best_encoder)
encoder = drm_atomic_helper_best_encoder(connector);
else
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 947c200..966d20a 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -33,6 +33,7 @@
#include <drm/drm_atomic_helper.h>
#include <drm/drm_edid.h>
#include <drm/drm_crtc_helper.h>
+#include <drm/drm_atomic.h>
#include "nouveau_reg.h"
#include "nouveau_drv.h"
@@ -769,7 +770,7 @@ nouveau_connector_set_property(struct drm_connector *connector,
struct drm_encoder *encoder = to_drm_encoder(nv_encoder);
int ret;
- if (connector->dev->mode_config.funcs->atomic_commit)
+ if (drm_drv_uses_atomic_modeset(connector->dev))
return drm_atomic_helper_connector_set_property(connector, property, value);
ret = connector->funcs->atomic_set_property(&nv_connector->base,
@@ -1074,7 +1075,7 @@ nouveau_connector_helper_funcs = {
static int
nouveau_connector_dpms(struct drm_connector *connector, int mode)
{
- if (connector->dev->mode_config.funcs->atomic_commit)
+ if (drm_drv_uses_atomic_modeset(connector->dev))
return drm_atomic_helper_connector_dpms(connector, mode);
return drm_helper_connector_dpms(connector, mode);
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c
index c5cf888..add353e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_display.c
+++ b/drivers/gpu/drm/nouveau/nouveau_display.c
@@ -162,7 +162,7 @@ nouveau_display_vblstamp(struct drm_device *dev, unsigned int pipe,
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
if (nouveau_crtc(crtc)->index == pipe) {
struct drm_display_mode *mode;
- if (dev->mode_config.funcs->atomic_commit)
+ if (drm_drv_uses_atomic_modeset(dev))
mode = &crtc->state->adjusted_mode;
else
mode = &crtc->hwmode;
@@ -738,7 +738,7 @@ nouveau_display_suspend(struct drm_device *dev, bool runtime)
struct nouveau_display *disp = nouveau_display(dev);
struct drm_crtc *crtc;
- if (dev->mode_config.funcs->atomic_commit) {
+ if (drm_drv_uses_atomic_modeset(dev)) {
if (!runtime) {
disp->suspend = nouveau_atomic_suspend(dev);
if (IS_ERR(disp->suspend)) {
@@ -784,7 +784,7 @@ nouveau_display_resume(struct drm_device *dev, bool runtime)
struct drm_crtc *crtc;
int ret;
- if (dev->mode_config.funcs->atomic_commit) {
+ if (drm_drv_uses_atomic_modeset(dev)) {
nouveau_display_init(dev);
if (disp->suspend) {
drm_atomic_helper_resume(dev, disp->suspend);
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 5600f6c..9de6abb 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -41,6 +41,7 @@
#include <drm/drm_crtc.h>
#include <drm/drm_crtc_helper.h>
#include <drm/drm_fb_helper.h>
+#include <drm/drm_atomic.h>
#include "nouveau_drv.h"
#include "nouveau_gem.h"
@@ -524,7 +525,7 @@ nouveau_fbcon_init(struct drm_device *dev)
preferred_bpp = 32;
/* disable all the possible outputs/crtcs before entering KMS mode */
- if (!dev->mode_config.funcs->atomic_commit)
+ if (!drm_drv_uses_atomic_modeset(dev))
drm_helper_disable_unused_functions(dev);
ret = drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp);
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index a9cfd33..8671ddd 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -634,6 +634,19 @@ struct drm_device {
int switch_power_state;
};
+/**
+ * drm_drv_uses_atomic_modeset - check if the driver implements
+ * atomic_commit()
+ * @dev: DRM device
+ *
+ * This check is useful if drivers do not have DRIVER_ATOMIC set but
+ * have atomic modesetting internally implemented.
+ */
+static inline bool drm_drv_uses_atomic_modeset(struct drm_device *dev)
+{
+ return dev->mode_config.funcs->atomic_commit != NULL;
+}
+
#include <drm/drm_irq.h>
#define DRM_SWITCH_POWER_ON 0
diff --git a/include/drm/drm_atomic.h b/include/drm/drm_atomic.h
index 8cc7ca2..b0ebe0f 100644
--- a/include/drm/drm_atomic.h
+++ b/include/drm/drm_atomic.h
@@ -419,5 +419,4 @@ drm_atomic_crtc_needs_modeset(const struct drm_crtc_state *state)
state->connectors_changed;
}
-
#endif /* DRM_ATOMIC_H_ */
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