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Merge tag 'drm-misc-fixes-2017-08-18' of git://anongit.freedesktop.org/git/drm-misc into drm-fixes

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Core Changes:
- Fix framebuffer leak in setplane error condition (Nikil)
- Prevent BUG in atomic_ioctl by properly resetting state on EDEADLK (Maarten)
- Add missing return in atomic_check_only if atomic_check fails (Maarten)

Driver Changes:
- rockchip: Don't try to suspend if device not initialized (Jeffy)

Cc: Jeffy Chen <jeffy.chen@rock-chips.com>
Cc: Nikhil Mahale <nmahale@nvidia.com>
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>

* tag 'drm-misc-fixes-2017-08-18' of git://anongit.freedesktop.org/git/drm-misc:
  drm/atomic: If the atomic check fails, return its value first
  drm/atomic: Handle -EDEADLK with out-fences correctly
  drm: Fix framebuffer leak
  drm/rockchip: Fix suspend crash when drm is not bound
This commit is contained in:
Dave Airlie 2017-08-22 16:53:32 +10:00
commit b313f780de
3 changed files with 19 additions and 5 deletions
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11
drivers/gpu/drm/drm_atomic.c
View File

@ -1655,6 +1655,9 @@ int drm_atomic_check_only(struct drm_atomic_state *state)
if (config->funcs->atomic_check)
ret = config->funcs->atomic_check(state->dev, state);
if (ret)
return ret;
if (!state->allow_modeset) {
for_each_new_crtc_in_state(state, crtc, crtc_state, i) {
if (drm_atomic_crtc_needs_modeset(crtc_state)) {
@ -1665,7 +1668,7 @@ int drm_atomic_check_only(struct drm_atomic_state *state)
}
}
return ret;
return 0;
}
EXPORT_SYMBOL(drm_atomic_check_only);
@ -2167,10 +2170,10 @@ int drm_mode_atomic_ioctl(struct drm_device *dev,
struct drm_atomic_state *state;
struct drm_modeset_acquire_ctx ctx;
struct drm_plane *plane;
struct drm_out_fence_state *fence_state = NULL;
struct drm_out_fence_state *fence_state;
unsigned plane_mask;
int ret = 0;
unsigned int i, j, num_fences = 0;
unsigned int i, j, num_fences;
/* disallow for drivers not supporting atomic: */
if (!drm_core_check_feature(dev, DRIVER_ATOMIC))
@ -2211,6 +2214,8 @@ int drm_mode_atomic_ioctl(struct drm_device *dev,
plane_mask = 0;
copied_objs = 0;
copied_props = 0;
fence_state = NULL;
num_fences = 0;
for (i = 0; i < arg->count_objs; i++) {
uint32_t obj_id, count_props;

1
drivers/gpu/drm/drm_plane.c
View File

@ -601,6 +601,7 @@ int drm_mode_setplane(struct drm_device *dev, void *data,
crtc = drm_crtc_find(dev, plane_req->crtc_id);
if (!crtc) {
drm_framebuffer_put(fb);
DRM_DEBUG_KMS("Unknown crtc ID %d\n",
plane_req->crtc_id);
return -ENOENT;

12
drivers/gpu/drm/rockchip/rockchip_drm_drv.c
View File

@ -275,11 +275,15 @@ static void rockchip_drm_fb_resume(struct drm_device *drm)
static int rockchip_drm_sys_suspend(struct device *dev)
{
struct drm_device *drm = dev_get_drvdata(dev);
struct rockchip_drm_private *priv = drm->dev_private;
struct rockchip_drm_private *priv;
if (!drm)
return 0;
drm_kms_helper_poll_disable(drm);
rockchip_drm_fb_suspend(drm);
priv = drm->dev_private;
priv->state = drm_atomic_helper_suspend(drm);
if (IS_ERR(priv->state)) {
rockchip_drm_fb_resume(drm);
@ -293,8 +297,12 @@ static int rockchip_drm_sys_suspend(struct device *dev)
static int rockchip_drm_sys_resume(struct device *dev)
{
struct drm_device *drm = dev_get_drvdata(dev);
struct rockchip_drm_private *priv = drm->dev_private;
struct rockchip_drm_private *priv;
if (!drm)
return 0;
priv = drm->dev_private;
drm_atomic_helper_resume(drm, priv->state);
rockchip_drm_fb_resume(drm);
drm_kms_helper_poll_enable(drm);