aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/gpu/drm/ast/ast_fb.c21
-rw-r--r--drivers/gpu/drm/bochs/bochs_fbdev.c14
-rw-r--r--drivers/gpu/drm/cirrus/cirrus_fbdev.c12
-rw-r--r--drivers/gpu/drm/drm_atomic.c4
-rw-r--r--drivers/gpu/drm/drm_fb_helper.c2
-rw-r--r--drivers/gpu/drm/drm_fops.c89
-rw-r--r--drivers/gpu/drm/drm_probe_helper.c54
-rw-r--r--drivers/gpu/drm/exynos/Kconfig1
-rw-r--r--drivers/gpu/drm/gma500/framebuffer.c22
-rw-r--r--drivers/gpu/drm/mgag200/mgag200_fb.c12
-rw-r--r--drivers/gpu/drm/msm/msm_fbdev.c10
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c21
-rw-r--r--drivers/gpu/drm/omapdrm/omap_fbdev.c10
-rw-r--r--drivers/gpu/drm/qxl/qxl_fb.c22
-rw-r--r--drivers/gpu/drm/radeon/radeon_fb.c21
-rw-r--r--drivers/gpu/drm/rockchip/Kconfig1
-rw-r--r--drivers/gpu/drm/udl/udl_fb.c22
-rw-r--r--include/drm/drm_crtc.h1
-rw-r--r--include/drm/drm_fb_helper.h2
19 files changed, 238 insertions, 103 deletions
diff --git a/drivers/gpu/drm/ast/ast_fb.c b/drivers/gpu/drm/ast/ast_fb.c
index 5c60ae524c45..ff68eefae273 100644
--- a/drivers/gpu/drm/ast/ast_fb.c
+++ b/drivers/gpu/drm/ast/ast_fb.c
@@ -335,18 +335,27 @@ int ast_fbdev_init(struct drm_device *dev)
ret = drm_fb_helper_init(dev, &afbdev->helper,
1, 1);
- if (ret) {
- kfree(afbdev);
- return ret;
- }
+ if (ret)
+ goto free;
- drm_fb_helper_single_add_all_connectors(&afbdev->helper);
+ ret = drm_fb_helper_single_add_all_connectors(&afbdev->helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(dev);
- drm_fb_helper_initial_config(&afbdev->helper, 32);
+ ret = drm_fb_helper_initial_config(&afbdev->helper, 32);
+ if (ret)
+ goto fini;
+
return 0;
+
+fini:
+ drm_fb_helper_fini(&afbdev->helper);
+free:
+ kfree(afbdev);
+ return ret;
}
void ast_fbdev_fini(struct drm_device *dev)
diff --git a/drivers/gpu/drm/bochs/bochs_fbdev.c b/drivers/gpu/drm/bochs/bochs_fbdev.c
index 61dbf09dff5d..976d9798dc99 100644
--- a/drivers/gpu/drm/bochs/bochs_fbdev.c
+++ b/drivers/gpu/drm/bochs/bochs_fbdev.c
@@ -207,12 +207,22 @@ int bochs_fbdev_init(struct bochs_device *bochs)
if (ret)
return ret;
- drm_fb_helper_single_add_all_connectors(&bochs->fb.helper);
+ ret = drm_fb_helper_single_add_all_connectors(&bochs->fb.helper);
+ if (ret)
+ goto fini;
+
drm_helper_disable_unused_functions(bochs->dev);
- drm_fb_helper_initial_config(&bochs->fb.helper, 32);
+
+ ret = drm_fb_helper_initial_config(&bochs->fb.helper, 32);
+ if (ret)
+ goto fini;
bochs->fb.initialized = true;
return 0;
+
+fini:
+ drm_fb_helper_fini(&bochs->fb.helper);
+ return ret;
}
void bochs_fbdev_fini(struct bochs_device *bochs)
diff --git a/drivers/gpu/drm/cirrus/cirrus_fbdev.c b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
index 502a89eb54b5..13ddf1c4bb8e 100644
--- a/drivers/gpu/drm/cirrus/cirrus_fbdev.c
+++ b/drivers/gpu/drm/cirrus/cirrus_fbdev.c
@@ -317,17 +317,17 @@ int cirrus_fbdev_init(struct cirrus_device *cdev)
ret = drm_fb_helper_init(cdev->dev, &gfbdev->helper,
cdev->num_crtc, CIRRUSFB_CONN_LIMIT);
- if (ret) {
- kfree(gfbdev);
+ if (ret)
+ return ret;
+
+ ret = drm_fb_helper_single_add_all_connectors(&gfbdev->helper);
+ if (ret)
return ret;
- }
- drm_fb_helper_single_add_all_connectors(&gfbdev->helper);
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(cdev->dev);
- drm_fb_helper_initial_config(&gfbdev->helper, bpp_sel);
- return 0;
+ return drm_fb_helper_initial_config(&gfbdev->helper, bpp_sel);
}
void cirrus_fbdev_fini(struct cirrus_device *cdev)
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 1e38dfc8e462..af3f3dfdb49f 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -1259,7 +1259,9 @@ retry:
goto fail;
}
- if (get_user(prop_value, prop_values_ptr + copied_props)) {
+ if (copy_from_user(&prop_value,
+ prop_values_ptr + copied_props,
+ sizeof(prop_value))) {
ret = -EFAULT;
goto fail;
}
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index cf775a4449c1..d5c1db55abf7 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -1692,7 +1692,7 @@ out:
* RETURNS:
* Zero if everything went ok, nonzero otherwise.
*/
-bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel)
+int drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel)
{
struct drm_device *dev = fb_helper->dev;
int count = 0;
diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c
index 0b9514b6cd64..076dd606b580 100644
--- a/drivers/gpu/drm/drm_fops.c
+++ b/drivers/gpu/drm/drm_fops.c
@@ -478,64 +478,59 @@ int drm_release(struct inode *inode, struct file *filp)
}
EXPORT_SYMBOL(drm_release);
-static bool
-drm_dequeue_event(struct drm_file *file_priv,
- size_t total, size_t max, struct drm_pending_event **out)
+ssize_t drm_read(struct file *filp, char __user *buffer,
+ size_t count, loff_t *offset)
{
+ struct drm_file *file_priv = filp->private_data;
struct drm_device *dev = file_priv->minor->dev;
- struct drm_pending_event *e;
- unsigned long flags;
- bool ret = false;
-
- spin_lock_irqsave(&dev->event_lock, flags);
+ ssize_t ret = 0;
- *out = NULL;
- if (list_empty(&file_priv->event_list))
- goto out;
- e = list_first_entry(&file_priv->event_list,
- struct drm_pending_event, link);
- if (e->event->length + total > max)
- goto out;
+ if (!access_ok(VERIFY_WRITE, buffer, count))
+ return -EFAULT;
- file_priv->event_space += e->event->length;
- list_del(&e->link);
- *out = e;
- ret = true;
+ spin_lock_irq(&dev->event_lock);
+ for (;;) {
+ if (list_empty(&file_priv->event_list)) {
+ if (ret)
+ break;
-out:
- spin_unlock_irqrestore(&dev->event_lock, flags);
- return ret;
-}
-
-ssize_t drm_read(struct file *filp, char __user *buffer,
- size_t count, loff_t *offset)
-{
- struct drm_file *file_priv = filp->private_data;
- struct drm_pending_event *e;
- size_t total;
- ssize_t ret;
+ if (filp->f_flags & O_NONBLOCK) {
+ ret = -EAGAIN;
+ break;
+ }
- if ((filp->f_flags & O_NONBLOCK) == 0) {
- ret = wait_event_interruptible(file_priv->event_wait,
- !list_empty(&file_priv->event_list));
- if (ret < 0)
- return ret;
- }
+ spin_unlock_irq(&dev->event_lock);
+ ret = wait_event_interruptible(file_priv->event_wait,
+ !list_empty(&file_priv->event_list));
+ spin_lock_irq(&dev->event_lock);
+ if (ret < 0)
+ break;
+
+ ret = 0;
+ } else {
+ struct drm_pending_event *e;
+
+ e = list_first_entry(&file_priv->event_list,
+ struct drm_pending_event, link);
+ if (e->event->length + ret > count)
+ break;
+
+ if (__copy_to_user_inatomic(buffer + ret,
+ e->event, e->event->length)) {
+ if (ret == 0)
+ ret = -EFAULT;
+ break;
+ }
- total = 0;
- while (drm_dequeue_event(file_priv, total, count, &e)) {
- if (copy_to_user(buffer + total,
- e->event, e->event->length)) {
- total = -EFAULT;
+ file_priv->event_space += e->event->length;
+ ret += e->event->length;
+ list_del(&e->link);
e->destroy(e);
- break;
}
-
- total += e->event->length;
- e->destroy(e);
}
+ spin_unlock_irq(&dev->event_lock);
- return total ?: -EAGAIN;
+ return ret;
}
EXPORT_SYMBOL(drm_read);
diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index 2fbdcca7ca9a..6591d48c1b9d 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -103,6 +103,7 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
int count = 0;
int mode_flags = 0;
bool verbose_prune = true;
+ enum drm_connector_status old_status;
WARN_ON(!mutex_is_locked(&dev->mode_config.mutex));
@@ -121,7 +122,33 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect
if (connector->funcs->force)
connector->funcs->force(connector);
} else {
+ old_status = connector->status;
+
connector->status = connector->funcs->detect(connector, true);
+
+ /*
+ * Normally either the driver's hpd code or the poll loop should
+ * pick up any changes and fire the hotplug event. But if
+ * userspace sneaks in a probe, we might miss a change. Hence
+ * check here, and if anything changed start the hotplug code.
+ */
+ if (old_status != connector->status) {
+ DRM_DEBUG_KMS("[CONNECTOR:%d:%s] status updated from %d to %d\n",
+ connector->base.id,
+ connector->name,
+ old_status, connector->status);
+
+ /*
+ * The hotplug event code might call into the fb
+ * helpers, and so expects that we do not hold any
+ * locks. Fire up the poll struct instead, it will
+ * disable itself again.
+ */
+ dev->mode_config.delayed_event = true;
+ if (dev->mode_config.poll_enabled)
+ schedule_delayed_work(&dev->mode_config.output_poll_work,
+ 0);
+ }
}
/* Re-enable polling in case the global poll config changed. */
@@ -274,10 +301,14 @@ static void output_poll_execute(struct work_struct *work)
struct drm_device *dev = container_of(delayed_work, struct drm_device, mode_config.output_poll_work);
struct drm_connector *connector;
enum drm_connector_status old_status;
- bool repoll = false, changed = false;
+ bool repoll = false, changed;
+
+ /* Pick up any changes detected by the probe functions. */
+ changed = dev->mode_config.delayed_event;
+ dev->mode_config.delayed_event = false;
if (!drm_kms_helper_poll)
- return;
+ goto out;
mutex_lock(&dev->mode_config.mutex);
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
@@ -304,6 +335,24 @@ static void output_poll_execute(struct work_struct *work)
if (old_status != connector->status) {
const char *old, *new;
+ /*
+ * The poll work sets force=false when calling detect so
+ * that drivers can avoid to do disruptive tests (e.g.
+ * when load detect cycles could cause flickering on
+ * other, running displays). This bears the risk that we
+ * flip-flop between unknown here in the poll work and
+ * the real state when userspace forces a full detect
+ * call after receiving a hotplug event due to this
+ * change.
+ *
+ * Hence clamp an unknown detect status to the old
+ * value.
+ */
+ if (connector->status == connector_status_unknown) {
+ connector->status = old_status;
+ continue;
+ }
+
old = drm_get_connector_status_name(old_status);
new = drm_get_connector_status_name(connector->status);
@@ -319,6 +368,7 @@ static void output_poll_execute(struct work_struct *work)
mutex_unlock(&dev->mode_config.mutex);
+out:
if (changed)
drm_kms_helper_hotplug_event(dev);
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index 7f9f6f9e9b7e..c072999b7e03 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -6,7 +6,6 @@ config DRM_EXYNOS
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
- select VT_HW_CONSOLE_BINDING if FRAMEBUFFER_CONSOLE
select VIDEOMODE_HELPERS
help
Choose this option if you have a Samsung SoC EXYNOS chipset.
diff --git a/drivers/gpu/drm/gma500/framebuffer.c b/drivers/gpu/drm/gma500/framebuffer.c
index ddd90ddbc200..2d42ce6d3757 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -593,6 +593,7 @@ int psb_fbdev_init(struct drm_device *dev)
{
struct psb_fbdev *fbdev;
struct drm_psb_private *dev_priv = dev->dev_private;
+ int ret;
fbdev = kzalloc(sizeof(struct psb_fbdev), GFP_KERNEL);
if (!fbdev) {
@@ -604,16 +605,29 @@ int psb_fbdev_init(struct drm_device *dev)
drm_fb_helper_prepare(dev, &fbdev->psb_fb_helper, &psb_fb_helper_funcs);
- drm_fb_helper_init(dev, &fbdev->psb_fb_helper, dev_priv->ops->crtcs,
- INTELFB_CONN_LIMIT);
+ ret = drm_fb_helper_init(dev, &fbdev->psb_fb_helper,
+ dev_priv->ops->crtcs, INTELFB_CONN_LIMIT);
+ if (ret)
+ goto free;
- drm_fb_helper_single_add_all_connectors(&fbdev->psb_fb_helper);
+ ret = drm_fb_helper_single_add_all_connectors(&fbdev->psb_fb_helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(dev);
- drm_fb_helper_initial_config(&fbdev->psb_fb_helper, 32);
+ ret = drm_fb_helper_initial_config(&fbdev->psb_fb_helper, 32);
+ if (ret)
+ goto fini;
+
return 0;
+
+fini:
+ drm_fb_helper_fini(&fbdev->psb_fb_helper);
+free:
+ kfree(fbdev);
+ return ret;
}
static void psb_fbdev_fini(struct drm_device *dev)
diff --git a/drivers/gpu/drm/mgag200/mgag200_fb.c b/drivers/gpu/drm/mgag200/mgag200_fb.c
index 4415af3666ab..c36b8304042b 100644
--- a/drivers/gpu/drm/mgag200/mgag200_fb.c
+++ b/drivers/gpu/drm/mgag200/mgag200_fb.c
@@ -303,14 +303,22 @@ int mgag200_fbdev_init(struct mga_device *mdev)
if (ret)
return ret;
- drm_fb_helper_single_add_all_connectors(&mfbdev->helper);
+ ret = drm_fb_helper_single_add_all_connectors(&mfbdev->helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(mdev->dev);
- drm_fb_helper_initial_config(&mfbdev->helper, bpp_sel);
+ ret = drm_fb_helper_initial_config(&mfbdev->helper, bpp_sel);
+ if (ret)
+ goto fini;
return 0;
+
+fini:
+ drm_fb_helper_fini(&mfbdev->helper);
+ return ret;
}
void mgag200_fbdev_fini(struct mga_device *mdev)
diff --git a/drivers/gpu/drm/msm/msm_fbdev.c b/drivers/gpu/drm/msm/msm_fbdev.c
index 1f3af13ccede..115b509a4a00 100644
--- a/drivers/gpu/drm/msm/msm_fbdev.c
+++ b/drivers/gpu/drm/msm/msm_fbdev.c
@@ -241,17 +241,23 @@ struct drm_fb_helper *msm_fbdev_init(struct drm_device *dev)
goto fail;
}
- drm_fb_helper_single_add_all_connectors(helper);
+ ret = drm_fb_helper_single_add_all_connectors(helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(dev);
- drm_fb_helper_initial_config(helper, 32);
+ ret = drm_fb_helper_initial_config(helper, 32);
+ if (ret)
+ goto fini;
priv->fbdev = helper;
return helper;
+fini:
+ drm_fb_helper_fini(helper);
fail:
kfree(fbdev);
return NULL;
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index d6e6958bc5f8..79924e4b1b49 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -526,12 +526,12 @@ nouveau_fbcon_init(struct drm_device *dev)
ret = drm_fb_helper_init(dev, &fbcon->helper,
dev->mode_config.num_crtc, 4);
- if (ret) {
- kfree(fbcon);
- return ret;
- }
+ if (ret)
+ goto free;
- drm_fb_helper_single_add_all_connectors(&fbcon->helper);
+ ret = drm_fb_helper_single_add_all_connectors(&fbcon->helper);
+ if (ret)
+ goto fini;
if (drm->device.info.ram_size <= 32 * 1024 * 1024)
preferred_bpp = 8;
@@ -544,8 +544,17 @@ nouveau_fbcon_init(struct drm_device *dev)
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(dev);
- drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp);
+ ret = drm_fb_helper_initial_config(&fbcon->helper, preferred_bpp);
+ if (ret)
+ goto fini;
+
return 0;
+
+fini:
+ drm_fb_helper_fini(&fbcon->helper);
+free:
+ kfree(fbcon);
+ return ret;
}
void
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
index 8436c6857cda..d292d24b3a6e 100644
--- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
+++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
@@ -334,17 +334,23 @@ struct drm_fb_helper *omap_fbdev_init(struct drm_device *dev)
goto fail;
}
- drm_fb_helper_single_add_all_connectors(helper);
+ ret = drm_fb_helper_single_add_all_connectors(helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(dev);
- drm_fb_helper_initial_config(helper, 32);
+ ret = drm_fb_helper_initial_config(helper, 32);
+ if (ret)
+ goto fini;
priv->fbdev = helper;
return helper;
+fini:
+ drm_fb_helper_fini(helper);
fail:
kfree(fbdev);
return NULL;
diff --git a/drivers/gpu/drm/qxl/qxl_fb.c b/drivers/gpu/drm/qxl/qxl_fb.c
index 3d7c1d00a424..f778c0e8ae3c 100644
--- a/drivers/gpu/drm/qxl/qxl_fb.c
+++ b/drivers/gpu/drm/qxl/qxl_fb.c
@@ -686,14 +686,24 @@ int qxl_fbdev_init(struct qxl_device *qdev)
ret = drm_fb_helper_init(qdev->ddev, &qfbdev->helper,
qxl_num_crtc /* num_crtc - QXL supports just 1 */,
QXLFB_CONN_LIMIT);
- if (ret) {
- kfree(qfbdev);
- return ret;
- }
+ if (ret)
+ goto free;
+
+ ret = drm_fb_helper_single_add_all_connectors(&qfbdev->helper);
+ if (ret)
+ goto fini;
+
+ ret = drm_fb_helper_initial_config(&qfbdev->helper, bpp_sel);
+ if (ret)
+ goto fini;
- drm_fb_helper_single_add_all_connectors(&qfbdev->helper);
- drm_fb_helper_initial_config(&qfbdev->helper, bpp_sel);
return 0;
+
+fini:
+ drm_fb_helper_fini(&qfbdev->helper);
+free:
+ kfree(qfbdev);
+ return ret;
}
void qxl_fbdev_fini(struct qxl_device *qdev)
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 29b9220ec399..3000bc4c136b 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -390,18 +390,27 @@ int radeon_fbdev_init(struct radeon_device *rdev)
ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
rdev->num_crtc,
RADEONFB_CONN_LIMIT);
- if (ret) {
- kfree(rfbdev);
- return ret;
- }
+ if (ret)
+ goto free;
- drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
+ ret = drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(rdev->ddev);
- drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
+ ret = drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
+ if (ret)
+ goto fini;
+
return 0;
+
+fini:
+ drm_fb_helper_fini(&rfbdev->helper);
+free:
+ kfree(rfbdev);
+ return ret;
}
void radeon_fbdev_fini(struct radeon_device *rdev)
diff --git a/drivers/gpu/drm/rockchip/Kconfig b/drivers/gpu/drm/rockchip/Kconfig
index 0d87bf6ddd96..cb21e3821244 100644
--- a/drivers/gpu/drm/rockchip/Kconfig
+++ b/drivers/gpu/drm/rockchip/Kconfig
@@ -7,7 +7,6 @@ config DRM_ROCKCHIP
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA
select FB_CFB_IMAGEBLIT
- select VT_HW_CONSOLE_BINDING if FRAMEBUFFER_CONSOLE
select VIDEOMODE_HELPERS
help
Choose this option if you have a Rockchip soc chipset.
diff --git a/drivers/gpu/drm/udl/udl_fb.c b/drivers/gpu/drm/udl/udl_fb.c
index 8cbcb4589bd3..5fc16cecd3ba 100644
--- a/drivers/gpu/drm/udl/udl_fb.c
+++ b/drivers/gpu/drm/udl/udl_fb.c
@@ -589,19 +589,27 @@ int udl_fbdev_init(struct drm_device *dev)
ret = drm_fb_helper_init(dev, &ufbdev->helper,
1, 1);
- if (ret) {
- kfree(ufbdev);
- return ret;
-
- }
+ if (ret)
+ goto free;
- drm_fb_helper_single_add_all_connectors(&ufbdev->helper);
+ ret = drm_fb_helper_single_add_all_connectors(&ufbdev->helper);
+ if (ret)
+ goto fini;
/* disable all the possible outputs/crtcs before entering KMS mode */
drm_helper_disable_unused_functions(dev);
- drm_fb_helper_initial_config(&ufbdev->helper, bpp_sel);
+ ret = drm_fb_helper_initial_config(&ufbdev->helper, bpp_sel);
+ if (ret)
+ goto fini;
+
return 0;
+
+fini:
+ drm_fb_helper_fini(&ufbdev->helper);
+free:
+ kfree(ufbdev);
+ return ret;
}
void udl_fbdev_cleanup(struct drm_device *dev)
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 0ecfb7c80601..ac55ab0dc88b 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -1093,6 +1093,7 @@ struct drm_mode_config {
/* output poll support */
bool poll_enabled;
bool poll_running;
+ bool delayed_event;
struct delayed_work output_poll_work;
/* pointers to standard properties */
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index b597068103aa..21b944c456f6 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -125,7 +125,7 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info);
int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper);
-bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel);
+int drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel);
int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper);
int drm_fb_helper_debug_enter(struct fb_info *info);
int drm_fb_helper_debug_leave(struct fb_info *info);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.