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-rw-r--r--drivers/gpu/drm/drm_fb_helper.c207
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c1
-rw-r--r--drivers/gpu/drm/i915/intel_drv.h2
-rw-r--r--drivers/gpu/drm/i915/intel_fb.c42
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.c45
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_fbcon.h2
-rw-r--r--drivers/gpu/drm/nouveau/nv50_display.c3
-rw-r--r--drivers/gpu/drm/radeon/radeon_fb.c74
-rw-r--r--include/drm/drm_fb_helper.h47
9 files changed, 241 insertions, 182 deletions
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 3312092f2c7..b889eb0aaf5 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -41,6 +41,8 @@ MODULE_LICENSE("GPL and additional rights");
static LIST_HEAD(kernel_fb_helper_list);
+static struct slow_work_ops output_status_change_ops;
+
/* simple single crtc case helper function */
int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper)
{
@@ -420,54 +422,81 @@ static void drm_fb_helper_crtc_free(struct drm_fb_helper *helper)
kfree(helper->crtc_info);
}
-int drm_fb_helper_init_crtc_count(struct drm_device *dev,
- struct drm_fb_helper *helper,
- int crtc_count, int max_conn_count)
+int drm_fb_helper_init(struct drm_device *dev,
+ struct drm_fb_helper *fb_helper,
+ int crtc_count, int max_conn_count,
+ bool polled)
{
struct drm_crtc *crtc;
int ret = 0;
int i;
- INIT_LIST_HEAD(&helper->kernel_fb_list);
- helper->dev = dev;
- helper->crtc_info = kcalloc(crtc_count, sizeof(struct drm_fb_helper_crtc), GFP_KERNEL);
- if (!helper->crtc_info)
+ fb_helper->dev = dev;
+ fb_helper->poll_enabled = polled;
+
+ slow_work_register_user(THIS_MODULE);
+ delayed_slow_work_init(&fb_helper->output_status_change_slow_work,
+ &output_status_change_ops);
+
+ INIT_LIST_HEAD(&fb_helper->kernel_fb_list);
+
+ fb_helper->crtc_info = kcalloc(crtc_count, sizeof(struct drm_fb_helper_crtc), GFP_KERNEL);
+ if (!fb_helper->crtc_info)
return -ENOMEM;
- helper->crtc_count = crtc_count;
- helper->connector_info = kcalloc(dev->mode_config.num_connector, sizeof(struct drm_fb_helper_connector *), GFP_KERNEL);
- if (!helper->connector_info) {
- kfree(helper->crtc_info);
+ fb_helper->crtc_count = crtc_count;
+ fb_helper->connector_info = kcalloc(dev->mode_config.num_connector, sizeof(struct drm_fb_helper_connector *), GFP_KERNEL);
+ if (!fb_helper->connector_info) {
+ kfree(fb_helper->crtc_info);
return -ENOMEM;
}
- helper->connector_count = 0;
+ fb_helper->connector_count = 0;
for (i = 0; i < crtc_count; i++) {
- helper->crtc_info[i].mode_set.connectors =
+ fb_helper->crtc_info[i].mode_set.connectors =
kcalloc(max_conn_count,
sizeof(struct drm_connector *),
GFP_KERNEL);
- if (!helper->crtc_info[i].mode_set.connectors) {
+ if (!fb_helper->crtc_info[i].mode_set.connectors) {
ret = -ENOMEM;
goto out_free;
}
- helper->crtc_info[i].mode_set.num_connectors = 0;
+ fb_helper->crtc_info[i].mode_set.num_connectors = 0;
}
i = 0;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
- helper->crtc_info[i].crtc_id = crtc->base.id;
- helper->crtc_info[i].mode_set.crtc = crtc;
+ fb_helper->crtc_info[i].crtc_id = crtc->base.id;
+ fb_helper->crtc_info[i].mode_set.crtc = crtc;
i++;
}
- helper->conn_limit = max_conn_count;
+ fb_helper->conn_limit = max_conn_count;
return 0;
out_free:
- drm_fb_helper_crtc_free(helper);
+ drm_fb_helper_crtc_free(fb_helper);
return -ENOMEM;
}
-EXPORT_SYMBOL(drm_fb_helper_init_crtc_count);
+EXPORT_SYMBOL(drm_fb_helper_init);
+
+void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)
+{
+ if (!list_empty(&fb_helper->kernel_fb_list)) {
+ list_del(&fb_helper->kernel_fb_list);
+ if (list_empty(&kernel_fb_helper_list)) {
+ printk(KERN_INFO "unregistered panic notifier\n");
+ atomic_notifier_chain_unregister(&panic_notifier_list,
+ &paniced);
+ unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
+ }
+ }
+
+ drm_fb_helper_crtc_free(fb_helper);
+
+ delayed_slow_work_cancel(&fb_helper->output_status_change_slow_work);
+ slow_work_unregister_user(THIS_MODULE);
+}
+EXPORT_SYMBOL(drm_fb_helper_fini);
static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
u16 blue, u16 regno, struct fb_info *info)
@@ -710,6 +739,11 @@ int drm_fb_helper_set_par(struct fb_info *info)
}
}
mutex_unlock(&dev->mode_config.mutex);
+
+ if (fb_helper->delayed_hotplug) {
+ fb_helper->delayed_hotplug = false;
+ delayed_slow_work_enqueue(&fb_helper->output_status_change_slow_work, 0);
+ }
return 0;
}
EXPORT_SYMBOL(drm_fb_helper_set_par);
@@ -751,7 +785,7 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
{
int new_fb = 0;
int crtc_count = 0;
- int ret, i;
+ int i;
struct fb_info *info;
struct drm_fb_helper_surface_size sizes;
int gamma_size = 0;
@@ -827,7 +861,7 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
}
/* push down into drivers */
- new_fb = (*fb_helper->fb_probe)(fb_helper, &sizes);
+ new_fb = (*fb_helper->funcs->fb_probe)(fb_helper, &sizes);
if (new_fb < 0)
return new_fb;
@@ -840,11 +874,7 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
if (new_fb) {
info->var.pixclock = 0;
- ret = fb_alloc_cmap(&info->cmap, gamma_size, 0);
- if (ret)
- return ret;
if (register_framebuffer(info) < 0) {
- fb_dealloc_cmap(&info->cmap);
return -EINVAL;
}
@@ -870,23 +900,6 @@ int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,
}
EXPORT_SYMBOL(drm_fb_helper_single_fb_probe);
-void drm_fb_helper_free(struct drm_fb_helper *helper)
-{
- if (!list_empty(&helper->kernel_fb_list)) {
- list_del(&helper->kernel_fb_list);
- if (list_empty(&kernel_fb_helper_list)) {
- printk(KERN_INFO "unregistered panic notifier\n");
- atomic_notifier_chain_unregister(&panic_notifier_list,
- &paniced);
- unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
- }
- }
- drm_fb_helper_crtc_free(helper);
- if (helper->fbdev->cmap.len)
- fb_dealloc_cmap(&helper->fbdev->cmap);
-}
-EXPORT_SYMBOL(drm_fb_helper_free);
-
void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
uint32_t depth)
{
@@ -1291,7 +1304,7 @@ static void drm_setup_crtcs(struct drm_fb_helper *fb_helper)
* RETURNS:
* Zero if everything went ok, nonzero otherwise.
*/
-bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper)
+bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel)
{
struct drm_device *dev = fb_helper->dev;
int count = 0;
@@ -1304,13 +1317,12 @@ bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper)
count = drm_fb_helper_probe_connector_modes(fb_helper,
dev->mode_config.max_width,
dev->mode_config.max_height);
-
/*
* we shouldn't end up with no modes here.
*/
if (count == 0) {
if (fb_helper->poll_enabled) {
- delayed_slow_work_enqueue(&fb_helper->output_poll_slow_work,
+ delayed_slow_work_enqueue(&fb_helper->output_status_change_slow_work,
5*HZ);
printk(KERN_INFO "No connectors reported connected with modes - started polling\n");
} else
@@ -1318,85 +1330,114 @@ bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper)
}
drm_setup_crtcs(fb_helper);
- return 0;
+ return drm_fb_helper_single_fb_probe(fb_helper, bpp_sel);
}
EXPORT_SYMBOL(drm_fb_helper_initial_config);
-bool drm_helper_fb_hotplug_event(struct drm_fb_helper *fb_helper,
- u32 max_width, u32 max_height, bool polled)
+/* we got a hotplug irq - need to update fbcon */
+void drm_helper_fb_hpd_irq_event(struct drm_fb_helper *fb_helper)
+{
+ /* if we don't have the fbdev registered yet do nothing */
+ if (!fb_helper->fbdev)
+ return;
+
+ /* schedule a slow work asap */
+ delayed_slow_work_enqueue(&fb_helper->output_status_change_slow_work, 0);
+}
+EXPORT_SYMBOL(drm_helper_fb_hpd_irq_event);
+
+bool drm_helper_fb_hotplug_event(struct drm_fb_helper *fb_helper, bool polled)
{
int count = 0;
int ret;
+ u32 max_width, max_height, bpp_sel;
+
+ if (!fb_helper->fb)
+ return false;
DRM_DEBUG_KMS("\n");
+ max_width = fb_helper->fb->width;
+ max_height = fb_helper->fb->height;
+ bpp_sel = fb_helper->fb->bits_per_pixel;
+
count = drm_fb_helper_probe_connector_modes(fb_helper, max_width,
max_height);
if (fb_helper->poll_enabled && !polled) {
if (count) {
- delayed_slow_work_cancel(&fb_helper->output_poll_slow_work);
+ delayed_slow_work_cancel(&fb_helper->output_status_change_slow_work);
} else {
- ret = delayed_slow_work_enqueue(&fb_helper->output_poll_slow_work, 5*HZ);
+ ret = delayed_slow_work_enqueue(&fb_helper->output_status_change_slow_work, 5*HZ);
}
}
drm_setup_crtcs(fb_helper);
- return true;
+ return drm_fb_helper_single_fb_probe(fb_helper, bpp_sel);
}
EXPORT_SYMBOL(drm_helper_fb_hotplug_event);
-static void output_poll_execute(struct slow_work *work)
+/*
+ * delayed work queue execution function
+ * - check if fbdev is actually in use on the gpu
+ * - if not set delayed flag and repoll if necessary
+ * - check for connector status change
+ * - repoll if 0 modes found
+ *- call driver output status changed notifier
+ */
+static void output_status_change_execute(struct slow_work *work)
{
struct delayed_slow_work *delayed_work = container_of(work, struct delayed_slow_work, work);
- struct drm_fb_helper *fb_helper = container_of(delayed_work, struct drm_fb_helper, output_poll_slow_work);
- struct drm_device *dev = fb_helper->dev;
+ struct drm_fb_helper *fb_helper = container_of(delayed_work, struct drm_fb_helper, output_status_change_slow_work);
struct drm_connector *connector;
enum drm_connector_status old_status, status;
- bool repoll = true, changed = false;
+ bool repoll, changed = false;
int ret;
+ int i;
+ bool bound = false, crtcs_bound = false;
+ struct drm_crtc *crtc;
- list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ repoll = fb_helper->poll_enabled;
+
+ /* first of all check the fbcon framebuffer is actually bound to any crtc */
+ /* take into account that no crtc at all maybe bound */
+ list_for_each_entry(crtc, &fb_helper->dev->mode_config.crtc_list, head) {
+ if (crtc->fb)
+ crtcs_bound = true;
+ if (crtc->fb == fb_helper->fb)
+ bound = true;
+ }
+
+ if (bound == false && crtcs_bound) {
+ fb_helper->delayed_hotplug = true;
+ goto requeue;
+ }
+
+ for (i = 0; i < fb_helper->connector_count; i++) {
+ connector = fb_helper->connector_info[i]->connector;
old_status = connector->status;
status = connector->funcs->detect(connector);
if (old_status != status) {
changed = true;
- /* something changed */
}
- if (status == connector_status_connected) {
+ if (status == connector_status_connected && repoll) {
DRM_DEBUG("%s is connected - stop polling\n", drm_get_connector_name(connector));
repoll = false;
}
}
+ if (changed) {
+ if (fb_helper->funcs->fb_output_status_changed)
+ fb_helper->funcs->fb_output_status_changed(fb_helper);
+ }
+
+requeue:
if (repoll) {
ret = delayed_slow_work_enqueue(delayed_work, 5*HZ);
if (ret)
DRM_ERROR("delayed enqueue failed %d\n", ret);
}
-
- if (changed) {
- if (fb_helper->fb_poll_changed)
- fb_helper->fb_poll_changed(fb_helper);
- }
}
-struct slow_work_ops output_poll_ops = {
- .execute = output_poll_execute,
+static struct slow_work_ops output_status_change_ops = {
+ .execute = output_status_change_execute,
};
-void drm_fb_helper_poll_init(struct drm_fb_helper *fb_helper)
-{
- int ret;
-
- ret = slow_work_register_user(THIS_MODULE);
-
- delayed_slow_work_init(&fb_helper->output_poll_slow_work, &output_poll_ops);
- fb_helper->poll_enabled = true;
-}
-EXPORT_SYMBOL(drm_fb_helper_poll_init);
-
-void drm_fb_helper_poll_fini(struct drm_fb_helper *fb_helper)
-{
- delayed_slow_work_cancel(&fb_helper->output_poll_slow_work);
- slow_work_unregister_user(THIS_MODULE);
-}
-EXPORT_SYMBOL(drm_fb_helper_poll_fini);
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 5388354da0d..fdf08f22290 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -266,6 +266,7 @@ static void i915_hotplug_work_func(struct work_struct *work)
}
}
/* Just fire off a uevent and let userspace tell us what to do */
+ intelfb_hotplug(dev, false);
drm_sysfs_hotplug_event(dev);
}
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 9ffb9f2c9ab..11fce595882 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -228,4 +228,6 @@ extern int intel_overlay_put_image(struct drm_device *dev, void *data,
struct drm_file *file_priv);
extern int intel_overlay_attrs(struct drm_device *dev, void *data,
struct drm_file *file_priv);
+
+void intelfb_hotplug(struct drm_device *dev, bool polled);
#endif /* __INTEL_DRV_H__ */
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 8f7a7c47609..cc726ff0a02 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -65,12 +65,6 @@ static struct fb_ops intelfb_ops = {
.fb_setcmap = drm_fb_helper_setcmap,
};
-static struct drm_fb_helper_funcs intel_fb_helper_funcs = {
- .gamma_set = intel_crtc_fb_gamma_set,
- .gamma_get = intel_crtc_fb_gamma_get,
-};
-
-
static int intelfb_create(struct intel_fbdev *ifbdev,
struct drm_fb_helper_surface_size *sizes)
{
@@ -129,7 +123,6 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
ifbdev->helper.fb = fb;
ifbdev->helper.fbdev = info;
- ifbdev->helper.funcs = &intel_fb_helper_funcs;
strcpy(info->fix.id, "inteldrmfb");
@@ -154,6 +147,12 @@ static int intelfb_create(struct intel_fbdev *ifbdev,
ret = -ENOSPC;
goto out_unpin;
}
+
+ ret = fb_alloc_cmap(&info->cmap, 256, 0);
+ if (ret) {
+ ret = -ENOMEM;
+ goto out_unpin;
+ }
info->screen_size = size;
// memset(info->screen_base, 0, size);
@@ -205,15 +204,18 @@ static int intel_fb_find_or_create_single(struct drm_fb_helper *helper,
return new_fb;
}
-static int intelfb_probe(struct intel_fbdev *ifbdev)
+void intelfb_hotplug(struct drm_device *dev, bool polled)
{
- int ret;
-
- DRM_DEBUG_KMS("\n");
- ret = drm_fb_helper_single_fb_probe(&ifbdev->helper, 32);
- return ret;
+ drm_i915_private_t *dev_priv = dev->dev_private;
+ drm_helper_fb_hpd_irq_event(&dev_priv->fbdev->helper);
}
+static struct drm_fb_helper_funcs intel_fb_helper_funcs = {
+ .gamma_set = intel_crtc_fb_gamma_set,
+ .gamma_get = intel_crtc_fb_gamma_get,
+ .fb_probe = intel_fb_find_or_create_single,
+};
+
int intel_fbdev_destroy(struct drm_device *dev,
struct intel_fbdev *ifbdev)
{
@@ -224,10 +226,12 @@ int intel_fbdev_destroy(struct drm_device *dev,
info = ifbdev->helper.fbdev;
unregister_framebuffer(info);
iounmap(info->screen_base);
+ if (info->cmap.len)
+ fb_dealloc_cmap(&info->cmap);
framebuffer_release(info);
}
- drm_fb_helper_free(&ifbdev->helper);
+ drm_fb_helper_fini(&ifbdev->helper);
drm_framebuffer_cleanup(&ifb->base);
if (ifb->obj)
@@ -246,13 +250,13 @@ int intel_fbdev_init(struct drm_device *dev)
return -ENOMEM;
dev_priv->fbdev = ifbdev;
+ ifbdev->helper.funcs = &intel_fb_helper_funcs;
+
+ drm_fb_helper_init(dev, &ifbdev->helper, 2,
+ INTELFB_CONN_LIMIT, false);
- drm_fb_helper_init_crtc_count(dev, &ifbdev->helper, 2,
- INTELFB_CONN_LIMIT);
drm_fb_helper_single_add_all_connectors(&ifbdev->helper);
- ifbdev->helper.fb_probe = intel_fb_find_or_create_single;
- drm_fb_helper_initial_config(&ifbdev->helper);
- intelfb_probe(ifbdev);
+ drm_fb_helper_initial_config(&ifbdev->helper, 32);
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index fd5d3cde0a0..bc81ec7dc13 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -156,11 +156,6 @@ static void nouveau_fbcon_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
*blue = nv_crtc->lut.b[regno];
}
-static struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = {
- .gamma_set = nouveau_fbcon_gamma_set,
- .gamma_get = nouveau_fbcon_gamma_get
-};
-
#if defined(__i386__) || defined(__x86_64__)
static bool
nouveau_fbcon_has_vesafb_or_efifb(struct drm_device *dev)
@@ -272,6 +267,12 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev,
goto out_unref;
}
+ ret = fb_alloc_cmap(&info->cmap, 256, 0);
+ if (ret) {
+ ret = -ENOMEM;
+ goto out_unref;
+ }
+
info->par = nfbdev;
nouveau_framebuffer_init(dev, &nfbdev->nouveau_fb, &mode_cmd, nvbo);
@@ -282,7 +283,6 @@ nouveau_fbcon_create(struct nouveau_fbdev *nfbdev,
/* setup helper */
nfbdev->helper.fb = fb;
nfbdev->helper.fbdev = info;
- nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs;
strcpy(info->fix.id, "nouveaufb");
if (nouveau_nofbaccel)
@@ -381,12 +381,15 @@ nouveau_fbcon_find_or_create_single(struct drm_fb_helper *helper,
return new_fb;
}
-static int
-nouveau_fbcon_probe(struct nouveau_fbdev *nfbdev)
+void nouveau_fbcon_hotplug(struct drm_device *dev)
{
- NV_DEBUG_KMS(nfbdev->dev, "\n");
+ struct drm_nouveau_private *dev_priv = dev->dev_private;
+ drm_helper_fb_hpd_irq_event(&dev_priv->nfbdev->helper);
+}
- return drm_fb_helper_single_fb_probe(&nfbdev->helper, 32);
+static void nouveau_fbcon_output_status_changed(struct drm_fb_helper *fb_helper)
+{
+ drm_helper_fb_hotplug_event(fb_helper, true);
}
int
@@ -398,6 +401,8 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev)
if (nfbdev->helper.fbdev) {
info = nfbdev->helper.fbdev;
unregister_framebuffer(info);
+ if (info->cmap.len)
+ fb_dealloc_cmap(&info->cmap);
framebuffer_release(info);
}
@@ -406,7 +411,7 @@ nouveau_fbcon_destroy(struct drm_device *dev, struct nouveau_fbdev *nfbdev)
drm_gem_object_unreference_unlocked(nouveau_fb->nvbo->gem);
nouveau_fb->nvbo = NULL;
}
- drm_fb_helper_free(&nfbdev->helper);
+ drm_fb_helper_fini(&nfbdev->helper);
drm_framebuffer_cleanup(&nouveau_fb->base);
return 0;
}
@@ -420,6 +425,14 @@ void nouveau_fbcon_gpu_lockup(struct fb_info *info)
info->flags |= FBINFO_HWACCEL_DISABLED;
}
+static struct drm_fb_helper_funcs nouveau_fbcon_helper_funcs = {
+ .gamma_set = nouveau_fbcon_gamma_set,
+ .gamma_get = nouveau_fbcon_gamma_get,
+ .fb_probe = nouveau_fbcon_find_or_create_single,
+ .fb_output_status_changed = nouveau_fbcon_output_status_changed,
+};
+
+
int nouveau_fbcon_init(struct drm_device *dev)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
@@ -431,14 +444,12 @@ int nouveau_fbcon_init(struct drm_device *dev)
nfbdev->dev = dev;
dev_priv->nfbdev = nfbdev;
+ nfbdev->helper.funcs = &nouveau_fbcon_helper_funcs;
- drm_fb_helper_init_crtc_count(dev, &nfbdev->helper,
- 2, 4);
- nfbdev->helper.fb_probe = nouveau_fbcon_find_or_create_single;
+ drm_fb_helper_init(dev, &nfbdev->helper,
+ 2, 4, true);
drm_fb_helper_single_add_all_connectors(&nfbdev->helper);
-
- drm_fb_helper_initial_config(&nfbdev->helper);
- nouveau_fbcon_probe(nfbdev);
+ drm_fb_helper_initial_config(&nfbdev->helper, 32);
return 0;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.h b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
index 7835b568555..bf8e00d4de6 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.h
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.h
@@ -57,5 +57,7 @@ void nouveau_fbcon_set_suspend(struct drm_device *dev, int state);
void nouveau_fbcon_zfill_all(struct drm_device *dev);
void nouveau_fbcon_save_disable_accel(struct drm_device *dev);
void nouveau_fbcon_restore_accel(struct drm_device *dev);
+
+void nouveau_fbcon_hotplug(struct drm_device *dev);
#endif /* __NV50_FBCON_H__ */
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index fac6c88a2b1..d4f06c2a61e 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -29,6 +29,7 @@
#include "nouveau_encoder.h"
#include "nouveau_connector.h"
#include "nouveau_fb.h"
+#include "nouveau_fbcon.h"
#include "drm_crtc_helper.h"
static void
@@ -941,6 +942,8 @@ nv50_display_irq_hotplug(struct drm_device *dev)
nv_wr32(dev, 0xe054, nv_rd32(dev, 0xe054));
if (dev_priv->chipset >= 0x90)
nv_wr32(dev, 0xe074, nv_rd32(dev, 0xe074));
+
+ nouveau_fbcon_hotplug(dev);
}
void
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index 7913e50fe50..93cc54fac33 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -86,11 +86,6 @@ static int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bo
return aligned;
}
-static struct drm_fb_helper_funcs radeon_fb_helper_funcs = {
- .gamma_set = radeon_crtc_fb_gamma_set,
- .gamma_get = radeon_crtc_fb_gamma_get,
-};
-
static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj)
{
struct radeon_bo *rbo = gobj->driver_private;
@@ -222,7 +217,6 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev,
/* setup helper */
rfbdev->helper.fb = fb;
rfbdev->helper.fbdev = info;
- rfbdev->helper.funcs = &radeon_fb_helper_funcs;
memset_io(rbo->kptr, 0x0, radeon_bo_size(rbo));
@@ -252,10 +246,18 @@ static int radeonfb_create(struct radeon_fbdev *rfbdev,
info->pixmap.access_align = 32;
info->pixmap.flags = FB_PIXMAP_SYSTEM;
info->pixmap.scan_align = 1;
+
if (info->screen_base == NULL) {
ret = -ENOSPC;
goto out_unref;
}
+
+ ret = fb_alloc_cmap(&info->cmap, 256, 0);
+ if (ret) {
+ ret = -ENOMEM;
+ goto out_unref;
+ }
+
DRM_INFO("fb mappable at 0x%lX\n", info->fix.smem_start);
DRM_INFO("vram apper at 0x%lX\n", (unsigned long)rdev->mc.aper_base);
DRM_INFO("size %lu\n", (unsigned long)radeon_bo_size(rbo));
@@ -309,33 +311,16 @@ int radeon_parse_options(char *options)
return 0;
}
-static int radeonfb_probe(struct radeon_fbdev *rfbdev)
-{
- struct radeon_device *rdev = rfbdev->rdev;
- int bpp_sel = 32;
-
- /* select 8 bpp console on RN50 or 16MB cards */
- if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024))
- bpp_sel = 8;
-
- return drm_fb_helper_single_fb_probe(&rfbdev->helper, bpp_sel);
-}
-
void radeonfb_hotplug(struct drm_device *dev, bool polled)
{
struct radeon_device *rdev = dev->dev_private;
- int max_width, max_height;
-
- max_width = rdev->mode_info.rfbdev->rfb.base.width;
- max_height = rdev->mode_info.rfbdev->rfb.base.height;
- drm_helper_fb_hotplug_event(&rdev->mode_info.rfbdev->helper, max_width, max_height, polled);
- radeonfb_probe(rdev->mode_info.rfbdev);
+ drm_helper_fb_hpd_irq_event(&rdev->mode_info.rfbdev->helper);
}
-static void radeon_fb_poll_changed(struct drm_fb_helper *fb_helper)
+static void radeon_fb_output_status_changed(struct drm_fb_helper *fb_helper)
{
- radeonfb_hotplug(fb_helper->dev, true);
+ drm_helper_fb_hotplug_event(fb_helper, true);
}
static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfbdev)
@@ -347,7 +332,10 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb
if (rfbdev->helper.fbdev) {
info = rfbdev->helper.fbdev;
+
unregister_framebuffer(info);
+ if (info->cmap.len)
+ fb_dealloc_cmap(&info->cmap);
framebuffer_release(info);
}
@@ -361,16 +349,27 @@ static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfb
}
drm_gem_object_unreference_unlocked(rfb->obj);
}
- drm_fb_helper_free(&rfbdev->helper);
+ drm_fb_helper_fini(&rfbdev->helper);
drm_framebuffer_cleanup(&rfb->base);
return 0;
}
-MODULE_LICENSE("GPL");
+
+static struct drm_fb_helper_funcs radeon_fb_helper_funcs = {
+ .gamma_set = radeon_crtc_fb_gamma_set,
+ .gamma_get = radeon_crtc_fb_gamma_get,
+ .fb_probe = radeon_fb_find_or_create_single,
+ .fb_output_status_changed = radeon_fb_output_status_changed,
+};
int radeon_fbdev_init(struct radeon_device *rdev)
{
struct radeon_fbdev *rfbdev;
+ int bpp_sel = 32;
+
+ /* select 8 bpp console on RN50 or 16MB cards */
+ if (ASIC_IS_RN50(rdev) || rdev->mc.real_vram_size <= (32*1024*1024))
+ bpp_sel = 8;
rfbdev = kzalloc(sizeof(struct radeon_fbdev), GFP_KERNEL);
if (!rfbdev)
@@ -378,20 +377,13 @@ int radeon_fbdev_init(struct radeon_device *rdev)
rfbdev->rdev = rdev;
rdev->mode_info.rfbdev = rfbdev;
+ rfbdev->helper.funcs = &radeon_fb_helper_funcs;
- drm_fb_helper_init_crtc_count(rdev->ddev, &rfbdev->helper,
- rdev->num_crtc,
- RADEONFB_CONN_LIMIT);
- rfbdev->helper.fb_probe = radeon_fb_find_or_create_single;
-
+ drm_fb_helper_init(rdev->ddev, &rfbdev->helper,
+ rdev->num_crtc,
+ RADEONFB_CONN_LIMIT, true);
drm_fb_helper_single_add_all_connectors(&rfbdev->helper);
-
- rfbdev->helper.fb_poll_changed = radeon_fb_poll_changed;
- drm_fb_helper_poll_init(&rfbdev->helper);
-
- drm_fb_helper_initial_config(&rfbdev->helper);
- radeonfb_probe(rfbdev);
-
+ drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel);
return 0;
}
@@ -401,7 +393,6 @@ void radeon_fbdev_fini(struct radeon_device *rdev)
if (!rdev->mode_info.rfbdev)
return;
- drm_fb_helper_poll_fini(&rdev->mode_info.rfbdev->helper);
radeon_fbdev_destroy(rdev->ddev, rdev->mode_info.rfbdev);
kfree(rdev->mode_info.rfbdev);
rdev->mode_info.rfbdev = NULL;
@@ -428,4 +419,3 @@ bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj)
return true;
return false;
}
-
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index a073d73c195..9b55a94fead 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -32,20 +32,14 @@
#include <linux/slow-work.h>
+struct drm_fb_helper;
+
struct drm_fb_helper_crtc {
uint32_t crtc_id;
struct drm_mode_set mode_set;
struct drm_display_mode *desired_mode;
};
-
-struct drm_fb_helper_funcs {
- void (*gamma_set)(struct drm_crtc *crtc, u16 red, u16 green,
- u16 blue, int regno);
- void (*gamma_get)(struct drm_crtc *crtc, u16 *red, u16 *green,
- u16 *blue, int regno);
-};
-
/* mode specified on the command line */
struct drm_fb_helper_cmdline_mode {
bool specified;
@@ -69,6 +63,19 @@ struct drm_fb_helper_surface_size {
u32 surface_depth;
};
+struct drm_fb_helper_funcs {
+ void (*gamma_set)(struct drm_crtc *crtc, u16 red, u16 green,
+ u16 blue, int regno);
+ void (*gamma_get)(struct drm_crtc *crtc, u16 *red, u16 *green,
+ u16 *blue, int regno);
+
+ int (*fb_probe)(struct drm_fb_helper *helper,
+ struct drm_fb_helper_surface_size *sizes);
+
+ void (*fb_output_status_changed)(struct drm_fb_helper *helper);
+
+};
+
struct drm_fb_helper_connector {
struct drm_fb_helper_cmdline_mode cmdline_mode;
struct drm_connector *connector;
@@ -88,21 +95,20 @@ struct drm_fb_helper {
u32 pseudo_palette[17];
struct list_head kernel_fb_list;
- struct delayed_slow_work output_poll_slow_work;
+ struct delayed_slow_work output_status_change_slow_work;
bool poll_enabled;
- int (*fb_probe)(struct drm_fb_helper *helper,
- struct drm_fb_helper_surface_size *sizes);
-
- void (*fb_poll_changed)(struct drm_fb_helper *helper);
+ /* we got a hotplug but fbdev wasn't running the console
+ delay until next set_par */
+ bool delayed_hotplug;
};
int drm_fb_helper_single_fb_probe(struct drm_fb_helper *helper,
int preferred_bpp);
-int drm_fb_helper_init_crtc_count(struct drm_device *dev,
- struct drm_fb_helper *helper, int crtc_count,
- int max_conn);
-void drm_fb_helper_free(struct drm_fb_helper *helper);
+int drm_fb_helper_init(struct drm_device *dev,
+ struct drm_fb_helper *helper, int crtc_count,
+ int max_conn, bool polled);
+void drm_fb_helper_fini(struct drm_fb_helper *helper);
int drm_fb_helper_blank(int blank, struct fb_info *info);
int drm_fb_helper_pan_display(struct fb_var_screeninfo *var,
struct fb_info *info);
@@ -125,10 +131,9 @@ 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);
bool drm_helper_fb_hotplug_event(struct drm_fb_helper *fb_helper,
- u32 max_width, u32 max_height, bool polled);
-bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper);
+ bool polled);
+bool 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);
-void drm_fb_helper_poll_init(struct drm_fb_helper *fb_helper);
-void drm_fb_helper_poll_fini(struct drm_fb_helper *fb_helper);
+void drm_helper_fb_hpd_irq_event(struct drm_fb_helper *fb_helper);
#endif