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drm/sti: Use drm_crtc_vblank_*() API 

Non-legacy drivers should only use this API to allow per-CRTC data to be
eventually moved into struct drm_crtc.

Cc: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Cc: Vincent Abriou <vincent.abriou@st.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Reviewed-by: Vincent Abriou <vincent.abriou@st.com>
This commit is contained in:
Thierry Reding 2015-09-24 18:35:38 +02:00 committed by Vincent Abriou
parent df00d029d7
commit 2388693e10
5 changed files with 32 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
drivers/gpu/drm/sti/sti_crtc.c
View File

@ -254,15 +254,17 @@ static int sti_crtc_set_property(struct drm_crtc *crtc,
int sti_crtc_vblank_cb(struct notifier_block *nb,
unsigned long event, void *data)
{
struct drm_device *drm_dev;
struct sti_compositor *compo =
container_of(nb, struct sti_compositor, vtg_vblank_nb);
int *crtc = data;
struct drm_crtc *crtc = data;
struct sti_mixer *mixer;
unsigned long flags;
struct sti_private *priv;
unsigned int pipe;
drm_dev = compo->mixer[*crtc]->drm_crtc.dev;
priv = drm_dev->dev_private;
priv = crtc->dev->dev_private;
pipe = drm_crtc_index(crtc);
mixer = compo->mixer[pipe];
if ((event != VTG_TOP_FIELD_EVENT) &&
(event != VTG_BOTTOM_FIELD_EVENT)) {
@ -270,30 +272,30 @@ int sti_crtc_vblank_cb(struct notifier_block *nb,
return -EINVAL;
}
drm_handle_vblank(drm_dev, *crtc);
drm_crtc_handle_vblank(crtc);
spin_lock_irqsave(&drm_dev->event_lock, flags);
if (compo->mixer[*crtc]->pending_event) {
drm_send_vblank_event(drm_dev, *crtc,
compo->mixer[*crtc]->pending_event);
drm_vblank_put(drm_dev, *crtc);
compo->mixer[*crtc]->pending_event = NULL;
spin_lock_irqsave(&crtc->dev->event_lock, flags);
if (mixer->pending_event) {
drm_crtc_send_vblank_event(crtc, mixer->pending_event);
drm_crtc_vblank_put(crtc);
mixer->pending_event = NULL;
}
spin_unlock_irqrestore(&drm_dev->event_lock, flags);
spin_unlock_irqrestore(&crtc->dev->event_lock, flags);
if (compo->mixer[*crtc]->status == STI_MIXER_DISABLING) {
if (mixer->status == STI_MIXER_DISABLING) {
struct drm_plane *p;
/* Disable mixer only if all overlay planes (GDP and VDP)
* are disabled */
list_for_each_entry(p, &drm_dev->mode_config.plane_list, head) {
list_for_each_entry(p, &crtc->dev->mode_config.plane_list,
head) {
struct sti_plane *plane = to_sti_plane(p);
if ((plane->desc & STI_PLANE_TYPE_MASK) <= STI_VDP)
if (plane->status != STI_PLANE_DISABLED)
return 0;
}
sti_crtc_disable(&compo->mixer[*crtc]->drm_crtc);
sti_crtc_disable(crtc);
}
return 0;
@ -304,12 +306,13 @@ int sti_crtc_enable_vblank(struct drm_device *dev, unsigned int pipe)
struct sti_private *dev_priv = dev->dev_private;
struct sti_compositor *compo = dev_priv->compo;
struct notifier_block *vtg_vblank_nb = &compo->vtg_vblank_nb;
struct drm_crtc *crtc = &compo->mixer[pipe]->drm_crtc;
DRM_DEBUG_DRIVER("\n");
if (sti_vtg_register_client(pipe == STI_MIXER_MAIN ?
compo->vtg_main : compo->vtg_aux,
vtg_vblank_nb, pipe)) {
vtg_vblank_nb, crtc)) {
DRM_ERROR("Cannot register VTG notifier\n");
return -EINVAL;
}
@ -323,6 +326,7 @@ void sti_crtc_disable_vblank(struct drm_device *drm_dev, unsigned int pipe)
struct sti_private *priv = drm_dev->dev_private;
struct sti_compositor *compo = priv->compo;
struct notifier_block *vtg_vblank_nb = &compo->vtg_vblank_nb;
struct drm_crtc *crtc = &compo->mixer[pipe]->drm_crtc;
DRM_DEBUG_DRIVER("\n");
@ -332,7 +336,7 @@ void sti_crtc_disable_vblank(struct drm_device *drm_dev, unsigned int pipe)
/* free the resources of the pending requests */
if (compo->mixer[pipe]->pending_event) {
drm_vblank_put(drm_dev, pipe);
drm_crtc_vblank_put(crtc);
compo->mixer[pipe]->pending_event = NULL;
}
}

2
drivers/gpu/drm/sti/sti_gdp.c
View File

@ -492,7 +492,7 @@ static void sti_gdp_atomic_update(struct drm_plane *drm_plane,
/* Register gdp callback */
if (sti_vtg_register_client(mixer->id == STI_MIXER_MAIN ?
compo->vtg_main : compo->vtg_aux,
&gdp->vtg_field_nb, mixer->id)) {
&gdp->vtg_field_nb, crtc)) {
DRM_ERROR("Cannot register VTG notifier\n");
return;
}

2
drivers/gpu/drm/sti/sti_hqvdp.c
View File

@ -763,7 +763,7 @@ static void sti_hqvdp_atomic_update(struct drm_plane *drm_plane,
/* Register VTG Vsync callback to handle bottom fields */
if (sti_vtg_register_client(hqvdp->vtg,
&hqvdp->vtg_nb,
mixer->id)) {
crtc)) {
DRM_ERROR("Cannot register VTG notifier\n");
return;
}

14
drivers/gpu/drm/sti/sti_vtg.c
View File

@ -79,7 +79,7 @@ LIST_HEAD(vtg_lookup);
* @irq: VTG irq
* @type: VTG type (main or aux)
* @notifier_list: notifier callback
* @crtc_id: the crtc id for vblank event
* @crtc: the CRTC for vblank event
* @slave: slave vtg
* @link: List node to link the structure in lookup list
*/
@ -90,7 +90,7 @@ struct sti_vtg {
int irq;
u32 irq_status;
struct raw_notifier_head notifier_list;
int crtc_id;
struct drm_crtc *crtc;
struct sti_vtg *slave;
struct list_head link;
};
@ -283,13 +283,13 @@ u32 sti_vtg_get_pixel_number(struct drm_display_mode mode, int x)
}
EXPORT_SYMBOL(sti_vtg_get_pixel_number);
int sti_vtg_register_client(struct sti_vtg *vtg,
struct notifier_block *nb, int crtc_id)
int sti_vtg_register_client(struct sti_vtg *vtg, struct notifier_block *nb,
struct drm_crtc *crtc)
{
if (vtg->slave)
return sti_vtg_register_client(vtg->slave, nb, crtc_id);
return sti_vtg_register_client(vtg->slave, nb, crtc);
vtg->crtc_id = crtc_id;
vtg->crtc = crtc;
return raw_notifier_chain_register(&vtg->notifier_list, nb);
}
EXPORT_SYMBOL(sti_vtg_register_client);
@ -311,7 +311,7 @@ static irqreturn_t vtg_irq_thread(int irq, void *arg)
event = (vtg->irq_status & VTG_IRQ_TOP) ?
VTG_TOP_FIELD_EVENT : VTG_BOTTOM_FIELD_EVENT;
raw_notifier_call_chain(&vtg->notifier_list, event, &vtg->crtc_id);
raw_notifier_call_chain(&vtg->notifier_list, event, vtg->crtc);
return IRQ_HANDLED;
}

4
drivers/gpu/drm/sti/sti_vtg.h
View File

@ -17,8 +17,8 @@ struct notifier_block;
struct sti_vtg *of_vtg_find(struct device_node *np);
void sti_vtg_set_config(struct sti_vtg *vtg,
const struct drm_display_mode *mode);
int sti_vtg_register_client(struct sti_vtg *vtg,
struct notifier_block *nb, int crtc_id);
int sti_vtg_register_client(struct sti_vtg *vtg, struct notifier_block *nb,
struct drm_crtc *crtc);
int sti_vtg_unregister_client(struct sti_vtg *vtg,
struct notifier_block *nb);