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drm/nouveau: store vblank event handler data in nv_crtc 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-08-10 04:10:19 +10:00
parent 8a42364701
commit b12f0ae9e8
3 changed files with 29 additions and 29 deletions
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1
drivers/gpu/drm/nouveau/nouveau_crtc.h
View File

@ -31,6 +31,7 @@ struct nouveau_crtc {
struct drm_crtc base;
int index;
struct nouveau_eventh *vblank;
uint32_t dpms_saved_fp_control;
uint32_t fp_users;

55
drivers/gpu/drm/nouveau/nouveau_display.c
View File

@ -44,28 +44,36 @@
static int
nouveau_display_vblank_handler(void *data, u32 type, int head)
{
struct nouveau_drm *drm = data;
drm_handle_vblank(drm->dev, head);
struct nouveau_crtc *nv_crtc = data;
drm_handle_vblank(nv_crtc->base.dev, nv_crtc->index);
return NVKM_EVENT_KEEP;
}
int
nouveau_display_vblank_enable(struct drm_device *dev, int head)
{
struct nouveau_display *disp = nouveau_display(dev);
if (disp) {
nouveau_event_get(disp->vblank[head]);
return 0;
struct drm_crtc *crtc;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
if (nv_crtc->index == head) {
nouveau_event_get(nv_crtc->vblank);
return 0;
}
}
return -EIO;
return -EINVAL;
}
void
nouveau_display_vblank_disable(struct drm_device *dev, int head)
{
struct nouveau_display *disp = nouveau_display(dev);
if (disp)
nouveau_event_put(disp->vblank[head]);
struct drm_crtc *crtc;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
if (nv_crtc->index == head) {
nouveau_event_put(nv_crtc->vblank);
return;
}
}
}
static inline int
@ -151,36 +159,29 @@ nouveau_display_vblstamp(struct drm_device *dev, int head, int *max_error,
static void
nouveau_display_vblank_fini(struct drm_device *dev)
{
struct nouveau_display *disp = nouveau_display(dev);
int i;
struct drm_crtc *crtc;
drm_vblank_cleanup(dev);
if (disp->vblank) {
for (i = 0; i < dev->mode_config.num_crtc; i++)
nouveau_event_ref(NULL, &disp->vblank[i]);
kfree(disp->vblank);
disp->vblank = NULL;
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
nouveau_event_ref(NULL, &nv_crtc->vblank);
}
}
static int
nouveau_display_vblank_init(struct drm_device *dev)
{
struct nouveau_display *disp = nouveau_display(dev);
struct nouveau_drm *drm = nouveau_drm(dev);
struct nouveau_disp *pdisp = nouveau_disp(drm->device);
int ret, i;
struct drm_crtc *crtc;
int ret;
disp->vblank = kzalloc(dev->mode_config.num_crtc *
sizeof(*disp->vblank), GFP_KERNEL);
if (!disp->vblank)
return -ENOMEM;
for (i = 0; i < dev->mode_config.num_crtc; i++) {
ret = nouveau_event_new(pdisp->vblank, 1, i,
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
struct nouveau_crtc *nv_crtc = nouveau_crtc(crtc);
ret = nouveau_event_new(pdisp->vblank, 1, nv_crtc->index,
nouveau_display_vblank_handler,
drm, &disp->vblank[i]);
nv_crtc, &nv_crtc->vblank);
if (ret) {
nouveau_display_vblank_fini(dev);
return ret;

2
drivers/gpu/drm/nouveau/nouveau_display.h
View File

@ -40,8 +40,6 @@ struct nouveau_display {
void (*fb_dtor)(struct drm_framebuffer *);
struct nouveau_object *core;
struct nouveau_eventh **vblank;
struct drm_property *dithering_mode;
struct drm_property *dithering_depth;