leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Merge https://gitlab.freedesktop.org/drm/msm into drm-next

Browse Source 
On the display side, cleanups and fixes to enabled modifiers
(QCOM_COMPRESSED).  And otherwise mostly misc fixes all around.

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Rob Clark <robdclark@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGuZ5uBKpf=fHvKpTiD10nychuEY8rnE+HeRz0QMvtY5_A@mail.gmail.com
This commit is contained in:
Dave Airlie
2019-02-20 12:16:30 +10:00
parent 71f4e45a4e 860433ed2a
commit a5f2fafece
29 changed files with 400 additions and 874 deletions
Download Patch File Download Diff File Expand all files Collapse all files

126
drivers/gpu/drm/msm/msm_drv.c
View File

@@ -207,62 +207,44 @@ u32 msm_readl(const void __iomem *addr)
return val;
}
struct vblank_event {
struct list_head node;
struct msm_vblank_work {
struct work_struct work;
int crtc_id;
bool enable;
struct msm_drm_private *priv;
};
static void vblank_ctrl_worker(struct kthread_work *work)
static void vblank_ctrl_worker(struct work_struct *work)
{
struct msm_vblank_ctrl *vbl_ctrl = container_of(work,
struct msm_vblank_ctrl, work);
struct msm_drm_private *priv = container_of(vbl_ctrl,
struct msm_drm_private, vblank_ctrl);
struct msm_vblank_work *vbl_work = container_of(work,
struct msm_vblank_work, work);
struct msm_drm_private *priv = vbl_work->priv;
struct msm_kms *kms = priv->kms;
struct vblank_event *vbl_ev, *tmp;
unsigned long flags;
spin_lock_irqsave(&vbl_ctrl->lock, flags);
list_for_each_entry_safe(vbl_ev, tmp, &vbl_ctrl->event_list, node) {
list_del(&vbl_ev->node);
spin_unlock_irqrestore(&vbl_ctrl->lock, flags);
if (vbl_work->enable)
kms->funcs->enable_vblank(kms, priv->crtcs[vbl_work->crtc_id]);
else
kms->funcs->disable_vblank(kms, priv->crtcs[vbl_work->crtc_id]);
if (vbl_ev->enable)
kms->funcs->enable_vblank(kms,
priv->crtcs[vbl_ev->crtc_id]);
else
kms->funcs->disable_vblank(kms,
priv->crtcs[vbl_ev->crtc_id]);
kfree(vbl_ev);
spin_lock_irqsave(&vbl_ctrl->lock, flags);
}
spin_unlock_irqrestore(&vbl_ctrl->lock, flags);
kfree(vbl_work);
}
static int vblank_ctrl_queue_work(struct msm_drm_private *priv,
int crtc_id, bool enable)
{
struct msm_vblank_ctrl *vbl_ctrl = &priv->vblank_ctrl;
struct vblank_event *vbl_ev;
unsigned long flags;
struct msm_vblank_work *vbl_work;
vbl_ev = kzalloc(sizeof(*vbl_ev), GFP_ATOMIC);
if (!vbl_ev)
vbl_work = kzalloc(sizeof(*vbl_work), GFP_ATOMIC);
if (!vbl_work)
return -ENOMEM;
vbl_ev->crtc_id = crtc_id;
vbl_ev->enable = enable;
INIT_WORK(&vbl_work->work, vblank_ctrl_worker);
spin_lock_irqsave(&vbl_ctrl->lock, flags);
list_add_tail(&vbl_ev->node, &vbl_ctrl->event_list);
spin_unlock_irqrestore(&vbl_ctrl->lock, flags);
vbl_work->crtc_id = crtc_id;
vbl_work->enable = enable;
vbl_work->priv = priv;
kthread_queue_work(&priv->disp_thread[crtc_id].worker,
&vbl_ctrl->work);
queue_work(priv->wq, &vbl_work->work);
return 0;
}
@@ -274,31 +256,20 @@ static int msm_drm_uninit(struct device *dev)
struct msm_drm_private *priv = ddev->dev_private;
struct msm_kms *kms = priv->kms;
struct msm_mdss *mdss = priv->mdss;
struct msm_vblank_ctrl *vbl_ctrl = &priv->vblank_ctrl;
struct vblank_event *vbl_ev, *tmp;
int i;
/* We must cancel and cleanup any pending vblank enable/disable
* work before drm_irq_uninstall() to avoid work re-enabling an
* irq after uninstall has disabled it.
*/
kthread_flush_work(&vbl_ctrl->work);
list_for_each_entry_safe(vbl_ev, tmp, &vbl_ctrl->event_list, node) {
list_del(&vbl_ev->node);
kfree(vbl_ev);
}
/* clean up display commit/event worker threads */
flush_workqueue(priv->wq);
destroy_workqueue(priv->wq);
/* clean up event worker threads */
for (i = 0; i < priv->num_crtcs; i++) {
if (priv->disp_thread[i].thread) {
kthread_flush_worker(&priv->disp_thread[i].worker);
kthread_stop(priv->disp_thread[i].thread);
priv->disp_thread[i].thread = NULL;
}
if (priv->event_thread[i].thread) {
kthread_flush_worker(&priv->event_thread[i].worker);
kthread_stop(priv->event_thread[i].thread);
kthread_destroy_worker(&priv->event_thread[i].worker);
priv->event_thread[i].thread = NULL;
}
}
@@ -323,9 +294,6 @@ static int msm_drm_uninit(struct device *dev)
drm_irq_uninstall(ddev);
pm_runtime_put_sync(dev);
flush_workqueue(priv->wq);
destroy_workqueue(priv->wq);
if (kms && kms->funcs)
kms->funcs->destroy(kms);
@@ -490,9 +458,6 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
priv->wq = alloc_ordered_workqueue("msm", 0);
INIT_LIST_HEAD(&priv->inactive_list);
INIT_LIST_HEAD(&priv->vblank_ctrl.event_list);
kthread_init_work(&priv->vblank_ctrl.work, vblank_ctrl_worker);
spin_lock_init(&priv->vblank_ctrl.lock);
drm_mode_config_init(ddev);
@@ -554,27 +519,6 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
*/
param.sched_priority = 16;
for (i = 0; i < priv->num_crtcs; i++) {
/* initialize display thread */
priv->disp_thread[i].crtc_id = priv->crtcs[i]->base.id;
kthread_init_worker(&priv->disp_thread[i].worker);
priv->disp_thread[i].dev = ddev;
priv->disp_thread[i].thread =
kthread_run(kthread_worker_fn,
&priv->disp_thread[i].worker,
"crtc_commit:%d", priv->disp_thread[i].crtc_id);
if (IS_ERR(priv->disp_thread[i].thread)) {
DRM_DEV_ERROR(dev, "failed to create crtc_commit kthread\n");
priv->disp_thread[i].thread = NULL;
goto err_msm_uninit;
}
ret = sched_setscheduler(priv->disp_thread[i].thread,
SCHED_FIFO, &param);
if (ret)
dev_warn(dev, "disp_thread set priority failed: %d\n",
ret);
/* initialize event thread */
priv->event_thread[i].crtc_id = priv->crtcs[i]->base.id;
kthread_init_worker(&priv->event_thread[i].worker);
@@ -589,13 +533,6 @@ static int msm_drm_init(struct device *dev, struct drm_driver *drv)
goto err_msm_uninit;
}
/**
* event thread should also run at same priority as disp_thread
* because it is handling frame_done events. A lower priority
* event thread and higher priority disp_thread can causes
* frame_pending counters beyond 2. This can lead to commit
* failure at crtc commit level.
*/
ret = sched_setscheduler(priv->event_thread[i].thread,
SCHED_FIFO, &param);
if (ret)
@@ -914,8 +851,12 @@ static int msm_ioctl_gem_info(struct drm_device *dev, void *data,
ret = -EINVAL;
break;
}
ret = copy_from_user(msm_obj->name,
u64_to_user_ptr(args->value), args->len);
if (copy_from_user(msm_obj->name, u64_to_user_ptr(args->value),
args->len)) {
msm_obj->name[0] = '\0';
ret = -EFAULT;
break;
}
msm_obj->name[args->len] = '\0';
for (i = 0; i < args->len; i++) {
if (!isprint(msm_obj->name[i])) {
@@ -931,8 +872,9 @@ static int msm_ioctl_gem_info(struct drm_device *dev, void *data,
}
args->len = strlen(msm_obj->name);
if (args->value) {
ret = copy_to_user(u64_to_user_ptr(args->value),
msm_obj->name, args->len);
if (copy_to_user(u64_to_user_ptr(args->value),
msm_obj->name, args->len))
ret = -EFAULT;
}
break;
}