From d635711daa98be86d4c7fd01499c34f566b54ccb Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 10 Jun 2016 05:30:17 -0300 Subject: Linux-libre 4.6.2-gnu --- drivers/gpu/drm/exynos/exynos_drm_g2d.c | 44 ++++++++++----------------------- 1 file changed, 13 insertions(+), 31 deletions(-) (limited to 'drivers/gpu/drm/exynos/exynos_drm_g2d.c') diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 8dfe6e113..193d3602d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -259,7 +259,7 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) init_dma_attrs(&g2d->cmdlist_dma_attrs); dma_set_attr(DMA_ATTR_WRITE_COMBINE, &g2d->cmdlist_dma_attrs); - g2d->cmdlist_pool_virt = dma_alloc_attrs(subdrv->drm_dev->dev, + g2d->cmdlist_pool_virt = dma_alloc_attrs(to_dma_dev(subdrv->drm_dev), G2D_CMDLIST_POOL_SIZE, &g2d->cmdlist_pool, GFP_KERNEL, &g2d->cmdlist_dma_attrs); @@ -293,7 +293,7 @@ static int g2d_init_cmdlist(struct g2d_data *g2d) return 0; err: - dma_free_attrs(subdrv->drm_dev->dev, G2D_CMDLIST_POOL_SIZE, + dma_free_attrs(to_dma_dev(subdrv->drm_dev), G2D_CMDLIST_POOL_SIZE, g2d->cmdlist_pool_virt, g2d->cmdlist_pool, &g2d->cmdlist_dma_attrs); return ret; @@ -306,7 +306,8 @@ static void g2d_fini_cmdlist(struct g2d_data *g2d) kfree(g2d->cmdlist_node); if (g2d->cmdlist_pool_virt && g2d->cmdlist_pool) { - dma_free_attrs(subdrv->drm_dev->dev, G2D_CMDLIST_POOL_SIZE, + dma_free_attrs(to_dma_dev(subdrv->drm_dev), + G2D_CMDLIST_POOL_SIZE, g2d->cmdlist_pool_virt, g2d->cmdlist_pool, &g2d->cmdlist_dma_attrs); } @@ -880,7 +881,6 @@ static void g2d_finish_event(struct g2d_data *g2d, u32 cmdlist_no) struct g2d_runqueue_node *runqueue_node = g2d->runqueue_node; struct drm_exynos_pending_g2d_event *e; struct timeval now; - unsigned long flags; if (list_empty(&runqueue_node->event_list)) return; @@ -893,10 +893,7 @@ static void g2d_finish_event(struct g2d_data *g2d, u32 cmdlist_no) e->event.tv_usec = now.tv_usec; e->event.cmdlist_no = cmdlist_no; - spin_lock_irqsave(&drm_dev->event_lock, flags); - list_move_tail(&e->base.link, &e->base.file_priv->event_list); - wake_up_interruptible(&e->base.file_priv->event_wait); - spin_unlock_irqrestore(&drm_dev->event_lock, flags); + drm_send_event(drm_dev, &e->base); } static irqreturn_t g2d_irq_handler(int irq, void *dev_id) @@ -1072,7 +1069,6 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, struct drm_exynos_pending_g2d_event *e; struct g2d_cmdlist_node *node; struct g2d_cmdlist *cmdlist; - unsigned long flags; int size; int ret; @@ -1094,21 +1090,8 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, node->event = NULL; if (req->event_type != G2D_EVENT_NOT) { - spin_lock_irqsave(&drm_dev->event_lock, flags); - if (file->event_space < sizeof(e->event)) { - spin_unlock_irqrestore(&drm_dev->event_lock, flags); - ret = -ENOMEM; - goto err; - } - file->event_space -= sizeof(e->event); - spin_unlock_irqrestore(&drm_dev->event_lock, flags); - e = kzalloc(sizeof(*node->event), GFP_KERNEL); if (!e) { - spin_lock_irqsave(&drm_dev->event_lock, flags); - file->event_space += sizeof(e->event); - spin_unlock_irqrestore(&drm_dev->event_lock, flags); - ret = -ENOMEM; goto err; } @@ -1116,9 +1099,12 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, e->event.base.type = DRM_EXYNOS_G2D_EVENT; e->event.base.length = sizeof(e->event); e->event.user_data = req->user_data; - e->base.event = &e->event.base; - e->base.file_priv = file; - e->base.destroy = (void (*) (struct drm_pending_event *)) kfree; + + ret = drm_event_reserve_init(drm_dev, file, &e->base, &e->event.base); + if (ret) { + kfree(e); + goto err; + } node->event = e; } @@ -1220,12 +1206,8 @@ int exynos_g2d_set_cmdlist_ioctl(struct drm_device *drm_dev, void *data, err_unmap: g2d_unmap_cmdlist_gem(g2d, node, file); err_free_event: - if (node->event) { - spin_lock_irqsave(&drm_dev->event_lock, flags); - file->event_space += sizeof(e->event); - spin_unlock_irqrestore(&drm_dev->event_lock, flags); - kfree(node->event); - } + if (node->event) + drm_event_cancel_free(drm_dev, &node->event->base); err: g2d_put_cmdlist(g2d, node); return ret; -- cgit v1.2.3-54-g00ecf