diff options
Diffstat (limited to 'drivers/gpu/drm/exynos')
| -rw-r--r-- | drivers/gpu/drm/exynos/Kconfig | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_buf.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.c | 42 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fbdev.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_fimd.c | 10 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_g2d.c | 2 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gem.c | 5 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_gem.h | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_vidi.c | 16 |
9 files changed, 49 insertions, 44 deletions
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig index 4752f223e5b2..f227f544aa36 100644 --- a/drivers/gpu/drm/exynos/Kconfig +++ b/drivers/gpu/drm/exynos/Kconfig @@ -2,6 +2,7 @@ config DRM_EXYNOS tristate "DRM Support for Samsung SoC EXYNOS Series" depends on OF && DRM && (PLAT_SAMSUNG || ARCH_MULTIPLATFORM) select DRM_KMS_HELPER + select DRM_KMS_FB_HELPER select FB_CFB_FILLRECT select FB_CFB_COPYAREA select FB_CFB_IMAGEBLIT @@ -56,7 +57,7 @@ config DRM_EXYNOS_IPP config DRM_EXYNOS_FIMC bool "Exynos DRM FIMC" - depends on DRM_EXYNOS_IPP && MFD_SYSCON && OF + depends on DRM_EXYNOS_IPP && MFD_SYSCON help Choose this option if you want to use Exynos FIMC for DRM. diff --git a/drivers/gpu/drm/exynos/exynos_drm_buf.c b/drivers/gpu/drm/exynos/exynos_drm_buf.c index 3445a0f3a6b2..9c8088462c26 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_buf.c +++ b/drivers/gpu/drm/exynos/exynos_drm_buf.c @@ -63,7 +63,8 @@ static int lowlevel_buffer_allocate(struct drm_device *dev, return -ENOMEM; } - buf->kvaddr = dma_alloc_attrs(dev->dev, buf->size, + buf->kvaddr = (void __iomem *)dma_alloc_attrs(dev->dev, + buf->size, &buf->dma_addr, GFP_KERNEL, &buf->dma_attrs); if (!buf->kvaddr) { @@ -90,9 +91,9 @@ static int lowlevel_buffer_allocate(struct drm_device *dev, } buf->sgt = drm_prime_pages_to_sg(buf->pages, nr_pages); - if (!buf->sgt) { + if (IS_ERR(buf->sgt)) { DRM_ERROR("failed to get sg table.\n"); - ret = -ENOMEM; + ret = PTR_ERR(buf->sgt); goto err_free_attrs; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index bb82ef78ca85..22b8f5eced80 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -173,28 +173,37 @@ static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) static void exynos_drm_preclose(struct drm_device *dev, struct drm_file *file) { + exynos_drm_subdrv_close(dev, file); +} + +static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) +{ struct exynos_drm_private *private = dev->dev_private; - struct drm_pending_vblank_event *e, *t; + struct drm_pending_vblank_event *v, *vt; + struct drm_pending_event *e, *et; unsigned long flags; - /* release events of current file */ + if (!file->driver_priv) + return; + + /* Release all events not unhandled by page flip handler. */ spin_lock_irqsave(&dev->event_lock, flags); - list_for_each_entry_safe(e, t, &private->pageflip_event_list, + list_for_each_entry_safe(v, vt, &private->pageflip_event_list, base.link) { - if (e->base.file_priv == file) { - list_del(&e->base.link); - e->base.destroy(&e->base); + if (v->base.file_priv == file) { + list_del(&v->base.link); + drm_vblank_put(dev, v->pipe); + v->base.destroy(&v->base); } } - spin_unlock_irqrestore(&dev->event_lock, flags); - exynos_drm_subdrv_close(dev, file); -} + /* Release all events handled by page flip handler but not freed. */ + list_for_each_entry_safe(e, et, &file->event_list, link) { + list_del(&e->link); + e->destroy(e); + } + spin_unlock_irqrestore(&dev->event_lock, flags); -static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) -{ - if (!file->driver_priv) - return; kfree(file->driver_priv); file->driver_priv = NULL; @@ -264,7 +273,6 @@ static struct drm_driver exynos_drm_driver = { .get_vblank_counter = drm_vblank_count, .enable_vblank = exynos_drm_crtc_enable_vblank, .disable_vblank = exynos_drm_crtc_disable_vblank, - .gem_init_object = exynos_drm_gem_init_object, .gem_free_object = exynos_drm_gem_free_object, .gem_vm_ops = &exynos_drm_gem_vm_ops, .dumb_create = exynos_drm_gem_dumb_create, @@ -286,7 +294,11 @@ static struct drm_driver exynos_drm_driver = { static int exynos_drm_platform_probe(struct platform_device *pdev) { - pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); + int ret; + + ret = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); + if (ret) + return ret; return drm_platform_init(&exynos_drm_driver, pdev); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c index 78e868bcf1ec..e7c2f2d07f19 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fbdev.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fbdev.c @@ -99,12 +99,13 @@ static int exynos_drm_fbdev_update(struct drm_fb_helper *helper, if (is_drm_iommu_supported(dev)) { unsigned int nr_pages = buffer->size >> PAGE_SHIFT; - buffer->kvaddr = vmap(buffer->pages, nr_pages, VM_MAP, + buffer->kvaddr = (void __iomem *) vmap(buffer->pages, + nr_pages, VM_MAP, pgprot_writecombine(PAGE_KERNEL)); } else { phys_addr_t dma_addr = buffer->dma_addr; if (dma_addr) - buffer->kvaddr = phys_to_virt(dma_addr); + buffer->kvaddr = (void __iomem *)phys_to_virt(dma_addr); else buffer->kvaddr = (void __iomem *)NULL; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index 868a14d52995..a61878bf5dcd 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -31,7 +31,7 @@ #include "exynos_drm_iommu.h" /* - * FIMD is stand for Fully Interactive Mobile Display and + * FIMD stands for Fully Interactive Mobile Display and * as a display controller, it transfers contents drawn on memory * to a LCD Panel through Display Interfaces such as RGB or * CPU Interface. @@ -716,20 +716,20 @@ static int fimd_subdrv_probe(struct drm_device *drm_dev, struct device *dev) { /* * enable drm irq mode. - * - with irq_enabled = 1, we can use the vblank feature. + * - with irq_enabled = true, we can use the vblank feature. * * P.S. note that we wouldn't use drm irq handler but * just specific driver own one instead because * drm framework supports only one irq handler. */ - drm_dev->irq_enabled = 1; + drm_dev->irq_enabled = true; /* - * with vblank_disable_allowed = 1, vblank interrupt will be disabled + * with vblank_disable_allowed = true, vblank interrupt will be disabled * by drm timer once a current process gives up ownership of * vblank event.(after drm_vblank_put function is called) */ - drm_dev->vblank_disable_allowed = 1; + drm_dev->vblank_disable_allowed = true; /* attach this sub driver to iommu mapping if supported. */ if (is_drm_iommu_supported(drm_dev)) diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index c97709cf73ed..380aec28840b 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -383,6 +383,8 @@ out: g2d_userptr->npages, g2d_userptr->vma); + exynos_gem_put_vma(g2d_userptr->vma); + if (!g2d_userptr->out_of_list) list_del_init(&g2d_userptr->list); diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.c b/drivers/gpu/drm/exynos/exynos_drm_gem.c index 85808ad3c236..be59d50d8b16 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.c @@ -630,11 +630,6 @@ void exynos_gem_unmap_sgt_from_dma(struct drm_device *drm_dev, dma_unmap_sg(drm_dev->dev, sgt->sgl, sgt->nents, dir); } -int exynos_drm_gem_init_object(struct drm_gem_object *obj) -{ - return 0; -} - void exynos_drm_gem_free_object(struct drm_gem_object *obj) { struct exynos_drm_gem_obj *exynos_gem_obj; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gem.h b/drivers/gpu/drm/exynos/exynos_drm_gem.h index eeaab92d4398..b8c818ba2ff4 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gem.h +++ b/drivers/gpu/drm/exynos/exynos_drm_gem.h @@ -135,9 +135,6 @@ unsigned long exynos_drm_gem_get_size(struct drm_device *dev, unsigned int gem_handle, struct drm_file *file_priv); -/* initialize gem object. */ -int exynos_drm_gem_init_object(struct drm_gem_object *obj); - /* free gem object. */ void exynos_drm_gem_free_object(struct drm_gem_object *gem_obj); diff --git a/drivers/gpu/drm/exynos/exynos_drm_vidi.c b/drivers/gpu/drm/exynos/exynos_drm_vidi.c index 4400330e4449..ddaaedde173d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_vidi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_vidi.c @@ -101,7 +101,6 @@ static struct edid *vidi_get_edid(struct device *dev, { struct vidi_context *ctx = get_vidi_context(dev); struct edid *edid; - int edid_len; /* * the edid data comes from user side and it would be set @@ -112,8 +111,7 @@ static struct edid *vidi_get_edid(struct device *dev, return ERR_PTR(-EFAULT); } - edid_len = (1 + ctx->raw_edid->extensions) * EDID_LENGTH; - edid = kmemdup(ctx->raw_edid, edid_len, GFP_KERNEL); + edid = drm_edid_duplicate(ctx->raw_edid); if (!edid) { DRM_DEBUG_KMS("failed to allocate edid\n"); return ERR_PTR(-ENOMEM); @@ -385,20 +383,20 @@ static int vidi_subdrv_probe(struct drm_device *drm_dev, struct device *dev) { /* * enable drm irq mode. - * - with irq_enabled = 1, we can use the vblank feature. + * - with irq_enabled = true, we can use the vblank feature. * * P.S. note that we wouldn't use drm irq handler but * just specific driver own one instead because * drm framework supports only one irq handler. */ - drm_dev->irq_enabled = 1; + drm_dev->irq_enabled = true; /* - * with vblank_disable_allowed = 1, vblank interrupt will be disabled + * with vblank_disable_allowed = true, vblank interrupt will be disabled * by drm timer once a current process gives up ownership of * vblank event.(after drm_vblank_put function is called) */ - drm_dev->vblank_disable_allowed = 1; + drm_dev->vblank_disable_allowed = true; return 0; } @@ -485,7 +483,6 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, struct exynos_drm_manager *manager; struct exynos_drm_display_ops *display_ops; struct drm_exynos_vidi_connection *vidi = data; - int edid_len; if (!vidi) { DRM_DEBUG_KMS("user data for vidi is null.\n"); @@ -524,8 +521,7 @@ int vidi_connection_ioctl(struct drm_device *drm_dev, void *data, DRM_DEBUG_KMS("edid data is invalid.\n"); return -EINVAL; } - edid_len = (1 + raw_edid->extensions) * EDID_LENGTH; - ctx->raw_edid = kmemdup(raw_edid, edid_len, GFP_KERNEL); + ctx->raw_edid = drm_edid_duplicate(raw_edid); if (!ctx->raw_edid) { DRM_DEBUG_KMS("failed to allocate raw_edid.\n"); return -ENOMEM; |