The DMA API changed at the same time commit 37054fc81443 ("gpu/drm: ingenic: Add option to mmap GEM buffers cached") was added. Rework the code to work with the new DMA API.

Signed-off-by: Paul Cercueil paul@crapouillou.net --- drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 24 +++++++---------------- 1 file changed, 7 insertions(+), 17 deletions(-)

diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c index 0225dc1f5eb8..07a1da7266e4 100644 --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c @@ -526,12 +526,10 @@ void ingenic_drm_sync_data(struct device *dev, struct drm_plane_state *state) { const struct drm_format_info *finfo = state->fb->format; - struct ingenic_drm *priv = dev_get_drvdata(dev); struct drm_atomic_helper_damage_iter iter; unsigned int offset, i; struct drm_rect clip; dma_addr_t paddr; - void *addr;

if (!ingenic_drm_cached_gem_buf) return; @@ -541,12 +539,11 @@ void ingenic_drm_sync_data(struct device *dev, drm_atomic_for_each_plane_damage(&iter, &clip) { for (i = 0; i < finfo->num_planes; i++) { paddr = drm_fb_cma_get_gem_addr(state->fb, state, i); - addr = phys_to_virt(paddr);

/* Ignore x1/x2 values, invalidate complete lines */ offset = clip.y1 * state->fb->pitches[i];

- dma_cache_sync(priv->dev, addr + offset, + dma_sync_single_for_device(dev, paddr + offset, (clip.y2 - clip.y1) * state->fb->pitches[i], DMA_TO_DEVICE); } @@ -766,14 +763,6 @@ static int ingenic_drm_gem_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma) { struct drm_gem_cma_object *cma_obj = to_drm_gem_cma_obj(obj); - struct device *dev = cma_obj->base.dev->dev; - unsigned long attrs; - int ret; - - if (ingenic_drm_cached_gem_buf) - attrs = DMA_ATTR_NON_CONSISTENT; - else - attrs = DMA_ATTR_WRITE_COMBINE;

/* * Clear the VM_PFNMAP flag that was set by drm_gem_mmap(), and set the @@ -784,12 +773,13 @@ static int ingenic_drm_gem_mmap(struct drm_gem_object *obj, vma->vm_pgoff = 0; vma->vm_page_prot = vm_get_page_prot(vma->vm_flags);

- ret = dma_mmap_attrs(dev, vma, cma_obj->vaddr, cma_obj->paddr, - vma->vm_end - vma->vm_start, attrs); - if (ret) - drm_gem_vm_close(vma); + if (!ingenic_drm_cached_gem_buf) + vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);

- return ret; + return remap_pfn_range(vma, vma->vm_start, + cma_obj->paddr >> PAGE_SHIFT, + vma->vm_end - vma->vm_start, + vma->vm_page_prot); }

static int ingenic_drm_gem_cma_mmap(struct file *filp,