diff options
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/rockchip/rockchip_drm_gem.c | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c index b8f8b45ebf59..df9a8bff2e22 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd + * Copyright (C) Rockchip Electronics Co., Ltd. * Author:Mark Yao <mark.yao@rock-chips.com> */ @@ -9,10 +9,12 @@ #include <linux/vmalloc.h> #include <drm/drm.h> +#include <drm/drm_dumb_buffers.h> #include <drm/drm_fb_helper.h> #include <drm/drm_gem.h> #include <drm/drm_gem_dma_helper.h> #include <drm/drm_prime.h> +#include <drm/drm_print.h> #include <drm/drm_vma_manager.h> #include "rockchip_drm_drv.h" @@ -40,7 +42,7 @@ static int rockchip_gem_iommu_map(struct rockchip_gem_object *rk_obj) ret = iommu_map_sgtable(private->domain, rk_obj->dma_addr, rk_obj->sgt, prot); - if (ret < rk_obj->base.size) { + if (ret < (ssize_t)rk_obj->base.size) { DRM_ERROR("failed to map buffer: size=%zd request_size=%zd\n", ret, rk_obj->base.size); ret = -ENOMEM; @@ -403,13 +405,12 @@ int rockchip_gem_dumb_create(struct drm_file *file_priv, struct drm_mode_create_dumb *args) { struct rockchip_gem_object *rk_obj; - int min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8); + int ret; - /* - * align to 64 bytes since Mali requires it. - */ - args->pitch = ALIGN(min_pitch, 64); - args->size = args->pitch * args->height; + /* 64-byte alignment required by Mali */ + ret = drm_mode_size_dumb(dev, args, SZ_64, 0); + if (ret) + return ret; rk_obj = rockchip_gem_create_with_handle(file_priv, dev, args->size, &args->handle); |