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Wed, 27 Mar 2019 14:19:55 +0800 From: To: , , , Subject: [PATCH v2 23/25] drm/mediatek: add vmap support for mediatek drm Date: Wed, 27 Mar 2019 14:19:19 +0800 Message-ID: <1553667561-25447-24-git-send-email-yongqiang.niu@mediatek.com> X-Mailer: git-send-email 1.8.1.1.dirty In-Reply-To: <1553667561-25447-1-git-send-email-yongqiang.niu@mediatek.com> References: <1553667561-25447-1-git-send-email-yongqiang.niu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190326_232020_378495_31D4FBF3 X-CRM114-Status: GOOD ( 10.43 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, Yongqiang Niu , airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, Bibby.Hsieh@mediatek.com, yt.shen@mediatek.com, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Yongqiang Niu This patch add add vmap support for mediatek drm Signed-off-by: Yongqiang Niu --- drivers/gpu/drm/mediatek/mtk_drm_drv.c | 1 + drivers/gpu/drm/mediatek/mtk_drm_gem.c | 7 +++++++ drivers/gpu/drm/mediatek/mtk_drm_gem.h | 1 + 3 files changed, 9 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c index 84c6626..942789d 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c @@ -370,6 +370,7 @@ static void mtk_drm_kms_deinit(struct drm_device *drm) .gem_prime_get_sg_table = mtk_gem_prime_get_sg_table, .gem_prime_import_sg_table = mtk_gem_prime_import_sg_table, .gem_prime_mmap = mtk_drm_gem_mmap_buf, + .gem_prime_vmap = mtk_drm_gem_vmap_buf, .fops = &mtk_drm_fops, .name = DRIVER_NAME, diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index 259b7b0..c230237 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -165,6 +165,13 @@ int mtk_drm_gem_mmap_buf(struct drm_gem_object *obj, struct vm_area_struct *vma) return mtk_drm_gem_object_mmap(obj, vma); } +void *mtk_drm_gem_vmap_buf(struct drm_gem_object *obj) +{ + struct mtk_drm_gem_obj *mtk_gem = to_mtk_gem_obj(obj); + + return mtk_gem->cookie; +} + int mtk_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma) { struct drm_gem_object *obj; diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.h b/drivers/gpu/drm/mediatek/mtk_drm_gem.h index 534639b..3c48af9 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.h +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.h @@ -49,6 +49,7 @@ int mtk_drm_gem_dumb_create(struct drm_file *file_priv, struct drm_device *dev, int mtk_drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); int mtk_drm_gem_mmap_buf(struct drm_gem_object *obj, struct vm_area_struct *vma); +void *mtk_drm_gem_vmap_buf(struct drm_gem_object *obj); struct sg_table *mtk_gem_prime_get_sg_table(struct drm_gem_object *obj); struct drm_gem_object *mtk_gem_prime_import_sg_table(struct drm_device *dev, struct dma_buf_attachment *attach, struct sg_table *sg);