From: Rob Clark <robdclark@gmail.com> To: dri-devel@lists.freedesktop.org Cc: freedreno@lists.freedesktop.org, "Rob Clark" <robdclark@chromium.org>, "Maarten Lankhorst" <maarten.lankhorst@linux.intel.com>, "Maxime Ripard" <mripard@kernel.org>, "Thomas Zimmermann" <tzimmermann@suse.de>, "David Airlie" <airlied@linux.ie>, "Daniel Vetter" <daniel@ffwll.ch>, "Sumit Semwal" <sumit.semwal@linaro.org>, "Christian König" <christian.koenig@amd.com>, linux-kernel@vger.kernel.org (open list), linux-media@vger.kernel.org (open list:DMA BUFFER SHARING FRAMEWORK), linaro-mm-sig@lists.linaro.org (moderated list:DMA BUFFER SHARING FRAMEWORK) Subject: [PATCH v2 2/3] drm/prime: Wire up mmap_info support Date: Mon, 1 Aug 2022 10:04:56 -0700 [thread overview] Message-ID: <20220801170459.1593706-3-robdclark@gmail.com> (raw) In-Reply-To: <20220801170459.1593706-1-robdclark@gmail.com> From: Rob Clark <robdclark@chromium.org> Just plumbing the thing thru an extra layer. Signed-off-by: Rob Clark <robdclark@chromium.org> --- drivers/gpu/drm/drm_prime.c | 12 ++++++++++++ include/drm/drm_drv.h | 7 +++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index e3f09f18110c..f58586e131c5 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -784,6 +784,17 @@ int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) } EXPORT_SYMBOL(drm_gem_dmabuf_mmap); +static int drm_gem_dmabuf_mmap_info(struct dma_buf *dma_buf) +{ + struct drm_gem_object *obj = dma_buf->priv; + struct drm_device *dev = obj->dev; + + if (!dev->driver->gem_prime_mmap_info) + return -ENOSYS; + + return dev->driver->gem_prime_mmap_info(obj); +} + static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .cache_sgt_mapping = true, .attach = drm_gem_map_attach, @@ -792,6 +803,7 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .unmap_dma_buf = drm_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, .mmap = drm_gem_dmabuf_mmap, + .mmap_info = drm_gem_dmabuf_mmap_info, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, }; diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index f6159acb8856..797c0f8c2dd0 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -355,6 +355,13 @@ struct drm_driver { */ int (*gem_prime_mmap)(struct drm_gem_object *obj, struct vm_area_struct *vma); + /** + * @gem_prim_mmap_info: + * + * Get info about mmap setup by gem_prime_mmap. See dma_buf_ops:mmap_info. + */ + int (*gem_prime_mmap_info)(struct drm_gem_object *obj); + /** * @dumb_create: * -- 2.36.1
WARNING: multiple messages have this Message-ID (diff)
From: Rob Clark <robdclark@gmail.com> To: dri-devel@lists.freedesktop.org Cc: "Rob Clark" <robdclark@chromium.org>, "David Airlie" <airlied@linux.ie>, "open list" <linux-kernel@vger.kernel.org>, "Christian König" <christian.koenig@amd.com>, "moderated list:DMA BUFFER SHARING FRAMEWORK" <linaro-mm-sig@lists.linaro.org>, "Thomas Zimmermann" <tzimmermann@suse.de>, freedreno@lists.freedesktop.org, "Sumit Semwal" <sumit.semwal@linaro.org>, "open list:DMA BUFFER SHARING FRAMEWORK" <linux-media@vger.kernel.org> Subject: [PATCH v2 2/3] drm/prime: Wire up mmap_info support Date: Mon, 1 Aug 2022 10:04:56 -0700 [thread overview] Message-ID: <20220801170459.1593706-3-robdclark@gmail.com> (raw) In-Reply-To: <20220801170459.1593706-1-robdclark@gmail.com> From: Rob Clark <robdclark@chromium.org> Just plumbing the thing thru an extra layer. Signed-off-by: Rob Clark <robdclark@chromium.org> --- drivers/gpu/drm/drm_prime.c | 12 ++++++++++++ include/drm/drm_drv.h | 7 +++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/gpu/drm/drm_prime.c b/drivers/gpu/drm/drm_prime.c index e3f09f18110c..f58586e131c5 100644 --- a/drivers/gpu/drm/drm_prime.c +++ b/drivers/gpu/drm/drm_prime.c @@ -784,6 +784,17 @@ int drm_gem_dmabuf_mmap(struct dma_buf *dma_buf, struct vm_area_struct *vma) } EXPORT_SYMBOL(drm_gem_dmabuf_mmap); +static int drm_gem_dmabuf_mmap_info(struct dma_buf *dma_buf) +{ + struct drm_gem_object *obj = dma_buf->priv; + struct drm_device *dev = obj->dev; + + if (!dev->driver->gem_prime_mmap_info) + return -ENOSYS; + + return dev->driver->gem_prime_mmap_info(obj); +} + static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .cache_sgt_mapping = true, .attach = drm_gem_map_attach, @@ -792,6 +803,7 @@ static const struct dma_buf_ops drm_gem_prime_dmabuf_ops = { .unmap_dma_buf = drm_gem_unmap_dma_buf, .release = drm_gem_dmabuf_release, .mmap = drm_gem_dmabuf_mmap, + .mmap_info = drm_gem_dmabuf_mmap_info, .vmap = drm_gem_dmabuf_vmap, .vunmap = drm_gem_dmabuf_vunmap, }; diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index f6159acb8856..797c0f8c2dd0 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -355,6 +355,13 @@ struct drm_driver { */ int (*gem_prime_mmap)(struct drm_gem_object *obj, struct vm_area_struct *vma); + /** + * @gem_prim_mmap_info: + * + * Get info about mmap setup by gem_prime_mmap. See dma_buf_ops:mmap_info. + */ + int (*gem_prime_mmap_info)(struct drm_gem_object *obj); + /** * @dumb_create: * -- 2.36.1
next prev parent reply other threads:[~2022-08-01 17:04 UTC|newest] Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-08-01 17:04 [PATCH v2 0/3] dma-buf: map-info support Rob Clark 2022-08-01 17:04 ` Rob Clark 2022-08-01 17:04 ` [PATCH v2 1/3] dma-buf: Add ioctl to query mmap info Rob Clark 2022-08-01 17:04 ` Rob Clark 2022-09-06 19:46 ` [Linaro-mm-sig] " Daniel Vetter 2022-09-06 19:46 ` Daniel Vetter 2022-09-07 7:57 ` Rob Clark 2022-08-01 17:04 ` Rob Clark [this message] 2022-08-01 17:04 ` [PATCH v2 2/3] drm/prime: Wire up mmap_info support Rob Clark 2022-08-01 17:04 ` [PATCH v2 3/3] drm/msm/prime: Add " Rob Clark 2022-08-01 17:04 ` Rob Clark 2022-08-15 21:15 [PATCH v2 0/3] dma-buf: map-info support Rob Clark 2022-08-15 21:15 ` [PATCH v2 2/3] drm/prime: Wire up mmap_info support Rob Clark 2022-08-15 21:15 ` Rob Clark
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