This is useful when you need to specify specific GFP flags during memory
allocation (e.g. GFP_DMA).
Signed-off-by: Federico Vaga <federico.v...@gmail.com>
---
drivers/media/platform/blackfin/bfin_capture.c | 2 +-
drivers/media/platform/coda.c | 2 +-
drivers/media/platform/davinci/vpbe_display.c | 2 +-
drivers/media/platform/davinci/vpif_capture.c | 4 ++--
drivers/media/platform/davinci/vpif_display.c | 2 +-
drivers/media/platform/exynos-gsc/gsc-core.c | 2 +-
drivers/media/platform/m2m-deinterlace.c | 2 +-
drivers/media/platform/marvell-ccic/mcam-core.c | 2 +-
drivers/media/platform/mx2_emmaprp.c | 2 +-
drivers/media/platform/s3c-camif/camif-core.c | 2 +-
drivers/media/platform/s5p-fimc/fimc-core.c | 2 +-
drivers/media/platform/s5p-fimc/fimc-lite.c | 2 +-
drivers/media/platform/s5p-g2d/g2d.c | 2 +-
drivers/media/platform/s5p-jpeg/jpeg-core.c | 2 +-
drivers/media/platform/s5p-mfc/s5p_mfc.c | 4 ++--
drivers/media/platform/s5p-tv/mixer_video.c | 2 +-
drivers/media/platform/sh_veu.c | 2 +-
drivers/media/platform/soc_camera/atmel-isi.c | 2 +-
drivers/media/platform/soc_camera/mx2_camera.c | 2 +-
drivers/media/platform/soc_camera/mx3_camera.c | 2 +-
drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c | 2 +-
drivers/media/v4l2-core/videobuf2-dma-contig.c | 7 +++++--
drivers/staging/media/davinci_vpfe/vpfe_video.c | 2 +-
drivers/staging/media/dt3155v4l/dt3155v4l.c | 2 +-
include/media/videobuf2-dma-contig.h | 2 +-
25 file modificati, 31 inserzioni(+), 28 rimozioni(-)
diff --git a/drivers/media/platform/blackfin/bfin_capture.c
b/drivers/media/platform/blackfin/bfin_capture.c
index aa9f846..57e911f 100644
--- a/drivers/media/platform/blackfin/bfin_capture.c
+++ b/drivers/media/platform/blackfin/bfin_capture.c
@@ -978,7 +978,7 @@ static int __devinit bcap_probe(struct platform_device
*pdev)
}
bcap_dev->ppi->priv = bcap_dev;
- bcap_dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ bcap_dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(bcap_dev->alloc_ctx)) {
ret = PTR_ERR(bcap_dev->alloc_ctx);
goto err_free_ppi;
diff --git a/drivers/media/platform/coda.c b/drivers/media/platform/coda.c
index 2721f83..abe547d 100644
--- a/drivers/media/platform/coda.c
+++ b/drivers/media/platform/coda.c
@@ -1846,7 +1846,7 @@ static void coda_fw_callback(const struct firmware *fw,
void *context)
snprintf(dev->vfd.name, sizeof(dev->vfd.name), "%s", CODA_NAME);
video_set_drvdata(&dev->vfd, dev);
- dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(dev->alloc_ctx)) {
v4l2_err(&dev->v4l2_dev, "Failed to alloc vb2 context\n");
return;
diff --git a/drivers/media/platform/davinci/vpbe_display.c
b/drivers/media/platform/davinci/vpbe_display.c
index d078738..362a7bc 100644
--- a/drivers/media/platform/davinci/vpbe_display.c
+++ b/drivers/media/platform/davinci/vpbe_display.c
@@ -1391,7 +1391,7 @@ static int vpbe_display_reqbufs(struct file *file, void
*priv,
return -EBUSY;
}
/* Initialize videobuf queue as per the buffer type */
- layer->alloc_ctx = vb2_dma_contig_init_ctx(vpbe_dev->pdev);
+ layer->alloc_ctx = vb2_dma_contig_init_ctx(vpbe_dev->pdev, GFP_KERNEL);
if (IS_ERR(layer->alloc_ctx)) {
v4l2_err(&vpbe_dev->v4l2_dev, "Failed to get the context\n");
return PTR_ERR(layer->alloc_ctx);
diff --git a/drivers/media/platform/davinci/vpif_capture.c
b/drivers/media/platform/davinci/vpif_capture.c
index 5892d2b..9d80d24 100644
--- a/drivers/media/platform/davinci/vpif_capture.c
+++ b/drivers/media/platform/davinci/vpif_capture.c
@@ -1023,7 +1023,7 @@ static int vpif_reqbufs(struct file *file, void *priv,
return -EBUSY;
/* Initialize videobuf2 queue as per the buffer type */
- common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev);
+ common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev, GFP_KERNEL);
if (IS_ERR(common->alloc_ctx)) {
vpif_err("Failed to get the context\n");
return PTR_ERR(common->alloc_ctx);
@@ -1039,7 +1039,7 @@ static int vpif_reqbufs(struct file *file, void *priv,
ret = vb2_queue_init(q);
if (ret) {
vpif_err("vpif_capture: vb2_queue_init() failed\n");
- vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
+ vb2_dma_contig_cleanup_ctx(common->alloc_ctx, GFP_KERNEL);
return ret;
}
/* Set io allowed member of file handle to TRUE */
diff --git a/drivers/media/platform/davinci/vpif_display.c
b/drivers/media/platform/davinci/vpif_display.c
index dd249c9..f63f81e 100644
--- a/drivers/media/platform/davinci/vpif_display.c
+++ b/drivers/media/platform/davinci/vpif_display.c
@@ -989,7 +989,7 @@ static int vpif_reqbufs(struct file *file, void *priv,
field = V4L2_VBI_INTERLACED;
}
/* Initialize videobuf2 queue as per the buffer type */
- common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev);
+ common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev, GFP_KERNEL);
if (IS_ERR(common->alloc_ctx)) {
vpif_err("Failed to get the context\n");
return PTR_ERR(common->alloc_ctx);
diff --git a/drivers/media/platform/exynos-gsc/gsc-core.c
b/drivers/media/platform/exynos-gsc/gsc-core.c
index ae885c7..4f2961a 100644
--- a/drivers/media/platform/exynos-gsc/gsc-core.c
+++ b/drivers/media/platform/exynos-gsc/gsc-core.c
@@ -1133,7 +1133,7 @@ static int gsc_probe(struct platform_device *pdev)
goto err_m2m;
/* Initialize continious memory allocator */
- gsc->alloc_ctx = vb2_dma_contig_init_ctx(dev);
+ gsc->alloc_ctx = vb2_dma_contig_init_ctx(dev, GFP_KERNEL);
if (IS_ERR(gsc->alloc_ctx)) {
ret = PTR_ERR(gsc->alloc_ctx);
goto err_pm;
diff --git a/drivers/media/platform/m2m-deinterlace.c
b/drivers/media/platform/m2m-deinterlace.c
index 6c4db9b..e065be5 100644
--- a/drivers/media/platform/m2m-deinterlace.c
+++ b/drivers/media/platform/m2m-deinterlace.c
@@ -1043,7 +1043,7 @@ static int deinterlace_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, pcdev);
- pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(pcdev->alloc_ctx)) {
v4l2_err(&pcdev->v4l2_dev, "Failed to alloc vb2 context\n");
ret = PTR_ERR(pcdev->alloc_ctx);
diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c
b/drivers/media/platform/marvell-ccic/mcam-core.c
index 7012913f..c79c3e6 100644
--- a/drivers/media/platform/marvell-ccic/mcam-core.c
+++ b/drivers/media/platform/marvell-ccic/mcam-core.c
@@ -1104,7 +1104,7 @@ static int mcam_setup_vb2(struct mcam_camera *cam)
#ifdef MCAM_MODE_DMA_CONTIG
vq->ops = &mcam_vb2_ops;
vq->mem_ops = &vb2_dma_contig_memops;
- cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev);
+ cam->vb_alloc_ctx = vb2_dma_contig_init_ctx(cam->dev,
GFP_KERNEL);
vq->io_modes = VB2_MMAP | VB2_USERPTR;
cam->dma_setup = mcam_ctlr_dma_contig;
cam->frame_complete = mcam_dma_contig_done;
diff --git a/drivers/media/platform/mx2_emmaprp.c
b/drivers/media/platform/mx2_emmaprp.c
index 6b155d7..eeb7898 100644
--- a/drivers/media/platform/mx2_emmaprp.c
+++ b/drivers/media/platform/mx2_emmaprp.c
@@ -956,7 +956,7 @@ static int emmaprp_probe(struct platform_device *pdev)
goto rel_vdev;
}
- pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(pcdev->alloc_ctx)) {
v4l2_err(&pcdev->v4l2_dev, "Failed to alloc vb2 context\n");
ret = PTR_ERR(pcdev->alloc_ctx);
diff --git a/drivers/media/platform/s3c-camif/camif-core.c
b/drivers/media/platform/s3c-camif/camif-core.c
index 37c9b6f..d39986d 100644
--- a/drivers/media/platform/s3c-camif/camif-core.c
+++ b/drivers/media/platform/s3c-camif/camif-core.c
@@ -476,7 +476,7 @@ static int s3c_camif_probe(struct platform_device *pdev)
goto err_pm;
/* Initialize contiguous memory allocator */
- camif->alloc_ctx = vb2_dma_contig_init_ctx(dev);
+ camif->alloc_ctx = vb2_dma_contig_init_ctx(dev, GFP_KERNEL);
if (IS_ERR(camif->alloc_ctx)) {
ret = PTR_ERR(camif->alloc_ctx);
goto err_alloc;
diff --git a/drivers/media/platform/s5p-fimc/fimc-core.c
b/drivers/media/platform/s5p-fimc/fimc-core.c
index 2a1558a..9b80388 100644
--- a/drivers/media/platform/s5p-fimc/fimc-core.c
+++ b/drivers/media/platform/s5p-fimc/fimc-core.c
@@ -944,7 +944,7 @@ static int fimc_probe(struct platform_device *pdev)
if (ret < 0)
goto err_sd;
/* Initialize contiguous memory allocator */
- fimc->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ fimc->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(fimc->alloc_ctx)) {
ret = PTR_ERR(fimc->alloc_ctx);
goto err_pm;
diff --git a/drivers/media/platform/s5p-fimc/fimc-lite.c
b/drivers/media/platform/s5p-fimc/fimc-lite.c
index 765b8e4..4d7f562 100644
--- a/drivers/media/platform/s5p-fimc/fimc-lite.c
+++ b/drivers/media/platform/s5p-fimc/fimc-lite.c
@@ -1542,7 +1542,7 @@ static int __devinit fimc_lite_probe(struct
platform_device *pdev)
if (ret < 0)
goto err_sd;
- fimc->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ fimc->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(fimc->alloc_ctx)) {
ret = PTR_ERR(fimc->alloc_ctx);
goto err_pm;
diff --git a/drivers/media/platform/s5p-g2d/g2d.c
b/drivers/media/platform/s5p-g2d/g2d.c
index 1bfbc32..57bbd76 100644
--- a/drivers/media/platform/s5p-g2d/g2d.c
+++ b/drivers/media/platform/s5p-g2d/g2d.c
@@ -755,7 +755,7 @@ static int g2d_probe(struct platform_device *pdev)
goto put_clk_gate;
}
- dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(dev->alloc_ctx)) {
ret = PTR_ERR(dev->alloc_ctx);
goto unprep_clk_gate;
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c
b/drivers/media/platform/s5p-jpeg/jpeg-core.c
index 17983c4..5e07a50 100644
--- a/drivers/media/platform/s5p-jpeg/jpeg-core.c
+++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c
@@ -1370,7 +1370,7 @@ static int s5p_jpeg_probe(struct platform_device *pdev)
goto device_register_rollback;
}
- jpeg->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ jpeg->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(jpeg->alloc_ctx)) {
v4l2_err(&jpeg->v4l2_dev, "Failed to init memory allocator\n");
ret = PTR_ERR(jpeg->alloc_ctx);
diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c
b/drivers/media/platform/s5p-mfc/s5p_mfc.c
index 3afe879..dc7cb91 100644
--- a/drivers/media/platform/s5p-mfc/s5p_mfc.c
+++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c
@@ -1097,12 +1097,12 @@ static int s5p_mfc_probe(struct platform_device *pdev)
goto err_res;
}
- dev->alloc_ctx[0] = vb2_dma_contig_init_ctx(dev->mem_dev_l);
+ dev->alloc_ctx[0] = vb2_dma_contig_init_ctx(dev->mem_dev_l, GFP_KERNEL);
if (IS_ERR_OR_NULL(dev->alloc_ctx[0])) {
ret = PTR_ERR(dev->alloc_ctx[0]);
goto err_res;
}
- dev->alloc_ctx[1] = vb2_dma_contig_init_ctx(dev->mem_dev_r);
+ dev->alloc_ctx[1] = vb2_dma_contig_init_ctx(dev->mem_dev_r, GFP_KERNEL);
if (IS_ERR_OR_NULL(dev->alloc_ctx[1])) {
ret = PTR_ERR(dev->alloc_ctx[1]);
goto err_mem_init_ctx_1;
diff --git a/drivers/media/platform/s5p-tv/mixer_video.c
b/drivers/media/platform/s5p-tv/mixer_video.c
index 7379e77..3ac2929 100644
--- a/drivers/media/platform/s5p-tv/mixer_video.c
+++ b/drivers/media/platform/s5p-tv/mixer_video.c
@@ -79,7 +79,7 @@ int __devinit mxr_acquire_video(struct mxr_device *mdev,
goto fail;
}
- mdev->alloc_ctx = vb2_dma_contig_init_ctx(mdev->dev);
+ mdev->alloc_ctx = vb2_dma_contig_init_ctx(mdev->dev, GFP_KERNEL);
if (IS_ERR_OR_NULL(mdev->alloc_ctx)) {
mxr_err(mdev, "could not acquire vb2 allocator\n");
goto fail_v4l2_dev;
diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c
index a018676..f293706 100644
--- a/drivers/media/platform/sh_veu.c
+++ b/drivers/media/platform/sh_veu.c
@@ -1181,7 +1181,7 @@ static int __devinit sh_veu_probe(struct platform_device
*pdev)
vdev = &veu->vdev;
- veu->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ veu->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(veu->alloc_ctx)) {
ret = PTR_ERR(veu->alloc_ctx);
goto einitctx;
diff --git a/drivers/media/platform/soc_camera/atmel-isi.c
b/drivers/media/platform/soc_camera/atmel-isi.c
index c8d748a..62843e4 100644
--- a/drivers/media/platform/soc_camera/atmel-isi.c
+++ b/drivers/media/platform/soc_camera/atmel-isi.c
@@ -1000,7 +1000,7 @@ static int __devinit atmel_isi_probe(struct
platform_device *pdev)
list_add(&isi->dma_desc[i].list, &isi->dma_desc_head);
}
- isi->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ isi->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(isi->alloc_ctx)) {
ret = PTR_ERR(isi->alloc_ctx);
goto err_alloc_ctx;
diff --git a/drivers/media/platform/soc_camera/mx2_camera.c
b/drivers/media/platform/soc_camera/mx2_camera.c
index 28d5c84..5a58c89 100644
--- a/drivers/media/platform/soc_camera/mx2_camera.c
+++ b/drivers/media/platform/soc_camera/mx2_camera.c
@@ -1866,7 +1866,7 @@ static int __devinit mx2_camera_probe(struct
platform_device *pdev)
if (is_imx25_camera(pcdev))
pcdev->soc_host.capabilities = SOCAM_HOST_CAP_STRIDE;
- pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(pcdev->alloc_ctx)) {
err = PTR_ERR(pcdev->alloc_ctx);
goto eallocctx;
diff --git a/drivers/media/platform/soc_camera/mx3_camera.c
b/drivers/media/platform/soc_camera/mx3_camera.c
index 574d125..b0d19f1 100644
--- a/drivers/media/platform/soc_camera/mx3_camera.c
+++ b/drivers/media/platform/soc_camera/mx3_camera.c
@@ -1218,7 +1218,7 @@ static int __devinit mx3_camera_probe(struct
platform_device *pdev)
soc_host->v4l2_dev.dev = &pdev->dev;
soc_host->nr = pdev->id;
- mx3_cam->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ mx3_cam->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(mx3_cam->alloc_ctx)) {
err = PTR_ERR(mx3_cam->alloc_ctx);
goto eallocctx;
diff --git a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
index 9f02104..73243ca 100644
--- a/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
+++ b/drivers/media/platform/soc_camera/sh_mobile_ceu_camera.c
@@ -2154,7 +2154,7 @@ static int __devinit sh_mobile_ceu_probe(struct
platform_device *pdev)
pcdev->ici.ops = &sh_mobile_ceu_host_ops;
pcdev->ici.capabilities = SOCAM_HOST_CAP_STRIDE;
- pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
+ pcdev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev, GFP_KERNEL);
if (IS_ERR(pcdev->alloc_ctx)) {
err = PTR_ERR(pcdev->alloc_ctx);
goto exit_free_clk;
diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c
b/drivers/media/v4l2-core/videobuf2-dma-contig.c
index 10beaee..00f1b85 100644
--- a/drivers/media/v4l2-core/videobuf2-dma-contig.c
+++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c
@@ -23,6 +23,7 @@
struct vb2_dc_conf {
struct device *dev;
+ gfp_t mem_flags;
};
struct vb2_dc_buf {
@@ -165,7 +166,8 @@ static void *vb2_dc_alloc(void *alloc_ctx, unsigned long
size)
/* align image size to PAGE_SIZE */
size = PAGE_ALIGN(size);
- buf->vaddr = dma_alloc_coherent(dev, size, &buf->dma_addr, GFP_KERNEL);
+ buf->vaddr = dma_alloc_coherent(dev, size, &buf->dma_addr,
+
GFP_KERNEL | conf->mem_flags);
if (!buf->vaddr) {
dev_err(dev, "dma_alloc_coherent of size %ld failed\n", size);
kfree(buf);
@@ -751,7 +753,7 @@ const struct vb2_mem_ops vb2_dma_contig_memops = {
};
EXPORT_SYMBOL_GPL(vb2_dma_contig_memops);
-void *vb2_dma_contig_init_ctx(struct device *dev)
+void *vb2_dma_contig_init_ctx(struct device *dev, gfp_t mem_flags)
{
struct vb2_dc_conf *conf;
@@ -760,6 +762,7 @@ void *vb2_dma_contig_init_ctx(struct device *dev)
return ERR_PTR(-ENOMEM);
conf->dev = dev;
+ conf->mem_flags = mem_flags;
return conf;
}
diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.c
b/drivers/staging/media/davinci_vpfe/vpfe_video.c
index 99ccbeb..4ab10ce 100644
--- a/drivers/staging/media/davinci_vpfe/vpfe_video.c
+++ b/drivers/staging/media/davinci_vpfe/vpfe_video.c
@@ -1315,7 +1315,7 @@ static int vpfe_reqbufs(struct file *file, void *priv,
video->memory = req_buf->memory;
/* Initialize videobuf2 queue as per the buffer type */
- video->alloc_ctx = vb2_dma_contig_init_ctx(vpfe_dev->pdev);
+ video->alloc_ctx = vb2_dma_contig_init_ctx(vpfe_dev->pdev, GFP_KERNEL);
if (IS_ERR(video->alloc_ctx)) {
v4l2_err(&vpfe_dev->v4l2_dev, "Failed to get the context\n");
return PTR_ERR(video->alloc_ctx);
diff --git a/drivers/staging/media/dt3155v4l/dt3155v4l.c
b/drivers/staging/media/dt3155v4l/dt3155v4l.c
index e33b7f5..4907f39 100644
--- a/drivers/staging/media/dt3155v4l/dt3155v4l.c
+++ b/drivers/staging/media/dt3155v4l/dt3155v4l.c
@@ -232,7 +232,7 @@ dt3155_queue_setup(struct vb2_queue *q, const struct
v4l2_format *fmt,
sizes[0] = img_width * img_height;
if (pd->q->alloc_ctx[0])
return 0;
- ret = vb2_dma_contig_init_ctx(&pd->pdev->dev);
+ ret = vb2_dma_contig_init_ctx(&pd->pdev->dev, GFP_KERNEL);
if (IS_ERR(ret))
return PTR_ERR(ret);
pd->q->alloc_ctx[0] = ret;
diff --git a/include/media/videobuf2-dma-contig.h
b/include/media/videobuf2-dma-contig.h
index 8197f87..8d5a5a3 100644
--- a/include/media/videobuf2-dma-contig.h
+++ b/include/media/videobuf2-dma-contig.h
@@ -24,7 +24,7 @@ vb2_dma_contig_plane_dma_addr(struct vb2_buffer *vb, unsigned
int plane_no)
return *addr;
}
-void *vb2_dma_contig_init_ctx(struct device *dev);
+void *vb2_dma_contig_init_ctx(struct device *dev, gfp_t mem_flags);
void vb2_dma_contig_cleanup_ctx(void *alloc_ctx);
extern const struct vb2_mem_ops vb2_dma_contig_memops;
--
1.7.11.7
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