Minki/linux
1
0
Fork 1
mirror of https://github.com/torvalds/linux.git synced 2024-11-23 20:51:44 +00:00
Code Issues Packages Projects Releases Wiki Activity

[media] media/platform: convert drivers to use the new vb2_queue dev field

Browse Source 
Stop using alloc_ctx and just fill in the device pointer.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Acked-by: Lad, Prabhakar <prabhakar.csengg@gmail.com>
Cc: Scott Jiang <scott.jiang.linux@gmail.com>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Hans Verkuil 2016-02-15 13:09:10 -02:00 committed by Mauro Carvalho Chehab
parent 57813da417
commit 53ddcc683f
13 changed files with 9 additions and 88 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
drivers/media/platform/am437x/am437x-vpfe.c
View File

@ -1915,7 +1915,6 @@ static int vpfe_queue_setup(struct vb2_queue *vq,
if (vq->num_buffers + *nbuffers < 3)
*nbuffers = 3 - vq->num_buffers;
alloc_ctxs[0] = vpfe->alloc_ctx;
if (*nplanes) {
if (sizes[0] < size)
@ -2364,13 +2363,6 @@ static int vpfe_probe_complete(struct vpfe_device *vpfe)
goto probe_out;
/* Initialize videobuf2 queue as per the buffer type */
vpfe->alloc_ctx = vb2_dma_contig_init_ctx(vpfe->pdev);
if (IS_ERR(vpfe->alloc_ctx)) {
vpfe_err(vpfe, "Failed to get the context\n");
err = PTR_ERR(vpfe->alloc_ctx);
goto probe_out;
}
q = &vpfe->buffer_queue;
q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
q->io_modes = VB2_MMAP | VB2_DMABUF | VB2_READ;
@ -2381,11 +2373,11 @@ static int vpfe_probe_complete(struct vpfe_device *vpfe)
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->lock = &vpfe->lock;
q->min_buffers_needed = 1;
q->dev = vpfe->pdev;
err = vb2_queue_init(q);
if (err) {
vpfe_err(vpfe, "vb2_queue_init() failed\n");
vb2_dma_contig_cleanup_ctx(vpfe->alloc_ctx);
goto probe_out;
}

2
drivers/media/platform/am437x/am437x-vpfe.h
View File

@ -264,8 +264,6 @@ struct vpfe_device {
struct v4l2_rect crop;
/* Buffer queue used in video-buf */
struct vb2_queue buffer_queue;
/* Allocator-specific contexts for each plane */
struct vb2_alloc_ctx *alloc_ctx;
/* Queue of filled frames */
struct list_head dma_queue;
/* IRQ lock for DMA queue */

15
drivers/media/platform/blackfin/bfin_capture.c
View File

@ -91,8 +91,6 @@ struct bcap_device {
struct bcap_buffer *cur_frm;
/* buffer queue used in videobuf2 */
struct vb2_queue buffer_queue;
/* allocator-specific contexts for each plane */
struct vb2_alloc_ctx *alloc_ctx;
/* queue of filled frames */
struct list_head dma_queue;
/* used in videobuf2 callback */
@ -209,7 +207,6 @@ static int bcap_queue_setup(struct vb2_queue *vq,
if (vq->num_buffers + *nbuffers < 2)
*nbuffers = 2;
alloc_ctxs[0] = bcap_dev->alloc_ctx;
if (*nplanes)
return sizes[0] < bcap_dev->fmt.sizeimage ? -EINVAL : 0;
@ -820,12 +817,6 @@ static int bcap_probe(struct platform_device *pdev)
}
bcap_dev->ppi->priv = bcap_dev;
bcap_dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
if (IS_ERR(bcap_dev->alloc_ctx)) {
ret = PTR_ERR(bcap_dev->alloc_ctx);
goto err_free_ppi;
}
vfd = &bcap_dev->video_dev;
/* initialize field of video device */
vfd->release = video_device_release_empty;
@ -839,7 +830,7 @@ static int bcap_probe(struct platform_device *pdev)
if (ret) {
v4l2_err(pdev->dev.driver,
"Unable to register v4l2 device\n");
goto err_cleanup_ctx;
goto err_free_ppi;
}
v4l2_info(&bcap_dev->v4l2_dev, "v4l2 device registered\n");
@ -863,6 +854,7 @@ static int bcap_probe(struct platform_device *pdev)
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->lock = &bcap_dev->mutex;
q->min_buffers_needed = 1;
q->dev = &pdev->dev;
ret = vb2_queue_init(q);
if (ret)
@ -967,8 +959,6 @@ err_free_handler:
v4l2_ctrl_handler_free(&bcap_dev->ctrl_handler);
err_unreg_v4l2:
v4l2_device_unregister(&bcap_dev->v4l2_dev);
err_cleanup_ctx:
vb2_dma_contig_cleanup_ctx(bcap_dev->alloc_ctx);
err_free_ppi:
ppi_delete_instance(bcap_dev->ppi);
err_free_dev:
@ -986,7 +976,6 @@ static int bcap_remove(struct platform_device *pdev)
video_unregister_device(&bcap_dev->video_dev);
v4l2_ctrl_handler_free(&bcap_dev->ctrl_handler);
v4l2_device_unregister(v4l2_dev);
vb2_dma_contig_cleanup_ctx(bcap_dev->alloc_ctx);
ppi_delete_instance(bcap_dev->ppi);
kfree(bcap_dev);
return 0;

16
drivers/media/platform/coda/coda-common.c
View File

@ -1151,9 +1151,6 @@ static int coda_queue_setup(struct vb2_queue *vq,
*nplanes = 1;
sizes[0] = size;
/* Set to vb2-dma-contig allocator context, ignored by vb2-vmalloc */
alloc_ctxs[0] = ctx->dev->alloc_ctx;
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"get %d buffer(s) of size %d each.\n", *nbuffers, size);
@ -1599,6 +1596,7 @@ static int coda_queue_init(struct coda_ctx *ctx, struct vb2_queue *vq)
* that videobuf2 will keep the value of bytesused intact.
*/
vq->allow_zero_bytesused = 1;
vq->dev = &ctx->dev->plat_dev->dev;
return vb2_queue_init(vq);
}
@ -2040,16 +2038,10 @@ static void coda_fw_callback(const struct firmware *fw, void *context)
if (ret < 0)
goto put_pm;
dev->alloc_ctx = vb2_dma_contig_init_ctx(&pdev->dev);
if (IS_ERR(dev->alloc_ctx)) {
v4l2_err(&dev->v4l2_dev, "Failed to alloc vb2 context\n");
goto put_pm;
}
dev->m2m_dev = v4l2_m2m_init(&coda_m2m_ops);
if (IS_ERR(dev->m2m_dev)) {
v4l2_err(&dev->v4l2_dev, "Failed to init mem2mem device\n");
goto rel_ctx;
goto put_pm;
}
for (i = 0; i < dev->devtype->num_vdevs; i++) {
@ -2072,8 +2064,6 @@ rel_vfd:
while (--i >= 0)
video_unregister_device(&dev->vfd[i]);
v4l2_m2m_release(dev->m2m_dev);
rel_ctx:
vb2_dma_contig_cleanup_ctx(dev->alloc_ctx);
put_pm:
pm_runtime_put_sync(&pdev->dev);
}
@ -2324,8 +2314,6 @@ static int coda_remove(struct platform_device *pdev)
if (dev->m2m_dev)
v4l2_m2m_release(dev->m2m_dev);
pm_runtime_disable(&pdev->dev);
if (dev->alloc_ctx)
vb2_dma_contig_cleanup_ctx(dev->alloc_ctx);
v4l2_device_unregister(&dev->v4l2_dev);
destroy_workqueue(dev->workqueue);
if (dev->iram.vaddr)

1
drivers/media/platform/coda/coda.h
View File

@ -92,7 +92,6 @@ struct coda_dev {
struct mutex coda_mutex;
struct workqueue_struct *workqueue;
struct v4l2_m2m_dev *m2m_dev;
struct vb2_alloc_ctx *alloc_ctx;
struct list_head instances;
unsigned long instance_mask;
struct dentry *debugfs_root;

12
drivers/media/platform/davinci/vpbe_display.c
View File

@ -242,7 +242,6 @@ vpbe_buffer_queue_setup(struct vb2_queue *vq,
/* Store number of buffers allocated in numbuffer member */
if (vq->num_buffers + *nbuffers < VPBE_DEFAULT_NUM_BUFS)
*nbuffers = VPBE_DEFAULT_NUM_BUFS - vq->num_buffers;
alloc_ctxs[0] = layer->alloc_ctx;
if (*nplanes)
return sizes[0] < layer->pix_fmt.sizeimage ? -EINVAL : 0;
@ -1451,20 +1450,13 @@ static int vpbe_display_probe(struct platform_device *pdev)
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 1;
q->lock = &disp_dev->dev[i]->opslock;
q->dev = disp_dev->vpbe_dev->pdev;
err = vb2_queue_init(q);
if (err) {
v4l2_err(v4l2_dev, "vb2_queue_init() failed\n");
goto probe_out;
}
disp_dev->dev[i]->alloc_ctx =
vb2_dma_contig_init_ctx(disp_dev->vpbe_dev->pdev);
if (IS_ERR(disp_dev->dev[i]->alloc_ctx)) {
v4l2_err(v4l2_dev, "Failed to get the context\n");
err = PTR_ERR(disp_dev->dev[i]->alloc_ctx);
goto probe_out;
}
INIT_LIST_HEAD(&disp_dev->dev[i]->dma_queue);
if (register_device(disp_dev->dev[i], disp_dev, pdev)) {
@ -1482,7 +1474,6 @@ probe_out:
for (k = 0; k < VPBE_DISPLAY_MAX_DEVICES; k++) {
/* Unregister video device */
if (disp_dev->dev[k] != NULL) {
vb2_dma_contig_cleanup_ctx(disp_dev->dev[k]->alloc_ctx);
video_unregister_device(&disp_dev->dev[k]->video_dev);
kfree(disp_dev->dev[k]);
}
@ -1510,7 +1501,6 @@ static int vpbe_display_remove(struct platform_device *pdev)
for (i = 0; i < VPBE_DISPLAY_MAX_DEVICES; i++) {
/* Get the pointer to the layer object */
vpbe_display_layer = disp_dev->dev[i];
vb2_dma_contig_cleanup_ctx(vpbe_display_layer->alloc_ctx);
/* Unregister video device */
video_unregister_device(&vpbe_display_layer->video_dev);

11
drivers/media/platform/davinci/vpif_capture.c
View File

@ -133,7 +133,6 @@ static int vpif_buffer_queue_setup(struct vb2_queue *vq,
*nplanes = 1;
sizes[0] = size;
alloc_ctxs[0] = common->alloc_ctx;
/* Calculate the offset for Y and C data in the buffer */
vpif_calculate_offsets(ch);
@ -1371,6 +1370,7 @@ static int vpif_probe_complete(void)
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 1;
q->lock = &common->lock;
q->dev = vpif_dev;
err = vb2_queue_init(q);
if (err) {
@ -1378,13 +1378,6 @@ static int vpif_probe_complete(void)
goto probe_out;
}
common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev);
if (IS_ERR(common->alloc_ctx)) {
vpif_err("Failed to get the context\n");
err = PTR_ERR(common->alloc_ctx);
goto probe_out;
}
INIT_LIST_HEAD(&common->dma_queue);
/* Initialize the video_device structure */
@ -1412,7 +1405,6 @@ probe_out:
/* Get the pointer to the channel object */
ch = vpif_obj.dev[k];
common = &ch->common[k];
vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
/* Unregister video device */
video_unregister_device(&ch->video_dev);
}
@ -1546,7 +1538,6 @@ static int vpif_remove(struct platform_device *device)
/* Get the pointer to the channel object */
ch = vpif_obj.dev[i];
common = &ch->common[VPIF_VIDEO_INDEX];
vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
/* Unregister video device */
video_unregister_device(&ch->video_dev);
kfree(vpif_obj.dev[i]);

2
drivers/media/platform/davinci/vpif_capture.h
View File

@ -65,8 +65,6 @@ struct common_obj {
struct v4l2_format fmt;
/* Buffer queue used in video-buf */
struct vb2_queue buffer_queue;
/* allocator-specific contexts for each plane */
struct vb2_alloc_ctx *alloc_ctx;
/* Queue of filled frames */
struct list_head dma_queue;
/* Used in video-buf */

11
drivers/media/platform/davinci/vpif_display.c
View File

@ -126,7 +126,6 @@ static int vpif_buffer_queue_setup(struct vb2_queue *vq,
*nplanes = 1;
sizes[0] = size;
alloc_ctxs[0] = common->alloc_ctx;
/* Calculate the offset for Y and C data in the buffer */
vpif_calculate_offsets(ch);
@ -1191,19 +1190,13 @@ static int vpif_probe_complete(void)
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 1;
q->lock = &common->lock;
q->dev = vpif_dev;
err = vb2_queue_init(q);
if (err) {
vpif_err("vpif_display: vb2_queue_init() failed\n");
goto probe_out;
}
common->alloc_ctx = vb2_dma_contig_init_ctx(vpif_dev);
if (IS_ERR(common->alloc_ctx)) {
vpif_err("Failed to get the context\n");
err = PTR_ERR(common->alloc_ctx);
goto probe_out;
}
INIT_LIST_HEAD(&common->dma_queue);
/* register video device */
@ -1233,7 +1226,6 @@ probe_out:
for (k = 0; k < j; k++) {
ch = vpif_obj.dev[k];
common = &ch->common[k];
vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
video_unregister_device(&ch->video_dev);
}
return err;
@ -1355,7 +1347,6 @@ static int vpif_remove(struct platform_device *device)
/* Get the pointer to the channel object */
ch = vpif_obj.dev[i];
common = &ch->common[VPIF_VIDEO_INDEX];
vb2_dma_contig_cleanup_ctx(common->alloc_ctx);
/* Unregister video device */
video_unregister_device(&ch->video_dev);
kfree(vpif_obj.dev[i]);

2
drivers/media/platform/davinci/vpif_display.h
View File

@ -74,8 +74,6 @@ struct common_obj {
struct v4l2_format fmt; /* Used to store the format */
struct vb2_queue buffer_queue; /* Buffer queue used in
* video-buf */
/* allocator-specific contexts for each plane */
struct vb2_alloc_ctx *alloc_ctx;
struct list_head dma_queue; /* Queue of filled frames */
spinlock_t irqlock; /* Used in video-buf */

11
drivers/media/platform/rcar-vin/rcar-dma.c
View File

@ -979,7 +979,6 @@ static int rvin_queue_setup(struct vb2_queue *vq, unsigned int *nbuffers,
{
struct rvin_dev *vin = vb2_get_drv_priv(vq);
alloc_ctxs[0] = vin->alloc_ctx;
/* Make sure the image size is large enough. */
if (*nplanes)
return sizes[0] < vin->format.sizeimage ? -EINVAL : 0;
@ -1129,9 +1128,6 @@ static struct vb2_ops rvin_qops = {
void rvin_dma_remove(struct rvin_dev *vin)
{
if (!IS_ERR_OR_NULL(vin->alloc_ctx))
vb2_dma_contig_cleanup_ctx(vin->alloc_ctx);
mutex_destroy(&vin->lock);
v4l2_device_unregister(&vin->v4l2_dev);
@ -1158,12 +1154,6 @@ int rvin_dma_probe(struct rvin_dev *vin, int irq)
vin->queue_buf[i] = NULL;
/* buffer queue */
vin->alloc_ctx = vb2_dma_contig_init_ctx(vin->dev);
if (IS_ERR(vin->alloc_ctx)) {
ret = PTR_ERR(vin->alloc_ctx);
goto error;
}
q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
q->io_modes = VB2_MMAP | VB2_READ | VB2_DMABUF;
q->lock = &vin->lock;
@ -1173,6 +1163,7 @@ int rvin_dma_probe(struct rvin_dev *vin, int irq)
q->mem_ops = &vb2_dma_contig_memops;
q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->min_buffers_needed = 2;
q->dev = vin->dev;
ret = vb2_queue_init(q);
if (ret < 0) {

2
drivers/media/platform/rcar-vin/rcar-vin.h
View File

@ -94,7 +94,6 @@ struct rvin_graph_entity {
*
* @lock: protects @queue
* @queue: vb2 buffers queue
* @alloc_ctx: allocation context for the vb2 @queue
*
* @qlock: protects @queue_buf, @buf_list, @continuous, @sequence
* @state
@ -125,7 +124,6 @@ struct rvin_dev {
struct mutex lock;
struct vb2_queue queue;
struct vb2_alloc_ctx *alloc_ctx;
spinlock_t qlock;
struct vb2_v4l2_buffer *queue_buf[HW_BUFFER_NUM];

2
include/media/davinci/vpbe_display.h
View File

@ -81,8 +81,6 @@ struct vpbe_layer {
* Buffer queue used in video-buf
*/
struct vb2_queue buffer_queue;
/* allocator-specific contexts for each plane */
struct vb2_alloc_ctx *alloc_ctx;
/* Queue of filled frames */
struct list_head dma_queue;
/* Used in video-buf */