Commit 6850aeab authored by Joe Perches's avatar Joe Perches Committed by Linus Torvalds

media: use pci_zalloc_consistent

Remove the now unnecessary memset too.
Signed-off-by: default avatarJoe Perches <joe@perches.com>
Cc: Hans Verkuil <hverkuil@xs4all.nl>
Cc: Mauro Carvalho Chehab <m.chehab@samsung.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 59e2623b
...@@ -421,23 +421,20 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent ...@@ -421,23 +421,20 @@ static int saa7146_init_one(struct pci_dev *pci, const struct pci_device_id *ent
err = -ENOMEM; err = -ENOMEM;
/* get memory for various stuff */ /* get memory for various stuff */
dev->d_rps0.cpu_addr = pci_alloc_consistent(pci, SAA7146_RPS_MEM, dev->d_rps0.cpu_addr = pci_zalloc_consistent(pci, SAA7146_RPS_MEM,
&dev->d_rps0.dma_handle); &dev->d_rps0.dma_handle);
if (!dev->d_rps0.cpu_addr) if (!dev->d_rps0.cpu_addr)
goto err_free_irq; goto err_free_irq;
memset(dev->d_rps0.cpu_addr, 0x0, SAA7146_RPS_MEM);
dev->d_rps1.cpu_addr = pci_alloc_consistent(pci, SAA7146_RPS_MEM, dev->d_rps1.cpu_addr = pci_zalloc_consistent(pci, SAA7146_RPS_MEM,
&dev->d_rps1.dma_handle); &dev->d_rps1.dma_handle);
if (!dev->d_rps1.cpu_addr) if (!dev->d_rps1.cpu_addr)
goto err_free_rps0; goto err_free_rps0;
memset(dev->d_rps1.cpu_addr, 0x0, SAA7146_RPS_MEM);
dev->d_i2c.cpu_addr = pci_alloc_consistent(pci, SAA7146_RPS_MEM, dev->d_i2c.cpu_addr = pci_zalloc_consistent(pci, SAA7146_RPS_MEM,
&dev->d_i2c.dma_handle); &dev->d_i2c.dma_handle);
if (!dev->d_i2c.cpu_addr) if (!dev->d_i2c.cpu_addr)
goto err_free_rps1; goto err_free_rps1;
memset(dev->d_i2c.cpu_addr, 0x0, SAA7146_RPS_MEM);
/* the rest + print status message */ /* the rest + print status message */
......
...@@ -520,14 +520,15 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv) ...@@ -520,14 +520,15 @@ int saa7146_vv_init(struct saa7146_dev* dev, struct saa7146_ext_vv *ext_vv)
configuration data) */ configuration data) */
dev->ext_vv_data = ext_vv; dev->ext_vv_data = ext_vv;
vv->d_clipping.cpu_addr = pci_alloc_consistent(dev->pci, SAA7146_CLIPPING_MEM, &vv->d_clipping.dma_handle); vv->d_clipping.cpu_addr =
pci_zalloc_consistent(dev->pci, SAA7146_CLIPPING_MEM,
&vv->d_clipping.dma_handle);
if( NULL == vv->d_clipping.cpu_addr ) { if( NULL == vv->d_clipping.cpu_addr ) {
ERR("out of memory. aborting.\n"); ERR("out of memory. aborting.\n");
kfree(vv); kfree(vv);
v4l2_ctrl_handler_free(hdl); v4l2_ctrl_handler_free(hdl);
return -1; return -1;
} }
memset(vv->d_clipping.cpu_addr, 0x0, SAA7146_CLIPPING_MEM);
saa7146_video_uops.init(dev,vv); saa7146_video_uops.init(dev,vv);
if (dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE) if (dev->ext_vv_data->capabilities & V4L2_CAP_VBI_CAPTURE)
......
...@@ -101,28 +101,20 @@ static int bt878_mem_alloc(struct bt878 *bt) ...@@ -101,28 +101,20 @@ static int bt878_mem_alloc(struct bt878 *bt)
if (!bt->buf_cpu) { if (!bt->buf_cpu) {
bt->buf_size = 128 * 1024; bt->buf_size = 128 * 1024;
bt->buf_cpu = bt->buf_cpu = pci_zalloc_consistent(bt->dev, bt->buf_size,
pci_alloc_consistent(bt->dev, bt->buf_size,
&bt->buf_dma); &bt->buf_dma);
if (!bt->buf_cpu) if (!bt->buf_cpu)
return -ENOMEM; return -ENOMEM;
memset(bt->buf_cpu, 0, bt->buf_size);
} }
if (!bt->risc_cpu) { if (!bt->risc_cpu) {
bt->risc_size = PAGE_SIZE; bt->risc_size = PAGE_SIZE;
bt->risc_cpu = bt->risc_cpu = pci_zalloc_consistent(bt->dev, bt->risc_size,
pci_alloc_consistent(bt->dev, bt->risc_size,
&bt->risc_dma); &bt->risc_dma);
if (!bt->risc_cpu) { if (!bt->risc_cpu) {
bt878_mem_free(bt); bt878_mem_free(bt);
return -ENOMEM; return -ENOMEM;
} }
memset(bt->risc_cpu, 0, bt->risc_size);
} }
return 0; return 0;
......
...@@ -1075,12 +1075,11 @@ static int AllocCommonBuffers(struct ngene *dev) ...@@ -1075,12 +1075,11 @@ static int AllocCommonBuffers(struct ngene *dev)
dev->ngenetohost = dev->FWInterfaceBuffer + 256; dev->ngenetohost = dev->FWInterfaceBuffer + 256;
dev->EventBuffer = dev->FWInterfaceBuffer + 512; dev->EventBuffer = dev->FWInterfaceBuffer + 512;
dev->OverflowBuffer = pci_alloc_consistent(dev->pci_dev, dev->OverflowBuffer = pci_zalloc_consistent(dev->pci_dev,
OVERFLOW_BUFFER_SIZE, OVERFLOW_BUFFER_SIZE,
&dev->PAOverflowBuffer); &dev->PAOverflowBuffer);
if (!dev->OverflowBuffer) if (!dev->OverflowBuffer)
return -ENOMEM; return -ENOMEM;
memset(dev->OverflowBuffer, 0, OVERFLOW_BUFFER_SIZE);
for (i = STREAM_VIDEOIN1; i < MAX_STREAM; i++) { for (i = STREAM_VIDEOIN1; i < MAX_STREAM; i++) {
int type = dev->card_info->io_type[i]; int type = dev->card_info->io_type[i];
......
...@@ -803,10 +803,8 @@ static int ttusb_alloc_iso_urbs(struct ttusb *ttusb) ...@@ -803,10 +803,8 @@ static int ttusb_alloc_iso_urbs(struct ttusb *ttusb)
{ {
int i; int i;
ttusb->iso_buffer = pci_alloc_consistent(NULL, ttusb->iso_buffer = pci_zalloc_consistent(NULL,
ISO_FRAME_SIZE * ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF * ISO_BUF_COUNT,
FRAMES_PER_ISO_BUF *
ISO_BUF_COUNT,
&ttusb->iso_dma_handle); &ttusb->iso_dma_handle);
if (!ttusb->iso_buffer) { if (!ttusb->iso_buffer) {
...@@ -815,9 +813,6 @@ static int ttusb_alloc_iso_urbs(struct ttusb *ttusb) ...@@ -815,9 +813,6 @@ static int ttusb_alloc_iso_urbs(struct ttusb *ttusb)
return -ENOMEM; return -ENOMEM;
} }
memset(ttusb->iso_buffer, 0,
ISO_FRAME_SIZE * FRAMES_PER_ISO_BUF * ISO_BUF_COUNT);
for (i = 0; i < ISO_BUF_COUNT; i++) { for (i = 0; i < ISO_BUF_COUNT; i++) {
struct urb *urb; struct urb *urb;
......
...@@ -1151,10 +1151,8 @@ static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec) ...@@ -1151,10 +1151,8 @@ static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec)
dprintk("%s\n", __func__); dprintk("%s\n", __func__);
dec->iso_buffer = pci_alloc_consistent(NULL, dec->iso_buffer = pci_zalloc_consistent(NULL,
ISO_FRAME_SIZE * ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * ISO_BUF_COUNT),
(FRAMES_PER_ISO_BUF *
ISO_BUF_COUNT),
&dec->iso_dma_handle); &dec->iso_dma_handle);
if (!dec->iso_buffer) { if (!dec->iso_buffer) {
...@@ -1163,9 +1161,6 @@ static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec) ...@@ -1163,9 +1161,6 @@ static int ttusb_dec_alloc_iso_urbs(struct ttusb_dec *dec)
return -ENOMEM; return -ENOMEM;
} }
memset(dec->iso_buffer, 0,
ISO_FRAME_SIZE * (FRAMES_PER_ISO_BUF * ISO_BUF_COUNT));
for (i = 0; i < ISO_BUF_COUNT; i++) { for (i = 0; i < ISO_BUF_COUNT; i++) {
struct urb *urb; struct urb *urb;
......
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