Skip to content

Commit

Permalink
media: pci: make snd_pcm_hardware const
Browse files Browse the repository at this point in the history
Make these const as they are only used during a copy operation.
Done using Coccinelle.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
  • Loading branch information
Bhumika Goyal authored and Mauro Carvalho Chehab committed Aug 20, 2017
1 parent 38c4f03 commit 47f1431
Show file tree
Hide file tree
Showing 6 changed files with 7 additions and 7 deletions.
4 changes: 2 additions & 2 deletions drivers/media/pci/cobalt/cobalt-alsa-pcm.c
Original file line number Diff line number Diff line change
Expand Up @@ -43,7 +43,7 @@ MODULE_PARM_DESC(pcm_debug, "enable debug messages for pcm");
pr_info("cobalt-alsa-pcm %s: " fmt, __func__, ##arg); \
} while (0)

static struct snd_pcm_hardware snd_cobalt_hdmi_capture = {
static const struct snd_pcm_hardware snd_cobalt_hdmi_capture = {
.info = SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
Expand All @@ -64,7 +64,7 @@ static struct snd_pcm_hardware snd_cobalt_hdmi_capture = {
.periods_max = 4,
};

static struct snd_pcm_hardware snd_cobalt_playback = {
static const struct snd_pcm_hardware snd_cobalt_playback = {
.info = SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
Expand Down
2 changes: 1 addition & 1 deletion drivers/media/pci/cx18/cx18-alsa-pcm.c
Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,7 @@ MODULE_PARM_DESC(pcm_debug, "enable debug messages for pcm");
__func__, ##arg); \
} while (0)

static struct snd_pcm_hardware snd_cx18_hw_capture = {
static const struct snd_pcm_hardware snd_cx18_hw_capture = {
.info = SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
Expand Down
2 changes: 1 addition & 1 deletion drivers/media/pci/cx23885/cx23885-alsa.c
Original file line number Diff line number Diff line change
Expand Up @@ -293,7 +293,7 @@ static int dsp_buffer_free(struct cx23885_audio_dev *chip)
*/
#define DEFAULT_FIFO_SIZE 4096

static struct snd_pcm_hardware snd_cx23885_digital_hw = {
static const struct snd_pcm_hardware snd_cx23885_digital_hw = {
.info = SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
Expand Down
2 changes: 1 addition & 1 deletion drivers/media/pci/cx25821/cx25821-alsa.c
Original file line number Diff line number Diff line change
Expand Up @@ -428,7 +428,7 @@ static int dsp_buffer_free(struct cx25821_audio_dev *chip)
* Digital hardware definition
*/
#define DEFAULT_FIFO_SIZE 384
static struct snd_pcm_hardware snd_cx25821_digital_hw = {
static const struct snd_pcm_hardware snd_cx25821_digital_hw = {
.info = SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID,
.formats = SNDRV_PCM_FMTBIT_S16_LE,
Expand Down
2 changes: 1 addition & 1 deletion drivers/media/pci/ivtv/ivtv-alsa-pcm.c
Original file line number Diff line number Diff line change
Expand Up @@ -41,7 +41,7 @@ MODULE_PARM_DESC(pcm_debug, "enable debug messages for pcm");
pr_info("ivtv-alsa-pcm %s: " fmt, __func__, ##arg); \
} while (0)

static struct snd_pcm_hardware snd_ivtv_hw_capture = {
static const struct snd_pcm_hardware snd_ivtv_hw_capture = {
.info = SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP |
SNDRV_PCM_INFO_INTERLEAVED |
Expand Down
2 changes: 1 addition & 1 deletion drivers/media/pci/saa7134/saa7134-alsa.c
Original file line number Diff line number Diff line change
Expand Up @@ -627,7 +627,7 @@ snd_card_saa7134_capture_pointer(struct snd_pcm_substream * substream)
* switching to 32kHz without any frequency translation
*/

static struct snd_pcm_hardware snd_card_saa7134_capture =
static const struct snd_pcm_hardware snd_card_saa7134_capture =
{
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
Expand Down

0 comments on commit 47f1431

Please sign in to comment.