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path: root/drivers/media/pci/cx25821/cx25821.h
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Diffstat (limited to 'drivers/media/pci/cx25821/cx25821.h')
-rw-r--r--drivers/media/pci/cx25821/cx25821.h26
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/media/pci/cx25821/cx25821.h b/drivers/media/pci/cx25821/cx25821.h
index fdeecdf09ef5..d7e71f46defc 100644
--- a/drivers/media/pci/cx25821/cx25821.h
+++ b/drivers/media/pci/cx25821/cx25821.h
@@ -126,20 +126,11 @@ struct cx25821_fh {
enum v4l2_priority prio;
- /* video overlay */
- struct v4l2_window win;
- struct v4l2_clip *clips;
- unsigned int nclips;
-
/* video capture */
struct cx25821_fmt *fmt;
unsigned int width, height;
int channel_id;
struct videobuf_queue vidq;
-
- /* H264 Encoder specifics ONLY */
- struct videobuf_queue mpegq;
- atomic_t v4l_reading;
};
enum cx25821_itype {
@@ -222,7 +213,7 @@ struct cx25821_dmaqueue {
struct cx25821_data {
struct cx25821_dev *dev;
- struct sram_channel *channel;
+ const struct sram_channel *channel;
};
struct cx25821_channel {
@@ -237,7 +228,7 @@ struct cx25821_channel {
struct video_device *video_dev;
struct cx25821_dmaqueue vidq;
- struct sram_channel *sram_channels;
+ const struct sram_channel *sram_channels;
struct mutex lock;
int resources;
@@ -470,7 +461,8 @@ struct sram_channel {
u32 jumponly;
u32 irq_bit;
};
-extern struct sram_channel cx25821_sram_channels[];
+
+extern const struct sram_channel cx25821_sram_channels[];
#define STATUS_SUCCESS 0
#define STATUS_UNSUCCESSFUL -1
@@ -518,7 +510,7 @@ extern int medusa_set_saturation(struct cx25821_dev *dev, int saturation,
int decoder);
extern int cx25821_sram_channel_setup(struct cx25821_dev *dev,
- struct sram_channel *ch, unsigned int bpl,
+ const struct sram_channel *ch, unsigned int bpl,
u32 risc);
extern int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
@@ -537,16 +529,16 @@ extern void cx25821_free_buffer(struct videobuf_queue *q,
extern int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
u32 reg, u32 mask, u32 value);
extern void cx25821_sram_channel_dump(struct cx25821_dev *dev,
- struct sram_channel *ch);
+ const struct sram_channel *ch);
extern void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
- struct sram_channel *ch);
+ const struct sram_channel *ch);
extern struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci);
extern void cx25821_print_irqbits(char *name, char *tag, char **strings,
int len, u32 bits, u32 mask);
extern void cx25821_dev_unregister(struct cx25821_dev *dev);
extern int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc);
extern int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev,
@@ -570,7 +562,7 @@ extern void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev);
extern void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev);
extern void cx25821_stop_upstream_audio(struct cx25821_dev *dev);
extern int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
- struct sram_channel *ch,
+ const struct sram_channel *ch,
unsigned int bpl, u32 risc);
extern void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel,
u32 format);

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