diff options
| author | lawrence rust <lawrence@softsystem.co.uk> | 2010-08-25 09:50:20 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-10-21 01:04:52 -0200 |
| commit | 2e4e98e788d8fbe30892bee3375067a4937155da (patch) | |
| tree | 66d0ae3a74fa77f3e1cffa752dc61bd4089ce609 /drivers/media/video/cx88/cx88.h | |
| parent | f71d76812e6cd3af8e293eeb8eb465c208e771cc (diff) | |
| download | linux-2e4e98e788d8fbe30892bee3375067a4937155da.tar.gz | |
V4L/DVB: drivers/media: Make static data tables and strings const
Making static data const avoids allocation of additional r/w memory and
reduces initialisation time. It also provides some additional opportunities
for compiler optimisations.
Signed-off-by: Lawrence Rust <lvr@softsystem.co.uk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx88/cx88.h')
| -rw-r--r-- | drivers/media/video/cx88/cx88.h | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/media/video/cx88/cx88.h b/drivers/media/video/cx88/cx88.h index d9554090eb6ff3..bda9e3ee425e17 100644 --- a/drivers/media/video/cx88/cx88.h +++ b/drivers/media/video/cx88/cx88.h @@ -108,7 +108,7 @@ static unsigned int inline norm_maxh(v4l2_std_id norm) /* static data */ struct cx8800_fmt { - char *name; + const char *name; u32 fourcc; /* v4l2 format id */ int depth; int flags; @@ -138,7 +138,7 @@ struct cx88_ctrl { /* more */ struct sram_channel { - char *name; + const char *name; u32 cmds_start; u32 ctrl_start; u32 cdt; @@ -149,7 +149,7 @@ struct sram_channel { u32 cnt1_reg; u32 cnt2_reg; }; -extern struct sram_channel cx88_sram_channels[]; +extern const struct sram_channel const cx88_sram_channels[]; /* ----------------------------------------------------------- */ /* card configuration */ @@ -262,7 +262,7 @@ struct cx88_input { }; struct cx88_board { - char *name; + const char *name; unsigned int tuner_type; unsigned int radio_type; unsigned char tuner_addr; @@ -314,7 +314,7 @@ struct cx88_buffer { /* cx88 specific */ unsigned int bpl; struct btcx_riscmem risc; - struct cx8800_fmt *fmt; + const struct cx8800_fmt *fmt; u32 count; }; @@ -424,7 +424,7 @@ struct cx8800_fh { unsigned int nclips; /* video capture */ - struct cx8800_fmt *fmt; + const struct cx8800_fmt *fmt; unsigned int width,height; struct videobuf_queue vidq; @@ -579,7 +579,7 @@ struct cx8802_dev { /* ----------------------------------------------------------- */ /* cx88-core.c */ -extern void cx88_print_irqbits(char *name, char *tag, char **strings, +extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[], int len, u32 bits, u32 mask); extern int cx88_core_irq(struct cx88_core *core, u32 status); @@ -606,10 +606,10 @@ cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf); extern void cx88_risc_disasm(struct cx88_core *core, struct btcx_riscmem *risc); extern int cx88_sram_channel_setup(struct cx88_core *core, - struct sram_channel *ch, + const struct sram_channel *ch, unsigned int bpl, u32 risc); extern void cx88_sram_channel_dump(struct cx88_core *core, - struct sram_channel *ch); + const struct sram_channel *ch); extern int cx88_set_scale(struct cx88_core *core, unsigned int width, unsigned int height, enum v4l2_field field); @@ -617,8 +617,8 @@ extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm); extern struct video_device *cx88_vdev_init(struct cx88_core *core, struct pci_dev *pci, - struct video_device *template, - char *type); + const struct video_device *template_, + const char *type); extern struct cx88_core* cx88_core_get(struct pci_dev *pci); extern void cx88_core_put(struct cx88_core *core, struct pci_dev *pci); @@ -644,7 +644,7 @@ int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q); void cx8800_vbi_timeout(unsigned long data); -extern struct videobuf_queue_ops cx8800_vbi_qops; +extern const struct videobuf_queue_ops cx8800_vbi_qops; /* ----------------------------------------------------------- */ /* cx88-i2c.c */ |