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[media] v4l: fix compiler warnings

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media_build/v4l/adv7343.c: In function 'adv7343_setstd':
media_build/v4l/adv7343.c:133:6: warning: variable 'output_idx' set but not used [-Wunused-but-set-variable]
media_build/v4l/tvp5150.c: In function 'tvp5150_mbus_fmt':
media_build/v4l/tvp5150.c:833:14: warning: variable 'std' set but not used [-Wunused-but-set-variable]
media_build/v4l/tvp7002.c: In function 'tvp7002_query_dv_preset':
media_build/v4l/tvp7002.c:673:18: warning: variable 'device' set but not used [-Wunused-but-set-variable]
media_build/v4l/c-qcam.c: In function 'qc_capture':
media_build/v4l/c-qcam.c:381:33: warning: variable 'bitsperxfer' set but not used [-Wunused-but-set-variable]
media_build/v4l/pms.c: In function 'pms_s_std':
media_build/v4l/pms.c:738:6: warning: variable 'ret' set but not used [-Wunused-but-set-variable]
media_build/v4l/pms.c: In function 'init_mediavision':
media_build/v4l/pms.c:959:6: warning: variable 'id' set but not used [-Wunused-but-set-variable]
media_build/v4l/cx25821-alsa.c: In function 'cx25821_irq':
media_build/v4l/cx25821-alsa.c:294:6: warning: variable 'audint_count' set but not used [-Wunused-but-set-variable]
media_build/v4l/zr364xx.c: In function 'zr364xx_fillbuff':
media_build/v4l/zr364xx.c:510:25: warning: variable 'frm' set but not used [-Wunused-but-set-variable]
media_build/v4l/s2255drv.c: In function 's2255_fillbuff':
media_build/v4l/s2255drv.c:637:23: warning: variable 'frm' set but not used [-Wunused-but-set-variable]
media_build/v4l/s2255drv.c: In function 'vidioc_s_fmt_vid_cap':
media_build/v4l/s2255drv.c:990:6: warning: variable 'norm' set but not used [-Wunused-but-set-variable]
media_build/v4l/tm6000-stds.c: In function 'tm6000_set_audio_std':
media_build/v4l/tm6000-stds.c:341:10: warning: variable 'nicam_flag' set but not used [-Wunused-but-set-variable]
media_build/v4l/tm6000-video.c: In function 'get_next_buf':
media_build/v4l/tm6000-video.c:172:8: warning: variable 'outp' set but not used [-Wunused-but-set-variable]
media_build/v4l/tm6000-video.c: In function 'copy_streams':
media_build/v4l/tm6000-video.c:214:36: warning: variable 'c' set but not used [-Wunused-but-set-variable]
media_build/v4l/tm6000-input.c: In function 'tm6000_ir_urb_received':
media_build/v4l/tm6000-input.c:171:6: warning: variable 'rc' set but not used [-Wunused-but-set-variable]
media_build/v4l/usbvision-core.c: In function 'usbvision_decompress':
media_build/v4l/usbvision-core.c:604:23: warning: variable 'max_pos' set but not used [-Wunused-but-set-variable]
media_build/v4l/usbvision-core.c: In function 'usbvision_parse_compress':
media_build/v4l/usbvision-core.c:705:39: warning: variable 'rc' set but not used [-Wunused-but-set-variable]
media_build/v4l/usbvision-core.c:705:22: warning: variable 'bytes_per_pixel' set but not used [-Wunused-but-set-variable]
media_build/v4l/zoran_device.c: In function 'write_overlay_mask':
media_build/v4l/zoran_device.c:545:6: warning: variable 'reg' set but not used [-Wunused-but-set-variable]
media_build/v4l/go7007-v4l2.c: In function 'go7007_streamoff':
media_build/v4l/go7007-v4l2.c:79:6: warning: variable 'retval' set but not used [-Wunused-but-set-variable]

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2012-04-20 07:30:48 -03:00 committed by Mauro Carvalho Chehab
parent e92ba2830b
commit 8173090acb
14 changed files with 9 additions and 48 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
drivers/media/video/adv7343.c
View file

@ -130,14 +130,12 @@ static int adv7343_setstd(struct v4l2_subdev *sd, v4l2_std_id std)
{
struct adv7343_state *state = to_state(sd);
struct adv7343_std_info *std_info;
int output_idx, num_std;
int num_std;
char *fsc_ptr;
u8 reg, val;
int err = 0;
int i = 0;
output_idx = state->output;
std_info = (struct adv7343_std_info *)stdinfo;
num_std = ARRAY_SIZE(stdinfo);

3
drivers/media/video/c-qcam.c
View file

@ -378,7 +378,7 @@ get_fragment:
static long qc_capture(struct qcam *qcam, char __user *buf, unsigned long len)
{
struct v4l2_device *v4l2_dev = &qcam->v4l2_dev;
unsigned lines, pixelsperline, bitsperxfer;
unsigned lines, pixelsperline;
unsigned int is_bi_dir = qcam->bidirectional;
size_t wantlen, outptr = 0;
char tmpbuf[BUFSZ];
@ -404,7 +404,6 @@ static long qc_capture(struct qcam *qcam, char __user *buf, unsigned long len)
lines = qcam->height;
pixelsperline = qcam->width;
bitsperxfer = (is_bi_dir) ? 24 : 8;
if (is_bi_dir) {
/* Turn the port around */

2
drivers/media/video/cx25821/cx25821-alsa.c
View file

@ -290,11 +290,9 @@ static irqreturn_t cx25821_irq(int irq, void *dev_id)
u32 status, pci_status;
u32 audint_status, audint_mask;
int loop, handled = 0;
int audint_count = 0;
audint_status = cx_read(AUD_A_INT_STAT);
audint_mask = cx_read(AUD_A_INT_MSK);
audint_count = cx_read(AUD_A_GPCNT);
status = cx_read(PCI_INT_STAT);
for (loop = 0; loop < 1; loop++) {

2
drivers/media/video/pms.c
View file

@ -916,7 +916,6 @@ static const struct v4l2_ioctl_ops pms_ioctl_ops = {
static int init_mediavision(struct pms *dev)
{
int id;
int idec, decst;
int i;
static const unsigned char i2c_defs[] = {
@ -948,7 +947,6 @@ static int init_mediavision(struct pms *dev)
outb(dev->io >> 4, 0x9a01); /* Set IO port */
id = mvv_read(dev, 3);
decst = pms_i2c_stat(dev, 0x43);
if (decst != -1)

4
drivers/media/video/s2255drv.c
View file

@ -634,13 +634,11 @@ static void s2255_fillbuff(struct s2255_channel *channel,
const char *tmpbuf;
char *vbuf = videobuf_to_vmalloc(&buf->vb);
unsigned long last_frame;
struct s2255_framei *frm;
if (!vbuf)
return;
last_frame = channel->last_frame;
if (last_frame != -1) {
frm = &channel->buffer.frame[last_frame];
tmpbuf =
(const char *)channel->buffer.frame[last_frame].lpvbits;
switch (buf->fmt->fourcc) {
@ -987,7 +985,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct videobuf_queue *q = &fh->vb_vidq;
struct s2255_mode mode;
int ret;
int norm;
ret = vidioc_try_fmt_vid_cap(file, fh, f);
@ -1018,7 +1015,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
channel->height = f->fmt.pix.height;
fh->vb_vidq.field = f->fmt.pix.field;
fh->type = f->type;
norm = norm_minw(&channel->vdev);
if (channel->width > norm_minw(&channel->vdev)) {
if (channel->height > norm_minh(&channel->vdev)) {
if (channel->cap_parm.capturemode &

3
drivers/media/video/tm6000/tm6000-input.c
View file

@ -168,7 +168,6 @@ static void tm6000_ir_urb_received(struct urb *urb)
struct tm6000_IR *ir = dev->ir;
struct tm6000_ir_poll_result poll_result;
char *buf;
int rc;
dprintk(2, "%s\n",__func__);
if (urb->status < 0 || urb->actual_length <= 0) {
@ -192,7 +191,7 @@ static void tm6000_ir_urb_received(struct urb *urb)
dprintk(1, "%s, scancode: 0x%04x\n",__func__, poll_result.rc_data);
rc_keydown(ir->rc, poll_result.rc_data, 0);
rc = usb_submit_urb(urb, GFP_ATOMIC);
usb_submit_urb(urb, GFP_ATOMIC);
/*
* Flash the led. We can't do it here, as it is running on IRQ context.
* So, use the scheduler to do it, in a few ms.

2
drivers/media/video/tm6000/tm6000-stds.c
View file

@ -338,7 +338,6 @@ static int tm6000_set_audio_std(struct tm6000_core *dev)
uint8_t areg_02 = 0x04; /* GC1 Fixed gain 0dB */
uint8_t areg_05 = 0x01; /* Auto 4.5 = M Japan, Auto 6.5 = DK */
uint8_t areg_06 = 0x02; /* Auto de-emphasis, mannual channel mode */
uint8_t nicam_flag = 0; /* No NICAM */
if (dev->radio) {
tm6000_set_reg(dev, TM6010_REQ08_R01_A_INIT, 0x00);
@ -398,7 +397,6 @@ static int tm6000_set_audio_std(struct tm6000_core *dev)
} else {
areg_05 = 0x07;
}
nicam_flag = 1;
break;
/* other */
case 3:

9
drivers/media/video/tm6000/tm6000-video.c
View file

@ -169,7 +169,6 @@ static inline void get_next_buf(struct tm6000_dmaqueue *dma_q,
struct tm6000_buffer **buf)
{
struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq);
char *outp;
if (list_empty(&dma_q->active)) {
dprintk(dev, V4L2_DEBUG_QUEUE, "No active queue to serve\n");
@ -179,11 +178,6 @@ static inline void get_next_buf(struct tm6000_dmaqueue *dma_q,
*buf = list_entry(dma_q->active.next,
struct tm6000_buffer, vb.queue);
/* Cleans up buffer - Useful for testing for frame/URB loss */
outp = videobuf_to_vmalloc(&(*buf)->vb);
return;
}
/*
@ -211,7 +205,7 @@ static int copy_streams(u8 *data, unsigned long len,
{
struct tm6000_dmaqueue *dma_q = urb->context;
struct tm6000_core *dev = container_of(dma_q, struct tm6000_core, vidq);
u8 *ptr = data, *endp = data+len, c;
u8 *ptr = data, *endp = data+len;
unsigned long header = 0;
int rc = 0;
unsigned int cmd, cpysize, pktsize, size, field, block, line, pos = 0;
@ -264,7 +258,6 @@ static int copy_streams(u8 *data, unsigned long len,
}
/* split the header fields */
c = (header >> 24) & 0xff;
size = ((header & 0x7e) << 1);
if (size > 0)
size -= 4;

7
drivers/media/video/tvp5150.c
View file

@ -830,19 +830,12 @@ static int tvp5150_mbus_fmt(struct v4l2_subdev *sd,
struct v4l2_mbus_framefmt *f)
{
struct tvp5150 *decoder = to_tvp5150(sd);
v4l2_std_id std;
if (f == NULL)
return -EINVAL;
tvp5150_reset(sd, 0);
/* Calculate height and width based on current standard */
if (decoder->norm == V4L2_STD_ALL)
std = tvp5150_read_std(sd);
else
std = decoder->norm;
f->width = decoder->rect.width;
f->height = decoder->rect.height;

3
drivers/media/video/tvp7002.c
View file

@ -670,7 +670,6 @@ static int tvp7002_query_dv_preset(struct v4l2_subdev *sd,
struct v4l2_dv_preset *qpreset)
{
const struct tvp7002_preset_definition *presets = tvp7002_presets;
struct tvp7002 *device;
u8 progressive;
u32 lpfr;
u32 cpln;
@ -684,8 +683,6 @@ static int tvp7002_query_dv_preset(struct v4l2_subdev *sd,
/* Return invalid preset if no active input is detected */
qpreset->preset = V4L2_DV_INVALID;
device = to_tvp7002(sd);
/* Read standards from device registers */
tvp7002_read_err(sd, TVP7002_L_FRAME_STAT_LSBS, &lpf_lsb, &error);
tvp7002_read_err(sd, TVP7002_L_FRAME_STAT_MSBS, &lpf_msb, &error);

12
drivers/media/video/usbvision/usbvision-core.c
View file

@ -601,13 +601,12 @@ static int usbvision_decompress(struct usb_usbvision *usbvision, unsigned char *
unsigned char *decompressed, int *start_pos,
int *block_typestart_pos, int len)
{
int rest_pixel, idx, max_pos, pos, extra_pos, block_len, block_type_pos, block_type_len;
int rest_pixel, idx, pos, extra_pos, block_len, block_type_pos, block_type_len;
unsigned char block_byte, block_code, block_type, block_type_byte, integrator;
integrator = 0;
pos = *start_pos;
block_type_pos = *block_typestart_pos;
max_pos = 396; /* pos + len; */
extra_pos = pos;
block_len = 0;
block_byte = 0;
@ -702,7 +701,7 @@ static enum parse_state usbvision_parse_compress(struct usb_usbvision *usbvision
unsigned char strip_data[USBVISION_STRIP_LEN_MAX];
unsigned char strip_header[USBVISION_STRIP_HEADER_LEN];
int idx, idx_end, strip_len, strip_ptr, startblock_pos, block_pos, block_type_pos;
int clipmask_index, bytes_per_pixel, rc;
int clipmask_index;
int image_size;
unsigned char rv, gv, bv;
static unsigned char *Y, *U, *V;
@ -769,7 +768,6 @@ static enum parse_state usbvision_parse_compress(struct usb_usbvision *usbvision
return parse_state_next_frame;
}
bytes_per_pixel = frame->v4l2_format.bytes_per_pixel;
clipmask_index = frame->curline * MAX_FRAME_WIDTH;
scratch_get(usbvision, strip_data, strip_len);
@ -781,14 +779,14 @@ static enum parse_state usbvision_parse_compress(struct usb_usbvision *usbvision
usbvision->block_pos = block_pos;
rc = usbvision_decompress(usbvision, strip_data, Y, &block_pos, &block_type_pos, idx_end);
usbvision_decompress(usbvision, strip_data, Y, &block_pos, &block_type_pos, idx_end);
if (strip_len > usbvision->max_strip_len)
usbvision->max_strip_len = strip_len;
if (frame->curline % 2)
rc = usbvision_decompress(usbvision, strip_data, V, &block_pos, &block_type_pos, idx_end / 2);
usbvision_decompress(usbvision, strip_data, V, &block_pos, &block_type_pos, idx_end / 2);
else
rc = usbvision_decompress(usbvision, strip_data, U, &block_pos, &block_type_pos, idx_end / 2);
usbvision_decompress(usbvision, strip_data, U, &block_pos, &block_type_pos, idx_end / 2);
if (block_pos > usbvision->comprblock_pos)
usbvision->comprblock_pos = block_pos;

2
drivers/media/video/zoran/zoran_device.c
View file

@ -542,11 +542,9 @@ void write_overlay_mask(struct zoran_fh *fh, struct v4l2_clip *vp, int count)
u32 *mask;
int x, y, width, height;
unsigned i, j, k;
u32 reg;
/* fill mask with one bits */
memset(fh->overlay_mask, ~0, mask_line_size * 4 * BUZ_MAX_HEIGHT);
reg = 0;
for (i = 0; i < count; ++i) {
/* pick up local copy of clip */

2
drivers/media/video/zr364xx.c
View file

@ -507,14 +507,12 @@ static void zr364xx_fillbuff(struct zr364xx_camera *cam,
const char *tmpbuf;
char *vbuf = videobuf_to_vmalloc(&buf->vb);
unsigned long last_frame;
struct zr364xx_framei *frm;
if (!vbuf)
return;
last_frame = cam->last_frame;
if (last_frame != -1) {
frm = &cam->buffer.frame[last_frame];
tmpbuf = (const char *)cam->buffer.frame[last_frame].lpvbits;
switch (buf->fmt->fourcc) {
case V4L2_PIX_FMT_JPEG:

2
drivers/staging/media/go7007/go7007-v4l2.c
View file

@ -76,7 +76,6 @@ static void abort_queued(struct go7007 *go)
static int go7007_streamoff(struct go7007 *go)
{
int retval = -EINVAL;
unsigned long flags;
mutex_lock(&go->hw_lock);
@ -87,7 +86,6 @@ static int go7007_streamoff(struct go7007 *go)
abort_queued(go);
spin_unlock_irqrestore(&go->spinlock, flags);
go7007_reset_encoder(go);
retval = 0;
}
mutex_unlock(&go->hw_lock);
return 0;