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| author | Jean-François Moine <moinejf@free.fr> | 2010-06-04 05:26:42 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-08-02 14:06:08 -0300 |
| commit | 9a731a3265a808c806766a28e2b62e9da78f9ac6 (patch) | |
| tree | c7e6465a5233a6e0579f81d46f0de80a8213ce49 /drivers/media/video/gspca/sn9c20x.c | |
| parent | 456c9acb63fa5c3974c72309f831bd0e1f34b6d9 (diff) | |
| download | op-kernel-dev-9a731a3265a808c806766a28e2b62e9da78f9ac6.zip op-kernel-dev-9a731a3265a808c806766a28e2b62e9da78f9ac6.tar.gz | |
V4L/DVB: gspca - JPEG subdrivers: Don't allocate the JPEG header
The JPEG header is now included in the subdriver structure instead
of being allocated and freed at capture start and stop.
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/sn9c20x.c')
| -rw-r--r-- | drivers/media/video/gspca/sn9c20x.c | 17 |
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c index 644a7fd..3f7e446 100644 --- a/drivers/media/video/gspca/sn9c20x.c +++ b/drivers/media/video/gspca/sn9c20x.c @@ -89,7 +89,7 @@ struct sd { u8 hstart; u8 vstart; - u8 *jpeg_hdr; + u8 jpeg_hdr[JPEG_HDR_SZ]; u8 quality; u8 flags; @@ -2162,10 +2162,6 @@ static int sd_start(struct gspca_dev *gspca_dev) int height = gspca_dev->height; u8 fmt, scale = 0; - sd->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL); - if (sd->jpeg_hdr == NULL) - return -ENOMEM; - jpeg_define(sd->jpeg_hdr, height, width, 0x21); jpeg_set_qual(sd->jpeg_hdr, sd->quality); @@ -2197,8 +2193,8 @@ static int sd_start(struct gspca_dev *gspca_dev) } configure_sensor_output(gspca_dev, mode); - reg_w(gspca_dev, 0x1100, sd->jpeg_hdr + JPEG_QT0_OFFSET, 64); - reg_w(gspca_dev, 0x1140, sd->jpeg_hdr + JPEG_QT1_OFFSET, 64); + reg_w(gspca_dev, 0x1100, &sd->jpeg_hdr[JPEG_QT0_OFFSET], 64); + reg_w(gspca_dev, 0x1140, &sd->jpeg_hdr[JPEG_QT1_OFFSET], 64); reg_w(gspca_dev, 0x10fb, CLR_WIN(width, height), 5); reg_w(gspca_dev, 0x1180, HW_WIN(mode, sd->hstart, sd->vstart), 6); reg_w1(gspca_dev, 0x1189, scale); @@ -2226,12 +2222,6 @@ static void sd_stopN(struct gspca_dev *gspca_dev) reg_w1(gspca_dev, 0x1061, gspca_dev->usb_buf[0] & ~0x02); } -static void sd_stop0(struct gspca_dev *gspca_dev) -{ - struct sd *sd = (struct sd *) gspca_dev; - kfree(sd->jpeg_hdr); -} - static void do_autoexposure(struct gspca_dev *gspca_dev, u16 avg_lum) { struct sd *sd = (struct sd *) gspca_dev; @@ -2397,7 +2387,6 @@ static const struct sd_desc sd_desc = { .init = sd_init, .start = sd_start, .stopN = sd_stopN, - .stop0 = sd_stop0, .pkt_scan = sd_pkt_scan, #ifdef CONFIG_INPUT .int_pkt_scan = sd_int_pkt_scan, |
