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Diffstat (limited to 'drivers/media/video/gspca/sn9c20x.c')
-rw-r--r--drivers/media/video/gspca/sn9c20x.c86
1 files changed, 35 insertions, 51 deletions
diff --git a/drivers/media/video/gspca/sn9c20x.c b/drivers/media/video/gspca/sn9c20x.c
index 644a7fd4701a..6b155ae3a746 100644
--- a/drivers/media/video/gspca/sn9c20x.c
+++ b/drivers/media/video/gspca/sn9c20x.c
@@ -18,10 +18,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
-#ifdef CONFIG_INPUT
#include <linux/input.h>
-#include <linux/slab.h>
-#endif
#include "gspca.h"
#include "jpeg.h"
@@ -89,7 +86,7 @@ struct sd {
u8 hstart;
u8 vstart;
- u8 *jpeg_hdr;
+ u8 jpeg_hdr[JPEG_HDR_SZ];
u8 quality;
u8 flags;
@@ -348,8 +345,8 @@ static const struct ctrl sd_ctrls[] = {
static const struct v4l2_pix_format vga_mode[] = {
{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 240,
- .sizeimage = 240 * 120,
+ .bytesperline = 160,
+ .sizeimage = 160 * 120 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = 0 | MODE_JPEG},
{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
@@ -358,13 +355,13 @@ static const struct v4l2_pix_format vga_mode[] = {
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0 | MODE_RAW},
{160, 120, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
- .bytesperline = 240,
+ .bytesperline = 160,
.sizeimage = 240 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 480,
- .sizeimage = 480 * 240 ,
+ .bytesperline = 320,
+ .sizeimage = 320 * 240 * 3 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = 1 | MODE_JPEG},
{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
@@ -373,13 +370,13 @@ static const struct v4l2_pix_format vga_mode[] = {
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1 | MODE_RAW},
{320, 240, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
- .bytesperline = 480,
+ .bytesperline = 320,
.sizeimage = 480 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 960,
- .sizeimage = 960 * 480,
+ .bytesperline = 640,
+ .sizeimage = 640 * 480 * 3 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = 2 | MODE_JPEG},
{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
@@ -388,7 +385,7 @@ static const struct v4l2_pix_format vga_mode[] = {
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2 | MODE_RAW},
{640, 480, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
- .bytesperline = 960,
+ .bytesperline = 640,
.sizeimage = 960 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
@@ -396,8 +393,8 @@ static const struct v4l2_pix_format vga_mode[] = {
static const struct v4l2_pix_format sxga_mode[] = {
{160, 120, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 240,
- .sizeimage = 240 * 120,
+ .bytesperline = 160,
+ .sizeimage = 160 * 120 * 4 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = 0 | MODE_JPEG},
{160, 120, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
@@ -406,13 +403,13 @@ static const struct v4l2_pix_format sxga_mode[] = {
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0 | MODE_RAW},
{160, 120, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
- .bytesperline = 240,
+ .bytesperline = 160,
.sizeimage = 240 * 120,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 0},
{320, 240, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 480,
- .sizeimage = 480 * 240 ,
+ .bytesperline = 320,
+ .sizeimage = 320 * 240 * 3 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = 1 | MODE_JPEG},
{320, 240, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
@@ -421,13 +418,13 @@ static const struct v4l2_pix_format sxga_mode[] = {
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1 | MODE_RAW},
{320, 240, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
- .bytesperline = 480,
+ .bytesperline = 320,
.sizeimage = 480 * 240 ,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 1},
{640, 480, V4L2_PIX_FMT_JPEG, V4L2_FIELD_NONE,
- .bytesperline = 960,
- .sizeimage = 960 * 480,
+ .bytesperline = 640,
+ .sizeimage = 640 * 480 * 3 / 8 + 590,
.colorspace = V4L2_COLORSPACE_JPEG,
.priv = 2 | MODE_JPEG},
{640, 480, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
@@ -436,13 +433,13 @@ static const struct v4l2_pix_format sxga_mode[] = {
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2 | MODE_RAW},
{640, 480, V4L2_PIX_FMT_SN9C20X_I420, V4L2_FIELD_NONE,
- .bytesperline = 960,
+ .bytesperline = 640,
.sizeimage = 960 * 480,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 2},
{1280, 1024, V4L2_PIX_FMT_SBGGR8, V4L2_FIELD_NONE,
.bytesperline = 1280,
- .sizeimage = (1280 * 1024) + 64,
+ .sizeimage = 1280 * 1024,
.colorspace = V4L2_COLORSPACE_SRGB,
.priv = 3 | MODE_RAW | MODE_SXGA},
};
@@ -1273,7 +1270,8 @@ static int soi968_init_sensor(struct gspca_dev *gspca_dev)
}
}
/* disable hflip and vflip */
- gspca_dev->ctrl_dis = (1 << HFLIP_IDX) | (1 << VFLIP_IDX) | (1 << EXPOSURE_IDX);
+ gspca_dev->ctrl_dis = (1 << HFLIP_IDX) | (1 << VFLIP_IDX)
+ | (1 << EXPOSURE_IDX);
sd->hstart = 60;
sd->vstart = 11;
return 0;
@@ -1352,7 +1350,9 @@ static int mt9v_init_sensor(struct gspca_dev *gspca_dev)
return -ENODEV;
}
}
- gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX) | (1 << AUTOGAIN_IDX) | (1 << GAIN_IDX);
+ gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX)
+ | (1 << AUTOGAIN_IDX)
+ | (1 << GAIN_IDX);
sd->hstart = 2;
sd->vstart = 2;
sd->sensor = SENSOR_MT9V111;
@@ -1396,7 +1396,8 @@ static int mt9m112_init_sensor(struct gspca_dev *gspca_dev)
return -ENODEV;
}
}
- gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX) | (1 << AUTOGAIN_IDX) | (1 << GAIN_IDX);
+ gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX) | (1 << AUTOGAIN_IDX)
+ | (1 << GAIN_IDX);
sd->hstart = 0;
sd->vstart = 2;
return 0;
@@ -1413,7 +1414,8 @@ static int mt9m111_init_sensor(struct gspca_dev *gspca_dev)
return -ENODEV;
}
}
- gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX) | (1 << AUTOGAIN_IDX) | (1 << GAIN_IDX);
+ gspca_dev->ctrl_dis = (1 << EXPOSURE_IDX) | (1 << AUTOGAIN_IDX)
+ | (1 << GAIN_IDX);
sd->hstart = 0;
sd->vstart = 2;
return 0;
@@ -2162,10 +2164,6 @@ 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 +2195,8 @@ 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 +2224,6 @@ 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;
@@ -2315,7 +2307,7 @@ static void sd_dqcallback(struct gspca_dev *gspca_dev)
do_autoexposure(gspca_dev, avg_lum);
}
-#ifdef CONFIG_INPUT
+#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
static int sd_int_pkt_scan(struct gspca_dev *gspca_dev,
u8 *data, /* interrupt packet */
int len) /* interrupt packet length */
@@ -2368,8 +2360,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev,
(data[33] << 10);
avg_lum >>= 9;
atomic_set(&sd->avg_lum, avg_lum);
- gspca_frame_add(gspca_dev, LAST_PACKET,
- data, len);
+ gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);
return;
}
if (gspca_dev->last_packet_type == LAST_PACKET) {
@@ -2397,9 +2388,8 @@ 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
+#if defined(CONFIG_INPUT) || defined(CONFIG_INPUT_MODULE)
.int_pkt_scan = sd_int_pkt_scan,
#endif
.dq_callback = sd_dqcallback,
@@ -2480,17 +2470,11 @@ static struct usb_driver sd_driver = {
/* -- module insert / remove -- */
static int __init sd_mod_init(void)
{
- int ret;
- ret = usb_register(&sd_driver);
- if (ret < 0)
- return ret;
- info("registered");
- return 0;
+ return usb_register(&sd_driver);
}
static void __exit sd_mod_exit(void)
{
usb_deregister(&sd_driver);
- info("deregistered");
}
module_init(sd_mod_init);
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-03 16:44:01 +0200