#include <linux/videodev2.h>
#include <media/v4l2-device.h>
#include <media/v4l2-common.h>
-#include <media/v4l2-chip-ident.h>
#include <linux/init.h>
#include <linux/crc32.h>
struct saa6752hs_state {
struct v4l2_subdev sd;
- int chip;
u32 revision;
int has_ac3;
struct saa6752hs_mpeg_params params;
return 0;
}
-static int saa6752hs_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *chip)
-{
- struct i2c_client *client = v4l2_get_subdevdata(sd);
- struct saa6752hs_state *h = to_state(sd);
-
- return v4l2_chip_ident_i2c_client(client,
- chip, h->chip, h->revision);
-}
-
/* ----------------------------------------------------------------------- */
static const struct v4l2_subdev_core_ops saa6752hs_core_ops = {
- .g_chip_ident = saa6752hs_g_chip_ident,
.init = saa6752hs_init,
.queryctrl = saa6752hs_queryctrl,
.querymenu = saa6752hs_querymenu,
i2c_master_send(client, &addr, 1);
i2c_master_recv(client, data, sizeof(data));
- h->chip = V4L2_IDENT_SAA6752HS;
h->revision = (data[8] << 8) | data[9];
h->has_ac3 = 0;
if (h->revision == 0x0206) {
- h->chip = V4L2_IDENT_SAA6752HS_AC3;
h->has_ac3 = 1;
v4l_info(client, "support AC-3\n");
}