tree: git://linuxtv.org/media_tree.git master
head: 3b6471c7becd06325eb5e701cc2602b2edbbc7b6
commit: e478d40540544e229c843fe0c698ebc7d0ca07e6 [105/166] media: cxusb: add
analog mode support for Medion MD95700
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <l...@intel.com>
coccinelle warnings: (new ones prefixed by >>)
>> drivers/media/usb/dvb-usb/cxusb-analog.c:1498:41-42: WARNING: Use ARRAY_SIZE
vim +1498 drivers/media/usb/dvb-usb/cxusb-analog.c
1457
1458 int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev)
1459 {
1460 struct cxusb_medion_dev *cxdev = dvbdev->priv;
1461 u8 tuner_analog_msg_data[] = { 0x9c, 0x60, 0x85, 0x54 };
1462 struct i2c_msg tuner_analog_msg = { .addr = 0x61, .flags = 0,
1463 .buf =
tuner_analog_msg_data,
1464 .len =
1465
sizeof(tuner_analog_msg_data) };
1466 struct v4l2_subdev_format subfmt;
1467 int ret;
1468
1469 /* switch tuner to analog mode so IF demod will become
accessible */
1470 ret = i2c_transfer(&dvbdev->i2c_adap, &tuner_analog_msg, 1);
1471 if (ret != 1)
1472 dev_warn(&dvbdev->udev->dev,
1473 "tuner analog switch failed (%d)\n", ret);
1474
1475 /*
1476 * cx25840 might have lost power during mode switching so we
need
1477 * to set it again
1478 */
1479 ret = v4l2_subdev_call(cxdev->cx25840, core, reset, 0);
1480 if (ret != 0)
1481 dev_warn(&dvbdev->udev->dev,
1482 "cx25840 reset failed (%d)\n", ret);
1483
1484 ret = v4l2_subdev_call(cxdev->cx25840, video, s_routing,
1485 CX25840_COMPOSITE1, 0, 0);
1486 if (ret != 0)
1487 dev_warn(&dvbdev->udev->dev,
1488 "cx25840 initial input setting failed (%d)\n",
ret);
1489
1490 /* composite */
1491 cxdev->input = 1;
1492 cxdev->videodev->tvnorms = V4L2_STD_ALL;
1493 cxdev->norm = V4L2_STD_PAL;
1494
1495 /* TODO: setup audio samples insertion */
1496
1497 ret = v4l2_subdev_call(cxdev->cx25840, core, s_io_pin_config,
> 1498 sizeof(cxusub_medion_pin_config) /
1499 sizeof(cxusub_medion_pin_config[0]),
1500 cxusub_medion_pin_config);
1501 if (ret != 0)
1502 dev_warn(&dvbdev->udev->dev,
1503 "cx25840 pin config failed (%d)\n", ret);
1504
1505 /* make sure that we aren't in radio mode */
1506 v4l2_subdev_call(cxdev->tda9887, video, s_std, cxdev->norm);
1507 v4l2_subdev_call(cxdev->tuner, video, s_std, cxdev->norm);
1508 v4l2_subdev_call(cxdev->cx25840, video, s_std, cxdev->norm);
1509
1510 memset(&subfmt, 0, sizeof(subfmt));
1511 subfmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
1512 subfmt.format.width = cxdev->width;
1513 subfmt.format.height = cxdev->height;
1514 subfmt.format.code = MEDIA_BUS_FMT_FIXED;
1515 subfmt.format.field = V4L2_FIELD_SEQ_TB;
1516 subfmt.format.colorspace = V4L2_COLORSPACE_SMPTE170M;
1517
1518 ret = v4l2_subdev_call(cxdev->cx25840, pad, set_fmt, NULL,
&subfmt);
1519 if (ret != 0)
1520 dev_warn(&dvbdev->udev->dev,
1521 "cx25840 format set failed (%d)\n", ret);
1522
1523 if (ret == 0) {
1524 cxdev->width = subfmt.format.width;
1525 cxdev->height = subfmt.format.height;
1526 }
1527
1528 return 0;
1529 }
1530
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