diff options
| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-06 09:45:44 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-01-25 19:04:39 -0200 |
| commit | a4950134d46f0b83745f05ea37987785a3905eba (patch) | |
| tree | f646877b105d85c37af26d8147a0a33e633e15cb | |
| parent | 11fcd4703004fc8c9030ba45dda8ad74a431d235 (diff) | |
V4L/DVB (6969): Avoid causing regressions for non-HVR950 boards
Only HVR950 has analog_gpio configured. It makes no sense to set gpio to 0 for
other boards. Better to add a test, while this var is not set for all xc3028
devices.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/video/em28xx/em28xx-cards.c | 34 |
1 files changed, 19 insertions, 15 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c index 1011813ad7c..5ffdbaab3ad 100644 --- a/drivers/media/video/em28xx/em28xx-cards.c +++ b/drivers/media/video/em28xx/em28xx-cards.c @@ -485,27 +485,31 @@ static int em28xx_tuner_callback(void *ptr, int command, int arg) switch (command) { case XC2028_TUNER_RESET: { - char gpio0, gpio1, gpio4; - - /* GPIO and initialization codes for analog TV */ - gpio0 = dev->analog_gpio & 0xff; - gpio1 = (dev->analog_gpio >> 8) & 0xff; - gpio4 = dev->analog_gpio >> 24; + /* GPIO and initialization codes for analog TV and radio + This code should be complemented for DTV, since reset + codes are different. + */ dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1); dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1); - if (gpio4) { - dev->em28xx_write_regs(dev, 0x04, &gpio4, 1); - msleep(140); + if (dev->analog_gpio) { + char gpio0 = dev->analog_gpio & 0xff; + char gpio1 = (dev->analog_gpio >> 8) & 0xff; + char gpio4 = dev->analog_gpio >> 24; + + if (gpio4) { + dev->em28xx_write_regs(dev, 0x04, &gpio4, 1); + msleep(140); + } + + msleep(6); + dev->em28xx_write_regs(dev, 0x08, &gpio0, 1); + msleep(10); + dev->em28xx_write_regs(dev, 0x08, &gpio1, 1); + msleep(5); } - msleep(6); - dev->em28xx_write_regs(dev, 0x08, &gpio0, 1); - msleep(10); - dev->em28xx_write_regs(dev, 0x08, &gpio1, 1); - msleep(5); - break; } } |