diff options
| author | Mike Isely <isely@pobox.com> | 2008-04-22 14:45:41 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-04-24 14:07:47 -0300 |
| commit | c55a97d7538d5f3abbee5486e37e56e896478fbd (patch) | |
| tree | f5eb276e4488cc0104646bf02f279140dad06b9f /drivers/media/video/pvrusb2/pvrusb2-hdw.c | |
| parent | 1b9c18c54d68cc22f090948fc47890c56d22153d (diff) | |
V4L/DVB (7312): pvrusb2: Indicate streaming status via LED
Most of this originates from Michael Krufky <mkrufky@linuxtv.org>;
these changes move LED control into separate functions. This is the
first step in new work to make LED control a device-specific attribute.
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-hdw.c')
| -rw-r--r-- | drivers/media/video/pvrusb2/pvrusb2-hdw.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index a85ffdaadcc..9b1e22f2e55 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -3357,6 +3357,27 @@ static void pvr2_hdw_cmd_modeswitch(struct pvr2_hdw *hdw,int digitalFl) } +/* Toggle LED */ +int pvr2_led_ctrl(struct pvr2_hdw *hdw, int onoff) +{ + /* change some GPIO data + * + * note: bit d7 of dir appears to control the LED, + * so we shut it off here. + * + * FIXME: is this device-specific? + */ + if (onoff) + pvr2_hdw_gpio_chg_dir(hdw, 0xffffffff, 0x00000481); + else + pvr2_hdw_gpio_chg_dir(hdw, 0xffffffff, 0x00000401); + + pvr2_hdw_gpio_chg_out(hdw, 0xffffffff, 0x00000000); + + return 0; +} + + /* Stop / start video stream transport */ static int pvr2_hdw_cmd_usbstream(struct pvr2_hdw *hdw,int runFl) { |