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V4L/DVB (7304): pvrusb2: add function pvr2_hdw_cmd_powerdown

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Call pvr2_hdw_cmd_powerdown to power down the device

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mike Isely <isely@pobox.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Michael Krufky 2008-04-22 14:45:39 -03:00 committed by Mauro Carvalho Chehab
parent dbc40a0e58
commit e1edb19a00
2 changed files with 22 additions and 4 deletions
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23
drivers/media/video/pvrusb2/pvrusb2-hdw.c
View file

@ -3193,17 +3193,32 @@ int pvr2_hdw_cmd_deep_reset(struct pvr2_hdw *hdw)
}
int pvr2_hdw_cmd_powerup(struct pvr2_hdw *hdw)
static int pvr2_hdw_cmd_power_ctrl(struct pvr2_hdw *hdw, int onoff)
{
int status;
LOCK_TAKE(hdw->ctl_lock); do {
pvr2_trace(PVR2_TRACE_INIT,"Requesting powerup");
hdw->cmd_buffer[0] = FX2CMD_POWER_ON;
status = pvr2_send_request(hdw,hdw->cmd_buffer,1,NULL,0);
if (onoff) {
pvr2_trace(PVR2_TRACE_INIT, "Requesting powerup");
hdw->cmd_buffer[0] = FX2CMD_POWER_ON;
} else {
pvr2_trace(PVR2_TRACE_INIT, "Requesting powerdown");
hdw->cmd_buffer[0] = FX2CMD_POWER_OFF;
}
status = pvr2_send_request(hdw, hdw->cmd_buffer, 1, NULL, 0);
} while (0); LOCK_GIVE(hdw->ctl_lock);
return status;
}
int pvr2_hdw_cmd_powerup(struct pvr2_hdw *hdw)
{
return pvr2_hdw_cmd_power_ctrl(hdw, 1);
}
int pvr2_hdw_cmd_powerdown(struct pvr2_hdw *hdw)
{
return pvr2_hdw_cmd_power_ctrl(hdw, 0);
}
int pvr2_hdw_cmd_decoder_reset(struct pvr2_hdw *hdw)
{

3
drivers/media/video/pvrusb2/pvrusb2-hdw.h
View file

@ -255,6 +255,9 @@ int pvr2_hdw_cmd_deep_reset(struct pvr2_hdw *);
/* Execute simple reset command */
int pvr2_hdw_cmd_powerup(struct pvr2_hdw *);
/* suspend */
int pvr2_hdw_cmd_powerdown(struct pvr2_hdw *);
/* Order decoder to reset */
int pvr2_hdw_cmd_decoder_reset(struct pvr2_hdw *);