From e1edb19a001b25c0ce2e52a669cba6b6eb31883c Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Tue, 22 Apr 2008 14:45:39 -0300 Subject: [PATCH] V4L/DVB (7304): pvrusb2: add function pvr2_hdw_cmd_powerdown Call pvr2_hdw_cmd_powerdown to power down the device Signed-off-by: Michael Krufky Signed-off-by: Mike Isely Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/pvrusb2/pvrusb2-hdw.c | 23 +++++++++++++++++++---- drivers/media/video/pvrusb2/pvrusb2-hdw.h | 3 +++ 2 files changed, 22 insertions(+), 4 deletions(-) diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c index ae36948c6c..9408e8db98 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c @@ -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) { diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.h b/drivers/media/video/pvrusb2/pvrusb2-hdw.h index 2919a1d9ed..57e1ff4914 100644 --- a/drivers/media/video/pvrusb2/pvrusb2-hdw.h +++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.h @@ -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 *); -- 2.39.5