/* Try to restart the card & restore previous settings */
static int ivtv_firmware_restart(struct ivtv *itv)
{
int rc = 0;
v4l2_std_id std;
if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)
/* Display test image during restart */
ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_routing,
SAA7127_INPUT_TYPE_TEST_IMAGE,
itv->card->video_outputs[itv->active_output].video_output,
0);
mutex_lock(&itv->udma.lock);
rc = ivtv_firmware_init(itv);
if (rc) {
mutex_unlock(&itv->udma.lock);
return rc;
}
/* Allow settings to reload */
ivtv_mailbox_cache_invalidate(itv);
/* Restore encoder video standard */
std = itv->std;
itv->std = 0;
ivtv_s_std_enc(itv, &std);
if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
ivtv_init_mpeg_decoder(itv);
/* Restore decoder video standard */
std = itv->std_out;
itv->std_out = 0;
ivtv_s_std_dec(itv, &std);
/* Restore framebuffer if active */
if (itv->ivtvfb_restore)
itv->ivtvfb_restore(itv);
/* Restore alpha settings */
ivtv_set_osd_alpha(itv);
/* Restore normal output */
ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_routing,
SAA7127_INPUT_TYPE_NORMAL,
itv->card->video_outputs[itv->active_output].video_output,
0);
}
mutex_unlock(&itv->udma.lock);
return rc;
}
int ivtv_firmware_restart(struct ivtv *itv)
{
int rc = 0;
v4l2_std_id std;
if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)
/* */
ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_routing,
SAA7127_INPUT_TYPE_TEST_IMAGE,
itv->card->video_outputs[itv->active_output].video_output,
0);
mutex_lock(&itv->udma.lock);
rc = ivtv_firmware_init(itv);
if (rc) {
mutex_unlock(&itv->udma.lock);
return rc;
}
/* */
ivtv_mailbox_cache_invalidate(itv);
/* */
std = itv->std;
itv->std = 0;
ivtv_s_std_enc(itv, &std);
if (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT) {
ivtv_init_mpeg_decoder(itv);
/* */
std = itv->std_out;
itv->std_out = 0;
ivtv_s_std_dec(itv, &std);
/* */
if (itv->ivtvfb_restore)
itv->ivtvfb_restore(itv);
/* */
ivtv_set_osd_alpha(itv);
/* */
ivtv_call_hw(itv, IVTV_HW_SAA7127, video, s_routing,
SAA7127_INPUT_TYPE_NORMAL,
itv->card->video_outputs[itv->active_output].video_output,
0);
}
mutex_unlock(&itv->udma.lock);
return rc;
}