From 01659f2a0067d855089811529fa596cbc40f1e75 Mon Sep 17 00:00:00 2001 From: Chris Ball Date: Fri, 17 Aug 2007 01:01:33 -0300 Subject: [PATCH] V4L/DVB (6026): Avoid powering up the camera on resume Signed-off-by: Chris Ball Signed-off-by: Jonathan Corbet Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/cafe_ccic.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c index c08f650df423..88090107cd44 100644 --- a/drivers/media/video/cafe_ccic.c +++ b/drivers/media/video/cafe_ccic.c @@ -2233,12 +2233,21 @@ static int cafe_pci_resume(struct pci_dev *pdev) if (ret) return ret; ret = pci_enable_device(pdev); + if (ret) { cam_warn(cam, "Unable to re-enable device on resume!\n"); return ret; } cafe_ctlr_init(cam); - cafe_ctlr_power_up(cam); + cafe_ctlr_power_down(cam); + + mutex_lock(&cam->s_mutex); + if (cam->users > 0) { + cafe_ctlr_power_up(cam); + __cafe_cam_reset(cam); + } + mutex_unlock(&cam->s_mutex); + set_bit(CF_CONFIG_NEEDED, &cam->flags); if (cam->state == S_SPECREAD) cam->state = S_IDLE; /* Don't bother restarting */ -- 2.20.1