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authorJean-Francois Moine <moinejf@free.fr>2008-10-22 14:51:56 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-29 17:53:28 -0200
commit8fe2f1d522bb599eccfff6ef4fc55f7b7abbaeec (patch)
treeaa96c504359dc7b8c68d23f1431ca910e32810ee /drivers/media/video/gspca
parent5017c7bde46abc859e0a350bcd591f502442d6af (diff)
V4L/DVB (9544): gspca: Clear the bulk endpoint at starting time when bulk transfer.
- usb_clear_halt() added in gspca and removed in finepix. Signed-off-by: Jean-Francois Moine <moinejf@free.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca')
-rw-r--r--drivers/media/video/gspca/finepix.c3
-rw-r--r--drivers/media/video/gspca/gspca.c6
2 files changed, 6 insertions, 3 deletions
diff --git a/drivers/media/video/gspca/finepix.c b/drivers/media/video/gspca/finepix.c
index 607942fd797..03cb9446632 100644
--- a/drivers/media/video/gspca/finepix.c
+++ b/drivers/media/video/gspca/finepix.c
@@ -314,9 +314,6 @@ static int sd_start(struct gspca_dev *gspca_dev)
int ret;
int size_ret;
- /* Reset bulk in endpoint */
- usb_clear_halt(gspca_dev->dev, gspca_dev->cam.epaddr);
-
/* Init the device */
memset(gspca_dev->usb_buf, 0, 12);
gspca_dev->usb_buf[0] = 0xc6;
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index 6e23fd4a203..afddb18024a 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -597,6 +597,12 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev)
if (ret < 0)
goto out;
+ /* clear the bulk endpoint */
+ if (gspca_dev->alt == 0) /* if bulk transfer */
+ usb_clear_halt(gspca_dev->dev,
+ usb_rcvintpipe(gspca_dev->dev,
+ gspca_dev->cam.epaddr));
+
/* start the cam */
ret = gspca_dev->sd_desc->start(gspca_dev);
if (ret < 0) {