diff options
| author | Andy Walls <awalls@radix.net> | 2008-12-08 23:02:45 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 09:38:29 -0200 |
| commit | 66c2a6b0bc0b394d215768610d96f44cf97052ac (patch) | |
| tree | a88946e764eb5a829a920c5027b4d92922cc54ee /drivers/media/video/cx18/cx18-driver.h | |
| parent | b80e1074c734416987486b7b76b6479faa73f1e2 (diff) | |
V4L/DVB (9801): cx18: Allow more than 63 capture buffers in rotation per stream
cx18: Allow more than 63 capture buffers in rotation per stream. Implement
q_busy to hold buffers the firmware has for use. q_free holds truly unused
buffers in a pool. New buffers are given to the firmware as soon as the
firmware returns one, if there are any to give to the firmware.
Signed-off-by: Andy Walls <awalls@radix.net>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/cx18/cx18-driver.h')
| -rw-r--r-- | drivers/media/video/cx18/cx18-driver.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/video/cx18/cx18-driver.h b/drivers/media/video/cx18/cx18-driver.h index f88d82348293..4d56d07195b6 100644 --- a/drivers/media/video/cx18/cx18-driver.h +++ b/drivers/media/video/cx18/cx18-driver.h @@ -289,7 +289,8 @@ struct cx18_stream { /* Buffer Queues */ struct cx18_queue q_free; /* free buffers */ - struct cx18_queue q_full; /* full buffers */ + struct cx18_queue q_busy; /* busy buffers - in use by firmware */ + struct cx18_queue q_full; /* full buffers - data for user apps */ /* DVB / Digital Transport */ struct cx18_dvb dvb; |