diff options
| author | Andy Walls <awalls@radix.net> | 2009-04-14 05:42:43 +0400 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-06-17 01:20:44 +0400 |
| commit | 87116159517ecf6b9cf62a136f2935a63833c485 (patch) | |
| tree | 4a52a97e9e740304ed44d4348762836284f4d100 /drivers/media/video/cx18/cx18-queue.c | |
| parent | deed75ed9f7576ada4bca02e6c851833a352a38d (diff) | |
| download | linux-87116159517ecf6b9cf62a136f2935a63833c485.tar.xz | |
V4L/DVB (11616): cx18: Add a work queue for deferring empty buffer handoffs to the firmware
This change defers sending all CX18_CPU_DE_SET_MDL commands, for a stream with
an ongoing capture, by adding a work queue to handle sending such commands when
needed. This prevents any sleeps, caused by notifying the firmware of new
usable buffers, when a V4L2 application read() is being satisfied or when
an incoming buffer is processed by the cx18-NN-in work queue thread.
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-queue.c')
0 files changed, 0 insertions, 0 deletions