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| author | Xiang Wang <wangx@marvell.com> | 2013-06-18 14:55:58 +0800 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2013-08-05 09:32:26 +0530 |
| commit | 027f28b7bb589d726e3b6274a7d9272336522c65 (patch) | |
| tree | f699fc2744df365bbd181b7351781bc3f7b389de /ipc | |
| parent | 337ae47c2d2938538e72e364e5ad097eab63012b (diff) | |
| download | lwn-027f28b7bb589d726e3b6274a7d9272336522c65.tar.gz lwn-027f28b7bb589d726e3b6274a7d9272336522c65.zip | |
dma: mmp_pdma: add protect when alloc/free phy channels
In mmp pdma, phy channels are allocated/freed dynamically
and frequently. But no proper protection is added.
Conflict will happen when multi-users are requesting phy
channels at the same time. Use spinlock to protect.
Signed-off-by: Xiang Wang <wangx@marvell.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'ipc')
0 files changed, 0 insertions, 0 deletions