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| author | Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2018-02-14 12:40:12 +0300 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2018-02-27 18:04:38 +0300 |
| commit | d716d9b702bb759dd6fb50804f10a174bd156d71 (patch) | |
| tree | b43a03870b1e9aa9adb0e1e217f34fee23a26394 /drivers/dma/mv_xor_v2.c | |
| parent | 7928b2cbe55b2a410a0f5c1f154610059c57b1b2 (diff) | |
| download | linux-d716d9b702bb759dd6fb50804f10a174bd156d71.tar.xz | |
dmaengine: rcar-dmac: fix max_chunk_size for R-Car Gen3
According to R-Car Gen3 Rev.0.80 manual, the DMATCR can be set to
16,777,215 as maximum. So, this patch fixes the max_chunk_size for
safety on all of SoCs. Otherwise, a system may hang if the DMATCR
is set to 0 on R-Car Gen3.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/mv_xor_v2.c')
0 files changed, 0 insertions, 0 deletions