]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 0bab379) | patch
sfc: simplify DMA mask setting
authorEdward Cree <ecree@solarflare.com>
Mon, 7 Sep 2020 16:15:48 +0000 (17:15 +0100)
committerJakub Kicinski <kuba@kernel.org>
Mon, 7 Sep 2020 21:46:13 +0000 (14:46 -0700)
commit9921b072b33a4360348708404dae3d7bc1d70a96
tree1570d14255127ff410973c7bdf1a55cdec8a7520tree | snapshot
parent0bab37917fb4422cd0952420b79f34949db25b1dcommit | diff
sfc: simplify DMA mask setting

Christoph says[1] that dma_set_mask_and_coherent() is smart enough to
 truncate the mask itself if it's too long.  So we can get rid of our
 "lop off one bit and retry" loop in efx_init_io().

[1]: https://www.spinics.net/lists/netdev/msg677266.html

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
drivers/net/ethernet/sfc/efx_common.c diff | blob | history
Linux Kernel Source Tree.