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fpga-manager: altera-ps-spi: use bitrev8x4
authorJoshua Clayton <stillcompiling@gmail.com>
Wed, 14 Jun 2017 15:36:32 +0000 (10:36 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 17 Jul 2017 15:26:14 +0000 (17:26 +0200)
commitfcfe18f885f6a2a7e906546fe709fccfda73a4b1
treead020505f61a68d1cd2f198d32ebeead952a834btree
parent3b88da4aba2549497ac8868877562f1b1913ca62commit | diff
fpga-manager: altera-ps-spi: use bitrev8x4

Speed up bit reversal by using hardware bit reversal
Add extra code to handle less than 4byte remnants, if any

Signed-off-by: Joshua Clayton <stillcompiling@gmail.com>
Signed-off-by: Alan Tull <atull@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/fpga/altera-ps-spi.c diff | blob | blame | history
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