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| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2016-01-26 14:40:06 +0100 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2016-02-29 11:03:19 +0100 |
| commit | 47fa961340d2181ebf1165b7651dcbb1b1029163 (patch) | |
| tree | 946433cc998c70b121b2cf08a4766234ed2a90cd /COPYING | |
| parent | mmc: sdhci: clean up coding style in sdhci_adma_table_pre() (diff) | |
| download | linux-47fa961340d2181ebf1165b7651dcbb1b1029163.tar.xz linux-47fa961340d2181ebf1165b7651dcbb1b1029163.zip | |
mmc: sdhci: avoid walking SG list for writes
If we are writing data to the card, there is no point in walking the
scatterlist to find out if there are any unaligned entries; this is a
needless waste of CPU cycles. Avoid this by checking for a non-read
tranfer first.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'COPYING')
0 files changed, 0 insertions, 0 deletions