ARM: 7551/1: mmc: mmci: Fix incorrect handling of HW flow control for SDIO

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For data writes <= 8 bytes, HW flow control was disabled but
never re-enabled when the transfer was completed. This meant
that a following read request would give buffer overrun errors.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Johan Rudholm <johan.rudholm@stericsson.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

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Ulf Hansson 2012-10-12 14:01:50 +01:00 • committed by Russell King

parent ddffeb8c4d

commit 06c1a12180

1 changed files with 21 additions and 17 deletions

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38

drivers/mmc/host/mmci.c

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