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mmc: uniphier-sd: avoid using broken DMA RX channel
authorMasahiro Yamada <yamada.masahiro@socionext.com>
Fri, 12 Oct 2018 14:57:38 +0000 (23:57 +0900)
committerUlf Hansson <ulf.hansson@linaro.org>
Mon, 15 Oct 2018 12:53:21 +0000 (14:53 +0200)
commit90f835414067b104d9249e279413dfa65abb99b6
tree29039f42807c6087af2db34ede2b88291c8e4bff
parentb7ced87746ebaad2ce2306061293be268575ed44
mmc: uniphier-sd: avoid using broken DMA RX channel

host->chan_rx is NULL when UNIPHIER_SD_CAP_BROKEN_DMA_RX quirk flag
is set. In this case, it should not set up DMA.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/uniphier-sd.c