mmc: meson-gx: add CMD23 mode
authorHeiner Kallweit <hkallweit1@gmail.com>
Sat, 25 Mar 2017 10:28:13 +0000 (11:28 +0100)
committerUlf Hansson <ulf.hansson@linaro.org>
Mon, 24 Apr 2017 19:41:51 +0000 (21:41 +0200)
commite5e4a3eb131f79af49f48a741807318c32f29427
treead90b25cfb18f75fb09009e52f81555f88e216d1
parent4eee86c3d825109ed91555a553fbdb927592f009
mmc: meson-gx: add CMD23 mode

CMD23 mode (use "set block count" command before transferring multiple
data blocks) typically is more performant as host / card know upfront
how many data blocks to expect. Therefore add support for this mode to
the driver.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Kevin Hilman <khilman@baylibre.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
drivers/mmc/host/meson-gx-mmc.c