mmc: core: Add parameter use_blk_mq

Until mmc has blk-mq support fully implemented and tested, add a parameter
use_blk_mq, set to true if config option MMC_MQ_DEFAULT is selected, which
it is by default.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Tested-by: Linus Walleij <linus.walleij@linaro.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index e7743eca1021..ce2075d6f429 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -380,6 +380,7 @@ struct mmc_host {
         unsigned int            doing_retune:1; /* re-tuning in progress */
         unsigned int            retune_now:1;   /* do re-tuning at next req */
         unsigned int            retune_paused:1; /* re-tuning is temporarily disabled */
+        unsigned int            use_blk_mq:1;   /* use blk-mq */
 
         int                     rescan_disable; /* disable card detection */
         int                     rescan_entered; /* used with nonremovable devices */