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mmc: mmc: Add functions to enable / disable the Command Queue

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Add helper functions to enable or disable the Command Queue.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
This commit is contained in:
Adrian Hunter 2017-03-13 14:36:37 +02:00 • committed by Ulf Hansson
parent 7b410d074b
commit b658af7184
5 changed files with 34 additions and 0 deletions
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1
include/linux/mmc/card.h
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@ -89,6 +89,7 @@ struct mmc_ext_csd {
unsigned int boot_ro_lock; /* ro lock support */
bool boot_ro_lockable;
bool ffu_capable; /* Firmware upgrade support */
bool cmdq_en; /* Command Queue enabled */
bool cmdq_support; /* Command Queue supported */
unsigned int cmdq_depth; /* Command Queue depth */
#define MMC_FIRMWARE_LEN 8