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| author | Alexey Skidanov <alexey.skidanov@sandisk.com> | 2015-01-29 10:49:43 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2015-01-29 11:15:12 +0100 |
| commit | 0501be6429e4eb02f417ad83eacd84b8c57b0283 (patch) | |
| tree | c56a75eb3b4c00bdab0925cb6e72e15e592684d4 /include/linux/mmc | |
| parent | 14460dbaf7a5a0488963fdb8232ad5c8a8cca7b7 (diff) | |
| download | linux-0501be6429e4eb02f417ad83eacd84b8c57b0283.tar.gz linux-0501be6429e4eb02f417ad83eacd84b8c57b0283.tar.bz2 linux-0501be6429e4eb02f417ad83eacd84b8c57b0283.zip | |
mmc: Resolve BKOPS compatability issue
This patch is coming to fix compatibility issue of BKOPS_EN field of EXT_CSD.
In eMMC-5.1, BKOPS_EN was changed, and now it has two operational bits:
Bit 0 - MANUAL_EN
Bit 1 - AUTO_EN
In previous eMMC revisions, only Bit 0 was supported.
Signed-off-by: Alexey Skidanov <alexey.skidanov@sandisk.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/card.h | 2 | ||||
| -rw-r--r-- | include/linux/mmc/mmc.h | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 4d69c00497bd..a6cf4c063e4e 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -83,7 +83,7 @@ struct mmc_ext_csd { bool hpi; /* HPI support bit */ unsigned int hpi_cmd; /* cmd used as HPI */ bool bkops; /* background support bit */ - bool bkops_en; /* background enable bit */ + bool man_bkops_en; /* manual bkops enable bit */ unsigned int data_sector_size; /* 512 bytes or 4KB */ unsigned int data_tag_unit_size; /* DATA TAG UNIT size */ unsigned int boot_ro_lock; /* ro lock support */ diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h index fb97b5cc91cd..124f562118b8 100644 --- a/include/linux/mmc/mmc.h +++ b/include/linux/mmc/mmc.h @@ -428,6 +428,11 @@ struct _mmc_csd { #define EXT_CSD_BKOPS_LEVEL_2 0x2 /* + * BKOPS modes + */ +#define EXT_CSD_MANUAL_BKOPS_MASK 0x01 + +/* * MMC_SWITCH access modes */ |