From 090d25fe224c0933d2b261aad91532e725c1d889 Mon Sep 17 00:00:00 2001 From: Loic Pallardy Date: Sat, 17 Nov 2012 18:08:24 -0500 Subject: mmc: core: Expose access to RPMB partition Following JEDEC standard, if the mmc supports RPMB partition, a new interface is created and exposed via /dev/block. Users will be able to access RPMB partition using standard mmc IOCTL commands. Signed-off-by: Alex Macro Signed-off-by: Loic Pallardy Reviewed-by: Namjae Jeon Acked-by: Linus Walleij Acked-by: Johan Rudholm Acked-by: Krishna Konda Signed-off-by: Chris Ball --- include/linux/mmc/card.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/linux/mmc/card.h') diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 943550dfe9ea..5c69315d60cc 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -85,6 +85,7 @@ struct mmc_ext_csd { bool boot_ro_lockable; u8 raw_exception_status; /* 53 */ u8 raw_partition_support; /* 160 */ + u8 raw_rpmb_size_mult; /* 168 */ u8 raw_erased_mem_count; /* 181 */ u8 raw_ext_csd_structure; /* 194 */ u8 raw_card_type; /* 196 */ @@ -206,6 +207,7 @@ struct mmc_part { #define MMC_BLK_DATA_AREA_MAIN (1<<0) #define MMC_BLK_DATA_AREA_BOOT (1<<1) #define MMC_BLK_DATA_AREA_GP (1<<2) +#define MMC_BLK_DATA_AREA_RPMB (1<<3) }; /* -- cgit v1.2.3