mmc: core: support HPI send command

HPI command is defined in eMMC4.41.
This feature is important for eMMC4.5 devices.

Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 32492b78aed6..1684d92a8015 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -69,10 +69,14 @@ struct mmc_ext_csd {
         unsigned long long      enhanced_area_offset;   /* Units: Byte */
         unsigned int            enhanced_area_size;     /* Units: KB */
         unsigned int            cache_size;             /* Units: KB */
+        bool                    hpi_en;                 /* HPI enablebit */
+        bool                    hpi;                    /* HPI support bit */
+        unsigned int            hpi_cmd;                /* cmd used as HPI */
         u8                      raw_partition_support;  /* 160 */
         u8                      raw_erased_mem_count;   /* 181 */
         u8                      raw_ext_csd_structure;  /* 194 */
         u8                      raw_card_type;          /* 196 */
+        u8                      out_of_int_time;        /* 198 */
         u8                      raw_s_a_timeout;                /* 217 */
         u8                      raw_hc_erase_gap_size;  /* 221 */
         u8                      raw_erase_timeout_mult; /* 223 */