diff options
| author | Seungwon Jeon <tgih.jun@samsung.com> | 2013-02-06 12:01:43 +0400 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2013-02-24 23:37:15 +0400 |
| commit | abd9ac144947d9a604beb763339e2f77ce8bec79 (patch) | |
| tree | a38469db95588f02587c28743b5719bbb83f863d /include/linux/mmc/card.h | |
| parent | ac48653cec7dd9a5606a7057413a880d6880d5d3 (diff) | |
| download | linux-abd9ac144947d9a604beb763339e2f77ce8bec79.tar.xz | |
mmc: add packed command feature of eMMC4.5
This patch adds packed command feature of eMMC4.5. The maximum number
for packing read (or write) is offered and exception event relevant to
packed command which is used for error handling is enabled. If host
wants to use this feature, MMC_CAP2_PACKED_CMD should be set.
Signed-off-by: Seungwon Jeon <tgih.jun@samsung.com>
Reviewed-by: Maya Erez <merez@codeaurora.org>
Reviewed-by: Subhash Jadavani <subhashj@codeaurora.org>
Reviewed-by: Namjae Jeon <linkinjeon@gmail.com>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'include/linux/mmc/card.h')
| -rw-r--r-- | include/linux/mmc/card.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 7069dcea27c5..237f253f2fe0 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -53,6 +53,9 @@ struct mmc_ext_csd { u8 part_config; u8 cache_ctrl; u8 rst_n_function; + u8 max_packed_writes; + u8 max_packed_reads; + u8 packed_event_en; unsigned int part_time; /* Units: ms */ unsigned int sa_timeout; /* Units: 100ns */ unsigned int generic_cmd6_time; /* Units: 10ms */ |