diff options
| author | Adrian Hunter <adrian.hunter@intel.com> | 2017-08-10 15:08:07 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2017-08-30 14:02:01 +0200 |
| commit | d2f82254e4e862662e7820953b049b7d4d660ec7 (patch) | |
| tree | c33dcdea54b78ff3f03bdf960c0b09d0c34273cf /include/linux/mmc | |
| parent | bf517d6fec719980fe3b7acd9670a68442a372b7 (diff) | |
| download | lwn-d2f82254e4e862662e7820953b049b7d4d660ec7.tar.gz lwn-d2f82254e4e862662e7820953b049b7d4d660ec7.zip | |
mmc: core: Add members to mmc_request and mmc_data for CQE's
Most of the information needed to issue requests to a CQE is already in
struct mmc_request and struct mmc_data. Add data block address, some flags,
and the task id (tag), and allow for cmd being NULL which it is for CQE
tasks.
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'include/linux/mmc')
| -rw-r--r-- | include/linux/mmc/core.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h index a0c63ea28796..bf1788a224e6 100644 --- a/include/linux/mmc/core.h +++ b/include/linux/mmc/core.h @@ -122,11 +122,18 @@ struct mmc_data { unsigned int timeout_clks; /* data timeout (in clocks) */ unsigned int blksz; /* data block size */ unsigned int blocks; /* number of blocks */ + unsigned int blk_addr; /* block address */ int error; /* data error */ unsigned int flags; -#define MMC_DATA_WRITE (1 << 8) -#define MMC_DATA_READ (1 << 9) +#define MMC_DATA_WRITE BIT(8) +#define MMC_DATA_READ BIT(9) +/* Extra flags used by CQE */ +#define MMC_DATA_QBR BIT(10) /* CQE queue barrier*/ +#define MMC_DATA_PRIO BIT(11) /* CQE high priority */ +#define MMC_DATA_REL_WR BIT(12) /* Reliable write */ +#define MMC_DATA_DAT_TAG BIT(13) /* Tag request */ +#define MMC_DATA_FORCED_PRG BIT(14) /* Forced programming */ unsigned int bytes_xfered; @@ -153,6 +160,8 @@ struct mmc_request { /* Allow other commands during this ongoing data transfer or busy wait */ bool cap_cmd_during_tfr; + + int tag; }; struct mmc_card; |