This patch-set adds support of packed command feature
for eMMC4.5 devices.
Changes in v7:
- Change the condition for enabling packed command (from Venkatraman).
- Break the endless execution in some error handling(from Maya Erez).
- Spilt the error related routine from mmc_blk_issue_rw_rq.
Changes in v6:
- Split the patch for packed read.
- Remove the unnecessary code.
Changes in v5:
- Revert "Add a variable member in mmc_host for minimum number of packed entries".
- Fix the partial packed command from failure index.
- Clean an unnecessary parameter of mmc_blk_packed_hdr_wrq_prep
- Clean warning of checkpatch.
Changes in v4:
- Add Data-tag as CMD23 argument for packed header.
- Separate the capability of MMC_CAP2_PACKED_CMD into read and write.
- Remove unncessary initial value.
Changes in v3:
- Add a variable member in mmc_host for minimum number of packed entries.
This value can be overridden by host.
- Fix a handling of error sequence.
Changes in v2:
- Fix the packed read sequence and error handling.
- Apply checking the exception status for all cases with
the comments from Maya Erez and Sahitya Tummala.
- Fix preparing the packed list with the comment from Maya Erez and Venkatraman.
Seungwon Jeon (3):
mmc: core: Add packed command feature of eMMC4.5
mmc: core: Support packed write command for eMMC4.5 device
mmc: core: Support packed read command for eMMC4.5 device
drivers/mmc/card/block.c | 507 ++++++++++++++++++++++++++++++++++++++++++--
drivers/mmc/card/queue.c | 49 ++++-
drivers/mmc/card/queue.h | 13 ++
drivers/mmc/core/mmc.c | 24 ++
drivers/mmc/core/mmc_ops.c | 1 +
include/linux/mmc/card.h | 3 +
include/linux/mmc/core.h | 4 +
include/linux/mmc/host.h | 4 +
include/linux/mmc/mmc.h | 15 ++
9 files changed, 594 insertions(+), 26 deletions(-)
Best regards,
Seungwon Jeon.
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1.7.2.3
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