[PATCH v5 0/6] Introduce UBI block device
Alexey Romanov
avromanov at salutedevices.com
Mon Jul 8 12:08:35 CEST 2024
Hello, ping.
On Wed, Jun 26, 2024 at 01:45:21PM +0300, Alexey Romanov wrote:
> Hello!
>
> This series adds support for the UBI block device, which
> allows to read/write data block by block. For example,
> it can now be used for BCB or Android AB command:
>
> $ bcb load ubi 0 part_name
>
> Tested only on SPI NAND, so bind is made only for
> SPI NAND drivers. Can be used with mtdblock device [1].
>
> ---
>
> Changes V1 -> V2 [2]:
>
> - Rebased over mtdblock v2 patchset [3].
> - Compile UBI partitions support only if CONFIG_BLK option
> is enabled.
>
> Changes V2 -> V3 [4]:
>
> - Fix build warnings: use LBAF printf format string for lbaint_t types.
>
> Changes V3 -> V4 [5]:
>
> - Rebased over u-boot/master.
> - Fix build errors and warnings if CONFIG_BLK isn't enabled.
> - Fix failed tests in cases is ubiblock device isn't binded.
>
> Changes V4 -> V5 [6]:
>
> - Rebased over u-boot/master.
> - Fix build errors when CONFIG_MTD and CONFIG_MTD_UBI isn't enabled.
> - Use auto blk device devnum generation when call
> blk_create_devicef (pass -1 parameter instead of dev_seq(dev)).
>
> Links:
>
> [1] https://lore.kernel.org/all/20240227100441.1811047-1-avromanov@salutedevices.com/
> [2] https://lore.kernel.org/all/20240306134906.1179285-1-avromanov@salutedevices.com/
> [3] https://lore.kernel.org/all/20240307130726.1582487-1-avromanov@salutedevices.com/
> [4] https://lore.kernel.org/all/20240325144148.3738195-1-avromanov@salutedevices.com/
> [5] https://lore.kernel.org/all/20240524111319.3512009-1-avromanov@salutedevices.com/
> [6] https://lore.kernel.org/all/20240603155740.1840571-1-avromanov@salutedevices.com/
>
> Alexey Romanov (6):
> ubi: allow to read from volume with offset
> ubi: allow to write to volume with offset
> drivers: introduce UBI block abstraction
> disk: don't try search for partition type if already set
> disk: support UBI partitions
> spinand: bind UBI block
>
> cmd/ubi.c | 78 ++++++++++++++++++++--
> disk/part.c | 7 ++
> drivers/block/blk-uclass.c | 1 +
> drivers/mtd/nand/spi/core.c | 9 ++-
> drivers/mtd/ubi/Makefile | 1 +
> drivers/mtd/ubi/block.c | 130 ++++++++++++++++++++++++++++++++++++
> drivers/mtd/ubi/part.c | 99 +++++++++++++++++++++++++++
> env/ubi.c | 16 ++---
> include/part.h | 2 +
> include/ubi_uboot.h | 13 +++-
> 10 files changed, 339 insertions(+), 17 deletions(-)
> create mode 100644 drivers/mtd/ubi/block.c
> create mode 100644 drivers/mtd/ubi/part.c
>
> --
> 2.34.1
>
--
Thank you,
Alexey
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