Re: [Qemu-devel] [PATCH v2 00/15] ahci: ncq cleanup, part 2

[John Snow <jsnow@redhat.com>]

On 07/01/2015 12:19 PM, John Snow wrote:
> requires: 1434470575-21625-1-git-send-email-jsnow@redhat.com
>           1435016308-6150-1-git-send-email-jsnow@redhat.com
>           [PATCH v2 0/4] ahci: misc fixes/tests for 2.4
>           [PATCH v2 00/16] ahci: ncq cleanup, part 1
> 
> This chunk gets NCQ migration and and resume support working.
> 
> There's still some left to do, particularly around error handling
> and FIS semantics, but this should get us most of the way there.
> 
> ===
> v2:
> ===
> 
> Key:
> [----] : patches are identical
> [####] : number of functional differences between upstream/downstream patch
> [down] : patch is downstream-only
> The flags [FC] indicate (F)unctional and (C)ontextual differences, respectively
> 
> 001/15:[0043] [FC] 'ide: add limit to .prepare_buf()'
> 002/15:[----] [--] 'ahci: stash ncq command'
> 003/15:[----] [--] 'ahci: assert is_ncq for process_ncq'
> 004/15:[----] [--] 'ahci: refactor process_ncq_command'
> 005/15:[----] [--] 'ahci: factor ncq_finish out of ncq_cb'
> 006/15:[down] 'ahci: add rwerror=stop support for ncq'
> 007/15:[----] [--] 'ahci: correct types in NCQTransferState'
> 008/15:[----] [--] 'ahci: correct ncq sector count'
> 009/15:[----] [--] 'qtest/ahci: halted NCQ test'
> 010/15:[----] [-C] 'ahci: add cmd header to ncq transfer state'
> 011/15:[0004] [FC] 'ahci: add get_cmd_header helper'
> 012/15:[0006] [FC] 'ahci: ncq migration'
> 013/15:[----] [--] 'ahci: Do not map cmd_fis to generate response'
> 014/15:[----] [--] 'qtest/ahci: halted ncq migration test'
> 015/15:[0001] [FC] 'ahci: fix sdb fis semantics'
> 
> 01: Fixed limit parameter to int32_t to match existing implicit cap
>     Removed is_write parameter. Nobody used it.
>     Implemented PRD limit for BMDMA
> 06: Squashed what was patch 06/07.
>     Adjusted where we clear ncq_tfs->halt.
> 11: Fixed port/slot bounds checking
>     Removed ncq_tfs section from ahci_state_post_load
>     moved ahead of what's now #12.
> 12: Picked up the truncated sections from what's now #11
>     Rely on get_cmd_header to do more error checking for us.
> 16: Comment explaining the IRQ mechanics for SDBFIS.
> 
> ________________________________________________________________________________
> 
> For convenience, this branch is available at:
> https://github.com/jnsnow/qemu.git branch ahci-ncq-s2
> https://github.com/jnsnow/qemu/tree/ahci-ncq-s2
> 
> This version is tagged ahci-ncq-s2-v2:
> https://github.com/jnsnow/qemu/releases/tag/ahci-ncq-s2-v2
> 
> John Snow (15):
>   ide: add limit to .prepare_buf()
>   ahci: stash ncq command
>   ahci: assert is_ncq for process_ncq
>   ahci: refactor process_ncq_command
>   ahci: factor ncq_finish out of ncq_cb
>   ahci: add rwerror=stop support for ncq
>   ahci: correct types in NCQTransferState
>   ahci: correct ncq sector count
>   qtest/ahci: halted NCQ test
>   ahci: add cmd header to ncq transfer state
>   ahci: add get_cmd_header helper
>   ahci: ncq migration
>   ahci: Do not map cmd_fis to generate response
>   qtest/ahci: halted ncq migration test
>   ahci: fix sdb fis semantics
> 
>  hw/ide/ahci.c     | 334 +++++++++++++++++++++++++++++++++---------------------
>  hw/ide/ahci.h     |   9 +-
>  hw/ide/core.c     |  15 ++-
>  hw/ide/internal.h |   4 +-
>  hw/ide/macio.c    |   2 +-
>  hw/ide/pci.c      |  21 +++-
>  tests/ahci-test.c |  38 +++++--
>  7 files changed, 269 insertions(+), 154 deletions(-)
> 

Thanks, applied to my IDE tree:

https://github.com/jnsnow/qemu/commits/ide
https://github.com/jnsnow/qemu.git

--js