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| author | Matthew Wilcox <matthew@wil.cx> | 2005-11-30 07:08:33 +0300 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.(none)> | 2005-12-14 04:11:39 +0300 |
| commit | 44f30b0f59d628eb6f57cfa9d8ab06da670e5306 (patch) | |
| tree | 2d272ce9c67c8b18685eb3828f10734b6a372f7d /drivers/scsi/sym53c8xx_2/sym_fw2.h | |
| parent | 84e203a279d3de1c8a41a73ab45e55a89bc19345 (diff) | |
| download | linux-44f30b0f59d628eb6f57cfa9d8ab06da670e5306.tar.xz | |
[SCSI] sym2: Remove code to handle DMA_BIDIRECTION requests
The upper layer doesn't send these down since 2.4.x (or 2.6 in
practice), so no need to handle it. Inline sym_setup_data_pointers
into its only caller so we can fail gracefully in the case we'd get
one neverless.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Matthew Wilcox <matthew@wil.cx>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/sym53c8xx_2/sym_fw2.h')
| -rw-r--r-- | drivers/scsi/sym53c8xx_2/sym_fw2.h | 52 |
1 files changed, 0 insertions, 52 deletions
diff --git a/drivers/scsi/sym53c8xx_2/sym_fw2.h b/drivers/scsi/sym53c8xx_2/sym_fw2.h index 7ea7151f5d1d..851f2706f220 100644 --- a/drivers/scsi/sym53c8xx_2/sym_fw2.h +++ b/drivers/scsi/sym53c8xx_2/sym_fw2.h @@ -191,13 +191,6 @@ struct SYM_FWB_SCR { u32 pm_wsr_handle [ 38]; u32 wsr_ma_helper [ 4]; -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN - /* Unknown direction handling */ - u32 data_io [ 2]; - u32 data_io_in [ 2]; - u32 data_io_com [ 6]; - u32 data_io_out [ 8]; -#endif /* Data area */ u32 zero [ 1]; u32 scratch [ 1]; @@ -1838,51 +1831,6 @@ static struct SYM_FWB_SCR SYM_FWB_SCR = { SCR_JUMP, PADDR_A (dispatch), -#ifdef SYM_OPT_HANDLE_DIR_UNKNOWN -}/*-------------------------< DATA_IO >--------------------------*/,{ - /* - * We jump here if the data direction was unknown at the - * time we had to queue the command to the scripts processor. - * Pointers had been set as follow in this situation: - * savep --> DATA_IO - * lastp --> start pointer when DATA_IN - * wlastp --> start pointer when DATA_OUT - * This script sets savep and lastp according to the - * direction chosen by the target. - */ - SCR_JUMP ^ IFTRUE (WHEN (SCR_DATA_OUT)), - PADDR_B (data_io_out), -}/*-------------------------< DATA_IO_IN >-----------------------*/,{ - /* - * Direction is DATA IN. - */ - SCR_LOAD_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.lastp), -}/*-------------------------< DATA_IO_COM >----------------------*/,{ - SCR_STORE_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.savep), - - /* - * Jump to the SCRIPTS according to actual direction. - */ - SCR_LOAD_REL (temp, 4), - offsetof (struct sym_ccb, phys.head.savep), - SCR_RETURN, - 0, -}/*-------------------------< DATA_IO_OUT >----------------------*/,{ - /* - * Direction is DATA OUT. - */ - SCR_REG_REG (HF_REG, SCR_AND, (~HF_DATA_IN)), - 0, - SCR_LOAD_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.wlastp), - SCR_STORE_REL (scratcha, 4), - offsetof (struct sym_ccb, phys.head.lastp), - SCR_JUMP, - PADDR_B(data_io_com), -#endif /* SYM_OPT_HANDLE_DIR_UNKNOWN */ - }/*-------------------------< ZERO >-----------------------------*/,{ SCR_DATA_ZERO, }/*-------------------------< SCRATCH >--------------------------*/,{ |