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isci: Handle all suspending TC completions

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Add comprehensive decode for all TC completions that generate RNC
suspensions.

Note that this commit also removes unconditional resumptions of ATAPI
devices when in the SCI_STP_DEV_ATAPI_ERROR state, and STP devices
when in the SCI_STP_DEV_IDLE state. This is because the SCI_STP_DEV_IDLE
and SCI_STP_DEV_ATAPI state entry functions manage the RNC resumption.

Signed-off-by: Jeff Skirvin <jeffrey.d.skirvin@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Jeff Skirvin
2012-03-08 22:41:50 -08:00
committed by Dan Williams
parent 56d7c013e7
commit ac78ed0f78
7 changed files with 242 additions and 87 deletions
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2
drivers/scsi/isci/scu_completion_codes.h
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@@ -224,6 +224,7 @@
* 32-bit value like we want, each immediate value must be cast to a u32.
*/
#define SCU_TASK_DONE_GOOD ((u32)0x00)
#define SCU_TASK_DONE_TX_RAW_CMD_ERR ((u32)0x08)
#define SCU_TASK_DONE_CRC_ERR ((u32)0x14)
#define SCU_TASK_DONE_CHECK_RESPONSE ((u32)0x14)
#define SCU_TASK_DONE_GEN_RESPONSE ((u32)0x15)
@@ -237,6 +238,7 @@
#define SCU_TASK_DONE_LL_LF_TERM ((u32)0x1A)
#define SCU_TASK_DONE_DATA_LEN_ERR ((u32)0x1A)
#define SCU_TASK_DONE_LL_CL_TERM ((u32)0x1B)
#define SCU_TASK_DONE_BREAK_RCVD ((u32)0x1B)
#define SCU_TASK_DONE_LL_ABORT_ERR ((u32)0x1B)
#define SCU_TASK_DONE_SEQ_INV_TYPE ((u32)0x1C)
#define SCU_TASK_DONE_UNEXP_XR ((u32)0x1C)