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| author | Ron Mercer <ron.mercer@qlogic.com> | 2009-11-03 13:49:30 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-11-04 05:01:37 -0800 |
| commit | 1e34e307d0ebe536feb39c957c849a485bc81486 (patch) | |
| tree | 1b835350717e9ffde6d29a734422931556f62c15 /drivers/net/qlge | |
| parent | 32a5b2a0d516ba4056d9e9b8b14e34bef3f68921 (diff) | |
| download | linux-stable-1e34e307d0ebe536feb39c957c849a485bc81486.tar.gz linux-stable-1e34e307d0ebe536feb39c957c849a485bc81486.tar.bz2 linux-stable-1e34e307d0ebe536feb39c957c849a485bc81486.zip | |
qlge: Add firmware/driver sub-command support.
These sub-commands are issued by another (FCoE) function requesting
an operation on a shared resource.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlge')
| -rw-r--r-- | drivers/net/qlge/qlge.h | 12 | ||||
| -rw-r--r-- | drivers/net/qlge/qlge_mpi.c | 56 |
2 files changed, 61 insertions, 7 deletions
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index 872e95ee40ee..5e4d3439043e 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -816,6 +816,18 @@ enum { MB_CMD_GET_MGMNT_TFK_CTL = 0x00000161, /* Get Mgmnt Traffic Control */ MB_GET_MPI_TFK_STOPPED = (1 << 0), MB_GET_MPI_TFK_FIFO_EMPTY = (1 << 1), + /* Sub-commands for IDC request. + * This describes the reason for the + * IDC request. + */ + MB_CMD_IOP_NONE = 0x0000, + MB_CMD_IOP_PREP_UPDATE_MPI = 0x0001, + MB_CMD_IOP_COMP_UPDATE_MPI = 0x0002, + MB_CMD_IOP_PREP_LINK_DOWN = 0x0010, + MB_CMD_IOP_DVR_START = 0x0100, + MB_CMD_IOP_FLASH_ACC = 0x0101, + MB_CMD_IOP_RESTART_MPI = 0x0102, + MB_CMD_IOP_CORE_DUMP_MPI = 0x0103, /* Mailbox Command Status. */ MB_CMD_STS_GOOD = 0x00004000, /* Success. */ diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c index bac7b86f2129..f5619fe87bb2 100644 --- a/drivers/net/qlge/qlge_mpi.c +++ b/drivers/net/qlge/qlge_mpi.c @@ -1038,8 +1038,11 @@ void ql_mpi_idc_work(struct work_struct *work) int status; struct mbox_params *mbcp = &qdev->idc_mbc; u32 aen; + int timeout; + rtnl_lock(); aen = mbcp->mbox_out[1] >> 16; + timeout = (mbcp->mbox_out[1] >> 8) & 0xf; switch (aen) { default: @@ -1047,22 +1050,61 @@ void ql_mpi_idc_work(struct work_struct *work) "Bug: Unhandled IDC action.\n"); break; case MB_CMD_PORT_RESET: - case MB_CMD_SET_PORT_CFG: case MB_CMD_STOP_FW: ql_link_off(qdev); + case MB_CMD_SET_PORT_CFG: /* Signal the resulting link up AEN * that the frame routing and mac addr * needs to be set. * */ set_bit(QL_CAM_RT_SET, &qdev->flags); - rtnl_lock(); - status = ql_mb_idc_ack(qdev); - rtnl_unlock(); - if (status) { - QPRINTK(qdev, DRV, ERR, - "Bug: No pending IDC!\n"); + /* Do ACK if required */ + if (timeout) { + status = ql_mb_idc_ack(qdev); + if (status) + QPRINTK(qdev, DRV, ERR, + "Bug: No pending IDC!\n"); + } else { + QPRINTK(qdev, DRV, DEBUG, + "IDC ACK not required\n"); + status = 0; /* success */ + } + break; + + /* These sub-commands issued by another (FCoE) + * function are requesting to do an operation + * on the shared resource (MPI environment). + * We currently don't issue these so we just + * ACK the request. + */ + case MB_CMD_IOP_RESTART_MPI: + case MB_CMD_IOP_PREP_LINK_DOWN: + /* Drop the link, reload the routing + * table when link comes up. + */ + ql_link_off(qdev); + set_bit(QL_CAM_RT_SET, &qdev->flags); + /* Fall through. */ + case MB_CMD_IOP_DVR_START: + case MB_CMD_IOP_FLASH_ACC: + case MB_CMD_IOP_CORE_DUMP_MPI: + case MB_CMD_IOP_PREP_UPDATE_MPI: + case MB_CMD_IOP_COMP_UPDATE_MPI: + case MB_CMD_IOP_NONE: /* an IDC without params */ + /* Do ACK if required */ + if (timeout) { + status = ql_mb_idc_ack(qdev); + if (status) + QPRINTK(qdev, DRV, ERR, + "Bug: No pending IDC!\n"); + } else { + QPRINTK(qdev, DRV, DEBUG, + "IDC ACK not required\n"); + status = 0; /* success */ } + break; } + rtnl_unlock(); } void ql_mpi_work(struct work_struct *work) |