diff options
| author | Quinn Tran <qutran@marvell.com> | 2020-09-29 03:21:47 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-09-29 23:22:15 -0400 |
| commit | 44f5a37d1e3e4e392412318666f8477601ae3024 (patch) | |
| tree | fa20ed30c6a0640b4acba646728dc1148a5aecf9 /drivers/scsi/qla2xxx/qla_mbx.c | |
| parent | 7dc0f671d89c03db95db3d4cd57257790d7a4b80 (diff) | |
| download | linux-44f5a37d1e3e4e392412318666f8477601ae3024.tar.bz2 | |
scsi: qla2xxx: Fix buffer-buffer credit extraction error
Current code uses wrong mailbox option to extract bbc from firmware. This
field is nested inside of PLOGI payload. Extract bbc from PLOGI template
payload.
Link: https://lore.kernel.org/r/20200929102152.32278-3-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 597617b59fbb..c1580eec6b27 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -4977,45 +4977,6 @@ qla25xx_set_els_cmds_supported(scsi_qla_host_t *vha) return rval; } -int -qla24xx_get_buffer_credits(scsi_qla_host_t *vha, struct buffer_credit_24xx *bbc, - dma_addr_t bbc_dma) -{ - mbx_cmd_t mc; - mbx_cmd_t *mcp = &mc; - int rval; - - if (!IS_FWI2_CAPABLE(vha->hw)) - return QLA_FUNCTION_FAILED; - - ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x118e, - "Entered %s.\n", __func__); - - mcp->mb[0] = MBC_GET_RNID_PARAMS; - mcp->mb[1] = RNID_BUFFER_CREDITS << 8; - mcp->mb[2] = MSW(LSD(bbc_dma)); - mcp->mb[3] = LSW(LSD(bbc_dma)); - mcp->mb[6] = MSW(MSD(bbc_dma)); - mcp->mb[7] = LSW(MSD(bbc_dma)); - mcp->mb[8] = sizeof(*bbc) / sizeof(*bbc->parameter); - mcp->out_mb = MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0; - mcp->in_mb = MBX_1|MBX_0; - mcp->buf_size = sizeof(*bbc); - mcp->flags = MBX_DMA_IN; - mcp->tov = MBX_TOV_SECONDS; - rval = qla2x00_mailbox_command(vha, mcp); - - if (rval != QLA_SUCCESS) { - ql_dbg(ql_dbg_mbx, vha, 0x118f, - "Failed=%x mb[0]=%x,%x.\n", rval, mcp->mb[0], mcp->mb[1]); - } else { - ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x1190, - "Done %s.\n", __func__); - } - - return rval; -} - static int qla2x00_read_asic_temperature(scsi_qla_host_t *vha, uint16_t *temp) { |