diff options
| author | Joe Carnuccio <joe.carnuccio@qlogic.com> | 2011-05-10 20:30:16 +0200 |
|---|---|---|
| committer | James Bottomley <jbottomley@parallels.com> | 2011-05-17 09:39:25 +0200 |
| commit | 6ad11eaa8a689a27e0c99905bcf800a37cd432a0 (patch) | |
| tree | b52ef139f1969f0b67601e2b8e0ab72f7e958c43 /drivers/scsi/qla2xxx/qla_mbx.c | |
| parent | [SCSI] qla2xxx: Unify the read/write sfp mailbox command routines. (diff) | |
| download | linux-6ad11eaa8a689a27e0c99905bcf800a37cd432a0.tar.xz linux-6ad11eaa8a689a27e0c99905bcf800a37cd432a0.zip | |
[SCSI] qla2xxx: Refactor call to qla2xxx_read_sfp for thermal temperature.
Eliminate duplicate code by refactoring the calls to qla2xxx_read_sfp()
in qla2x00_get_thermal_temp(). This keeps the parameter values separate
from the mailbox register mechanics. This also allows qla2xxx_read_sfp()
to be the sole "spec" for READ SFP semantics.
Signed-off_by: Joe Carnuccio <joe.carnuccio@qlogic.com>
Signed-off-by: Madhuranath Iyengar <Madhu.Iyengar@qlogic.com>
Signed-off-by: James Bottomley <jbottomley@parallels.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 53 |
1 files changed, 11 insertions, 42 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 7184b870c0d9..c26f0acdfecc 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -4142,63 +4142,32 @@ int qla2x00_get_thermal_temp(scsi_qla_host_t *vha, uint16_t *temp, uint16_t *frac) { int rval; - mbx_cmd_t mc; - mbx_cmd_t *mcp = &mc; + uint8_t byte; struct qla_hw_data *ha = vha->hw; - DEBUG11(printk(KERN_INFO "%s(%ld): entered.\n", __func__, ha->host_no)); + DEBUG11(printk(KERN_INFO "%s(%ld): entered.\n", __func__, vha->host_no)); - /* High bits. */ - mcp->mb[0] = MBC_READ_SFP; - mcp->mb[1] = 0x98; - mcp->mb[2] = 0; - mcp->mb[3] = 0; - mcp->mb[6] = 0; - mcp->mb[7] = 0; - mcp->mb[8] = 1; - mcp->mb[9] = 0x01; - mcp->mb[10] = BIT_13|BIT_0; - mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0; - mcp->in_mb = MBX_1|MBX_0; - mcp->tov = MBX_TOV_SECONDS; - mcp->flags = 0; - rval = qla2x00_mailbox_command(vha, mcp); + /* Integer part */ + rval = qla2x00_read_sfp(vha, 0, &byte, 0x98, 0x01, 1, BIT_13|BIT_0); if (rval != QLA_SUCCESS) { DEBUG2_3_11(printk(KERN_WARNING - "%s(%ld): failed=%x (%x).\n", __func__, - vha->host_no, rval, mcp->mb[0])); + "%s(%ld): failed=%x.\n", __func__, vha->host_no, rval)); ha->flags.thermal_supported = 0; goto fail; } - *temp = mcp->mb[1] & 0xFF; + *temp = byte; - /* Low bits. */ - mcp->mb[0] = MBC_READ_SFP; - mcp->mb[1] = 0x98; - mcp->mb[2] = 0; - mcp->mb[3] = 0; - mcp->mb[6] = 0; - mcp->mb[7] = 0; - mcp->mb[8] = 1; - mcp->mb[9] = 0x10; - mcp->mb[10] = BIT_13|BIT_0; - mcp->out_mb = MBX_10|MBX_9|MBX_8|MBX_7|MBX_6|MBX_3|MBX_2|MBX_1|MBX_0; - mcp->in_mb = MBX_1|MBX_0; - mcp->tov = MBX_TOV_SECONDS; - mcp->flags = 0; - rval = qla2x00_mailbox_command(vha, mcp); + /* Fraction part */ + rval = qla2x00_read_sfp(vha, 0, &byte, 0x98, 0x10, 1, BIT_13|BIT_0); if (rval != QLA_SUCCESS) { DEBUG2_3_11(printk(KERN_WARNING - "%s(%ld): failed=%x (%x).\n", __func__, - vha->host_no, rval, mcp->mb[0])); + "%s(%ld): failed=%x.\n", __func__, vha->host_no, rval)); ha->flags.thermal_supported = 0; goto fail; } - *frac = ((mcp->mb[1] & 0xFF) >> 6) * 25; + *frac = (byte >> 6) * 25; - if (rval == QLA_SUCCESS) - DEBUG11(printk(KERN_INFO - "%s(%ld): done.\n", __func__, ha->host_no)); + DEBUG11(printk(KERN_INFO "%s(%ld): done.\n", __func__, vha->host_no)); fail: return rval; } |