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[SCSI] pm80xx: Phy settings support for motherboard controller.

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Phy profile implementation to support phy settings feature
for motherboard controllers.

[jejb: checkpatch fixes]
Signed-off-by: Anandkumar.Santhanam@pmcs.com
Reviewed-by: Jack Wang <jinpu.wang@profitbricks.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Anand Kumar Santhanam
2013-09-18 13:02:44 +05:30
committed by James Bottomley
parent 06f12f22ce
commit 279094079a
5 changed files with 104 additions and 3 deletions
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61
drivers/scsi/pm8001/pm80xx_hwi.c
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@@ -3183,9 +3183,27 @@ static int mpi_flash_op_ext_resp(struct pm8001_hba_info *pm8001_ha, void *piomb)
static int mpi_set_phy_profile_resp(struct pm8001_hba_info *pm8001_ha,
void *piomb)
{
PM8001_MSG_DBG(pm8001_ha,
pm8001_printk(" pm80xx_addition_functionality\n"));
u8 page_code;
struct set_phy_profile_resp *pPayload =
(struct set_phy_profile_resp *)(piomb + 4);
u32 ppc_phyid = le32_to_cpu(pPayload->ppc_phyid);
u32 status = le32_to_cpu(pPayload->status);
page_code = (u8)((ppc_phyid & 0xFF00) >> 8);
if (status) {
/* status is FAILED */
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("PhyProfile command failed with status "
"0x%08X \n", status));
return -1;
} else {
if (page_code != SAS_PHY_ANALOG_SETTINGS_PAGE) {
PM8001_FAIL_DBG(pm8001_ha,
pm8001_printk("Invalid page code 0x%X\n",
page_code));
return -1;
}
}
return 0;
}
@@ -4281,6 +4299,45 @@ pm80xx_chip_isr(struct pm8001_hba_info *pm8001_ha, u8 vec)
return IRQ_HANDLED;
}
void mpi_set_phy_profile_req(struct pm8001_hba_info *pm8001_ha,
u32 operation, u32 phyid, u32 length, u32 *buf)
{
u32 tag , i, j = 0;
int rc;
struct set_phy_profile_req payload;
struct inbound_queue_table *circularQ;
u32 opc = OPC_INB_SET_PHY_PROFILE;
memset(&payload, 0, sizeof(payload));
rc = pm8001_tag_alloc(pm8001_ha, &tag);
if (rc)
PM8001_FAIL_DBG(pm8001_ha, pm8001_printk("Invalid tag\n"));
circularQ = &pm8001_ha->inbnd_q_tbl[0];
payload.tag = cpu_to_le32(tag);
payload.ppc_phyid = (((operation & 0xF) << 8) | (phyid & 0xFF));
PM8001_INIT_DBG(pm8001_ha,
pm8001_printk(" phy profile command for phy %x ,length is %d\n",
payload.ppc_phyid, length));
for (i = length; i < (length + PHY_DWORD_LENGTH - 1); i++) {
payload.reserved[j] = cpu_to_le32(*((u32 *)buf + i));
j++;
}
pm8001_mpi_build_cmd(pm8001_ha, circularQ, opc, &payload, 0);
}
void pm8001_set_phy_profile(struct pm8001_hba_info *pm8001_ha,
u32 length, u8 *buf)
{
u32 page_code, i;
page_code = SAS_PHY_ANALOG_SETTINGS_PAGE;
for (i = 0; i < pm8001_ha->chip->n_phy; i++) {
mpi_set_phy_profile_req(pm8001_ha,
SAS_PHY_ANALOG_SETTINGS_PAGE, i, length, (u32 *)buf);
length = length + PHY_DWORD_LENGTH;
}
PM8001_INIT_DBG(pm8001_ha, pm8001_printk("phy settings completed\n"));
}
const struct pm8001_dispatch pm8001_80xx_dispatch = {
.name = "pmc80xx",
.chip_init = pm80xx_chip_init,