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authorVarun Prakash <varun@chelsio.com>2017-05-18 17:47:38 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2017-06-13 03:48:04 +0300
commit4bbd458eaa789959f23f4c998d30b972715e1013 (patch)
tree0c31d039c72d73793ee0f13f16673a933f66b94e /drivers/scsi/csiostor
parentbfcc62ed7066268349e8e7955925bdaf4be0eec0 (diff)
downloadlinux-4bbd458eaa789959f23f4c998d30b972715e1013.tar.xz
scsi: csiostor: add support for Chelsio T6 adapters
Enable probe for T6 adapters, add code to flash T6 firmware and firmware config file, use T6 specific macros. Signed-off-by: Varun Prakash <varun@chelsio.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/csiostor')
-rw-r--r--drivers/scsi/csiostor/csio_hw.c79
-rw-r--r--drivers/scsi/csiostor/csio_hw_chip.h14
-rw-r--r--drivers/scsi/csiostor/csio_hw_t5.c29
-rw-r--r--drivers/scsi/csiostor/csio_init.c6
-rw-r--r--drivers/scsi/csiostor/csio_wr.c4
5 files changed, 88 insertions, 44 deletions
diff --git a/drivers/scsi/csiostor/csio_hw.c b/drivers/scsi/csiostor/csio_hw.c
index dab195f04da7..c6e18140759c 100644
--- a/drivers/scsi/csiostor/csio_hw.c
+++ b/drivers/scsi/csiostor/csio_hw.c
@@ -794,18 +794,24 @@ csio_hw_dev_ready(struct csio_hw *hw)
{
uint32_t reg;
int cnt = 6;
+ int src_pf;
while (((reg = csio_rd_reg32(hw, PL_WHOAMI_A)) == 0xFFFFFFFF) &&
(--cnt != 0))
mdelay(100);
- if ((cnt == 0) && (((int32_t)(SOURCEPF_G(reg)) < 0) ||
- (SOURCEPF_G(reg) >= CSIO_MAX_PFN))) {
+ if (csio_is_t5(hw->pdev->device & CSIO_HW_CHIP_MASK))
+ src_pf = SOURCEPF_G(reg);
+ else
+ src_pf = T6_SOURCEPF_G(reg);
+
+ if ((cnt == 0) && (((int32_t)(src_pf) < 0) ||
+ (src_pf >= CSIO_MAX_PFN))) {
csio_err(hw, "PL_WHOAMI returned 0x%x, cnt:%d\n", reg, cnt);
return -EIO;
}
- hw->pfn = SOURCEPF_G(reg);
+ hw->pfn = src_pf;
return 0;
}
@@ -1581,10 +1587,16 @@ csio_hw_flash_config(struct csio_hw *hw, u32 *fw_cfg_param, char *path)
unsigned int mtype = 0, maddr = 0;
uint32_t *cfg_data;
int value_to_add = 0;
+ const char *fw_cfg_file;
+
+ if (csio_is_t5(pci_dev->device & CSIO_HW_CHIP_MASK))
+ fw_cfg_file = FW_CFG_NAME_T5;
+ else
+ fw_cfg_file = FW_CFG_NAME_T6;
- if (request_firmware(&cf, FW_CFG_NAME_T5, dev) < 0) {
+ if (request_firmware(&cf, fw_cfg_file, dev) < 0) {
csio_err(hw, "could not find config file %s, err: %d\n",
- FW_CFG_NAME_T5, ret);
+ fw_cfg_file, ret);
return -ENOENT;
}
@@ -1623,9 +1635,8 @@ csio_hw_flash_config(struct csio_hw *hw, u32 *fw_cfg_param, char *path)
ret = csio_memory_write(hw, mtype, maddr + size, 4, &last.word);
}
if (ret == 0) {
- csio_info(hw, "config file upgraded to %s\n",
- FW_CFG_NAME_T5);
- snprintf(path, 64, "%s%s", "/lib/firmware/", FW_CFG_NAME_T5);
+ csio_info(hw, "config file upgraded to %s\n", fw_cfg_file);
+ snprintf(path, 64, "%s%s", "/lib/firmware/", fw_cfg_file);
}
leave:
@@ -1886,6 +1897,19 @@ static struct fw_info fw_info_array[] = {
.intfver_iscsi = FW_INTFVER(T5, ISCSI),
.intfver_fcoe = FW_INTFVER(T5, FCOE),
},
+ }, {
+ .chip = CHELSIO_T6,
+ .fs_name = FW_CFG_NAME_T6,
+ .fw_mod_name = FW_FNAME_T6,
+ .fw_hdr = {
+ .chip = FW_HDR_CHIP_T6,
+ .fw_ver = __cpu_to_be32(FW_VERSION(T6)),
+ .intfver_nic = FW_INTFVER(T6, NIC),
+ .intfver_vnic = FW_INTFVER(T6, VNIC),
+ .intfver_ri = FW_INTFVER(T6, RI),
+ .intfver_iscsi = FW_INTFVER(T6, ISCSI),
+ .intfver_fcoe = FW_INTFVER(T6, FCOE),
+ },
}
};
@@ -2002,6 +2026,7 @@ csio_hw_flash_fw(struct csio_hw *hw, int *reset)
struct device *dev = &pci_dev->dev ;
const u8 *fw_data = NULL;
unsigned int fw_size = 0;
+ const char *fw_bin_file;
/* This is the firmware whose headers the driver was compiled
* against
@@ -2014,9 +2039,14 @@ csio_hw_flash_fw(struct csio_hw *hw, int *reset)
return -EINVAL;
}
- if (request_firmware(&fw, FW_FNAME_T5, dev) < 0) {
+ if (csio_is_t5(pci_dev->device & CSIO_HW_CHIP_MASK))
+ fw_bin_file = FW_FNAME_T5;
+ else
+ fw_bin_file = FW_FNAME_T6;
+
+ if (request_firmware(&fw, fw_bin_file, dev) < 0) {
csio_err(hw, "could not find firmware image %s, err: %d\n",
- FW_FNAME_T5, ret);
+ fw_bin_file, ret);
} else {
fw_data = fw->data;
fw_size = fw->size;
@@ -2241,9 +2271,14 @@ static void
csio_hw_intr_enable(struct csio_hw *hw)
{
uint16_t vec = (uint16_t)csio_get_mb_intr_idx(csio_hw_to_mbm(hw));
- uint32_t pf = SOURCEPF_G(csio_rd_reg32(hw, PL_WHOAMI_A));
+ u32 pf = 0;
uint32_t pl = csio_rd_reg32(hw, PL_INT_ENABLE_A);
+ if (csio_is_t5(hw->pdev->device & CSIO_HW_CHIP_MASK))
+ pf = SOURCEPF_G(csio_rd_reg32(hw, PL_WHOAMI_A));
+ else
+ pf = T6_SOURCEPF_G(csio_rd_reg32(hw, PL_WHOAMI_A));
+
/*
* Set aivec for MSI/MSIX. PCIE_PF_CFG.INTXType is set up
* by FW, so do nothing for INTX.
@@ -2293,7 +2328,12 @@ csio_hw_intr_enable(struct csio_hw *hw)
void
csio_hw_intr_disable(struct csio_hw *hw)
{
- uint32_t pf = SOURCEPF_G(csio_rd_reg32(hw, PL_WHOAMI_A));
+ u32 pf = 0;
+
+ if (csio_is_t5(hw->pdev->device & CSIO_HW_CHIP_MASK))
+ pf = SOURCEPF_G(csio_rd_reg32(hw, PL_WHOAMI_A));
+ else
+ pf = T6_SOURCEPF_G(csio_rd_reg32(hw, PL_WHOAMI_A));
if (!(hw->flags & CSIO_HWF_HW_INTR_ENABLED))
return;
@@ -2918,6 +2958,8 @@ static void csio_cplsw_intr_handler(struct csio_hw *hw)
*/
static void csio_le_intr_handler(struct csio_hw *hw)
{
+ enum chip_type chip = CHELSIO_CHIP_VERSION(hw->chip_id);
+
static struct intr_info le_intr_info[] = {
{ LIPMISS_F, "LE LIP miss", -1, 0 },
{ LIP0_F, "LE 0 LIP error", -1, 0 },
@@ -2927,7 +2969,18 @@ static void csio_le_intr_handler(struct csio_hw *hw)
{ 0, NULL, 0, 0 }
};
- if (csio_handle_intr_status(hw, LE_DB_INT_CAUSE_A, le_intr_info))
+ static struct intr_info t6_le_intr_info[] = {
+ { T6_LIPMISS_F, "LE LIP miss", -1, 0 },
+ { T6_LIP0_F, "LE 0 LIP error", -1, 0 },
+ { TCAMINTPERR_F, "LE parity error", -1, 1 },
+ { T6_UNKNOWNCMD_F, "LE unknown command", -1, 1 },
+ { SSRAMINTPERR_F, "LE request queue parity error", -1, 1 },
+ { 0, NULL, 0, 0 }
+ };
+
+ if (csio_handle_intr_status(hw, LE_DB_INT_CAUSE_A,
+ (chip == CHELSIO_T5) ?
+ le_intr_info : t6_le_intr_info))
csio_hw_fatal_err(hw);
}
diff --git a/drivers/scsi/csiostor/csio_hw_chip.h b/drivers/scsi/csiostor/csio_hw_chip.h
index b56a11d817be..aaabdbe11d88 100644
--- a/drivers/scsi/csiostor/csio_hw_chip.h
+++ b/drivers/scsi/csiostor/csio_hw_chip.h
@@ -39,11 +39,15 @@
/* Define MACRO values */
#define CSIO_HW_T5 0x5000
#define CSIO_T5_FCOE_ASIC 0x5600
+#define CSIO_HW_T6 0x6000
+#define CSIO_T6_FCOE_ASIC 0x6600
#define CSIO_HW_CHIP_MASK 0xF000
#define T5_REGMAP_SIZE (332 * 1024)
#define FW_FNAME_T5 "cxgb4/t5fw.bin"
#define FW_CFG_NAME_T5 "cxgb4/t5-config.txt"
+#define FW_FNAME_T6 "cxgb4/t6fw.bin"
+#define FW_CFG_NAME_T6 "cxgb4/t6-config.txt"
#define CHELSIO_CHIP_CODE(version, revision) (((version) << 4) | (revision))
#define CHELSIO_CHIP_FPGA 0x100
@@ -51,12 +55,17 @@
#define CHELSIO_CHIP_RELEASE(code) ((code) & 0xf)
#define CHELSIO_T5 0x5
+#define CHELSIO_T6 0x6
enum chip_type {
T5_A0 = CHELSIO_CHIP_CODE(CHELSIO_T5, 0),
T5_A1 = CHELSIO_CHIP_CODE(CHELSIO_T5, 1),
T5_FIRST_REV = T5_A0,
T5_LAST_REV = T5_A1,
+
+ T6_A0 = CHELSIO_CHIP_CODE(CHELSIO_T6, 0),
+ T6_FIRST_REV = T6_A0,
+ T6_LAST_REV = T6_A0,
};
static inline int csio_is_t5(uint16_t chip)
@@ -64,6 +73,11 @@ static inline int csio_is_t5(uint16_t chip)
return (chip == CSIO_HW_T5);
}
+static inline int csio_is_t6(uint16_t chip)
+{
+ return (chip == CSIO_HW_T6);
+}
+
/* Define MACRO DEFINITIONS */
#define CSIO_DEVICE(devid, idx) \
{ PCI_VENDOR_ID_CHELSIO, (devid), PCI_ANY_ID, PCI_ANY_ID, 0, 0, (idx) }
diff --git a/drivers/scsi/csiostor/csio_hw_t5.c b/drivers/scsi/csiostor/csio_hw_t5.c
index 3267f4f627c9..f24def6c6fd1 100644
--- a/drivers/scsi/csiostor/csio_hw_t5.c
+++ b/drivers/scsi/csiostor/csio_hw_t5.c
@@ -71,27 +71,6 @@ csio_t5_set_mem_win(struct csio_hw *hw, uint32_t win)
static void
csio_t5_pcie_intr_handler(struct csio_hw *hw)
{
- static struct intr_info sysbus_intr_info[] = {
- { RNPP_F, "RXNP array parity error", -1, 1 },
- { RPCP_F, "RXPC array parity error", -1, 1 },
- { RCIP_F, "RXCIF array parity error", -1, 1 },
- { RCCP_F, "Rx completions control array parity error", -1, 1 },
- { RFTP_F, "RXFT array parity error", -1, 1 },
- { 0, NULL, 0, 0 }
- };
- static struct intr_info pcie_port_intr_info[] = {
- { TPCP_F, "TXPC array parity error", -1, 1 },
- { TNPP_F, "TXNP array parity error", -1, 1 },
- { TFTP_F, "TXFT array parity error", -1, 1 },
- { TCAP_F, "TXCA array parity error", -1, 1 },
- { TCIP_F, "TXCIF array parity error", -1, 1 },
- { RCAP_F, "RXCA array parity error", -1, 1 },
- { OTDD_F, "outbound request TLP discarded", -1, 1 },
- { RDPE_F, "Rx data parity error", -1, 1 },
- { TDUE_F, "Tx uncorrectable data error", -1, 1 },
- { 0, NULL, 0, 0 }
- };
-
static struct intr_info pcie_intr_info[] = {
{ MSTGRPPERR_F, "Master Response Read Queue parity error",
-1, 1 },
@@ -133,13 +112,7 @@ csio_t5_pcie_intr_handler(struct csio_hw *hw)
};
int fat;
- fat = csio_handle_intr_status(hw,
- PCIE_CORE_UTL_SYSTEM_BUS_AGENT_STATUS_A,
- sysbus_intr_info) +
- csio_handle_intr_status(hw,
- PCIE_CORE_UTL_PCI_EXPRESS_PORT_STATUS_A,
- pcie_port_intr_info) +
- csio_handle_intr_status(hw, PCIE_INT_CAUSE_A, pcie_intr_info);
+ fat = csio_handle_intr_status(hw, PCIE_INT_CAUSE_A, pcie_intr_info);
if (fat)
csio_hw_fatal_err(hw);
}
diff --git a/drivers/scsi/csiostor/csio_init.c b/drivers/scsi/csiostor/csio_init.c
index dbe416ff46c2..ea0c31086cc6 100644
--- a/drivers/scsi/csiostor/csio_init.c
+++ b/drivers/scsi/csiostor/csio_init.c
@@ -952,8 +952,9 @@ static int csio_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
struct csio_hw *hw;
struct csio_lnode *ln;
- /* probe only T5 cards */
- if (!csio_is_t5((pdev->device & CSIO_HW_CHIP_MASK)))
+ /* probe only T5 and T6 cards */
+ if (!csio_is_t5((pdev->device & CSIO_HW_CHIP_MASK)) &&
+ !csio_is_t6((pdev->device & CSIO_HW_CHIP_MASK)))
return -ENODEV;
rv = csio_pci_init(pdev, &bars);
@@ -1253,3 +1254,4 @@ MODULE_LICENSE(CSIO_DRV_LICENSE);
MODULE_DEVICE_TABLE(pci, csio_pci_tbl);
MODULE_VERSION(CSIO_DRV_VERSION);
MODULE_FIRMWARE(FW_FNAME_T5);
+MODULE_FIRMWARE(FW_FNAME_T6);
diff --git a/drivers/scsi/csiostor/csio_wr.c b/drivers/scsi/csiostor/csio_wr.c
index e8f18174f2e9..c0a17789752f 100644
--- a/drivers/scsi/csiostor/csio_wr.c
+++ b/drivers/scsi/csiostor/csio_wr.c
@@ -480,12 +480,14 @@ csio_wr_iq_create(struct csio_hw *hw, void *priv, int iq_idx,
flq_idx = csio_q_iq_flq_idx(hw, iq_idx);
if (flq_idx != -1) {
+ enum chip_type chip = CHELSIO_CHIP_VERSION(hw->chip_id);
struct csio_q *flq = hw->wrm.q_arr[flq_idx];
iqp.fl0paden = 1;
iqp.fl0packen = flq->un.fl.packen ? 1 : 0;
iqp.fl0fbmin = X_FETCHBURSTMIN_64B;
- iqp.fl0fbmax = X_FETCHBURSTMAX_512B;
+ iqp.fl0fbmax = ((chip == CHELSIO_T5) ?
+ X_FETCHBURSTMAX_512B : X_FETCHBURSTMAX_256B);
iqp.fl0size = csio_q_size(hw, flq_idx) / CSIO_QCREDIT_SZ;
iqp.fl0addr = csio_q_pstart(hw, flq_idx);
}