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path: root/drivers/net/cxgb4/t4_hw.c
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Diffstat (limited to 'drivers/net/cxgb4/t4_hw.c')
-rw-r--r--drivers/net/cxgb4/t4_hw.c95
1 files changed, 47 insertions, 48 deletions
diff --git a/drivers/net/cxgb4/t4_hw.c b/drivers/net/cxgb4/t4_hw.c
index bb813d94aea..b9fd8a6f2cc 100644
--- a/drivers/net/cxgb4/t4_hw.c
+++ b/drivers/net/cxgb4/t4_hw.c
@@ -183,7 +183,7 @@ static void dump_mbox(struct adapter *adap, int mbox, u32 data_reg)
int t4_wr_mbox_meat(struct adapter *adap, int mbox, const void *cmd, int size,
void *rpl, bool sleep_ok)
{
- static int delay[] = {
+ static const int delay[] = {
1, 1, 3, 5, 10, 10, 20, 50, 100, 200
};
@@ -330,18 +330,6 @@ int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data, u64 *ecc)
return 0;
}
-/*
- * Partial EEPROM Vital Product Data structure. Includes only the ID and
- * VPD-R header.
- */
-struct t4_vpd_hdr {
- u8 id_tag;
- u8 id_len[2];
- u8 id_data[ID_LEN];
- u8 vpdr_tag;
- u8 vpdr_len[2];
-};
-
#define EEPROM_STAT_ADDR 0x7bfc
#define VPD_BASE 0
#define VPD_LEN 512
@@ -370,25 +358,38 @@ int t4_seeprom_wp(struct adapter *adapter, bool enable)
static int get_vpd_params(struct adapter *adapter, struct vpd_params *p)
{
int i, ret;
- int ec, sn, v2;
+ int ec, sn;
u8 vpd[VPD_LEN], csum;
- unsigned int vpdr_len;
- const struct t4_vpd_hdr *v;
+ unsigned int vpdr_len, kw_offset, id_len;
ret = pci_read_vpd(adapter->pdev, VPD_BASE, sizeof(vpd), vpd);
if (ret < 0)
return ret;
- v = (const struct t4_vpd_hdr *)vpd;
- vpdr_len = pci_vpd_lrdt_size(&v->vpdr_tag);
- if (vpdr_len + sizeof(struct t4_vpd_hdr) > VPD_LEN) {
+ if (vpd[0] != PCI_VPD_LRDT_ID_STRING) {
+ dev_err(adapter->pdev_dev, "missing VPD ID string\n");
+ return -EINVAL;
+ }
+
+ id_len = pci_vpd_lrdt_size(vpd);
+ if (id_len > ID_LEN)
+ id_len = ID_LEN;
+
+ i = pci_vpd_find_tag(vpd, 0, VPD_LEN, PCI_VPD_LRDT_RO_DATA);
+ if (i < 0) {
+ dev_err(adapter->pdev_dev, "missing VPD-R section\n");
+ return -EINVAL;
+ }
+
+ vpdr_len = pci_vpd_lrdt_size(&vpd[i]);
+ kw_offset = i + PCI_VPD_LRDT_TAG_SIZE;
+ if (vpdr_len + kw_offset > VPD_LEN) {
dev_err(adapter->pdev_dev, "bad VPD-R length %u\n", vpdr_len);
return -EINVAL;
}
#define FIND_VPD_KW(var, name) do { \
- var = pci_vpd_find_info_keyword(&v->id_tag, sizeof(struct t4_vpd_hdr), \
- vpdr_len, name); \
+ var = pci_vpd_find_info_keyword(vpd, kw_offset, vpdr_len, name); \
if (var < 0) { \
dev_err(adapter->pdev_dev, "missing VPD keyword " name "\n"); \
return -EINVAL; \
@@ -408,11 +409,9 @@ static int get_vpd_params(struct adapter *adapter, struct vpd_params *p)
FIND_VPD_KW(ec, "EC");
FIND_VPD_KW(sn, "SN");
- FIND_VPD_KW(v2, "V2");
#undef FIND_VPD_KW
- p->cclk = simple_strtoul(vpd + v2, NULL, 10);
- memcpy(p->id, v->id_data, ID_LEN);
+ memcpy(p->id, vpd + PCI_VPD_LRDT_TAG_SIZE, id_len);
strim(p->id);
memcpy(p->ec, vpd + ec, EC_LEN);
strim(p->ec);
@@ -919,7 +918,7 @@ static int t4_handle_intr_status(struct adapter *adapter, unsigned int reg,
*/
static void pcie_intr_handler(struct adapter *adapter)
{
- static struct intr_info sysbus_intr_info[] = {
+ static const struct intr_info sysbus_intr_info[] = {
{ RNPP, "RXNP array parity error", -1, 1 },
{ RPCP, "RXPC array parity error", -1, 1 },
{ RCIP, "RXCIF array parity error", -1, 1 },
@@ -927,7 +926,7 @@ static void pcie_intr_handler(struct adapter *adapter)
{ RFTP, "RXFT array parity error", -1, 1 },
{ 0 }
};
- static struct intr_info pcie_port_intr_info[] = {
+ static const struct intr_info pcie_port_intr_info[] = {
{ TPCP, "TXPC array parity error", -1, 1 },
{ TNPP, "TXNP array parity error", -1, 1 },
{ TFTP, "TXFT array parity error", -1, 1 },
@@ -939,7 +938,7 @@ static void pcie_intr_handler(struct adapter *adapter)
{ TDUE, "Tx uncorrectable data error", -1, 1 },
{ 0 }
};
- static struct intr_info pcie_intr_info[] = {
+ static const struct intr_info pcie_intr_info[] = {
{ MSIADDRLPERR, "MSI AddrL parity error", -1, 1 },
{ MSIADDRHPERR, "MSI AddrH parity error", -1, 1 },
{ MSIDATAPERR, "MSI data parity error", -1, 1 },
@@ -991,7 +990,7 @@ static void pcie_intr_handler(struct adapter *adapter)
*/
static void tp_intr_handler(struct adapter *adapter)
{
- static struct intr_info tp_intr_info[] = {
+ static const struct intr_info tp_intr_info[] = {
{ 0x3fffffff, "TP parity error", -1, 1 },
{ FLMTXFLSTEMPTY, "TP out of Tx pages", -1, 1 },
{ 0 }
@@ -1008,7 +1007,7 @@ static void sge_intr_handler(struct adapter *adapter)
{
u64 v;
- static struct intr_info sge_intr_info[] = {
+ static const struct intr_info sge_intr_info[] = {
{ ERR_CPL_EXCEED_IQE_SIZE,
"SGE received CPL exceeding IQE size", -1, 1 },
{ ERR_INVALID_CIDX_INC,
@@ -1053,7 +1052,7 @@ static void sge_intr_handler(struct adapter *adapter)
*/
static void cim_intr_handler(struct adapter *adapter)
{
- static struct intr_info cim_intr_info[] = {
+ static const struct intr_info cim_intr_info[] = {
{ PREFDROPINT, "CIM control register prefetch drop", -1, 1 },
{ OBQPARERR, "CIM OBQ parity error", -1, 1 },
{ IBQPARERR, "CIM IBQ parity error", -1, 1 },
@@ -1063,7 +1062,7 @@ static void cim_intr_handler(struct adapter *adapter)
{ TIEQOUTPARERRINT, "CIM TIEQ incoming parity error", -1, 1 },
{ 0 }
};
- static struct intr_info cim_upintr_info[] = {
+ static const struct intr_info cim_upintr_info[] = {
{ RSVDSPACEINT, "CIM reserved space access", -1, 1 },
{ ILLTRANSINT, "CIM illegal transaction", -1, 1 },
{ ILLWRINT, "CIM illegal write", -1, 1 },
@@ -1110,7 +1109,7 @@ static void cim_intr_handler(struct adapter *adapter)
*/
static void ulprx_intr_handler(struct adapter *adapter)
{
- static struct intr_info ulprx_intr_info[] = {
+ static const struct intr_info ulprx_intr_info[] = {
{ 0x1800000, "ULPRX context error", -1, 1 },
{ 0x7fffff, "ULPRX parity error", -1, 1 },
{ 0 }
@@ -1125,7 +1124,7 @@ static void ulprx_intr_handler(struct adapter *adapter)
*/
static void ulptx_intr_handler(struct adapter *adapter)
{
- static struct intr_info ulptx_intr_info[] = {
+ static const struct intr_info ulptx_intr_info[] = {
{ PBL_BOUND_ERR_CH3, "ULPTX channel 3 PBL out of bounds", -1,
0 },
{ PBL_BOUND_ERR_CH2, "ULPTX channel 2 PBL out of bounds", -1,
@@ -1147,7 +1146,7 @@ static void ulptx_intr_handler(struct adapter *adapter)
*/
static void pmtx_intr_handler(struct adapter *adapter)
{
- static struct intr_info pmtx_intr_info[] = {
+ static const struct intr_info pmtx_intr_info[] = {
{ PCMD_LEN_OVFL0, "PMTX channel 0 pcmd too large", -1, 1 },
{ PCMD_LEN_OVFL1, "PMTX channel 1 pcmd too large", -1, 1 },
{ PCMD_LEN_OVFL2, "PMTX channel 2 pcmd too large", -1, 1 },
@@ -1169,7 +1168,7 @@ static void pmtx_intr_handler(struct adapter *adapter)
*/
static void pmrx_intr_handler(struct adapter *adapter)
{
- static struct intr_info pmrx_intr_info[] = {
+ static const struct intr_info pmrx_intr_info[] = {
{ ZERO_E_CMD_ERROR, "PMRX 0-length pcmd", -1, 1 },
{ PMRX_FRAMING_ERROR, "PMRX framing error", -1, 1 },
{ OCSPI_PAR_ERROR, "PMRX ocspi parity error", -1, 1 },
@@ -1188,7 +1187,7 @@ static void pmrx_intr_handler(struct adapter *adapter)
*/
static void cplsw_intr_handler(struct adapter *adapter)
{
- static struct intr_info cplsw_intr_info[] = {
+ static const struct intr_info cplsw_intr_info[] = {
{ CIM_OP_MAP_PERR, "CPLSW CIM op_map parity error", -1, 1 },
{ CIM_OVFL_ERROR, "CPLSW CIM overflow", -1, 1 },
{ TP_FRAMING_ERROR, "CPLSW TP framing error", -1, 1 },
@@ -1207,7 +1206,7 @@ static void cplsw_intr_handler(struct adapter *adapter)
*/
static void le_intr_handler(struct adapter *adap)
{
- static struct intr_info le_intr_info[] = {
+ static const struct intr_info le_intr_info[] = {
{ LIPMISS, "LE LIP miss", -1, 0 },
{ LIP0, "LE 0 LIP error", -1, 0 },
{ PARITYERR, "LE parity error", -1, 1 },
@@ -1225,11 +1224,11 @@ static void le_intr_handler(struct adapter *adap)
*/
static void mps_intr_handler(struct adapter *adapter)
{
- static struct intr_info mps_rx_intr_info[] = {
+ static const struct intr_info mps_rx_intr_info[] = {
{ 0xffffff, "MPS Rx parity error", -1, 1 },
{ 0 }
};
- static struct intr_info mps_tx_intr_info[] = {
+ static const struct intr_info mps_tx_intr_info[] = {
{ TPFIFO, "MPS Tx TP FIFO parity error", -1, 1 },
{ NCSIFIFO, "MPS Tx NC-SI FIFO parity error", -1, 1 },
{ TXDATAFIFO, "MPS Tx data FIFO parity error", -1, 1 },
@@ -1239,25 +1238,25 @@ static void mps_intr_handler(struct adapter *adapter)
{ FRMERR, "MPS Tx framing error", -1, 1 },
{ 0 }
};
- static struct intr_info mps_trc_intr_info[] = {
+ static const struct intr_info mps_trc_intr_info[] = {
{ FILTMEM, "MPS TRC filter parity error", -1, 1 },
{ PKTFIFO, "MPS TRC packet FIFO parity error", -1, 1 },
{ MISCPERR, "MPS TRC misc parity error", -1, 1 },
{ 0 }
};
- static struct intr_info mps_stat_sram_intr_info[] = {
+ static const struct intr_info mps_stat_sram_intr_info[] = {
{ 0x1fffff, "MPS statistics SRAM parity error", -1, 1 },
{ 0 }
};
- static struct intr_info mps_stat_tx_intr_info[] = {
+ static const struct intr_info mps_stat_tx_intr_info[] = {
{ 0xfffff, "MPS statistics Tx FIFO parity error", -1, 1 },
{ 0 }
};
- static struct intr_info mps_stat_rx_intr_info[] = {
+ static const struct intr_info mps_stat_rx_intr_info[] = {
{ 0xffffff, "MPS statistics Rx FIFO parity error", -1, 1 },
{ 0 }
};
- static struct intr_info mps_cls_intr_info[] = {
+ static const struct intr_info mps_cls_intr_info[] = {
{ MATCHSRAM, "MPS match SRAM parity error", -1, 1 },
{ MATCHTCAM, "MPS match TCAM parity error", -1, 1 },
{ HASHSRAM, "MPS hash SRAM parity error", -1, 1 },
@@ -1356,7 +1355,7 @@ static void ma_intr_handler(struct adapter *adap)
*/
static void smb_intr_handler(struct adapter *adap)
{
- static struct intr_info smb_intr_info[] = {
+ static const struct intr_info smb_intr_info[] = {
{ MSTTXFIFOPARINT, "SMB master Tx FIFO parity error", -1, 1 },
{ MSTRXFIFOPARINT, "SMB master Rx FIFO parity error", -1, 1 },
{ SLVFIFOPARINT, "SMB slave FIFO parity error", -1, 1 },
@@ -1372,7 +1371,7 @@ static void smb_intr_handler(struct adapter *adap)
*/
static void ncsi_intr_handler(struct adapter *adap)
{
- static struct intr_info ncsi_intr_info[] = {
+ static const struct intr_info ncsi_intr_info[] = {
{ CIM_DM_PRTY_ERR, "NC-SI CIM parity error", -1, 1 },
{ MPS_DM_PRTY_ERR, "NC-SI MPS parity error", -1, 1 },
{ TXFIFO_PRTY_ERR, "NC-SI Tx FIFO parity error", -1, 1 },
@@ -1410,7 +1409,7 @@ static void xgmac_intr_handler(struct adapter *adap, int port)
*/
static void pl_intr_handler(struct adapter *adap)
{
- static struct intr_info pl_intr_info[] = {
+ static const struct intr_info pl_intr_info[] = {
{ FATALPERR, "T4 fatal parity error", -1, 1 },
{ PERRVFID, "PL VFID_MAP parity error", -1, 1 },
{ 0 }
@@ -2408,7 +2407,7 @@ int t4_alloc_mac_filt(struct adapter *adap, unsigned int mbox,
if (index < NEXACT_MAC)
ret++;
else if (hash)
- *hash |= (1 << hash_mac_addr(addr[i]));
+ *hash |= (1ULL << hash_mac_addr(addr[i]));
}
return ret;
}