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authorDivy Le Ray <divy@chelsio.com>2007-11-16 11:22:16 -0800
committerDavid S. Miller <davem@davemloft.net>2008-01-28 15:04:11 -0800
commita2604be5488095657aeb1a09c3f08d9f760132ec (patch)
treeeb90977bf4c9608b2e84658466170a8146ee5830 /drivers/net/cxgb3/t3_hw.c
parent3e5192eec8faf1df77514d2a593d14cc851a6b43 (diff)
downloadblackbird-op-linux-a2604be5488095657aeb1a09c3f08d9f760132ec.tar.gz
blackbird-op-linux-a2604be5488095657aeb1a09c3f08d9f760132ec.zip
cxgb3 - HW set up updates
Disable PEX errors. The HW generates false positives. Update RSS hash function to a symmetric algorithm. Update T3C HW support Signed-off-by: Divy Le Ray <divy@chelsio.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/cxgb3/t3_hw.c')
-rw-r--r--drivers/net/cxgb3/t3_hw.c24
1 files changed, 21 insertions, 3 deletions
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index d7b991b7ed78..fab138100dff 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -1280,7 +1280,7 @@ static int t3_handle_intr_status(struct adapter *adapter, unsigned int reg,
#define PCIE_INTR_MASK (F_UNXSPLCPLERRR | F_UNXSPLCPLERRC | F_PCIE_PIOPARERR |\
F_PCIE_WFPARERR | F_PCIE_RFPARERR | F_PCIE_CFPARERR | \
/* V_PCIE_MSIXPARERR(M_PCIE_MSIXPARERR) | */ \
- V_BISTERR(M_BISTERR) | F_PEXERR)
+ V_BISTERR(M_BISTERR))
#define ULPRX_INTR_MASK F_PARERR
#define ULPTX_INTR_MASK 0
#define CPLSW_INTR_MASK (F_TP_FRAMING_ERROR | \
@@ -1383,8 +1383,16 @@ static void tp_intr_handler(struct adapter *adapter)
{0}
};
+ static struct intr_info tp_intr_info_t3c[] = {
+ { 0x1ffffff, "TP parity error", -1, 1 },
+ { F_FLMRXFLSTEMPTY, "TP out of Rx pages", -1, 1 },
+ { F_FLMTXFLSTEMPTY, "TP out of Tx pages", -1, 1 },
+ { 0 }
+ };
+
if (t3_handle_intr_status(adapter, A_TP_INT_CAUSE, 0xffffffff,
- tp_intr_info, NULL))
+ adapter->params.rev < T3_REV_C ?
+ tp_intr_info : tp_intr_info_t3c, NULL))
t3_fatal_err(adapter);
}
@@ -1734,7 +1742,6 @@ void t3_intr_enable(struct adapter *adapter)
MC7_INTR_MASK},
{A_MC5_DB_INT_ENABLE, MC5_INTR_MASK},
{A_ULPRX_INT_ENABLE, ULPRX_INTR_MASK},
- {A_TP_INT_ENABLE, 0x3bfffff},
{A_PM1_TX_INT_ENABLE, PMTX_INTR_MASK},
{A_PM1_RX_INT_ENABLE, PMRX_INTR_MASK},
{A_CIM_HOST_INT_ENABLE, CIM_INTR_MASK},
@@ -1744,6 +1751,8 @@ void t3_intr_enable(struct adapter *adapter)
adapter->slow_intr_mask = PL_INTR_MASK;
t3_write_regs(adapter, intr_en_avp, ARRAY_SIZE(intr_en_avp), 0);
+ t3_write_reg(adapter, A_TP_INT_ENABLE,
+ adapter->params.rev >= T3_REV_C ? 0x2bfffff : 0x3bfffff);
if (adapter->params.rev > 0) {
t3_write_reg(adapter, A_CPL_INTR_ENABLE,
@@ -2509,6 +2518,11 @@ static void tp_config(struct adapter *adap, const struct tp_params *p)
} else
t3_set_reg_field(adap, A_TP_PARA_REG3, 0, F_TXPACEFIXED);
+ if (adap->params.rev == T3_REV_C)
+ t3_set_reg_field(adap, A_TP_PC_CONFIG,
+ V_TABLELATENCYDELTA(M_TABLELATENCYDELTA),
+ V_TABLELATENCYDELTA(4));
+
t3_write_reg(adap, A_TP_TX_MOD_QUEUE_WEIGHT1, 0);
t3_write_reg(adap, A_TP_TX_MOD_QUEUE_WEIGHT0, 0);
t3_write_reg(adap, A_TP_MOD_CHANNEL_WEIGHT, 0);
@@ -3246,6 +3260,10 @@ int t3_init_hw(struct adapter *adapter, u32 fw_params)
else
t3_set_reg_field(adapter, A_PCIX_CFG, 0, F_CLIDECEN);
+ if (adapter->params.rev == T3_REV_C)
+ t3_set_reg_field(adapter, A_ULPTX_CONFIG, 0,
+ F_CFG_CQE_SOP_MASK);
+
t3_write_reg(adapter, A_PM1_RX_CFG, 0xffffffff);
t3_write_reg(adapter, A_PM1_RX_MODE, 0);
t3_write_reg(adapter, A_PM1_TX_MODE, 0);
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