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authorDivy Le Ray <divy@chelsio.com>2007-03-31 00:23:19 -0700
committerJeff Garzik <jeff@garzik.org>2007-04-03 22:31:09 -0400
commit8ac3ba68e25a73594646ec30b7c482b364644c92 (patch)
tree1c15afe834f8f86f8a6c0a2c5da217de4afb6664 /drivers/net/cxgb3/t3_hw.c
parent9f238486f5438b2e44f760b11fa3a08714c1ddb6 (diff)
cxgb3 - detect NIC only adapters
Differentiate NIC only adapters from RNICs. Initialize offload capabilities for RNICs only. 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, 18 insertions, 6 deletions
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 791ed6dc1943..d83f075ef2d7 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -438,23 +438,23 @@ static const struct adapter_info t3_adap_info[] = {
{2, 0, 0, 0,
F_GPIO2_OEN | F_GPIO4_OEN |
F_GPIO2_OUT_VAL | F_GPIO4_OUT_VAL, F_GPIO3 | F_GPIO5,
- SUPPORTED_OFFLOAD,
+ 0,
&mi1_mdio_ops, "Chelsio PE9000"},
{2, 0, 0, 0,
F_GPIO2_OEN | F_GPIO4_OEN |
F_GPIO2_OUT_VAL | F_GPIO4_OUT_VAL, F_GPIO3 | F_GPIO5,
- SUPPORTED_OFFLOAD,
+ 0,
&mi1_mdio_ops, "Chelsio T302"},
{1, 0, 0, 0,
F_GPIO1_OEN | F_GPIO6_OEN | F_GPIO7_OEN | F_GPIO10_OEN |
F_GPIO1_OUT_VAL | F_GPIO6_OUT_VAL | F_GPIO10_OUT_VAL, 0,
- SUPPORTED_10000baseT_Full | SUPPORTED_AUI | SUPPORTED_OFFLOAD,
+ SUPPORTED_10000baseT_Full | SUPPORTED_AUI,
&mi1_mdio_ext_ops, "Chelsio T310"},
{2, 0, 0, 0,
F_GPIO1_OEN | F_GPIO2_OEN | F_GPIO4_OEN | F_GPIO5_OEN | F_GPIO6_OEN |
F_GPIO7_OEN | F_GPIO10_OEN | F_GPIO11_OEN | F_GPIO1_OUT_VAL |
F_GPIO5_OUT_VAL | F_GPIO6_OUT_VAL | F_GPIO10_OUT_VAL, 0,
- SUPPORTED_10000baseT_Full | SUPPORTED_AUI | SUPPORTED_OFFLOAD,
+ SUPPORTED_10000baseT_Full | SUPPORTED_AUI,
&mi1_mdio_ext_ops, "Chelsio T320"},
};
@@ -2900,6 +2900,9 @@ static int mc7_init(struct mc7 *mc7, unsigned int mc7_clock, int mem_type)
struct adapter *adapter = mc7->adapter;
const struct mc7_timing_params *p = &mc7_timings[mem_type];
+ if (!mc7->size)
+ return 0;
+
val = t3_read_reg(adapter, mc7->offset + A_MC7_CFG);
slow = val & F_SLOW;
width = G_WIDTH(val);
@@ -3100,8 +3103,10 @@ int t3_init_hw(struct adapter *adapter, u32 fw_params)
do { /* wait for uP to initialize */
msleep(20);
} while (t3_read_reg(adapter, A_CIM_HOST_ACC_DATA) && --attempts);
- if (!attempts)
+ if (!attempts) {
+ CH_ERR(adapter, "uP initialization timed out\n");
goto out_err;
+ }
err = 0;
out_err:
@@ -3201,7 +3206,7 @@ static void __devinit mc7_prep(struct adapter *adapter, struct mc7 *mc7,
mc7->name = name;
mc7->offset = base_addr - MC7_PMRX_BASE_ADDR;
cfg = t3_read_reg(adapter, mc7->offset + A_MC7_CFG);
- mc7->size = mc7_calc_size(cfg);
+ mc7->size = mc7->size = G_DEN(cfg) == M_DEN ? 0 : mc7_calc_size(cfg);
mc7->width = G_WIDTH(cfg);
}
@@ -3228,6 +3233,7 @@ void early_hw_init(struct adapter *adapter, const struct adapter_info *ai)
V_I2C_CLKDIV(adapter->params.vpd.cclk / 80 - 1));
t3_write_reg(adapter, A_T3DBG_GPIO_EN,
ai->gpio_out | F_GPIO0_OEN | F_GPIO0_OUT_VAL);
+ t3_write_reg(adapter, A_MC5_DB_SERVER_INDEX, 0);
if (adapter->params.rev == 0 || !uses_xaui(adapter))
val |= F_ENRGMII;
@@ -3326,7 +3332,13 @@ int __devinit t3_prep_adapter(struct adapter *adapter,
p->tx_num_pgs = pm_num_pages(p->chan_tx_size, p->tx_pg_size);
p->ntimer_qs = p->cm_size >= (128 << 20) ||
adapter->params.rev > 0 ? 12 : 6;
+ }
+
+ adapter->params.offload = t3_mc7_size(&adapter->pmrx) &&
+ t3_mc7_size(&adapter->pmtx) &&
+ t3_mc7_size(&adapter->cm);
+ if (is_offload(adapter)) {
adapter->params.mc5.nservers = DEFAULT_NSERVERS;
adapter->params.mc5.nfilters = adapter->params.rev > 0 ?
DEFAULT_NFILTERS : 0;