X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fcxgbe%2Fcxgbe_main.c;h=df54e54f509c47df9fd36371e467536cff36aebb;hb=993541b2fa4ffe4b532e22fae58fd9aa6638e441;hp=cc5f4df3acbf238f039a0feb0c5e344f4228ea14;hpb=97e02581a15bade3f3f943cd16a965a577746006;p=dpdk.git

diff --git a/drivers/net/cxgbe/cxgbe_main.c b/drivers/net/cxgbe/cxgbe_main.c
index cc5f4df3ac..df54e54f50 100644
--- a/drivers/net/cxgbe/cxgbe_main.c
+++ b/drivers/net/cxgbe/cxgbe_main.c
@@ -40,6 +40,7 @@
 #include "cxgbe_pfvf.h"
 #include "clip_tbl.h"
 #include "l2t.h"
+#include "smt.h"
 #include "mps_tcam.h"
 
 /**
@@ -106,6 +107,10 @@ static int fwevtq_handler(struct sge_rspq *q, const __be64 *rsp,
 		const struct cpl_l2t_write_rpl *p = (const void *)rsp;
 
 		cxgbe_do_l2t_write_rpl(q->adapter, p);
+	} else if (opcode == CPL_SMT_WRITE_RPL) {
+		const struct cpl_smt_write_rpl *p = (const void *)rsp;
+
+		cxgbe_do_smt_write_rpl(q->adapter, p);
 	} else {
 		dev_err(adapter, "unexpected CPL %#x on FW event queue\n",
 			opcode);
@@ -709,11 +714,12 @@ out:
 	return ret;
 }
 
-static void cxgbe_get_devargs_int(struct adapter *adap, int *dst,
-				  const char *key, int default_value)
+static void cxgbe_get_devargs_int(struct adapter *adap, bool *dst,
+				  const char *key, bool default_value)
 {
 	struct rte_pci_device *pdev = adap->pdev;
-	int ret, devarg_value = default_value;
+	int ret;
+	bool devarg_value = default_value;
 
 	*dst = default_value;
 	if (!pdev)
@@ -729,11 +735,11 @@ static void cxgbe_get_devargs_int(struct adapter *adap, int *dst,
 void cxgbe_process_devargs(struct adapter *adap)
 {
 	cxgbe_get_devargs_int(adap, &adap->devargs.keep_ovlan,
-			      CXGBE_DEVARG_CMN_KEEP_OVLAN, 0);
+			      CXGBE_DEVARG_CMN_KEEP_OVLAN, false);
 	cxgbe_get_devargs_int(adap, &adap->devargs.tx_mode_latency,
-			      CXGBE_DEVARG_CMN_TX_MODE_LATENCY, 0);
+			      CXGBE_DEVARG_CMN_TX_MODE_LATENCY, false);
 	cxgbe_get_devargs_int(adap, &adap->devargs.force_link_up,
-			      CXGBE_DEVARG_VF_FORCE_LINK_UP, 0);
+			      CXGBE_DEVARG_VF_FORCE_LINK_UP, false);
 }
 
 static void configure_vlan_types(struct adapter *adapter)
@@ -1206,6 +1212,15 @@ static int adap_init0(struct adapter *adap)
 		adap->params.filter2_wr_support = (ret == 0 && val[0] != 0);
 	}
 
+	/* Check if FW supports returning vin.
+	 * If this is not supported, driver will interpret
+	 * these values from viid.
+	 */
+	params[0] = CXGBE_FW_PARAM_DEV(OPAQUE_VIID_SMT_EXTN);
+	ret = t4_query_params(adap, adap->mbox, adap->pf, 0,
+			      1, params, val);
+	adap->params.viid_smt_extn_support = (ret == 0 && val[0] != 0);
+
 	/* query tid-related parameters */
 	params[0] = CXGBE_FW_PARAM_DEV(NTID);
 	ret = t4_query_params(adap, adap->mbox, adap->pf, 0, 1,
@@ -1725,6 +1740,7 @@ void cxgbe_close(struct adapter *adapter)
 		t4_cleanup_mpstcam(adapter);
 		t4_cleanup_clip_tbl(adapter);
 		t4_cleanup_l2t(adapter);
+		t4_cleanup_smt(adapter);
 		if (is_pf4(adapter))
 			t4_intr_disable(adapter);
 		t4_sge_tx_monitor_stop(adapter);
@@ -1743,13 +1759,45 @@ void cxgbe_close(struct adapter *adapter)
 		t4_fw_bye(adapter, adapter->mbox);
 }
 
+static void adap_smt_index(struct adapter *adapter, u32 *smt_start_idx,
+			   u32 *smt_size)
+{
+	u32 params[2], smt_val[2];
+	int ret;
+
+	params[0] = CXGBE_FW_PARAM_PFVF(GET_SMT_START);
+	params[1] = CXGBE_FW_PARAM_PFVF(GET_SMT_SIZE);
+
+	ret = t4_query_params(adapter, adapter->mbox, adapter->pf, 0,
+			      2, params, smt_val);
+
+	/* if FW doesn't recognize this command then set it to default setting
+	 * which is start index as 0 and size as 256.
+	 */
+	if (ret < 0) {
+		*smt_start_idx = 0;
+		*smt_size = SMT_SIZE;
+	} else {
+		*smt_start_idx = smt_val[0];
+		/* smt size can be zero, if nsmt is not yet configured in
+		 * the config file or set as zero, then configure all the
+		 * remaining entries to this PF itself.
+		 */
+		if (!smt_val[1])
+			*smt_size = SMT_SIZE - *smt_start_idx;
+		else
+			*smt_size = smt_val[1];
+	}
+}
+
 int cxgbe_probe(struct adapter *adapter)
 {
+	u32 smt_start_idx, smt_size;
 	struct port_info *pi;
-	int chip;
 	int func, i;
 	int err = 0;
 	u32 whoami;
+	int chip;
 
 	whoami = t4_read_reg(adapter, A_PL_WHOAMI);
 	chip = t4_get_chip_type(adapter,
@@ -1894,6 +1942,11 @@ allocate_mac:
 		dev_warn(adapter, "could not allocate CLIP. Continuing\n");
 	}
 
+	adap_smt_index(adapter, &smt_start_idx, &smt_size);
+	adapter->smt = t4_init_smt(smt_start_idx, smt_size);
+	if (!adapter->smt)
+		dev_warn(adapter, "could not allocate SMT, continuing\n");
+
 	adapter->l2t = t4_init_l2t(adapter->l2t_start, adapter->l2t_end);
 	if (!adapter->l2t) {
 		/* We tolerate a lack of L2T, giving up some functionality */