- cxgb3 engine microcode load

Load the engine microcode when an interface
is brought up, instead of of doing it when the module
is loaded.
Loosen up tight binding between the driver and the
engine microcode version.
There is no need for microcode update with T3A boards.
Fix the file naming.
Do a better job at logging the loading activity.

Signed-off-by: Divy Le Ray <divy@chelsio.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

1 files changed, 81 insertions, 45 deletions

diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index f3bf1283c9a7..5ab319cfe5de 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -729,6 +729,7 @@ static void bind_qsets(struct adapter *adap)
 }
 
 #define FW_FNAME "t3fw-%d.%d.%d.bin"
+#define TPSRAM_NAME "t3%c_protocol_sram-%d.%d.%d.bin"
 
 static int upgrade_fw(struct adapter *adap)
 {
@@ -747,6 +748,71 @@ static int upgrade_fw(struct adapter *adap)
 	}
 	ret = t3_load_fw(adap, fw->data, fw->size);
 	release_firmware(fw);
+
+	if (ret == 0)
+		dev_info(dev, "successful upgrade to firmware %d.%d.%d\n",
+			 FW_VERSION_MAJOR, FW_VERSION_MINOR, FW_VERSION_MICRO);
+	else
+		dev_err(dev, "failed to upgrade to firmware %d.%d.%d\n",
+			FW_VERSION_MAJOR, FW_VERSION_MINOR, FW_VERSION_MICRO);
+	
+	return ret;
+}
+
+static inline char t3rev2char(struct adapter *adapter)
+{
+	char rev = 0;
+
+	switch(adapter->params.rev) {
+	case T3_REV_B:
+	case T3_REV_B2:
+		rev = 'b';
+		break;
+	}
+	return rev;
+}
+
+int update_tpsram(struct adapter *adap)
+{
+	const struct firmware *tpsram;
+	char buf[64];
+	struct device *dev = &adap->pdev->dev;
+	int ret;
+	char rev;
+	
+	rev = t3rev2char(adap);
+	if (!rev)
+		return 0;
+
+	snprintf(buf, sizeof(buf), TPSRAM_NAME, rev,
+		 TP_VERSION_MAJOR, TP_VERSION_MINOR, TP_VERSION_MICRO);
+
+	ret = request_firmware(&tpsram, buf, dev);
+	if (ret < 0) {
+		dev_err(dev, "could not load TP SRAM: unable to load %s\n",
+			buf);
+		return ret;
+	}
+	
+	ret = t3_check_tpsram(adap, tpsram->data, tpsram->size);
+	if (ret)
+		goto release_tpsram;	
+
+	ret = t3_set_proto_sram(adap, tpsram->data);
+	if (ret == 0)
+		dev_info(dev,
+			 "successful update of protocol engine "
+			 "to %d.%d.%d\n",
+			 TP_VERSION_MAJOR, TP_VERSION_MINOR, TP_VERSION_MICRO);
+	else
+		dev_err(dev, "failed to update of protocol engine %d.%d.%d\n",
+			TP_VERSION_MAJOR, TP_VERSION_MINOR, TP_VERSION_MICRO);
+	if (ret)
+		dev_err(dev, "loading protocol SRAM failed\n");
+
+release_tpsram:
+	release_firmware(tpsram);
+	
 	return ret;
 }
 
@@ -763,6 +829,7 @@ static int upgrade_fw(struct adapter *adap)
 static int cxgb_up(struct adapter *adap)
 {
 	int err = 0;
+	int must_load;
 
 	if (!(adap->flags & FULL_INIT_DONE)) {
 		err = t3_check_fw_version(adap);
@@ -771,6 +838,13 @@ static int cxgb_up(struct adapter *adap)
 		if (err)
 			goto out;
 
+		err = t3_check_tpsram_version(adap, &must_load);
+		if (err == -EINVAL) {
+			err = update_tpsram(adap);
+			if (err && must_load)
+				goto out;
+		}
+
 		err = init_dummy_netdevs(adap);
 		if (err)
 			goto out;
@@ -1110,8 +1184,10 @@ static void get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
 	struct port_info *pi = netdev_priv(dev);
 	struct adapter *adapter = pi->adapter;
 	u32 fw_vers = 0;
+	u32 tp_vers = 0;
 
 	t3_get_fw_version(adapter, &fw_vers);
+	t3_get_tp_version(adapter, &tp_vers);
 
 	strcpy(info->driver, DRV_NAME);
 	strcpy(info->version, DRV_VERSION);
@@ -1120,11 +1196,14 @@ static void get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
 		strcpy(info->fw_version, "N/A");
 	else {
 		snprintf(info->fw_version, sizeof(info->fw_version),
-			 "%s %u.%u.%u",
+			 "%s %u.%u.%u TP %u.%u.%u",
 			 G_FW_VERSION_TYPE(fw_vers) ? "T" : "N",
 			 G_FW_VERSION_MAJOR(fw_vers),
 			 G_FW_VERSION_MINOR(fw_vers),
-			 G_FW_VERSION_MICRO(fw_vers));
+			 G_FW_VERSION_MICRO(fw_vers),
+			 G_TP_VERSION_MAJOR(tp_vers),
+			 G_TP_VERSION_MINOR(tp_vers),
+			 G_TP_VERSION_MICRO(tp_vers));
 	}
 }
 
@@ -2107,42 +2186,6 @@ static void cxgb_netpoll(struct net_device *dev)
 }
 #endif
 
-#define TPSRAM_NAME "t3%c_protocol_sram-%d.%d.%d.bin"
-int update_tpsram(struct adapter *adap)
-{
-	const struct firmware *tpsram;
-	char buf[64];
-	struct device *dev = &adap->pdev->dev;
-	int ret;
-	char rev;
-	
-	rev = adap->params.rev == T3_REV_B2 ? 'b' : 'a';
-
-	snprintf(buf, sizeof(buf), TPSRAM_NAME, rev,
-		 TP_VERSION_MAJOR, TP_VERSION_MINOR, TP_VERSION_MICRO);
-
-	ret = request_firmware(&tpsram, buf, dev);
-	if (ret < 0) {
-		dev_err(dev, "could not load TP SRAM: unable to load %s\n",
-			buf);
-		return ret;
-	}
-	
-	ret = t3_check_tpsram(adap, tpsram->data, tpsram->size);
-	if (ret)
-		goto release_tpsram;	
-
-	ret = t3_set_proto_sram(adap, tpsram->data);
-	if (ret)
-		dev_err(dev, "loading protocol SRAM failed\n");
-
-release_tpsram:
-	release_firmware(tpsram);
-	
-	return ret;
-}
-
-
 /*
  * Periodic accumulation of MAC statistics.
  */
@@ -2491,13 +2534,6 @@ static int __devinit init_one(struct pci_dev *pdev,
 		err = -ENODEV;
 		goto out_free_dev;
 	}
-
-	err = t3_check_tpsram_version(adapter);
-	if (err == -EINVAL)
-		err = update_tpsram(adapter);
-
-	if (err)
-		goto out_free_dev;
 		
 	/*
 	 * The card is now ready to go.  If any errors occur during device