tg3: Detect APE firmware types

This patch adds code to determine the APE firmware type and report this
along with the firmware version.

Reviewed-by: Benjamin Li <benli@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 10 insertions, 1 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 7c2c81ab4838..a52f52fbb477 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -12710,6 +12710,7 @@ static void __devinit tg3_read_dash_ver(struct tg3 *tp)
 {
         int vlen;
         u32 apedata;
+        char *fwtype;
 
         if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) ||
             !(tp->tg3_flags  & TG3_FLAG_ENABLE_ASF))
@@ -12725,9 +12726,15 @@ static void __devinit tg3_read_dash_ver(struct tg3 *tp)
 
         apedata = tg3_ape_read32(tp, TG3_APE_FW_VERSION);
 
+        if (tg3_ape_read32(tp, TG3_APE_FW_FEATURES) & TG3_APE_FW_FEATURE_NCSI)
+                fwtype = "NCSI";
+        else
+                fwtype = "DASH";
+
         vlen = strlen(tp->fw_ver);
 
-        snprintf(&tp->fw_ver[vlen], TG3_VER_SIZE - vlen, " DASH v%d.%d.%d.%d",
+        snprintf(&tp->fw_ver[vlen], TG3_VER_SIZE - vlen, " %s v%d.%d.%d.%d",
+                 fwtype,
                  (apedata & APE_FW_VERSION_MAJMSK) >> APE_FW_VERSION_MAJSFT,
                  (apedata & APE_FW_VERSION_MINMSK) >> APE_FW_VERSION_MINSFT,
                  (apedata & APE_FW_VERSION_REVMSK) >> APE_FW_VERSION_REVSFT,
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index a7b8ec7b46ca..53b6def942bc 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2161,6 +2161,8 @@
 /* APE shared memory.  Accessible through BAR1 */
 #define TG3_APE_FW_STATUS               0x400c
 #define  APE_FW_STATUS_READY             0x00000100
+#define TG3_APE_FW_FEATURES             0x4010
+#define  TG3_APE_FW_FEATURE_NCSI         0x00000002
 #define TG3_APE_FW_VERSION              0x4018
 #define  APE_FW_VERSION_MAJMSK           0xff000000
 #define  APE_FW_VERSION_MAJSFT           24