tg3: Add DASH firmware version reporting
This patch adds code to report the DASH firmware version.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Signed-off-by: Benjamin Li <benli@broadcom.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 43859e4..bbf5fe3 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -11606,6 +11606,34 @@
}
}
+static void __devinit tg3_read_dash_ver(struct tg3 *tp)
+{
+ int vlen;
+ u32 apedata;
+
+ if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) ||
+ !(tp->tg3_flags & TG3_FLAG_ENABLE_ASF))
+ return;
+
+ apedata = tg3_ape_read32(tp, TG3_APE_SEG_SIG);
+ if (apedata != APE_SEG_SIG_MAGIC)
+ return;
+
+ apedata = tg3_ape_read32(tp, TG3_APE_FW_STATUS);
+ if (!(apedata & APE_FW_STATUS_READY))
+ return;
+
+ apedata = tg3_ape_read32(tp, TG3_APE_FW_VERSION);
+
+ vlen = strlen(tp->fw_ver);
+
+ snprintf(&tp->fw_ver[vlen], TG3_VER_SIZE - vlen, " DASH v%d.%d.%d.%d",
+ (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,
+ (apedata & APE_FW_VERSION_BLDMSK));
+}
+
static void __devinit tg3_read_fw_ver(struct tg3 *tp)
{
u32 val;
@@ -13279,6 +13307,9 @@
}
tg3_ape_lock_init(tp);
+
+ if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF)
+ tg3_read_dash_ver(tp);
}
/*
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 34dfaaa..2a75a60 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1971,6 +1971,14 @@
/* APE shared memory. Accessible through BAR1 */
#define TG3_APE_FW_STATUS 0x400c
#define APE_FW_STATUS_READY 0x00000100
+#define TG3_APE_FW_VERSION 0x4018
+#define APE_FW_VERSION_MAJMSK 0xff000000
+#define APE_FW_VERSION_MAJSFT 24
+#define APE_FW_VERSION_MINMSK 0x00ff0000
+#define APE_FW_VERSION_MINSFT 16
+#define APE_FW_VERSION_REVMSK 0x0000ff00
+#define APE_FW_VERSION_REVSFT 8
+#define APE_FW_VERSION_BLDMSK 0x000000ff
#define TG3_APE_HOST_SEG_SIG 0x4200
#define APE_HOST_SEG_SIG_MAGIC 0x484f5354
#define TG3_APE_HOST_SEG_LEN 0x4204