---

yaml
---
r: 31568
b: refs/heads/master
c: 8307c28
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 46bbeac922906559ec46454cbc76caf03bc57353
+refs/heads/master: 8307c28eecea917c4754075fbb85eb398a3bc516

trunk/drivers/infiniband/hw/ipath/ipath_common.h

@@ -476,22 +476,22 @@ struct ipath_sma_pkt
  * Data layout in I2C flash (for GUID, etc.)
  * All fields are little-endian binary unless otherwise stated
  */
-#define IPATH_FLASH_VERSION 1
+#define IPATH_FLASH_VERSION 2
 struct ipath_flash {
 	/* flash layout version (IPATH_FLASH_VERSION) */
 	__u8 if_fversion;
 	/* checksum protecting if_length bytes */
 	__u8 if_csum;
 	/*
 	 * valid length (in use, protected by if_csum), including
-	 * if_fversion and if_sum themselves)
+	 * if_fversion and if_csum themselves)
 	 */
 	__u8 if_length;
 	/* the GUID, in network order */
 	__u8 if_guid[8];
 	/* number of GUIDs to use, starting from if_guid */
 	__u8 if_numguid;
-	/* the board serial number, in ASCII */
+	/* the (last 10 characters of) board serial number, in ASCII */
 	char if_serial[12];
 	/* board mfg date (YYYYMMDD ASCII) */
 	char if_mfgdate[8];
@@ -503,8 +503,10 @@ struct ipath_flash {
 	__u8 if_powerhour[2];
 	/* ASCII free-form comment field */
 	char if_comment[32];
-	/* 78 bytes used, min flash size is 128 bytes */
-	__u8 if_future[50];
+	/* Backwards compatible prefix for longer QLogic Serial Numbers */
+	char if_sprefix[4];
+	/* 82 bytes used, min flash size is 128 bytes */
+	__u8 if_future[46];
 };
 
 /*

trunk/drivers/infiniband/hw/ipath/ipath_eeprom.c

@@ -601,8 +601,31 @@ void ipath_get_eeprom_info(struct ipath_devdata *dd)
 		guid = *(__be64 *) ifp->if_guid;
 	dd->ipath_guid = guid;
 	dd->ipath_nguid = ifp->if_numguid;
-	memcpy(dd->ipath_serial, ifp->if_serial,
-	       sizeof(ifp->if_serial));
+	/*
+	 * Things are slightly complicated by the desire to transparently
+	 * support both the Pathscale 10-digit serial number and the QLogic
+	 * 13-character version.
+	 */
+	if ((ifp->if_fversion > 1) && ifp->if_sprefix[0]
+		&& ((u8 *)ifp->if_sprefix)[0] != 0xFF) {
+		/* This board has a Serial-prefix, which is stored
+		 * elsewhere for backward-compatibility.
+		 */
+		char *snp = dd->ipath_serial;
+		int len;
+		memcpy(snp, ifp->if_sprefix, sizeof ifp->if_sprefix);
+		snp[sizeof ifp->if_sprefix] = '\0';
+		len = strlen(snp);
+		snp += len;
+		len = (sizeof dd->ipath_serial) - len;
+		if (len > sizeof ifp->if_serial) {
+			len = sizeof ifp->if_serial;
+		}
+		memcpy(snp, ifp->if_serial, len);
+	} else
+		memcpy(dd->ipath_serial, ifp->if_serial,
+		       sizeof ifp->if_serial);
+
 	ipath_cdbg(VERBOSE, "Initted GUID to %llx from eeprom\n",
 		   (unsigned long long) be64_to_cpu(dd->ipath_guid));
 

trunk/drivers/infiniband/hw/ipath/ipath_kernel.h

@@ -491,8 +491,11 @@ struct ipath_devdata {
 	u16 ipath_lid;
 	/* list of pkeys programmed; 0 if not set */
 	u16 ipath_pkeys[4];
-	/* ASCII serial number, from flash */
-	u8 ipath_serial[12];
+	/*
+	 * ASCII serial number, from flash, large enough for original
+	 * all digit strings, and longer QLogic serial number format
+	 */
+	u8 ipath_serial[16];
 	/* human readable board version */
 	u8 ipath_boardversion[80];
 	/* chip major rev, from ipath_revision */

trunk/drivers/infiniband/hw/ipath/ipath_pe800.c

@@ -533,7 +533,7 @@ static int ipath_pe_boardname(struct ipath_devdata *dd, char *name,
 	if (n)
 		snprintf(name, namelen, "%s", n);
 
-	if (dd->ipath_majrev != 4 || dd->ipath_minrev != 1) {
+	if (dd->ipath_majrev != 4 || !dd->ipath_minrev || dd->ipath_minrev>2) {
 		ipath_dev_err(dd, "Unsupported PE-800 revision %u.%u!\n",
 			      dd->ipath_majrev, dd->ipath_minrev);
 		ret = 1;