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ieee1394: consolidate uses of IEEE1934_BUSID_MAGIC

Move the definition out of nodemgr.h and use it in csr.c/pcilynx.c

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
Harvey Harrison hace 16 años
padre
commit
c1fc58d63d

+ 2 - 2
drivers/ieee1394/csr.c

@@ -217,7 +217,7 @@ static void add_host(struct hpsb_host *host)
 
 	host->csr.generation = 2;
 
-	bus_info[1] = __constant_cpu_to_be32(0x31333934);
+	bus_info[1] = IEEE1394_BUSID_MAGIC;
 	bus_info[2] = cpu_to_be32((hpsb_disable_irm ? 0 : 1 << CSR_IRMC_SHIFT) |
 				  (1 << CSR_CMC_SHIFT) |
 				  (1 << CSR_ISC_SHIFT) |
@@ -250,7 +250,7 @@ static void remove_host(struct hpsb_host *host)
 {
 	quadlet_t bus_info[CSR_BUS_INFO_SIZE];
 
-	bus_info[1] = __constant_cpu_to_be32(0x31333934);
+	bus_info[1] = IEEE1394_BUSID_MAGIC;
 	bus_info[2] = cpu_to_be32((0 << CSR_IRMC_SHIFT) |
 				  (0 << CSR_CMC_SHIFT) |
 				  (0 << CSR_ISC_SHIFT) |

+ 3 - 0
drivers/ieee1394/ieee1394.h

@@ -121,6 +121,9 @@ extern const char *hpsb_speedto_str[];
 
 #include <asm/byteorder.h>
 
+/* '1' '3' '9' '4' in ASCII */
+#define IEEE1394_BUSID_MAGIC	cpu_to_be32(0x31333934)
+
 #ifdef __BIG_ENDIAN_BITFIELD
 
 struct selfid {

+ 0 - 3
drivers/ieee1394/nodemgr.h

@@ -31,9 +31,6 @@ struct csr1212_keyval;
 struct hpsb_host;
 struct ieee1394_device_id;
 
-/* '1' '3' '9' '4' in ASCII */
-#define IEEE1394_BUSID_MAGIC	__constant_cpu_to_be32(0x31333934)
-
 /* This is the start of a Node entry structure. It should be a stable API
  * for which to gather info from the Node Manager about devices attached
  * to the bus.  */

+ 1 - 1
drivers/ieee1394/pcilynx.c

@@ -1463,7 +1463,7 @@ static int __devinit add_card(struct pci_dev *dev,
 
                                 /* info_length, crc_length and 1394 magic number to check, if it is really a bus info block */
 				if (((be32_to_cpu(lynx->bus_info_block[0]) & 0xffff0000) == 0x04040000) &&
-				    (lynx->bus_info_block[1] == __constant_cpu_to_be32(0x31333934)))
+				    (lynx->bus_info_block[1] == IEEE1394_BUSID_MAGIC))
                                 {
                                         PRINT(KERN_DEBUG, lynx->id, "read a valid bus info block from");
                                 } else {