X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/df49c5b247620075704ccf6bbc303c598f4e869d..e0f1f9a076a49a27c1ab2c7b25ae89641e3ab44d:/target/linux/brcm63xx/patches-2.6.39/500-ssb-add-callback-for-sprom.patch

diff --git a/target/linux/brcm63xx/patches-2.6.39/500-ssb-add-callback-for-sprom.patch b/target/linux/brcm63xx/patches-2.6.39/500-ssb-add-callback-for-sprom.patch
index fab43b953..ab4b0e59a 100644
--- a/target/linux/brcm63xx/patches-2.6.39/500-ssb-add-callback-for-sprom.patch
+++ b/target/linux/brcm63xx/patches-2.6.39/500-ssb-add-callback-for-sprom.patch
@@ -1,6 +1,6 @@
 --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
 +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
-@@ -2136,6 +2136,17 @@ static struct ssb_sprom bcm63xx_sprom =
+@@ -2131,6 +2131,17 @@ static struct ssb_sprom bcm63xx_sprom =
  	.boardflags_lo		= 0x2848,
  	.boardflags_hi		= 0x0000,
  };
@@ -18,7 +18,7 @@
  #endif
  
  /*
-@@ -2330,8 +2341,9 @@ void __init board_prom_init(void)
+@@ -2406,8 +2417,9 @@ int __init board_register_devices(void)
  	if (!board_get_mac_address(bcm63xx_sprom.il0mac)) {
  		memcpy(bcm63xx_sprom.et0mac, bcm63xx_sprom.il0mac, ETH_ALEN);
  		memcpy(bcm63xx_sprom.et1mac, bcm63xx_sprom.il0mac, ETH_ALEN);
@@ -29,115 +29,4 @@
 +			printk(KERN_ERR PFX "failed to register fallback SPROM\n");
  	}
  #endif
- }
---- a/drivers/ssb/pci.c
-+++ b/drivers/ssb/pci.c
-@@ -662,7 +662,6 @@ static int sprom_extract(struct ssb_bus
- static int ssb_pci_sprom_get(struct ssb_bus *bus,
- 			     struct ssb_sprom *sprom)
- {
--	const struct ssb_sprom *fallback;
- 	int err;
- 	u16 *buf;
  
-@@ -707,10 +706,14 @@ static int ssb_pci_sprom_get(struct ssb_
- 		if (err) {
- 			/* All CRC attempts failed.
- 			 * Maybe there is no SPROM on the device?
--			 * If we have a fallback, use that. */
--			fallback = ssb_get_fallback_sprom();
--			if (fallback) {
--				memcpy(sprom, fallback, sizeof(*sprom));
-+			 * Now we ask the arch code if there is some sprom
-+			 * avaliable for this device in some other storage */
-+			err = ssb_fill_sprom_with_fallback(bus, sprom);
-+			if (err) {
-+				ssb_printk(KERN_WARNING PFX "WARNING: Using"
-+					   " fallback SPROM failed (err %d)\n",
-+					   err);
-+			} else {
- 				err = 0;
- 				goto out_free;
- 			}
---- a/drivers/ssb/sprom.c
-+++ b/drivers/ssb/sprom.c
-@@ -17,7 +17,7 @@
- #include <linux/slab.h>
- 
- 
--static const struct ssb_sprom *fallback_sprom;
-+static int(*get_fallback_sprom)(struct ssb_bus *dev, struct ssb_sprom *out);
- 
- 
- static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len,
-@@ -145,13 +145,14 @@ out:
- }
- 
- /**
-- * ssb_arch_set_fallback_sprom - Set a fallback SPROM for use if no SPROM is found.
-+ * ssb_arch_register_fallback_sprom - Registers a method providing a fallback
-+ * SPROM if no SPROM is found.
-  *
-- * @sprom: The SPROM data structure to register.
-+ * @sprom_callback: The callbcak function.
-  *
-- * With this function the architecture implementation may register a fallback
-- * SPROM data structure. The fallback is only used for PCI based SSB devices,
-- * where no valid SPROM can be found in the shadow registers.
-+ * With this function the architecture implementation may register a callback
-+ * handler which wills the SPROM data structure. The fallback is only used for
-+ * PCI based SSB devices, where no valid SPROM can be found in the shadow registers.
-  *
-  * This function is useful for weird architectures that have a half-assed SSB device
-  * hardwired to their PCI bus.
-@@ -163,18 +164,21 @@ out:
-  *
-  * This function is available for architecture code, only. So it is not exported.
-  */
--int ssb_arch_set_fallback_sprom(const struct ssb_sprom *sprom)
-+int ssb_arch_register_fallback_sprom(int (*sprom_callback)(struct ssb_bus *bus, struct ssb_sprom *out))
- {
--	if (fallback_sprom)
-+	if (get_fallback_sprom)
- 		return -EEXIST;
--	fallback_sprom = sprom;
-+	get_fallback_sprom = sprom_callback;
- 
- 	return 0;
- }
- 
--const struct ssb_sprom *ssb_get_fallback_sprom(void)
-+int ssb_fill_sprom_with_fallback(struct ssb_bus *bus, struct ssb_sprom *out)
- {
--	return fallback_sprom;
-+	if (!get_fallback_sprom)
-+		return -ENOENT;
-+
-+	return get_fallback_sprom(bus, out);
- }
- 
- /* http://bcm-v4.sipsolutions.net/802.11/IsSpromAvailable */
---- a/drivers/ssb/ssb_private.h
-+++ b/drivers/ssb/ssb_private.h
-@@ -171,7 +171,7 @@ ssize_t ssb_attr_sprom_store(struct ssb_
- 			     const char *buf, size_t count,
- 			     int (*sprom_check_crc)(const u16 *sprom, size_t size),
- 			     int (*sprom_write)(struct ssb_bus *bus, const u16 *sprom));
--extern const struct ssb_sprom *ssb_get_fallback_sprom(void);
-+extern int ssb_fill_sprom_with_fallback(struct ssb_bus *bus, struct ssb_sprom *out);
- 
- 
- /* core.c */
---- a/include/linux/ssb/ssb.h
-+++ b/include/linux/ssb/ssb.h
-@@ -404,7 +404,9 @@ extern bool ssb_is_sprom_available(struc
- 
- /* Set a fallback SPROM.
-  * See kdoc at the function definition for complete documentation. */
--extern int ssb_arch_set_fallback_sprom(const struct ssb_sprom *sprom);
-+extern int ssb_arch_register_fallback_sprom(
-+		int (*sprom_callback)(struct ssb_bus *bus,
-+		struct ssb_sprom *out));
- 
- /* Suspend a SSB bus.
-  * Call this from the parent bus suspend routine. */