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brcm47xx: when detecting a ssb pci device without an own sprom write the sprom data from the platform device to the correct pointer.

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26829 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
hauke
2011-05-05 14:05:21 +00:00
parent 6a2f5043e3
commit a921520508
6 changed files with 38 additions and 50 deletions
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21
target/linux/brcm47xx/patches-2.6.37/031-ssb-add-callback-for-sprom.patch
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@@ -5,10 +5,10 @@
.boardflags_hi = 0x0000,
};
+
+int bcm63xx_get_fallback_sprom(struct ssb_bus *bus)
+int bcm63xx_get_fallback_sprom(struct ssb_bus *bus, struct ssb_sprom *out)
+{
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ memcpy(&bus->sprom, &bcm63xx_sprom, sizeof(struct ssb_sprom));
+ memcpy(out, &bcm63xx_sprom, sizeof(struct ssb_sprom));
+ return 0;
+ } else {
+ printk(KERN_ERR PFX "unable to fill SPROM for given bustype.\n");
@@ -50,7 +50,7 @@
- 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);
+ err = ssb_fill_sprom_with_fallback(bus, sprom);
+ if (err) {
+ ssb_printk(KERN_WARNING PFX "WARNING: Using"
+ " fallback SPROM failed (err %d)\n",
@@ -66,7 +66,7 @@
-static const struct ssb_sprom *fallback_sprom;
+static int(*get_fallback_sprom)(struct ssb_bus *dev);
+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,
@@ -95,7 +95,7 @@
* 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))
+int ssb_arch_register_fallback_sprom(int (*sprom_callback)(struct ssb_bus *bus, struct ssb_sprom *out))
{
- if (fallback_sprom)
+ if (get_fallback_sprom)
@@ -107,13 +107,13 @@
}
-const struct ssb_sprom *ssb_get_fallback_sprom(void)
+int ssb_fill_sprom_with_fallback(struct ssb_bus *bus)
+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);
+ return get_fallback_sprom(bus, out);
}
/* http://bcm-v4.sipsolutions.net/802.11/IsSpromAvailable */
@@ -124,19 +124,20 @@
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);
+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 +404,8 @@ extern bool ssb_is_sprom_available(struc
@@ -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));
+ int (*sprom_callback)(struct ssb_bus *bus,
+ struct ssb_sprom *out));
/* Suspend a SSB bus.
* Call this from the parent bus suspend routine. */