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Diffstat (limited to 'target/linux/generic/patches-2.6.34/975-ssb_update.patch')
-rw-r--r--target/linux/generic/patches-2.6.34/975-ssb_update.patch45
1 files changed, 42 insertions, 3 deletions
diff --git a/target/linux/generic/patches-2.6.34/975-ssb_update.patch b/target/linux/generic/patches-2.6.34/975-ssb_update.patch
index e9b06d06bf..45be0b7ae8 100644
--- a/target/linux/generic/patches-2.6.34/975-ssb_update.patch
+++ b/target/linux/generic/patches-2.6.34/975-ssb_update.patch
@@ -385,7 +385,7 @@
u32 pmucap;
if (!(cc->capabilities & SSB_CHIPCO_CAP_PMU))
-@@ -516,15 +516,12 @@ void ssb_pmu_init(struct ssb_chipcommon
+@@ -516,15 +516,12 @@ void ssb_pmu_init(struct ssb_chipcommon
ssb_dprintk(KERN_DEBUG PFX "Found rev %u PMU (capabilities 0x%08X)\n",
cc->pmu.rev, pmucap);
@@ -527,6 +527,35 @@
/* Helper to extract some _offset, which is one of the SSB_SPROM_XXX defines. */
#define SPEX16(_outvar, _offset, _mask, _shift) \
out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift))
+@@ -623,6 +623,28 @@ static int ssb_pci_sprom_get(struct ssb_
+
+ if (!ssb_is_sprom_available(bus)) {
+ ssb_printk(KERN_ERR PFX "No SPROM available!\n");
++ return -ENODEV;
++ }
++ if (bus->chipco.dev) { /* can be unavailible! */
++ /*
++ * get SPROM offset: SSB_SPROM_BASE1 except for
++ * chipcommon rev >= 31 or chip ID is 0x4312 and
++ * chipcommon status & 3 == 2
++ */
++ if (bus->chipco.dev->id.revision >= 31)
++ bus->sprom_offset = SSB_SPROM_BASE31;
++ else if (bus->chip_id == 0x4312 &&
++ (bus->chipco.status & 0x03) == 2)
++ bus->sprom_offset = SSB_SPROM_BASE31;
++ else
++ bus->sprom_offset = SSB_SPROM_BASE1;
++ } else {
++ bus->sprom_offset = SSB_SPROM_BASE1;
++ }
++ ssb_dprintk(KERN_INFO PFX "SPROM offset is 0x%x\n", bus->sprom_offset);
++
++ if (!ssb_is_sprom_available(bus)) {
++ ssb_printk(KERN_ERR PFX "No SPROM available!\n");
+ return -ENODEV;
+ }
+ if (bus->chipco.dev) { /* can be unavailible! */
--- a/include/linux/ssb/ssb.h
+++ b/include/linux/ssb/ssb.h
@@ -167,7 +167,7 @@ struct ssb_device {
@@ -538,7 +567,17 @@
struct ssb_bus *bus;
struct ssb_device_id id;
-@@ -470,14 +470,6 @@ extern u32 ssb_dma_translation(struct ss
+@@ -398,6 +398,9 @@ extern void ssb_bus_unregister(struct ss
+ /* Does the device have an SPROM? */
+ extern bool ssb_is_sprom_available(struct ssb_bus *bus);
+
++/* Does the device have an SPROM? */
++extern bool ssb_is_sprom_available(struct ssb_bus *bus);
++
+ /* 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);
+@@ -470,14 +473,6 @@ extern u32 ssb_dma_translation(struct ss
#define SSB_DMA_TRANSLATION_MASK 0xC0000000
#define SSB_DMA_TRANSLATION_SHIFT 30
@@ -553,7 +592,7 @@
static inline void __cold __ssb_dma_not_implemented(struct ssb_device *dev)
{
#ifdef CONFIG_SSB_DEBUG
-@@ -486,155 +478,6 @@ static inline void __cold __ssb_dma_not_
+@@ -486,155 +481,6 @@ static inline void __cold __ssb_dma_not_
#endif /* DEBUG */
}