diff options
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.patch | 45 |
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 */ } |