diff options
Diffstat (limited to 'target/linux/generic/patches-2.6.37/020-ssb_update.patch')
| -rw-r--r-- | target/linux/generic/patches-2.6.37/020-ssb_update.patch | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.37/020-ssb_update.patch b/target/linux/generic/patches-2.6.37/020-ssb_update.patch new file mode 100644 index 0000000000..718b005426 --- /dev/null +++ b/target/linux/generic/patches-2.6.37/020-ssb_update.patch @@ -0,0 +1,445 @@ +--- a/drivers/ssb/main.c ++++ b/drivers/ssb/main.c +@@ -383,6 +383,35 @@ static int ssb_device_uevent(struct devi + ssb_dev->id.revision); + } + ++#define ssb_config_attr(attrib, field, format_string) \ ++static ssize_t \ ++attrib##_show(struct device *dev, struct device_attribute *attr, char *buf) \ ++{ \ ++ return sprintf(buf, format_string, dev_to_ssb_dev(dev)->field); \ ++} ++ ++ssb_config_attr(core_num, core_index, "%u\n") ++ssb_config_attr(coreid, id.coreid, "0x%04x\n") ++ssb_config_attr(vendor, id.vendor, "0x%04x\n") ++ssb_config_attr(revision, id.revision, "%u\n") ++ssb_config_attr(irq, irq, "%u\n") ++static ssize_t ++name_show(struct device *dev, struct device_attribute *attr, char *buf) ++{ ++ return sprintf(buf, "%s\n", ++ ssb_core_name(dev_to_ssb_dev(dev)->id.coreid)); ++} ++ ++static struct device_attribute ssb_device_attrs[] = { ++ __ATTR_RO(name), ++ __ATTR_RO(core_num), ++ __ATTR_RO(coreid), ++ __ATTR_RO(vendor), ++ __ATTR_RO(revision), ++ __ATTR_RO(irq), ++ __ATTR_NULL, ++}; ++ + static struct bus_type ssb_bustype = { + .name = "ssb", + .match = ssb_bus_match, +@@ -392,6 +421,7 @@ static struct bus_type ssb_bustype = { + .suspend = ssb_device_suspend, + .resume = ssb_device_resume, + .uevent = ssb_device_uevent, ++ .dev_attrs = ssb_device_attrs, + }; + + static void ssb_buses_lock(void) +@@ -1162,10 +1192,10 @@ void ssb_device_enable(struct ssb_device + } + EXPORT_SYMBOL(ssb_device_enable); + +-/* Wait for a bit in a register to get set or unset. ++/* Wait for bitmask in a register to get set or cleared. + * timeout is in units of ten-microseconds */ +-static int ssb_wait_bit(struct ssb_device *dev, u16 reg, u32 bitmask, +- int timeout, int set) ++static int ssb_wait_bits(struct ssb_device *dev, u16 reg, u32 bitmask, ++ int timeout, int set) + { + int i; + u32 val; +@@ -1173,7 +1203,7 @@ static int ssb_wait_bit(struct ssb_devic + for (i = 0; i < timeout; i++) { + val = ssb_read32(dev, reg); + if (set) { +- if (val & bitmask) ++ if ((val & bitmask) == bitmask) + return 0; + } else { + if (!(val & bitmask)) +@@ -1190,20 +1220,38 @@ static int ssb_wait_bit(struct ssb_devic + + void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags) + { +- u32 reject; ++ u32 reject, val; + + if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET) + return; + + reject = ssb_tmslow_reject_bitmask(dev); +- ssb_write32(dev, SSB_TMSLOW, reject | SSB_TMSLOW_CLOCK); +- ssb_wait_bit(dev, SSB_TMSLOW, reject, 1000, 1); +- ssb_wait_bit(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0); +- ssb_write32(dev, SSB_TMSLOW, +- SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK | +- reject | SSB_TMSLOW_RESET | +- core_specific_flags); +- ssb_flush_tmslow(dev); ++ ++ if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_CLOCK) { ++ ssb_write32(dev, SSB_TMSLOW, reject | SSB_TMSLOW_CLOCK); ++ ssb_wait_bits(dev, SSB_TMSLOW, reject, 1000, 1); ++ ssb_wait_bits(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0); ++ ++ if (ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_INITIATOR) { ++ val = ssb_read32(dev, SSB_IMSTATE); ++ val |= SSB_IMSTATE_REJECT; ++ ssb_write32(dev, SSB_IMSTATE, val); ++ ssb_wait_bits(dev, SSB_IMSTATE, SSB_IMSTATE_BUSY, 1000, ++ 0); ++ } ++ ++ ssb_write32(dev, SSB_TMSLOW, ++ SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK | ++ reject | SSB_TMSLOW_RESET | ++ core_specific_flags); ++ ssb_flush_tmslow(dev); ++ ++ if (ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_INITIATOR) { ++ val = ssb_read32(dev, SSB_IMSTATE); ++ val &= ~SSB_IMSTATE_REJECT; ++ ssb_write32(dev, SSB_IMSTATE, val); ++ } ++ } + + ssb_write32(dev, SSB_TMSLOW, + reject | SSB_TMSLOW_RESET | +--- a/drivers/ssb/pci.c ++++ b/drivers/ssb/pci.c +@@ -406,6 +406,46 @@ static void sprom_extract_r123(struct ss + out->antenna_gain.ghz5.a3 = gain; + } + ++/* Revs 4 5 and 8 have partially shared layout */ ++static void sprom_extract_r458(struct ssb_sprom *out, const u16 *in) ++{ ++ SPEX(txpid2g[0], SSB_SPROM4_TXPID2G01, ++ SSB_SPROM4_TXPID2G0, SSB_SPROM4_TXPID2G0_SHIFT); ++ SPEX(txpid2g[1], SSB_SPROM4_TXPID2G01, ++ SSB_SPROM4_TXPID2G1, SSB_SPROM4_TXPID2G1_SHIFT); ++ SPEX(txpid2g[2], SSB_SPROM4_TXPID2G23, ++ SSB_SPROM4_TXPID2G2, SSB_SPROM4_TXPID2G2_SHIFT); ++ SPEX(txpid2g[3], SSB_SPROM4_TXPID2G23, ++ SSB_SPROM4_TXPID2G3, SSB_SPROM4_TXPID2G3_SHIFT); ++ ++ SPEX(txpid5gl[0], SSB_SPROM4_TXPID5GL01, ++ SSB_SPROM4_TXPID5GL0, SSB_SPROM4_TXPID5GL0_SHIFT); ++ SPEX(txpid5gl[1], SSB_SPROM4_TXPID5GL01, ++ SSB_SPROM4_TXPID5GL1, SSB_SPROM4_TXPID5GL1_SHIFT); ++ SPEX(txpid5gl[2], SSB_SPROM4_TXPID5GL23, ++ SSB_SPROM4_TXPID5GL2, SSB_SPROM4_TXPID5GL2_SHIFT); ++ SPEX(txpid5gl[3], SSB_SPROM4_TXPID5GL23, ++ SSB_SPROM4_TXPID5GL3, SSB_SPROM4_TXPID5GL3_SHIFT); ++ ++ SPEX(txpid5g[0], SSB_SPROM4_TXPID5G01, ++ SSB_SPROM4_TXPID5G0, SSB_SPROM4_TXPID5G0_SHIFT); ++ SPEX(txpid5g[1], SSB_SPROM4_TXPID5G01, ++ SSB_SPROM4_TXPID5G1, SSB_SPROM4_TXPID5G1_SHIFT); ++ SPEX(txpid5g[2], SSB_SPROM4_TXPID5G23, ++ SSB_SPROM4_TXPID5G2, SSB_SPROM4_TXPID5G2_SHIFT); ++ SPEX(txpid5g[3], SSB_SPROM4_TXPID5G23, ++ SSB_SPROM4_TXPID5G3, SSB_SPROM4_TXPID5G3_SHIFT); ++ ++ SPEX(txpid5gh[0], SSB_SPROM4_TXPID5GH01, ++ SSB_SPROM4_TXPID5GH0, SSB_SPROM4_TXPID5GH0_SHIFT); ++ SPEX(txpid5gh[1], SSB_SPROM4_TXPID5GH01, ++ SSB_SPROM4_TXPID5GH1, SSB_SPROM4_TXPID5GH1_SHIFT); ++ SPEX(txpid5gh[2], SSB_SPROM4_TXPID5GH23, ++ SSB_SPROM4_TXPID5GH2, SSB_SPROM4_TXPID5GH2_SHIFT); ++ SPEX(txpid5gh[3], SSB_SPROM4_TXPID5GH23, ++ SSB_SPROM4_TXPID5GH3, SSB_SPROM4_TXPID5GH3_SHIFT); ++} ++ + static void sprom_extract_r45(struct ssb_sprom *out, const u16 *in) + { + int i; +@@ -428,10 +468,14 @@ static void sprom_extract_r45(struct ssb + SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0); + SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0); + SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0); ++ SPEX(boardflags2_lo, SSB_SPROM4_BFL2LO, 0xFFFF, 0); ++ SPEX(boardflags2_hi, SSB_SPROM4_BFL2HI, 0xFFFF, 0); + } else { + SPEX(country_code, SSB_SPROM5_CCODE, 0xFFFF, 0); + SPEX(boardflags_lo, SSB_SPROM5_BFLLO, 0xFFFF, 0); + SPEX(boardflags_hi, SSB_SPROM5_BFLHI, 0xFFFF, 0); ++ SPEX(boardflags2_lo, SSB_SPROM5_BFL2LO, 0xFFFF, 0); ++ SPEX(boardflags2_hi, SSB_SPROM5_BFL2HI, 0xFFFF, 0); + } + SPEX(ant_available_a, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_A, + SSB_SPROM4_ANTAVAIL_A_SHIFT); +@@ -471,6 +515,8 @@ static void sprom_extract_r45(struct ssb + memcpy(&out->antenna_gain.ghz5, &out->antenna_gain.ghz24, + sizeof(out->antenna_gain.ghz5)); + ++ sprom_extract_r458(out, in); ++ + /* TODO - get remaining rev 4 stuff needed */ + } + +@@ -561,6 +607,8 @@ static void sprom_extract_r8(struct ssb_ + memcpy(&out->antenna_gain.ghz5, &out->antenna_gain.ghz24, + sizeof(out->antenna_gain.ghz5)); + ++ sprom_extract_r458(out, in); ++ + /* TODO - get remaining rev 8 stuff needed */ + } + +@@ -573,37 +621,34 @@ static int sprom_extract(struct ssb_bus + ssb_dprintk(KERN_DEBUG PFX "SPROM revision %d detected.\n", out->revision); + memset(out->et0mac, 0xFF, 6); /* preset et0 and et1 mac */ + memset(out->et1mac, 0xFF, 6); ++ + if ((bus->chip_id & 0xFF00) == 0x4400) { + /* Workaround: The BCM44XX chip has a stupid revision + * number stored in the SPROM. + * Always extract r1. */ + out->revision = 1; ++ ssb_dprintk(KERN_DEBUG PFX "SPROM treated as revision %d\n", out->revision); ++ } ++ ++ switch (out->revision) { ++ case 1: ++ case 2: ++ case 3: + sprom_extract_r123(out, in); +- } else if (bus->chip_id == 0x4321) { +- /* the BCM4328 has a chipid == 0x4321 and a rev 4 SPROM */ +- out->revision = 4; ++ break; ++ case 4: ++ case 5: + sprom_extract_r45(out, in); +- } else { +- switch (out->revision) { +- case 1: +- case 2: +- case 3: +- sprom_extract_r123(out, in); +- break; +- case 4: +- case 5: +- sprom_extract_r45(out, in); +- break; +- case 8: +- sprom_extract_r8(out, in); +- break; +- default: +- ssb_printk(KERN_WARNING PFX "Unsupported SPROM" +- " revision %d detected. Will extract" +- " v1\n", out->revision); +- out->revision = 1; +- sprom_extract_r123(out, in); +- } ++ break; ++ case 8: ++ sprom_extract_r8(out, in); ++ break; ++ default: ++ ssb_printk(KERN_WARNING PFX "Unsupported SPROM" ++ " revision %d detected. Will extract" ++ " v1\n", out->revision); ++ out->revision = 1; ++ sprom_extract_r123(out, in); + } + + if (out->boardflags_lo == 0xFFFF) +@@ -618,7 +663,7 @@ static int ssb_pci_sprom_get(struct ssb_ + struct ssb_sprom *sprom) + { + const struct ssb_sprom *fallback; +- int err = -ENOMEM; ++ int err; + u16 *buf; + + if (!ssb_is_sprom_available(bus)) { +@@ -645,7 +690,7 @@ static int ssb_pci_sprom_get(struct ssb_ + + buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL); + if (!buf) +- goto out; ++ return -ENOMEM; + bus->sprom_size = SSB_SPROMSIZE_WORDS_R123; + sprom_do_read(bus, buf); + err = sprom_check_crc(buf, bus->sprom_size); +@@ -655,7 +700,7 @@ static int ssb_pci_sprom_get(struct ssb_ + buf = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16), + GFP_KERNEL); + if (!buf) +- goto out; ++ return -ENOMEM; + bus->sprom_size = SSB_SPROMSIZE_WORDS_R4; + sprom_do_read(bus, buf); + err = sprom_check_crc(buf, bus->sprom_size); +@@ -677,7 +722,6 @@ static int ssb_pci_sprom_get(struct ssb_ + + out_free: + kfree(buf); +-out: + return err; + } + +--- a/drivers/ssb/pcihost_wrapper.c ++++ b/drivers/ssb/pcihost_wrapper.c +@@ -59,6 +59,7 @@ static int ssb_pcihost_probe(struct pci_ + struct ssb_bus *ssb; + int err = -ENOMEM; + const char *name; ++ u32 val; + + ssb = kzalloc(sizeof(*ssb), GFP_KERNEL); + if (!ssb) +@@ -74,6 +75,12 @@ static int ssb_pcihost_probe(struct pci_ + goto err_pci_disable; + pci_set_master(dev); + ++ /* Disable the RETRY_TIMEOUT register (0x41) to keep ++ * PCI Tx retries from interfering with C3 CPU state */ ++ pci_read_config_dword(dev, 0x40, &val); ++ if ((val & 0x0000ff00) != 0) ++ pci_write_config_dword(dev, 0x40, val & 0xffff00ff); ++ + err = ssb_bus_pcibus_register(ssb, dev); + if (err) + goto err_pci_release_regions; +--- a/drivers/ssb/scan.c ++++ b/drivers/ssb/scan.c +@@ -405,10 +405,10 @@ int ssb_bus_scan(struct ssb_bus *bus, + /* Ignore PCI cores on PCI-E cards. + * Ignore PCI-E cores on PCI cards. */ + if (dev->id.coreid == SSB_DEV_PCI) { +- if (bus->host_pci->is_pcie) ++ if (pci_is_pcie(bus->host_pci)) + continue; + } else { +- if (!bus->host_pci->is_pcie) ++ if (!pci_is_pcie(bus->host_pci)) + continue; + } + } +@@ -420,6 +420,16 @@ int ssb_bus_scan(struct ssb_bus *bus, + bus->pcicore.dev = dev; + #endif /* CONFIG_SSB_DRIVER_PCICORE */ + break; ++ case SSB_DEV_ETHERNET: ++ if (bus->bustype == SSB_BUSTYPE_PCI) { ++ if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM && ++ (bus->host_pci->device & 0xFF00) == 0x4300) { ++ /* This is a dangling ethernet core on a ++ * wireless device. Ignore it. */ ++ continue; ++ } ++ } ++ break; + default: + break; + } +--- a/include/linux/ssb/ssb.h ++++ b/include/linux/ssb/ssb.h +@@ -55,6 +55,10 @@ struct ssb_sprom { + u8 tri5gl; /* 5.2GHz TX isolation */ + u8 tri5g; /* 5.3GHz TX isolation */ + u8 tri5gh; /* 5.8GHz TX isolation */ ++ u8 txpid2g[4]; /* 2GHz TX power index */ ++ u8 txpid5gl[4]; /* 4.9 - 5.1GHz TX power index */ ++ u8 txpid5g[4]; /* 5.1 - 5.5GHz TX power index */ ++ u8 txpid5gh[4]; /* 5.5 - ...GHz TX power index */ + u8 rxpo2g; /* 2GHz RX power offset */ + u8 rxpo5g; /* 5GHz RX power offset */ + u8 rssisav2g; /* 2GHz RSSI params */ +--- a/include/linux/ssb/ssb_regs.h ++++ b/include/linux/ssb/ssb_regs.h +@@ -85,6 +85,8 @@ + #define SSB_IMSTATE_AP_RSV 0x00000030 /* Reserved */ + #define SSB_IMSTATE_IBE 0x00020000 /* In Band Error */ + #define SSB_IMSTATE_TO 0x00040000 /* Timeout */ ++#define SSB_IMSTATE_BUSY 0x01800000 /* Busy (Backplane rev >= 2.3 only) */ ++#define SSB_IMSTATE_REJECT 0x02000000 /* Reject (Backplane rev >= 2.3 only) */ + #define SSB_INTVEC 0x0F94 /* SB Interrupt Mask */ + #define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */ + #define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */ +@@ -97,7 +99,6 @@ + #define SSB_TMSLOW_RESET 0x00000001 /* Reset */ + #define SSB_TMSLOW_REJECT_22 0x00000002 /* Reject (Backplane rev 2.2) */ + #define SSB_TMSLOW_REJECT_23 0x00000004 /* Reject (Backplane rev 2.3) */ +-#define SSB_TMSLOW_PHYCLK 0x00000010 /* MAC PHY Clock Control Enable */ + #define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */ + #define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */ + #define SSB_TMSLOW_PE 0x40000000 /* Power Management Enable */ +@@ -268,6 +269,8 @@ + /* SPROM Revision 4 */ + #define SSB_SPROM4_BFLLO 0x0044 /* Boardflags (low 16 bits) */ + #define SSB_SPROM4_BFLHI 0x0046 /* Board Flags Hi */ ++#define SSB_SPROM4_BFL2LO 0x0048 /* Board flags 2 (low 16 bits) */ ++#define SSB_SPROM4_BFL2HI 0x004A /* Board flags 2 Hi */ + #define SSB_SPROM4_IL0MAC 0x004C /* 6 byte MAC address for a/b/g/n */ + #define SSB_SPROM4_CCODE 0x0052 /* Country Code (2 bytes) */ + #define SSB_SPROM4_GPIOA 0x0056 /* Gen. Purpose IO # 0 and 1 */ +@@ -299,6 +302,46 @@ + #define SSB_SPROM4_AGAIN2_SHIFT 0 + #define SSB_SPROM4_AGAIN3 0xFF00 /* Antenna 3 */ + #define SSB_SPROM4_AGAIN3_SHIFT 8 ++#define SSB_SPROM4_TXPID2G01 0x0062 /* TX Power Index 2GHz */ ++#define SSB_SPROM4_TXPID2G0 0x00FF ++#define SSB_SPROM4_TXPID2G0_SHIFT 0 ++#define SSB_SPROM4_TXPID2G1 0xFF00 ++#define SSB_SPROM4_TXPID2G1_SHIFT 8 ++#define SSB_SPROM4_TXPID2G23 0x0064 /* TX Power Index 2GHz */ ++#define SSB_SPROM4_TXPID2G2 0x00FF ++#define SSB_SPROM4_TXPID2G2_SHIFT 0 ++#define SSB_SPROM4_TXPID2G3 0xFF00 ++#define SSB_SPROM4_TXPID2G3_SHIFT 8 ++#define SSB_SPROM4_TXPID5G01 0x0066 /* TX Power Index 5GHz middle subband */ ++#define SSB_SPROM4_TXPID5G0 0x00FF ++#define SSB_SPROM4_TXPID5G0_SHIFT 0 ++#define SSB_SPROM4_TXPID5G1 0xFF00 ++#define SSB_SPROM4_TXPID5G1_SHIFT 8 ++#define SSB_SPROM4_TXPID5G23 0x0068 /* TX Power Index 5GHz middle subband */ ++#define SSB_SPROM4_TXPID5G2 0x00FF ++#define SSB_SPROM4_TXPID5G2_SHIFT 0 ++#define SSB_SPROM4_TXPID5G3 0xFF00 ++#define SSB_SPROM4_TXPID5G3_SHIFT 8 ++#define SSB_SPROM4_TXPID5GL01 0x006A /* TX Power Index 5GHz low subband */ ++#define SSB_SPROM4_TXPID5GL0 0x00FF ++#define SSB_SPROM4_TXPID5GL0_SHIFT 0 ++#define SSB_SPROM4_TXPID5GL1 0xFF00 ++#define SSB_SPROM4_TXPID5GL1_SHIFT 8 ++#define SSB_SPROM4_TXPID5GL23 0x006C /* TX Power Index 5GHz low subband */ ++#define SSB_SPROM4_TXPID5GL2 0x00FF ++#define SSB_SPROM4_TXPID5GL2_SHIFT 0 ++#define SSB_SPROM4_TXPID5GL3 0xFF00 ++#define SSB_SPROM4_TXPID5GL3_SHIFT 8 ++#define SSB_SPROM4_TXPID5GH01 0x006E /* TX Power Index 5GHz high subband */ ++#define SSB_SPROM4_TXPID5GH0 0x00FF ++#define SSB_SPROM4_TXPID5GH0_SHIFT 0 ++#define SSB_SPROM4_TXPID5GH1 0xFF00 ++#define SSB_SPROM4_TXPID5GH1_SHIFT 8 ++#define SSB_SPROM4_TXPID5GH23 0x0070 /* TX Power Index 5GHz high subband */ ++#define SSB_SPROM4_TXPID5GH2 0x00FF ++#define SSB_SPROM4_TXPID5GH2_SHIFT 0 ++#define SSB_SPROM4_TXPID5GH3 0xFF00 ++#define SSB_SPROM4_TXPID5GH3_SHIFT 8 + #define SSB_SPROM4_MAXP_BG 0x0080 /* Max Power BG in path 1 */ + #define SSB_SPROM4_MAXP_BG_MASK 0x00FF /* Mask for Max Power BG */ + #define SSB_SPROM4_ITSSI_BG 0xFF00 /* Mask for path 1 itssi_bg */ +@@ -318,6 +361,8 @@ + #define SSB_SPROM5_CCODE 0x0044 /* Country Code (2 bytes) */ + #define SSB_SPROM5_BFLLO 0x004A /* Boardflags (low 16 bits) */ + #define SSB_SPROM5_BFLHI 0x004C /* Board Flags Hi */ ++#define SSB_SPROM5_BFL2LO 0x004E /* Board flags 2 (low 16 bits) */ ++#define SSB_SPROM5_BFL2HI 0x0050 /* Board flags 2 Hi */ + #define SSB_SPROM5_IL0MAC 0x0052 /* 6 byte MAC address for a/b/g/n */ + #define SSB_SPROM5_GPIOA 0x0076 /* Gen. Purpose IO # 0 and 1 */ + #define SSB_SPROM5_GPIOA_P0 0x00FF /* Pin 0 */ |