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Diffstat (limited to 'drivers/ssb')
-rw-r--r--drivers/ssb/main.c9
-rw-r--r--drivers/ssb/pci.c84
2 files changed, 58 insertions, 35 deletions
diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c
index d831a2beff3..0ffabf5c0b6 100644
--- a/drivers/ssb/main.c
+++ b/drivers/ssb/main.c
@@ -471,6 +471,7 @@ static int ssb_devices_register(struct ssb_bus *bus)
#endif
break;
case SSB_BUSTYPE_SSB:
+ dev->dma_mask = &dev->coherent_dma_mask;
break;
}
@@ -1165,15 +1166,19 @@ EXPORT_SYMBOL(ssb_dma_translation);
int ssb_dma_set_mask(struct ssb_device *dev, u64 mask)
{
+#ifdef CONFIG_SSB_PCIHOST
int err;
+#endif
switch (dev->bus->bustype) {
case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
err = pci_set_dma_mask(dev->bus->host_pci, mask);
if (err)
return err;
err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask);
return err;
+#endif
case SSB_BUSTYPE_SSB:
return dma_set_mask(dev->dev, mask);
default:
@@ -1188,6 +1193,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size,
{
switch (dev->bus->bustype) {
case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
if (gfp_flags & GFP_DMA) {
/* Workaround: The PCI API does not support passing
* a GFP flag. */
@@ -1195,6 +1201,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size,
size, dma_handle, gfp_flags);
}
return pci_alloc_consistent(dev->bus->host_pci, size, dma_handle);
+#endif
case SSB_BUSTYPE_SSB:
return dma_alloc_coherent(dev->dev, size, dma_handle, gfp_flags);
default:
@@ -1210,6 +1217,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size,
{
switch (dev->bus->bustype) {
case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
if (gfp_flags & GFP_DMA) {
/* Workaround: The PCI API does not support passing
* a GFP flag. */
@@ -1220,6 +1228,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size,
pci_free_consistent(dev->bus->host_pci, size,
vaddr, dma_handle);
return;
+#endif
case SSB_BUSTYPE_SSB:
dma_free_coherent(dev->dev, size, vaddr, dma_handle);
return;
diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index f883dcfffe0..d5cde051806 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -327,11 +327,9 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
s8 gain;
u16 loc[3];
- if (out->revision == 3) { /* rev 3 moved MAC */
+ if (out->revision == 3) /* rev 3 moved MAC */
loc[0] = SSB_SPROM3_IL0MAC;
- loc[1] = SSB_SPROM3_ET0MAC;
- loc[2] = SSB_SPROM3_ET1MAC;
- } else {
+ else {
loc[0] = SSB_SPROM1_IL0MAC;
loc[1] = SSB_SPROM1_ET0MAC;
loc[2] = SSB_SPROM1_ET1MAC;
@@ -340,13 +338,15 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
v = in[SPOFF(loc[0]) + i];
*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
}
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(loc[1]) + i];
- *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(loc[2]) + i];
- *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
+ if (out->revision < 3) { /* only rev 1-2 have et0, et1 */
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(loc[1]) + i];
+ *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
+ }
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(loc[2]) + i];
+ *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
+ }
}
SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0);
SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A,
@@ -399,30 +399,33 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
out->antenna_gain.ghz5.a3 = gain;
}
-static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
+static void sprom_extract_r45(struct ssb_sprom *out, const u16 *in)
{
int i;
u16 v;
+ u16 il0mac_offset;
- /* extract the equivalent of the r1 variables */
+ if (out->revision == 4)
+ il0mac_offset = SSB_SPROM4_IL0MAC;
+ else
+ il0mac_offset = SSB_SPROM5_IL0MAC;
+ /* extract the MAC address */
for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM4_IL0MAC) + i];
+ v = in[SPOFF(il0mac_offset) + i];
*(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
}
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM4_ET0MAC) + i];
- *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
- }
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM4_ET1MAC) + i];
- *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
- }
SPEX(et0phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET0A, 0);
SPEX(et1phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET1A,
SSB_SPROM4_ETHPHY_ET1A_SHIFT);
- SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
- SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
- SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0);
+ if (out->revision == 4) {
+ SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
+ SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
+ SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 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(ant_available_a, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_A,
SSB_SPROM4_ANTAVAIL_A_SHIFT);
SPEX(ant_available_bg, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_BG,
@@ -433,12 +436,21 @@ static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
SPEX(maxpwr_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_MAXP_A_MASK, 0);
SPEX(itssi_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_ITSSI_A,
SSB_SPROM4_ITSSI_A_SHIFT);
- SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
- SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
- SSB_SPROM4_GPIOA_P1_SHIFT);
- SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
- SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
- SSB_SPROM4_GPIOB_P3_SHIFT);
+ if (out->revision == 4) {
+ SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
+ SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
+ SSB_SPROM4_GPIOA_P1_SHIFT);
+ SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
+ SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
+ SSB_SPROM4_GPIOB_P3_SHIFT);
+ } else {
+ SPEX(gpio0, SSB_SPROM5_GPIOA, SSB_SPROM5_GPIOA_P0, 0);
+ SPEX(gpio1, SSB_SPROM5_GPIOA, SSB_SPROM5_GPIOA_P1,
+ SSB_SPROM5_GPIOA_P1_SHIFT);
+ SPEX(gpio2, SSB_SPROM5_GPIOB, SSB_SPROM5_GPIOB_P2, 0);
+ SPEX(gpio3, SSB_SPROM5_GPIOB, SSB_SPROM5_GPIOB_P3,
+ SSB_SPROM5_GPIOB_P3_SHIFT);
+ }
/* Extract the antenna gain values. */
SPEX(antenna_gain.ghz24.a0, SSB_SPROM4_AGAIN01,
@@ -462,6 +474,8 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
out->revision = in[size - 1] & 0x00FF;
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.
@@ -471,16 +485,16 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
} else if (bus->chip_id == 0x4321) {
/* the BCM4328 has a chipid == 0x4321 and a rev 4 SPROM */
out->revision = 4;
- sprom_extract_r4(out, in);
+ sprom_extract_r45(out, in);
} else {
if (out->revision == 0)
goto unsupported;
if (out->revision >= 1 && out->revision <= 3) {
sprom_extract_r123(out, in);
}
- if (out->revision == 4)
- sprom_extract_r4(out, in);
- if (out->revision >= 5)
+ if (out->revision == 4 || out->revision == 5)
+ sprom_extract_r45(out, in);
+ if (out->revision > 5)
goto unsupported;
}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-15 21:04:34 +0000