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path: root/drivers/ssb/pci.c
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Diffstat (limited to 'drivers/ssb/pci.c')
-rw-r--r--drivers/ssb/pci.c120
1 files changed, 63 insertions, 57 deletions
diff --git a/drivers/ssb/pci.c b/drivers/ssb/pci.c
index e9d94968f394..a8dc95ebf2d6 100644
--- a/drivers/ssb/pci.c
+++ b/drivers/ssb/pci.c
@@ -56,7 +56,7 @@ int ssb_pci_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
}
return 0;
error:
- ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
+ ssb_err("Failed to switch to core %u\n", coreidx);
return -ENODEV;
}
@@ -67,10 +67,9 @@ int ssb_pci_switch_core(struct ssb_bus *bus,
unsigned long flags;
#if SSB_VERBOSE_PCICORESWITCH_DEBUG
- ssb_printk(KERN_INFO PFX
- "Switching to %s core, index %d\n",
- ssb_core_name(dev->id.coreid),
- dev->core_index);
+ ssb_info("Switching to %s core, index %d\n",
+ ssb_core_name(dev->id.coreid),
+ dev->core_index);
#endif
spin_lock_irqsave(&bus->bar_lock, flags);
@@ -231,6 +230,15 @@ static inline u8 ssb_crc8(u8 crc, u8 data)
return t[crc ^ data];
}
+static void sprom_get_mac(char *mac, const u16 *in)
+{
+ int i;
+ for (i = 0; i < 3; i++) {
+ *mac++ = in[i] >> 8;
+ *mac++ = in[i];
+ }
+}
+
static u8 ssb_sprom_crc(const u16 *sprom, u16 size)
{
int word;
@@ -278,7 +286,7 @@ static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
u32 spromctl;
u16 size = bus->sprom_size;
- ssb_printk(KERN_NOTICE PFX "Writing SPROM. Do NOT turn off the power! Please stand by...\n");
+ ssb_notice("Writing SPROM. Do NOT turn off the power! Please stand by...\n");
err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
if (err)
goto err_ctlreg;
@@ -286,17 +294,17 @@ static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
if (err)
goto err_ctlreg;
- ssb_printk(KERN_NOTICE PFX "[ 0%%");
+ ssb_notice("[ 0%%");
msleep(500);
for (i = 0; i < size; i++) {
if (i == size / 4)
- ssb_printk("25%%");
+ ssb_cont("25%%");
else if (i == size / 2)
- ssb_printk("50%%");
+ ssb_cont("50%%");
else if (i == (size * 3) / 4)
- ssb_printk("75%%");
+ ssb_cont("75%%");
else if (i % 2)
- ssb_printk(".");
+ ssb_cont(".");
writew(sprom[i], bus->mmio + bus->sprom_offset + (i * 2));
mmiowb();
msleep(20);
@@ -309,12 +317,12 @@ static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
if (err)
goto err_ctlreg;
msleep(500);
- ssb_printk("100%% ]\n");
- ssb_printk(KERN_NOTICE PFX "SPROM written.\n");
+ ssb_cont("100%% ]\n");
+ ssb_notice("SPROM written\n");
return 0;
err_ctlreg:
- ssb_printk(KERN_ERR PFX "Could not access SPROM control register.\n");
+ ssb_err("Could not access SPROM control register.\n");
return err;
}
@@ -339,10 +347,23 @@ static s8 r123_extract_antgain(u8 sprom_revision, const u16 *in,
return (s8)gain;
}
+static void sprom_extract_r23(struct ssb_sprom *out, const u16 *in)
+{
+ SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0);
+ SPEX(opo, SSB_SPROM2_OPO, SSB_SPROM2_OPO_VALUE, 0);
+ SPEX(pa1lob0, SSB_SPROM2_PA1LOB0, 0xFFFF, 0);
+ SPEX(pa1lob1, SSB_SPROM2_PA1LOB1, 0xFFFF, 0);
+ SPEX(pa1lob2, SSB_SPROM2_PA1LOB2, 0xFFFF, 0);
+ SPEX(pa1hib0, SSB_SPROM2_PA1HIB0, 0xFFFF, 0);
+ SPEX(pa1hib1, SSB_SPROM2_PA1HIB1, 0xFFFF, 0);
+ SPEX(pa1hib2, SSB_SPROM2_PA1HIB2, 0xFFFF, 0);
+ SPEX(maxpwr_ah, SSB_SPROM2_MAXP_A, SSB_SPROM2_MAXP_A_HI, 0);
+ SPEX(maxpwr_al, SSB_SPROM2_MAXP_A, SSB_SPROM2_MAXP_A_LO,
+ SSB_SPROM2_MAXP_A_LO_SHIFT);
+}
+
static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
{
- int i;
- u16 v;
u16 loc[3];
if (out->revision == 3) /* rev 3 moved MAC */
@@ -352,19 +373,10 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
loc[1] = SSB_SPROM1_ET0MAC;
loc[2] = SSB_SPROM1_ET1MAC;
}
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(loc[0]) + i];
- *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
- }
+ sprom_get_mac(out->il0mac, &in[SPOFF(loc[0])]);
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);
- }
+ sprom_get_mac(out->et0mac, &in[SPOFF(loc[1])]);
+ sprom_get_mac(out->et1mac, &in[SPOFF(loc[2])]);
}
SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0);
SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A,
@@ -372,6 +384,7 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
SPEX(et0mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0M, 14);
SPEX(et1mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1M, 15);
SPEX(board_rev, SSB_SPROM1_BINF, SSB_SPROM1_BINF_BREV, 0);
+ SPEX(board_type, SSB_SPROM1_SPID, 0xFFFF, 0);
if (out->revision == 1)
SPEX(country_code, SSB_SPROM1_BINF, SSB_SPROM1_BINF_CCODE,
SSB_SPROM1_BINF_CCODE_SHIFT);
@@ -398,8 +411,7 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
SSB_SPROM1_ITSSI_A_SHIFT);
SPEX(itssi_bg, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_BG, 0);
SPEX(boardflags_lo, SSB_SPROM1_BFLLO, 0xFFFF, 0);
- if (out->revision >= 2)
- SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0);
+
SPEX(alpha2[0], SSB_SPROM1_CCODE, 0xff00, 8);
SPEX(alpha2[1], SSB_SPROM1_CCODE, 0x00ff, 0);
@@ -410,6 +422,8 @@ static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
out->antenna_gain.a1 = r123_extract_antgain(out->revision, in,
SSB_SPROM1_AGAIN_A,
SSB_SPROM1_AGAIN_A_SHIFT);
+ if (out->revision >= 2)
+ sprom_extract_r23(out, in);
}
/* Revs 4 5 and 8 have partially shared layout */
@@ -454,23 +468,20 @@ static void sprom_extract_r458(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;
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(il0mac_offset) + i];
- *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
- }
+
+ sprom_get_mac(out->il0mac, &in[SPOFF(il0mac_offset)]);
+
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(board_rev, SSB_SPROM4_BOARDREV, 0xFFFF, 0);
+ SPEX(board_type, SSB_SPROM1_SPID, 0xFFFF, 0);
if (out->revision == 4) {
SPEX(alpha2[0], SSB_SPROM4_CCODE, 0xff00, 8);
SPEX(alpha2[1], SSB_SPROM4_CCODE, 0x00ff, 0);
@@ -530,7 +541,7 @@ static void sprom_extract_r45(struct ssb_sprom *out, const u16 *in)
static void sprom_extract_r8(struct ssb_sprom *out, const u16 *in)
{
int i;
- u16 v, o;
+ u16 o;
u16 pwr_info_offset[] = {
SSB_SROM8_PWR_INFO_CORE0, SSB_SROM8_PWR_INFO_CORE1,
SSB_SROM8_PWR_INFO_CORE2, SSB_SROM8_PWR_INFO_CORE3
@@ -539,11 +550,10 @@ static void sprom_extract_r8(struct ssb_sprom *out, const u16 *in)
ARRAY_SIZE(out->core_pwr_info));
/* extract the MAC address */
- for (i = 0; i < 3; i++) {
- v = in[SPOFF(SSB_SPROM8_IL0MAC) + i];
- *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
- }
+ sprom_get_mac(out->il0mac, &in[SPOFF(SSB_SPROM8_IL0MAC)]);
+
SPEX(board_rev, SSB_SPROM8_BOARDREV, 0xFFFF, 0);
+ SPEX(board_type, SSB_SPROM1_SPID, 0xFFFF, 0);
SPEX(alpha2[0], SSB_SPROM8_CCODE, 0xff00, 8);
SPEX(alpha2[1], SSB_SPROM8_CCODE, 0x00ff, 0);
SPEX(boardflags_lo, SSB_SPROM8_BFLLO, 0xFFFF, 0);
@@ -743,7 +753,7 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
memset(out, 0, sizeof(*out));
out->revision = in[size - 1] & 0x00FF;
- ssb_dprintk(KERN_DEBUG PFX "SPROM revision %d detected.\n", out->revision);
+ ssb_dbg("SPROM revision %d detected\n", out->revision);
memset(out->et0mac, 0xFF, 6); /* preset et0 and et1 mac */
memset(out->et1mac, 0xFF, 6);
@@ -752,7 +762,7 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
* number stored in the SPROM.
* Always extract r1. */
out->revision = 1;
- ssb_dprintk(KERN_DEBUG PFX "SPROM treated as revision %d\n", out->revision);
+ ssb_dbg("SPROM treated as revision %d\n", out->revision);
}
switch (out->revision) {
@@ -769,9 +779,8 @@ static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
sprom_extract_r8(out, in);
break;
default:
- ssb_printk(KERN_WARNING PFX "Unsupported SPROM"
- " revision %d detected. Will extract"
- " v1\n", out->revision);
+ ssb_warn("Unsupported SPROM revision %d detected. Will extract v1\n",
+ out->revision);
out->revision = 1;
sprom_extract_r123(out, in);
}
@@ -791,7 +800,7 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus,
u16 *buf;
if (!ssb_is_sprom_available(bus)) {
- ssb_printk(KERN_ERR PFX "No SPROM available!\n");
+ ssb_err("No SPROM available!\n");
return -ENODEV;
}
if (bus->chipco.dev) { /* can be unavailable! */
@@ -810,7 +819,7 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus,
} else {
bus->sprom_offset = SSB_SPROM_BASE1;
}
- ssb_dprintk(KERN_INFO PFX "SPROM offset is 0x%x\n", bus->sprom_offset);
+ ssb_dbg("SPROM offset is 0x%x\n", bus->sprom_offset);
buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL);
if (!buf)
@@ -835,18 +844,15 @@ static int ssb_pci_sprom_get(struct ssb_bus *bus,
* available for this device in some other storage */
err = ssb_fill_sprom_with_fallback(bus, sprom);
if (err) {
- ssb_printk(KERN_WARNING PFX "WARNING: Using"
- " fallback SPROM failed (err %d)\n",
- err);
+ ssb_warn("WARNING: Using fallback SPROM failed (err %d)\n",
+ err);
} else {
- ssb_dprintk(KERN_DEBUG PFX "Using SPROM"
- " revision %d provided by"
- " platform.\n", sprom->revision);
+ ssb_dbg("Using SPROM revision %d provided by platform\n",
+ sprom->revision);
err = 0;
goto out_free;
}
- ssb_printk(KERN_WARNING PFX "WARNING: Invalid"
- " SPROM CRC (corrupt SPROM)\n");
+ ssb_warn("WARNING: Invalid SPROM CRC (corrupt SPROM)\n");
}
}
err = sprom_extract(bus, sprom, buf, bus->sprom_size);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.