summaryrefslogtreecommitdiffstats
path: root/drivers/ssb
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ssb')
-rw-r--r--drivers/ssb/pcmcia.c232
1 files changed, 118 insertions, 114 deletions
diff --git a/drivers/ssb/pcmcia.c b/drivers/ssb/pcmcia.c
index 100e7a5c5ea..e72f4046a5e 100644
--- a/drivers/ssb/pcmcia.c
+++ b/drivers/ssb/pcmcia.c
@@ -617,136 +617,140 @@ static int ssb_pcmcia_sprom_check_crc(const u16 *sprom, size_t size)
} \
} while (0)
-int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
- struct ssb_init_invariants *iv)
+static int ssb_pcmcia_get_mac(struct pcmcia_device *p_dev,
+ tuple_t *tuple,
+ void *priv)
{
- tuple_t tuple;
- int res;
- unsigned char buf[32];
+ struct ssb_sprom *sprom = priv;
+
+ if (tuple->TupleData[0] != CISTPL_FUNCE_LAN_NODE_ID)
+ return -EINVAL;
+ if (tuple->TupleDataLen != ETH_ALEN + 2)
+ return -EINVAL;
+ if (tuple->TupleData[1] != ETH_ALEN)
+ return -EINVAL;
+ memcpy(sprom->il0mac, &tuple->TupleData[2], ETH_ALEN);
+ return 0;
+};
+
+static int ssb_pcmcia_do_get_invariants(struct pcmcia_device *p_dev,
+ tuple_t *tuple,
+ void *priv)
+{
+ struct ssb_init_invariants *iv = priv;
struct ssb_sprom *sprom = &iv->sprom;
struct ssb_boardinfo *bi = &iv->boardinfo;
const char *error_description;
+ GOTO_ERROR_ON(tuple->TupleDataLen < 1, "VEN tpl < 1");
+ switch (tuple->TupleData[0]) {
+ case SSB_PCMCIA_CIS_ID:
+ GOTO_ERROR_ON((tuple->TupleDataLen != 5) &&
+ (tuple->TupleDataLen != 7),
+ "id tpl size");
+ bi->vendor = tuple->TupleData[1] |
+ ((u16)tuple->TupleData[2] << 8);
+ break;
+ case SSB_PCMCIA_CIS_BOARDREV:
+ GOTO_ERROR_ON(tuple->TupleDataLen != 2,
+ "boardrev tpl size");
+ sprom->board_rev = tuple->TupleData[1];
+ break;
+ case SSB_PCMCIA_CIS_PA:
+ GOTO_ERROR_ON((tuple->TupleDataLen != 9) &&
+ (tuple->TupleDataLen != 10),
+ "pa tpl size");
+ sprom->pa0b0 = tuple->TupleData[1] |
+ ((u16)tuple->TupleData[2] << 8);
+ sprom->pa0b1 = tuple->TupleData[3] |
+ ((u16)tuple->TupleData[4] << 8);
+ sprom->pa0b2 = tuple->TupleData[5] |
+ ((u16)tuple->TupleData[6] << 8);
+ sprom->itssi_a = tuple->TupleData[7];
+ sprom->itssi_bg = tuple->TupleData[7];
+ sprom->maxpwr_a = tuple->TupleData[8];
+ sprom->maxpwr_bg = tuple->TupleData[8];
+ break;
+ case SSB_PCMCIA_CIS_OEMNAME:
+ /* We ignore this. */
+ break;
+ case SSB_PCMCIA_CIS_CCODE:
+ GOTO_ERROR_ON(tuple->TupleDataLen != 2,
+ "ccode tpl size");
+ sprom->country_code = tuple->TupleData[1];
+ break;
+ case SSB_PCMCIA_CIS_ANTENNA:
+ GOTO_ERROR_ON(tuple->TupleDataLen != 2,
+ "ant tpl size");
+ sprom->ant_available_a = tuple->TupleData[1];
+ sprom->ant_available_bg = tuple->TupleData[1];
+ break;
+ case SSB_PCMCIA_CIS_ANTGAIN:
+ GOTO_ERROR_ON(tuple->TupleDataLen != 2,
+ "antg tpl size");
+ sprom->antenna_gain.ghz24.a0 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz24.a1 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz24.a2 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz24.a3 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz5.a0 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz5.a1 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz5.a2 = tuple->TupleData[1];
+ sprom->antenna_gain.ghz5.a3 = tuple->TupleData[1];
+ break;
+ case SSB_PCMCIA_CIS_BFLAGS:
+ GOTO_ERROR_ON((tuple->TupleDataLen != 3) &&
+ (tuple->TupleDataLen != 5),
+ "bfl tpl size");
+ sprom->boardflags_lo = tuple->TupleData[1] |
+ ((u16)tuple->TupleData[2] << 8);
+ break;
+ case SSB_PCMCIA_CIS_LEDS:
+ GOTO_ERROR_ON(tuple->TupleDataLen != 5,
+ "leds tpl size");
+ sprom->gpio0 = tuple->TupleData[1];
+ sprom->gpio1 = tuple->TupleData[2];
+ sprom->gpio2 = tuple->TupleData[3];
+ sprom->gpio3 = tuple->TupleData[4];
+ break;
+ }
+ return -ENOSPC; /* continue with next entry */
+
+error:
+ ssb_printk(KERN_ERR PFX
+ "PCMCIA: Failed to fetch device invariants: %s\n",
+ error_description);
+ return -ENODEV;
+}
+
+
+int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv)
+{
+ struct ssb_sprom *sprom = &iv->sprom;
+ int res;
+
memset(sprom, 0xFF, sizeof(*sprom));
sprom->revision = 1;
sprom->boardflags_lo = 0;
sprom->boardflags_hi = 0;
/* First fetch the MAC address. */
- memset(&tuple, 0, sizeof(tuple));
- tuple.DesiredTuple = CISTPL_FUNCE;
- tuple.TupleData = buf;
- tuple.TupleDataMax = sizeof(buf);
- res = pcmcia_get_first_tuple(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "MAC first tpl");
- res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "MAC first tpl data");
- while (1) {
- GOTO_ERROR_ON(tuple.TupleDataLen < 1, "MAC tpl < 1");
- if (tuple.TupleData[0] == CISTPL_FUNCE_LAN_NODE_ID)
- break;
- res = pcmcia_get_next_tuple(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "MAC next tpl");
- res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "MAC next tpl data");
+ res = pcmcia_loop_tuple(bus->host_pcmcia, CISTPL_FUNCE,
+ ssb_pcmcia_get_mac, sprom);
+ if (res != 0) {
+ ssb_printk(KERN_ERR PFX
+ "PCMCIA: Failed to fetch MAC address\n");
+ return -ENODEV;
}
- GOTO_ERROR_ON(tuple.TupleDataLen != ETH_ALEN + 2, "MAC tpl size");
- memcpy(sprom->il0mac, &tuple.TupleData[2], ETH_ALEN);
/* Fetch the vendor specific tuples. */
- memset(&tuple, 0, sizeof(tuple));
- tuple.DesiredTuple = SSB_PCMCIA_CIS;
- tuple.TupleData = buf;
- tuple.TupleDataMax = sizeof(buf);
- res = pcmcia_get_first_tuple(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "VEN first tpl");
- res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "VEN first tpl data");
- while (1) {
- GOTO_ERROR_ON(tuple.TupleDataLen < 1, "VEN tpl < 1");
- switch (tuple.TupleData[0]) {
- case SSB_PCMCIA_CIS_ID:
- GOTO_ERROR_ON((tuple.TupleDataLen != 5) &&
- (tuple.TupleDataLen != 7),
- "id tpl size");
- bi->vendor = tuple.TupleData[1] |
- ((u16)tuple.TupleData[2] << 8);
- break;
- case SSB_PCMCIA_CIS_BOARDREV:
- GOTO_ERROR_ON(tuple.TupleDataLen != 2,
- "boardrev tpl size");
- sprom->board_rev = tuple.TupleData[1];
- break;
- case SSB_PCMCIA_CIS_PA:
- GOTO_ERROR_ON((tuple.TupleDataLen != 9) &&
- (tuple.TupleDataLen != 10),
- "pa tpl size");
- sprom->pa0b0 = tuple.TupleData[1] |
- ((u16)tuple.TupleData[2] << 8);
- sprom->pa0b1 = tuple.TupleData[3] |
- ((u16)tuple.TupleData[4] << 8);
- sprom->pa0b2 = tuple.TupleData[5] |
- ((u16)tuple.TupleData[6] << 8);
- sprom->itssi_a = tuple.TupleData[7];
- sprom->itssi_bg = tuple.TupleData[7];
- sprom->maxpwr_a = tuple.TupleData[8];
- sprom->maxpwr_bg = tuple.TupleData[8];
- break;
- case SSB_PCMCIA_CIS_OEMNAME:
- /* We ignore this. */
- break;
- case SSB_PCMCIA_CIS_CCODE:
- GOTO_ERROR_ON(tuple.TupleDataLen != 2,
- "ccode tpl size");
- sprom->country_code = tuple.TupleData[1];
- break;
- case SSB_PCMCIA_CIS_ANTENNA:
- GOTO_ERROR_ON(tuple.TupleDataLen != 2,
- "ant tpl size");
- sprom->ant_available_a = tuple.TupleData[1];
- sprom->ant_available_bg = tuple.TupleData[1];
- break;
- case SSB_PCMCIA_CIS_ANTGAIN:
- GOTO_ERROR_ON(tuple.TupleDataLen != 2,
- "antg tpl size");
- sprom->antenna_gain.ghz24.a0 = tuple.TupleData[1];
- sprom->antenna_gain.ghz24.a1 = tuple.TupleData[1];
- sprom->antenna_gain.ghz24.a2 = tuple.TupleData[1];
- sprom->antenna_gain.ghz24.a3 = tuple.TupleData[1];
- sprom->antenna_gain.ghz5.a0 = tuple.TupleData[1];
- sprom->antenna_gain.ghz5.a1 = tuple.TupleData[1];
- sprom->antenna_gain.ghz5.a2 = tuple.TupleData[1];
- sprom->antenna_gain.ghz5.a3 = tuple.TupleData[1];
- break;
- case SSB_PCMCIA_CIS_BFLAGS:
- GOTO_ERROR_ON((tuple.TupleDataLen != 3) &&
- (tuple.TupleDataLen != 5),
- "bfl tpl size");
- sprom->boardflags_lo = tuple.TupleData[1] |
- ((u16)tuple.TupleData[2] << 8);
- break;
- case SSB_PCMCIA_CIS_LEDS:
- GOTO_ERROR_ON(tuple.TupleDataLen != 5,
- "leds tpl size");
- sprom->gpio0 = tuple.TupleData[1];
- sprom->gpio1 = tuple.TupleData[2];
- sprom->gpio2 = tuple.TupleData[3];
- sprom->gpio3 = tuple.TupleData[4];
- break;
- }
- res = pcmcia_get_next_tuple(bus->host_pcmcia, &tuple);
- if (res == -ENOSPC)
- break;
- GOTO_ERROR_ON(res != 0, "VEN next tpl");
- res = pcmcia_get_tuple_data(bus->host_pcmcia, &tuple);
- GOTO_ERROR_ON(res != 0, "VEN next tpl data");
- }
+ res = pcmcia_loop_tuple(bus->host_pcmcia, SSB_PCMCIA_CIS,
+ ssb_pcmcia_do_get_invariants, sprom);
+ if ((res == 0) || (res == -ENOSPC))
+ return 0;
- return 0;
-error:
ssb_printk(KERN_ERR PFX
- "PCMCIA: Failed to fetch device invariants: %s\n",
- error_description);
+ "PCMCIA: Failed to fetch device invariants\n");
return -ENODEV;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-18 11:02:01 +0000