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提交 a2d1a42a 编写于 作者: D David Kilroy 提交者： John W. Linville
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orinoco: Move firmware capability determination into hw.c 

This is part of refactorring the initialisation code so that we can load
the firmware before registerring with netdev.
Signed-off-by: NDavid Kilroy <kilroyd@googlemail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 27bea66c
隐藏空白更改
内联 并排
Showing with 219 addition and 216 deletion
drivers/net/wireless/orinoco/hw.c
浏览文件 @ a2d1a42a
...@@ -13,6 +13,8 @@ ...@@ -13,6 +13,8 @@
#include "hw.h" #include "hw.h"
#define SYMBOL_MAX_VER_LEN (14)
/********************************************************************/ /********************************************************************/
/* Data tables */ /* Data tables */
/********************************************************************/ /********************************************************************/
...@@ -36,6 +38,220 @@ static const struct { ...@@ -36,6 +38,220 @@ static const struct {
}; };
#define BITRATE_TABLE_SIZE ARRAY_SIZE(bitrate_table) #define BITRATE_TABLE_SIZE ARRAY_SIZE(bitrate_table)
/* Firmware version encoding */
struct comp_id {
u16 id, variant, major, minor;
} __attribute__ ((packed));
static inline fwtype_t determine_firmware_type(struct comp_id *nic_id)
{
if (nic_id->id < 0x8000)
return FIRMWARE_TYPE_AGERE;
else if (nic_id->id == 0x8000 && nic_id->major == 0)
return FIRMWARE_TYPE_SYMBOL;
else
return FIRMWARE_TYPE_INTERSIL;
}
/* Set priv->firmware type, determine firmware properties */
int determine_fw_capabilities(struct orinoco_private *priv)
{
struct net_device *dev = priv->ndev;
hermes_t *hw = &priv->hw;
int err;
struct comp_id nic_id, sta_id;
unsigned int firmver;
char tmp[SYMBOL_MAX_VER_LEN+1] __attribute__((aligned(2)));
/* Get the hardware version */
err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_NICID, &nic_id);
if (err) {
printk(KERN_ERR "%s: Cannot read hardware identity: error %d\n",
dev->name, err);
return err;
}
le16_to_cpus(&nic_id.id);
le16_to_cpus(&nic_id.variant);
le16_to_cpus(&nic_id.major);
le16_to_cpus(&nic_id.minor);
printk(KERN_DEBUG "%s: Hardware identity %04x:%04x:%04x:%04x\n",
dev->name, nic_id.id, nic_id.variant,
nic_id.major, nic_id.minor);
priv->firmware_type = determine_firmware_type(&nic_id);
/* Get the firmware version */
err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_STAID, &sta_id);
if (err) {
printk(KERN_ERR "%s: Cannot read station identity: error %d\n",
dev->name, err);
return err;
}
le16_to_cpus(&sta_id.id);
le16_to_cpus(&sta_id.variant);
le16_to_cpus(&sta_id.major);
le16_to_cpus(&sta_id.minor);
printk(KERN_DEBUG "%s: Station identity %04x:%04x:%04x:%04x\n",
dev->name, sta_id.id, sta_id.variant,
sta_id.major, sta_id.minor);
switch (sta_id.id) {
case 0x15:
printk(KERN_ERR "%s: Primary firmware is active\n",
dev->name);
return -ENODEV;
case 0x14b:
printk(KERN_ERR "%s: Tertiary firmware is active\n",
dev->name);
return -ENODEV;
case 0x1f: /* Intersil, Agere, Symbol Spectrum24 */
case 0x21: /* Symbol Spectrum24 Trilogy */
break;
default:
printk(KERN_NOTICE "%s: Unknown station ID, please report\n",
dev->name);
break;
}
/* Default capabilities */
priv->has_sensitivity = 1;
priv->has_mwo = 0;
priv->has_preamble = 0;
priv->has_port3 = 1;
priv->has_ibss = 1;
priv->has_wep = 0;
priv->has_big_wep = 0;
priv->has_alt_txcntl = 0;
priv->has_ext_scan = 0;
priv->has_wpa = 0;
priv->do_fw_download = 0;
/* Determine capabilities from the firmware version */
switch (priv->firmware_type) {
case FIRMWARE_TYPE_AGERE:
/* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout,
ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */
snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
"Lucent/Agere %d.%02d", sta_id.major, sta_id.minor);
firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor;
priv->has_ibss = (firmver >= 0x60006);
priv->has_wep = (firmver >= 0x40020);
priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell
Gold cards from the others? */
priv->has_mwo = (firmver >= 0x60000);
priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */
priv->ibss_port = 1;
priv->has_hostscan = (firmver >= 0x8000a);
priv->do_fw_download = 1;
priv->broken_monitor = (firmver >= 0x80000);
priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */
priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */
priv->has_wpa = (firmver >= 0x9002a);
/* Tested with Agere firmware :
* 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II
* Tested CableTron firmware : 4.32 => Anton */
break;
case FIRMWARE_TYPE_SYMBOL:
/* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */
/* Intel MAC : 00:02:B3:* */
/* 3Com MAC : 00:50:DA:* */
memset(tmp, 0, sizeof(tmp));
/* Get the Symbol firmware version */
err = hermes_read_ltv(hw, USER_BAP,
HERMES_RID_SECONDARYVERSION_SYMBOL,
SYMBOL_MAX_VER_LEN, NULL, &tmp);
if (err) {
printk(KERN_WARNING
"%s: Error %d reading Symbol firmware info. "
"Wildly guessing capabilities...\n",
dev->name, err);
firmver = 0;
tmp[0] = '\0';
} else {
/* The firmware revision is a string, the format is
* something like : "V2.20-01".
* Quick and dirty parsing... - Jean II
*/
firmver = ((tmp[1] - '0') << 16)
| ((tmp[3] - '0') << 12)
| ((tmp[4] - '0') << 8)
| ((tmp[6] - '0') << 4)
| (tmp[7] - '0');
tmp[SYMBOL_MAX_VER_LEN] = '\0';
}
snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
"Symbol %s", tmp);
priv->has_ibss = (firmver >= 0x20000);
priv->has_wep = (firmver >= 0x15012);
priv->has_big_wep = (firmver >= 0x20000);
priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) ||
(firmver >= 0x29000 && firmver < 0x30000) ||
firmver >= 0x31000;
priv->has_preamble = (firmver >= 0x20000);
priv->ibss_port = 4;
/* Symbol firmware is found on various cards, but
* there has been no attempt to check firmware
* download on non-spectrum_cs based cards.
*
* Given that the Agere firmware download works
* differently, we should avoid doing a firmware
* download with the Symbol algorithm on non-spectrum
* cards.
*
* For now we can identify a spectrum_cs based card
* because it has a firmware reset function.
*/
priv->do_fw_download = (priv->stop_fw != NULL);
priv->broken_disableport = (firmver == 0x25013) ||
(firmver >= 0x30000 && firmver <= 0x31000);
priv->has_hostscan = (firmver >= 0x31001) ||
(firmver >= 0x29057 && firmver < 0x30000);
/* Tested with Intel firmware : 0x20015 => Jean II */
/* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */
break;
case FIRMWARE_TYPE_INTERSIL:
/* D-Link, Linksys, Adtron, ZoomAir, and many others...
* Samsung, Compaq 100/200 and Proxim are slightly
* different and less well tested */
/* D-Link MAC : 00:40:05:* */
/* Addtron MAC : 00:90:D1:* */
snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
"Intersil %d.%d.%d", sta_id.major, sta_id.minor,
sta_id.variant);
firmver = ((unsigned long)sta_id.major << 16) |
((unsigned long)sta_id.minor << 8) | sta_id.variant;
priv->has_ibss = (firmver >= 0x000700); /* FIXME */
priv->has_big_wep = priv->has_wep = (firmver >= 0x000800);
priv->has_pm = (firmver >= 0x000700);
priv->has_hostscan = (firmver >= 0x010301);
if (firmver >= 0x000800)
priv->ibss_port = 0;
else {
printk(KERN_NOTICE "%s: Intersil firmware earlier "
"than v0.8.x - several features not supported\n",
dev->name);
priv->ibss_port = 1;
}
break;
}
printk(KERN_DEBUG "%s: Firmware determined as %s\n", dev->name,
priv->fw_name);
return 0;
}
int orinoco_get_bitratemode(int bitrate, int automatic) int orinoco_get_bitratemode(int bitrate, int automatic)
{ {
int ratemode = -1; int ratemode = -1;
......
drivers/net/wireless/orinoco/hw.h
浏览文件 @ a2d1a42a
...@@ -23,6 +23,7 @@ ...@@ -23,6 +23,7 @@
struct orinoco_private; struct orinoco_private;
struct dev_addr_list; struct dev_addr_list;
int determine_fw_capabilities(struct orinoco_private *priv);
int orinoco_get_bitratemode(int bitrate, int automatic); int orinoco_get_bitratemode(int bitrate, int automatic);
void orinoco_get_ratemode_cfg(int ratemode, int *bitrate, int *automatic); void orinoco_get_ratemode_cfg(int ratemode, int *bitrate, int *automatic);
......
drivers/net/wireless/orinoco/main.c
浏览文件 @ a2d1a42a
...@@ -142,7 +142,6 @@ static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00}; ...@@ -142,7 +142,6 @@ static const u8 encaps_hdr[] = {0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00};
#define ORINOCO_MIN_MTU 256 #define ORINOCO_MIN_MTU 256
#define ORINOCO_MAX_MTU (IEEE80211_MAX_DATA_LEN - ENCAPS_OVERHEAD) #define ORINOCO_MAX_MTU (IEEE80211_MAX_DATA_LEN - ENCAPS_OVERHEAD)
#define SYMBOL_MAX_VER_LEN (14)
#define MAX_IRQLOOPS_PER_IRQ 10 #define MAX_IRQLOOPS_PER_IRQ 10
#define MAX_IRQLOOPS_PER_JIFFY (20000/HZ) /* Based on a guestimate of #define MAX_IRQLOOPS_PER_JIFFY (20000/HZ) /* Based on a guestimate of
* how many events the * how many events the
...@@ -2096,219 +2095,6 @@ static void orinoco_unregister_pm_notifier(struct orinoco_private *priv) ...@@ -2096,219 +2095,6 @@ static void orinoco_unregister_pm_notifier(struct orinoco_private *priv)
/* Initialization */ /* Initialization */
/********************************************************************/ /********************************************************************/
struct comp_id {
u16 id, variant, major, minor;
} __attribute__ ((packed));
static inline fwtype_t determine_firmware_type(struct comp_id *nic_id)
{
if (nic_id->id < 0x8000)
return FIRMWARE_TYPE_AGERE;
else if (nic_id->id == 0x8000 && nic_id->major == 0)
return FIRMWARE_TYPE_SYMBOL;
else
return FIRMWARE_TYPE_INTERSIL;
}
/* Set priv->firmware type, determine firmware properties */
static int determine_firmware(struct net_device *dev)
{
struct orinoco_private *priv = netdev_priv(dev);
hermes_t *hw = &priv->hw;
int err;
struct comp_id nic_id, sta_id;
unsigned int firmver;
char tmp[SYMBOL_MAX_VER_LEN+1] __attribute__((aligned(2)));
/* Get the hardware version */
err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_NICID, &nic_id);
if (err) {
printk(KERN_ERR "%s: Cannot read hardware identity: error %d\n",
dev->name, err);
return err;
}
le16_to_cpus(&nic_id.id);
le16_to_cpus(&nic_id.variant);
le16_to_cpus(&nic_id.major);
le16_to_cpus(&nic_id.minor);
printk(KERN_DEBUG "%s: Hardware identity %04x:%04x:%04x:%04x\n",
dev->name, nic_id.id, nic_id.variant,
nic_id.major, nic_id.minor);
priv->firmware_type = determine_firmware_type(&nic_id);
/* Get the firmware version */
err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_STAID, &sta_id);
if (err) {
printk(KERN_ERR "%s: Cannot read station identity: error %d\n",
dev->name, err);
return err;
}
le16_to_cpus(&sta_id.id);
le16_to_cpus(&sta_id.variant);
le16_to_cpus(&sta_id.major);
le16_to_cpus(&sta_id.minor);
printk(KERN_DEBUG "%s: Station identity %04x:%04x:%04x:%04x\n",
dev->name, sta_id.id, sta_id.variant,
sta_id.major, sta_id.minor);
switch (sta_id.id) {
case 0x15:
printk(KERN_ERR "%s: Primary firmware is active\n",
dev->name);
return -ENODEV;
case 0x14b:
printk(KERN_ERR "%s: Tertiary firmware is active\n",
dev->name);
return -ENODEV;
case 0x1f: /* Intersil, Agere, Symbol Spectrum24 */
case 0x21: /* Symbol Spectrum24 Trilogy */
break;
default:
printk(KERN_NOTICE "%s: Unknown station ID, please report\n",
dev->name);
break;
}
/* Default capabilities */
priv->has_sensitivity = 1;
priv->has_mwo = 0;
priv->has_preamble = 0;
priv->has_port3 = 1;
priv->has_ibss = 1;
priv->has_wep = 0;
priv->has_big_wep = 0;
priv->has_alt_txcntl = 0;
priv->has_ext_scan = 0;
priv->has_wpa = 0;
priv->do_fw_download = 0;
/* Determine capabilities from the firmware version */
switch (priv->firmware_type) {
case FIRMWARE_TYPE_AGERE:
/* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout,
ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */
snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
"Lucent/Agere %d.%02d", sta_id.major, sta_id.minor);
firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor;
priv->has_ibss = (firmver >= 0x60006);
priv->has_wep = (firmver >= 0x40020);
priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell
Gold cards from the others? */
priv->has_mwo = (firmver >= 0x60000);
priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */
priv->ibss_port = 1;
priv->has_hostscan = (firmver >= 0x8000a);
priv->do_fw_download = 1;
priv->broken_monitor = (firmver >= 0x80000);
priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */
priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */
priv->has_wpa = (firmver >= 0x9002a);
/* Tested with Agere firmware :
* 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II
* Tested CableTron firmware : 4.32 => Anton */
break;
case FIRMWARE_TYPE_SYMBOL:
/* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */
/* Intel MAC : 00:02:B3:* */
/* 3Com MAC : 00:50:DA:* */
memset(tmp, 0, sizeof(tmp));
/* Get the Symbol firmware version */
err = hermes_read_ltv(hw, USER_BAP,
HERMES_RID_SECONDARYVERSION_SYMBOL,
SYMBOL_MAX_VER_LEN, NULL, &tmp);
if (err) {
printk(KERN_WARNING
"%s: Error %d reading Symbol firmware info. "
"Wildly guessing capabilities...\n",
dev->name, err);
firmver = 0;
tmp[0] = '\0';
} else {
/* The firmware revision is a string, the format is
* something like : "V2.20-01".
* Quick and dirty parsing... - Jean II
*/
firmver = ((tmp[1] - '0') << 16)
| ((tmp[3] - '0') << 12)
| ((tmp[4] - '0') << 8)
| ((tmp[6] - '0') << 4)
| (tmp[7] - '0');
tmp[SYMBOL_MAX_VER_LEN] = '\0';
}
snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
"Symbol %s", tmp);
priv->has_ibss = (firmver >= 0x20000);
priv->has_wep = (firmver >= 0x15012);
priv->has_big_wep = (firmver >= 0x20000);
priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) ||
(firmver >= 0x29000 && firmver < 0x30000) ||
firmver >= 0x31000;
priv->has_preamble = (firmver >= 0x20000);
priv->ibss_port = 4;
/* Symbol firmware is found on various cards, but
* there has been no attempt to check firmware
* download on non-spectrum_cs based cards.
*
* Given that the Agere firmware download works
* differently, we should avoid doing a firmware
* download with the Symbol algorithm on non-spectrum
* cards.
*
* For now we can identify a spectrum_cs based card
* because it has a firmware reset function.
*/
priv->do_fw_download = (priv->stop_fw != NULL);
priv->broken_disableport = (firmver == 0x25013) ||
(firmver >= 0x30000 && firmver <= 0x31000);
priv->has_hostscan = (firmver >= 0x31001) ||
(firmver >= 0x29057 && firmver < 0x30000);
/* Tested with Intel firmware : 0x20015 => Jean II */
/* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */
break;
case FIRMWARE_TYPE_INTERSIL:
/* D-Link, Linksys, Adtron, ZoomAir, and many others...
* Samsung, Compaq 100/200 and Proxim are slightly
* different and less well tested */
/* D-Link MAC : 00:40:05:* */
/* Addtron MAC : 00:90:D1:* */
snprintf(priv->fw_name, sizeof(priv->fw_name) - 1,
"Intersil %d.%d.%d", sta_id.major, sta_id.minor,
sta_id.variant);
firmver = ((unsigned long)sta_id.major << 16) |
((unsigned long)sta_id.minor << 8) | sta_id.variant;
priv->has_ibss = (firmver >= 0x000700); /* FIXME */
priv->has_big_wep = priv->has_wep = (firmver >= 0x000800);
priv->has_pm = (firmver >= 0x000700);
priv->has_hostscan = (firmver >= 0x010301);
if (firmver >= 0x000800)
priv->ibss_port = 0;
else {
printk(KERN_NOTICE "%s: Intersil firmware earlier "
"than v0.8.x - several features not supported\n",
dev->name);
priv->ibss_port = 1;
}
break;
}
printk(KERN_DEBUG "%s: Firmware determined as %s\n", dev->name,
priv->fw_name);
return 0;
}
static int orinoco_init(struct net_device *dev) static int orinoco_init(struct net_device *dev)
{ {
struct orinoco_private *priv = netdev_priv(dev); struct orinoco_private *priv = netdev_priv(dev);
...@@ -2330,7 +2116,7 @@ static int orinoco_init(struct net_device *dev) ...@@ -2330,7 +2116,7 @@ static int orinoco_init(struct net_device *dev)
goto out; goto out;
} }
err = determine_firmware(dev); err = determine_fw_capabilities(priv);
if (err != 0) { if (err != 0) {
printk(KERN_ERR "%s: Incompatible firmware, aborting\n", printk(KERN_ERR "%s: Incompatible firmware, aborting\n",
dev->name); dev->name);
...@@ -2347,7 +2133,7 @@ static int orinoco_init(struct net_device *dev) ...@@ -2347,7 +2133,7 @@ static int orinoco_init(struct net_device *dev)
priv->do_fw_download = 0; priv->do_fw_download = 0;
/* Check firmware version again */ /* Check firmware version again */
err = determine_firmware(dev); err = determine_fw_capabilities(priv);
if (err != 0) { if (err != 0) {
printk(KERN_ERR "%s: Incompatible firmware, aborting\n", printk(KERN_ERR "%s: Incompatible firmware, aborting\n",
dev->name); dev->name);
......
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