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authorHenrique de Moraes Holschuh <hmh@hmh.eng.br>2007-03-23 16:33:56 -0400
committerLen Brown <len.brown@intel.com>2007-03-25 23:37:54 -0400
commit1406cdd1760743106278c1f02a0f445159c8f400 (patch)
tree59754d7bd3e540aee1e8353ea72e9059c8c2b9ef /drivers/acpi/ibm_acpi.c
parente062e0343871a41e8ec408f1c1e8ac3b0310da9d (diff)
ACPI: ibm-acpi: add header file
Add a (private) header file for ibm-acpi, and move type definitions and ThinkPad driver constants to the new header file. This patch has no functional changes. Signed-off-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/ibm_acpi.c')
-rw-r--r--drivers/acpi/ibm_acpi.c139
1 files changed, 1 insertions, 138 deletions
diff --git a/drivers/acpi/ibm_acpi.c b/drivers/acpi/ibm_acpi.c
index 41c46b00511b..e2da95498f32 100644
--- a/drivers/acpi/ibm_acpi.c
+++ b/drivers/acpi/ibm_acpi.c
@@ -78,44 +78,13 @@
78 * 2004-08-09 0.1 initial release, support for X series 78 * 2004-08-09 0.1 initial release, support for X series
79 */ 79 */
80 80
81#include <linux/kernel.h> 81#include "ibm_acpi.h"
82#include <linux/module.h>
83#include <linux/init.h>
84#include <linux/types.h>
85#include <linux/string.h>
86
87#include <linux/proc_fs.h>
88#include <linux/backlight.h>
89#include <linux/fb.h>
90#include <asm/uaccess.h>
91
92#include <linux/dmi.h>
93#include <linux/jiffies.h>
94#include <linux/workqueue.h>
95
96#include <acpi/acpi_drivers.h>
97#include <acpi/acnamesp.h>
98
99#define IBM_NAME "ibm"
100#define IBM_DESC "IBM ThinkPad ACPI Extras"
101#define IBM_FILE "ibm_acpi"
102#define IBM_URL "http://ibm-acpi.sf.net/"
103 82
104MODULE_AUTHOR("Borislav Deianov, Henrique de Moraes Holschuh"); 83MODULE_AUTHOR("Borislav Deianov, Henrique de Moraes Holschuh");
105MODULE_DESCRIPTION(IBM_DESC); 84MODULE_DESCRIPTION(IBM_DESC);
106MODULE_VERSION(IBM_VERSION); 85MODULE_VERSION(IBM_VERSION);
107MODULE_LICENSE("GPL"); 86MODULE_LICENSE("GPL");
108 87
109#define IBM_DIR IBM_NAME
110
111#define IBM_LOG IBM_FILE ": "
112#define IBM_ERR KERN_ERR IBM_LOG
113#define IBM_NOTICE KERN_NOTICE IBM_LOG
114#define IBM_INFO KERN_INFO IBM_LOG
115#define IBM_DEBUG KERN_DEBUG IBM_LOG
116
117#define IBM_MAX_ACPI_ARGS 3
118
119#define __unused __attribute__ ((unused)) 88#define __unused __attribute__ ((unused))
120 89
121static int experimental; 90static int experimental;
@@ -207,22 +176,6 @@ IBM_HANDLE(sfan, ec, "SFAN", /* 570 */
207 "JFNS", /* 770x-JL */ 176 "JFNS", /* 770x-JL */
208 ); /* all others */ 177 ); /* all others */
209 178
210#define IBM_HKEY_HID "IBM0068"
211#define IBM_PCI_HID "PNP0A03"
212
213enum thermal_access_mode {
214 IBMACPI_THERMAL_NONE = 0, /* No thermal support */
215 IBMACPI_THERMAL_ACPI_TMP07, /* Use ACPI TMP0-7 */
216 IBMACPI_THERMAL_ACPI_UPDT, /* Use ACPI TMP0-7 with UPDT */
217 IBMACPI_THERMAL_TPEC_8, /* Use ACPI EC regs, 8 sensors */
218 IBMACPI_THERMAL_TPEC_16, /* Use ACPI EC regs, 16 sensors */
219};
220
221#define IBMACPI_MAX_THERMAL_SENSORS 16 /* Max thermal sensors supported */
222struct ibm_thermal_sensors_struct {
223 s32 temp[IBMACPI_MAX_THERMAL_SENSORS];
224};
225
226/* 179/*
227 * FAN ACCESS MODES 180 * FAN ACCESS MODES
228 * 181 *
@@ -323,72 +276,12 @@ struct ibm_thermal_sensors_struct {
323 * but the ACPI tables just mention level 7. 276 * but the ACPI tables just mention level 7.
324 */ 277 */
325 278
326enum fan_status_access_mode {
327 IBMACPI_FAN_NONE = 0, /* No fan status or control */
328 IBMACPI_FAN_RD_ACPI_GFAN, /* Use ACPI GFAN */
329 IBMACPI_FAN_RD_TPEC, /* Use ACPI EC regs 0x2f, 0x84-0x85 */
330};
331
332enum fan_control_access_mode {
333 IBMACPI_FAN_WR_NONE = 0, /* No fan control */
334 IBMACPI_FAN_WR_ACPI_SFAN, /* Use ACPI SFAN */
335 IBMACPI_FAN_WR_TPEC, /* Use ACPI EC reg 0x2f */
336 IBMACPI_FAN_WR_ACPI_FANS, /* Use ACPI FANS and EC reg 0x2f */
337};
338
339enum fan_control_commands {
340 IBMACPI_FAN_CMD_SPEED = 0x0001, /* speed command */
341 IBMACPI_FAN_CMD_LEVEL = 0x0002, /* level command */
342 IBMACPI_FAN_CMD_ENABLE = 0x0004, /* enable/disable cmd,
343 * and also watchdog cmd */
344};
345
346enum { /* Fan control constants */
347 fan_status_offset = 0x2f, /* EC register 0x2f */
348 fan_rpm_offset = 0x84, /* EC register 0x84: LSB, 0x85 MSB (RPM)
349 * 0x84 must be read before 0x85 */
350
351 IBMACPI_FAN_EC_DISENGAGED = 0x40, /* EC mode: tachometer
352 * disengaged */
353 IBMACPI_FAN_EC_AUTO = 0x80, /* EC mode: auto fan
354 * control */
355};
356
357static char *ibm_thinkpad_ec_found = NULL; 279static char *ibm_thinkpad_ec_found = NULL;
358 280
359struct ibm_struct {
360 char *name;
361 char param[32];
362
363 char *hid;
364 struct acpi_driver *driver;
365
366 int (*init) (void);
367 int (*read) (char *);
368 int (*write) (char *);
369 void (*exit) (void);
370
371 void (*notify) (struct ibm_struct *, u32);
372 acpi_handle *handle;
373 int type;
374 struct acpi_device *device;
375
376 int driver_registered;
377 int proc_created;
378 int init_called;
379 int notify_installed;
380
381 int experimental;
382};
383
384static struct proc_dir_entry *proc_dir = NULL; 281static struct proc_dir_entry *proc_dir = NULL;
385 282
386static struct backlight_device *ibm_backlight_device = NULL; 283static struct backlight_device *ibm_backlight_device = NULL;
387 284
388#define onoff(status,bit) ((status) & (1 << (bit)) ? "on" : "off")
389#define enabled(status,bit) ((status) & (1 << (bit)) ? "enabled" : "disabled")
390#define strlencmp(a,b) (strncmp((a), (b), strlen(b)))
391
392static int acpi_evalf(acpi_handle handle, 285static int acpi_evalf(acpi_handle handle,
393 void *res, char *method, char *fmt, ...) 286 void *res, char *method, char *fmt, ...)
394{ 287{
@@ -775,13 +668,6 @@ static int wan_write(char *buf)
775 return 0; 668 return 0;
776} 669}
777 670
778enum video_access_mode {
779 IBMACPI_VIDEO_NONE = 0,
780 IBMACPI_VIDEO_570, /* 570 */
781 IBMACPI_VIDEO_770, /* 600e/x, 770e, 770x */
782 IBMACPI_VIDEO_NEW, /* all others */
783};
784
785static enum video_access_mode video_supported; 671static enum video_access_mode video_supported;
786static int video_orig_autosw; 672static int video_orig_autosw;
787 673
@@ -1248,12 +1134,6 @@ static int cmos_write(char *buf)
1248 return 0; 1134 return 0;
1249} 1135}
1250 1136
1251enum led_access_mode {
1252 IBMACPI_LED_NONE = 0,
1253 IBMACPI_LED_570, /* 570 */
1254 IBMACPI_LED_OLD, /* 600e/x, 770e, 770x, A21e, A2xm/p, T20-22, X20-21 */
1255 IBMACPI_LED_NEW, /* all others */
1256};
1257static enum led_access_mode led_supported; 1137static enum led_access_mode led_supported;
1258 1138
1259static int led_init(void) 1139static int led_init(void)
@@ -1310,10 +1190,6 @@ static const int led_exp_hlbl[] = { 0, 0, 1 }; /* led# * */
1310static const int led_exp_hlcl[] = { 0, 1, 1 }; /* led# * */ 1190static const int led_exp_hlcl[] = { 0, 1, 1 }; /* led# * */
1311static const int led_led_arg1[] = { 0, 0x80, 0xc0 }; 1191static const int led_led_arg1[] = { 0, 0x80, 0xc0 };
1312 1192
1313#define IBMACPI_LED_EC_HLCL 0x0c
1314#define IBMACPI_LED_EC_HLBL 0x0d
1315#define IBMACPI_LED_EC_HLMS 0x0e
1316
1317static int led_write(char *buf) 1193static int led_write(char *buf)
1318{ 1194{
1319 char *cmd; 1195 char *cmd;
@@ -1629,8 +1505,6 @@ static int ecdump_write(char *buf)
1629 return 0; 1505 return 0;
1630} 1506}
1631 1507
1632static int brightness_offset = 0x31;
1633
1634static int brightness_get(struct backlight_device *bd) 1508static int brightness_get(struct backlight_device *bd)
1635{ 1509{
1636 u8 level; 1510 u8 level;
@@ -1659,9 +1533,6 @@ static int brightness_read(char *p)
1659 return len; 1533 return len;
1660} 1534}
1661 1535
1662#define TP_CMOS_BRIGHTNESS_UP 4
1663#define TP_CMOS_BRIGHTNESS_DOWN 5
1664
1665static int brightness_set(int value) 1536static int brightness_set(int value)
1666{ 1537{
1667 int cmos_cmd, inc, i; 1538 int cmos_cmd, inc, i;
@@ -1752,8 +1623,6 @@ static void brightness_exit(void)
1752 } 1623 }
1753} 1624}
1754 1625
1755static int volume_offset = 0x30;
1756
1757static int volume_read(char *p) 1626static int volume_read(char *p)
1758{ 1627{
1759 int len = 0; 1628 int len = 0;
@@ -1772,10 +1641,6 @@ static int volume_read(char *p)
1772 return len; 1641 return len;
1773} 1642}
1774 1643
1775#define TP_CMOS_VOLUME_DOWN 0
1776#define TP_CMOS_VOLUME_UP 1
1777#define TP_CMOS_VOLUME_MUTE 2
1778
1779static int volume_write(char *buf) 1644static int volume_write(char *buf)
1780{ 1645{
1781 int cmos_cmd, inc, i; 1646 int cmos_cmd, inc, i;
@@ -2563,8 +2428,6 @@ static int __init register_ibmacpi_subdriver(struct ibm_struct *ibm)
2563 return ret; 2428 return ret;
2564} 2429}
2565 2430
2566static void ibm_exit(struct ibm_struct *ibm);
2567
2568static int __init ibm_init(struct ibm_struct *ibm) 2431static int __init ibm_init(struct ibm_struct *ibm)
2569{ 2432{
2570 int ret; 2433 int ret;