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alistair23-linux
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Merge branch 'ec-cleanup' into release 

Conflicts:
	drivers/platform/x86/compal-laptop.c
hifive-unleashed-5.1
Len Brown 2011-05-29 04:40:39 -04:00
parent 6288cf1e76 08b53f0e6b
commit 751516f0a9
4 changed files with 15 additions and 22 deletions
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8
drivers/acpi/ec.c
View File

@ -69,7 +69,6 @@ enum ec_command {
#define ACPI_EC_DELAY 500 /* Wait 500ms max. during EC ops */
#define ACPI_EC_UDELAY_GLK 1000 /* Wait 1ms max. to get global lock */
#define ACPI_EC_CDELAY 10 /* Wait 10us before polling EC */
#define ACPI_EC_MSI_UDELAY 550 /* Wait 550us for MSI EC */
#define ACPI_EC_STORM_THRESHOLD 8 /* number of false interrupts
@ -433,8 +432,7 @@ EXPORT_SYMBOL(ec_write);
int ec_transaction(u8 command,
const u8 * wdata, unsigned wdata_len,
u8 * rdata, unsigned rdata_len,
int force_poll)
u8 * rdata, unsigned rdata_len)
{
struct transaction t = {.command = command,
.wdata = wdata, .rdata = rdata,
@ -592,8 +590,6 @@ static void acpi_ec_gpe_query(void *ec_cxt)
mutex_unlock(&ec->lock);
}
static void acpi_ec_gpe_query(void *ec_cxt);
static int ec_check_sci(struct acpi_ec *ec, u8 state)
{
if (state & ACPI_EC_FLAG_SCI) {
@ -808,8 +804,6 @@ static int acpi_ec_add(struct acpi_device *device)
return -EINVAL;
}
ec->handle = device->handle;
/* Find and register all query methods */
acpi_walk_namespace(ACPI_TYPE_METHOD, ec->handle, 1,
acpi_ec_register_query_methods, NULL, ec, NULL);

14
drivers/platform/x86/compal-laptop.c
View File

@ -200,8 +200,8 @@ static bool extra_features;
* watching the output of address 0x4F (do an ec_transaction writing 0x33
* into 0x4F and read a few bytes from the output, like so:
* u8 writeData = 0x33;
* ec_transaction(0x4F, &writeData, 1, buffer, 32, 0);
* That address is labelled "fan1 table information" in the service manual.
* ec_transaction(0x4F, &writeData, 1, buffer, 32);
* That address is labeled "fan1 table information" in the service manual.
* It should be clear which value in 'buffer' changes). This seems to be
* related to fan speed. It isn't a proper 'realtime' fan speed value
* though, because physically stopping or speeding up the fan doesn't
@ -286,7 +286,7 @@ static int get_backlight_level(void)
static void set_backlight_state(bool on)
{
u8 data = on ? BACKLIGHT_STATE_ON_DATA : BACKLIGHT_STATE_OFF_DATA;
ec_transaction(BACKLIGHT_STATE_ADDR, &data, 1, NULL, 0, 0);
ec_transaction(BACKLIGHT_STATE_ADDR, &data, 1, NULL, 0);
}
@ -294,24 +294,24 @@ static void set_backlight_state(bool on)
static void pwm_enable_control(void)
{
unsigned char writeData = PWM_ENABLE_DATA;
ec_transaction(PWM_ENABLE_ADDR, &writeData, 1, NULL, 0, 0);
ec_transaction(PWM_ENABLE_ADDR, &writeData, 1, NULL, 0);
}
static void pwm_disable_control(void)
{
unsigned char writeData = PWM_DISABLE_DATA;
ec_transaction(PWM_DISABLE_ADDR, &writeData, 1, NULL, 0, 0);
ec_transaction(PWM_DISABLE_ADDR, &writeData, 1, NULL, 0);
}
static void set_pwm(int pwm)
{
ec_transaction(PWM_ADDRESS, &pwm_lookup_table[pwm], 1, NULL, 0, 0);
ec_transaction(PWM_ADDRESS, &pwm_lookup_table[pwm], 1, NULL, 0);
}
static int get_fan_rpm(void)
{
u8 value, data = FAN_DATA;
ec_transaction(FAN_ADDRESS, &data, 1, &value, 1, 0);
ec_transaction(FAN_ADDRESS, &data, 1, &value, 1);
return 100 * (int)value;
}

12
drivers/platform/x86/msi-laptop.c
View File

@ -135,7 +135,7 @@ static int set_lcd_level(int level)
buf[1] = (u8) (level*31);
return ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, buf, sizeof(buf),
NULL, 0, 1);
NULL, 0);
}
static int get_lcd_level(void)
@ -144,7 +144,7 @@ static int get_lcd_level(void)
int result;
result = ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, &wdata, 1,
&rdata, 1, 1);
&rdata, 1);
if (result < 0)
return result;
@ -157,7 +157,7 @@ static int get_auto_brightness(void)
int result;
result = ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, &wdata, 1,
&rdata, 1, 1);
&rdata, 1);
if (result < 0)
return result;
@ -172,7 +172,7 @@ static int set_auto_brightness(int enable)
wdata[0] = 4;
result = ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, wdata, 1,
&rdata, 1, 1);
&rdata, 1);
if (result < 0)
return result;
@ -180,7 +180,7 @@ static int set_auto_brightness(int enable)
wdata[1] = (rdata & 0xF7) | (enable ? 8 : 0);
return ec_transaction(MSI_EC_COMMAND_LCD_LEVEL, wdata, 2,
NULL, 0, 1);
NULL, 0);
}
static ssize_t set_device_state(const char *buf, size_t count, u8 mask)
@ -217,7 +217,7 @@ static int get_wireless_state(int *wlan, int *bluetooth)
u8 wdata = 0, rdata;
int result;
result = ec_transaction(MSI_EC_COMMAND_WIRELESS, &wdata, 1, &rdata, 1, 1);
result = ec_transaction(MSI_EC_COMMAND_WIRELESS, &wdata, 1, &rdata, 1);
if (result < 0)
return -1;

3
include/linux/acpi.h
View File

@ -150,8 +150,7 @@ extern int ec_read(u8 addr, u8 *val);
extern int ec_write(u8 addr, u8 val);
extern int ec_transaction(u8 command,
const u8 *wdata, unsigned wdata_len,
u8 *rdata, unsigned rdata_len,
int force_poll);
u8 *rdata, unsigned rdata_len);
#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)