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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-29 14:19:16 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-29 14:19:16 -0400
commitdaa94222b638bfe34f745d0982de7a165ce7f67c (patch)
tree2157ed94339d46f7a2da22e22648a70319e8fdd0 /drivers/acpi/ec.c
parentf310642123e0d32d919c60ca3fab5acd130c4ba3 (diff)
parent751516f0a9bad32544f40f471037c0e45fb639c9 (diff)
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI EC: remove redundant code ACPI: Add D3 cold state ACPI: processor: fix processor_physically_present in UP kernel ACPI: Split out custom_method functionality into an own driver ACPI: Cleanup custom_method debug stuff ACPI EC: enable MSI workaround for Quanta laptops ACPICA: Update to version 20110413 ACPICA: Execute an orphan _REG method under the EC device ACPICA: Move ACPI_NUM_PREDEFINED_REGIONS to a more appropriate place ACPICA: Update internal address SpaceID for DataTable regions ACPICA: Add more methods eligible for NULL package element removal ACPICA: Split all internal Global Lock functions to new file - evglock ACPI: EC: add another DMI check for ASUS hardware ACPI EC: remove dead code ACPICA: Fix code divergence of global lock handling ACPICA: Use acpi_os_create_lock interface ACPI: osl, add acpi_os_create_lock interface ACPI:Fix goto flows in thermal-sys
Diffstat (limited to 'drivers/acpi/ec.c')
-rw-r--r--drivers/acpi/ec.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index fa848c4116a8..b19a18dd994f 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -69,7 +69,6 @@ enum ec_command {
69 69
70#define ACPI_EC_DELAY 500 /* Wait 500ms max. during EC ops */ 70#define ACPI_EC_DELAY 500 /* Wait 500ms max. during EC ops */
71#define ACPI_EC_UDELAY_GLK 1000 /* Wait 1ms max. to get global lock */ 71#define ACPI_EC_UDELAY_GLK 1000 /* Wait 1ms max. to get global lock */
72#define ACPI_EC_CDELAY 10 /* Wait 10us before polling EC */
73#define ACPI_EC_MSI_UDELAY 550 /* Wait 550us for MSI EC */ 72#define ACPI_EC_MSI_UDELAY 550 /* Wait 550us for MSI EC */
74 73
75#define ACPI_EC_STORM_THRESHOLD 8 /* number of false interrupts 74#define ACPI_EC_STORM_THRESHOLD 8 /* number of false interrupts
@@ -433,8 +432,7 @@ EXPORT_SYMBOL(ec_write);
433 432
434int ec_transaction(u8 command, 433int ec_transaction(u8 command,
435 const u8 * wdata, unsigned wdata_len, 434 const u8 * wdata, unsigned wdata_len,
436 u8 * rdata, unsigned rdata_len, 435 u8 * rdata, unsigned rdata_len)
437 int force_poll)
438{ 436{
439 struct transaction t = {.command = command, 437 struct transaction t = {.command = command,
440 .wdata = wdata, .rdata = rdata, 438 .wdata = wdata, .rdata = rdata,
@@ -592,8 +590,6 @@ static void acpi_ec_gpe_query(void *ec_cxt)
592 mutex_unlock(&ec->lock); 590 mutex_unlock(&ec->lock);
593} 591}
594 592
595static void acpi_ec_gpe_query(void *ec_cxt);
596
597static int ec_check_sci(struct acpi_ec *ec, u8 state) 593static int ec_check_sci(struct acpi_ec *ec, u8 state)
598{ 594{
599 if (state & ACPI_EC_FLAG_SCI) { 595 if (state & ACPI_EC_FLAG_SCI) {
@@ -808,8 +804,6 @@ static int acpi_ec_add(struct acpi_device *device)
808 return -EINVAL; 804 return -EINVAL;
809 } 805 }
810 806
811 ec->handle = device->handle;
812
813 /* Find and register all query methods */ 807 /* Find and register all query methods */
814 acpi_walk_namespace(ACPI_TYPE_METHOD, ec->handle, 1, 808 acpi_walk_namespace(ACPI_TYPE_METHOD, ec->handle, 1,
815 acpi_ec_register_query_methods, NULL, ec, NULL); 809 acpi_ec_register_query_methods, NULL, ec, NULL);
@@ -938,8 +932,19 @@ static struct dmi_system_id __initdata ec_dmi_table[] = {
938 ec_flag_msi, "MSI hardware", { 932 ec_flag_msi, "MSI hardware", {
939 DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR")}, NULL}, 933 DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-STAR")}, NULL},
940 { 934 {
935 ec_flag_msi, "Quanta hardware", {
936 DMI_MATCH(DMI_SYS_VENDOR, "Quanta"),
937 DMI_MATCH(DMI_PRODUCT_NAME, "TW8/SW8/DW8"),}, NULL},
938 {
939 ec_flag_msi, "Quanta hardware", {
940 DMI_MATCH(DMI_SYS_VENDOR, "Quanta"),
941 DMI_MATCH(DMI_PRODUCT_NAME, "TW9/SW9"),}, NULL},
942 {
941 ec_validate_ecdt, "ASUS hardware", { 943 ec_validate_ecdt, "ASUS hardware", {
942 DMI_MATCH(DMI_BIOS_VENDOR, "ASUS") }, NULL}, 944 DMI_MATCH(DMI_BIOS_VENDOR, "ASUS") }, NULL},
945 {
946 ec_validate_ecdt, "ASUS hardware", {
947 DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc.") }, NULL},
943 {}, 948 {},
944}; 949};
945 950