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[2/2] ACPI/int340x_thermal: enumerate INT3401 for Intel SoC DTS thermal driver

Message ID 1420352664-20808-2-git-send-email-rui.zhang@intel.com (mailing list archive)
State Accepted, archived
Delegated to: Zhang Rui
Headers show

Commit Message

Zhang, Rui Jan. 4, 2015, 6:24 a.m. UTC 
Intel SoC DTS thermal driver on Baytrail platform uses IRQ 86 for
critical overheating notification.
But this IRQ 86 is described in the _CRS control method of INT3401 device,
thus we should enumerate INT3401 to set the IRQ descriptor when
Intel SoC DTS thermal driver is built.

Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Tested-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
---
 drivers/acpi/int340x_thermal.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/acpi/int340x_thermal.c b/drivers/acpi/int340x_thermal.c
index dc3553d..9dcf836 100644
--- a/drivers/acpi/int340x_thermal.c
+++ b/drivers/acpi/int340x_thermal.c
@@ -14,9 +14,10 @@ 
 
 #include "internal.h"
 
+#define INT3401_DEVICE 0X01
 static const struct acpi_device_id int340x_thermal_device_ids[] = {
 	{"INT3400"},
-	{"INT3401"},
+	{"INT3401", INT3401_DEVICE},
 	{"INT3402"},
 	{"INT3403"},
 	{"INT3404"},
@@ -34,6 +35,10 @@  static int int340x_thermal_handler_attach(struct acpi_device *adev,
 {
 #if defined(CONFIG_INT340X_THERMAL) || defined(CONFIG_INT340X_THERMAL_MODULE)
 	acpi_create_platform_device(adev);
+#elif defined(INTEL_SOC_DTS_THERMAL) || defined(INTEL_SOC_DTS_THERMAL_MODULE)
+	/* Intel SoC DTS thermal driver needs INT3401 to set IRQ descriptor */
+	if (id->driver_data == INT3401_DEVICE)
+		acpi_create_platform_device(adev);
 #endif
 	return 1;
 }