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path: root/SOURCES/v3-1-7-acpi-x86-s2idle-Move-_HID-handling-for-AMD-systems-into-structures.patch
blob: 4c8a1c55b730c43cb370a1fb6a4c505470ba188e (plain)
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diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index e10394b847af..c9ee30627b6c 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -369,6 +369,39 @@ static int validate_dsm(acpi_handle handle, const char *uuid, int rev, guid_t *d
 	return ret;
 }
 
+struct amd_lps0_hid_device_data {
+	const unsigned int rev_id;
+	const bool check_off_by_one;
+	const bool prefer_amd_guid;
+};
+
+static const struct amd_lps0_hid_device_data amd_picasso = {
+	.rev_id = 0,
+	.check_off_by_one = true,
+	.prefer_amd_guid = false,
+};
+
+static const struct amd_lps0_hid_device_data amd_cezanne = {
+	.rev_id = 0,
+	.check_off_by_one = false,
+	.prefer_amd_guid = false,
+};
+
+static const struct amd_lps0_hid_device_data amd_rembrandt = {
+	.rev_id = 2,
+	.check_off_by_one = false,
+	.prefer_amd_guid = true,
+};
+
+static const struct acpi_device_id amd_hid_ids[] = {
+	{"AMD0004",	(kernel_ulong_t)&amd_picasso,	},
+	{"AMD0005",	(kernel_ulong_t)&amd_picasso,	},
+	{"AMDI0005",	(kernel_ulong_t)&amd_picasso,	},
+	{"AMDI0006",	(kernel_ulong_t)&amd_cezanne,	},
+	{"AMDI0007",	(kernel_ulong_t)&amd_rembrandt,	},
+	{}
+};
+
 static int lps0_device_attach(struct acpi_device *adev,
 			      const struct acpi_device_id *not_used)
 {
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index c9ee30627b6c..2d1ff7796c34 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -412,31 +412,29 @@ static int lps0_device_attach(struct acpi_device *adev,
 		return 0;
 
 	if (acpi_s2idle_vendor_amd()) {
-		/* AMD0004, AMD0005, AMDI0005:
-		 * - Should use rev_id 0x0
-		 * - function mask > 0x3: Should use AMD method, but has off by one bug
-		 * - function mask = 0x3: Should use Microsoft method
-		 * AMDI0006:
-		 * - should use rev_id 0x0
-		 * - function mask = 0x3: Should use Microsoft method
-		 * AMDI0007:
-		 * - Should use rev_id 0x2
-		 * - Should only use AMD method
-		 */
-		const char *hid = acpi_device_hid(adev);
-		rev_id = strcmp(hid, "AMDI0007") ? 0 : 2;
+		static const struct acpi_device_id *dev_id;
+		const struct amd_lps0_hid_device_data *data;
+
+		for (dev_id = &amd_hid_ids[0]; dev_id->id[0]; dev_id++)
+			if (acpi_dev_hid_uid_match(adev, dev_id->id, NULL))
+				break;
+		if (dev_id != NULL)
+			data = (const struct amd_lps0_hid_device_data *) dev_id->driver_data;
+		else
+			data = &amd_rembrandt;
+		rev_id = data->rev_id;
 		lps0_dsm_func_mask = validate_dsm(adev->handle,
 					ACPI_LPS0_DSM_UUID_AMD, rev_id, &lps0_dsm_guid);
 		lps0_dsm_func_mask_microsoft = validate_dsm(adev->handle,
 					ACPI_LPS0_DSM_UUID_MICROSOFT, 0,
 					&lps0_dsm_guid_microsoft);
-		if (lps0_dsm_func_mask > 0x3 && (!strcmp(hid, "AMD0004") ||
-						 !strcmp(hid, "AMD0005") ||
-						 !strcmp(hid, "AMDI0005"))) {
+		if (lps0_dsm_func_mask > 0x3 && data->check_off_by_one) {
 			lps0_dsm_func_mask = (lps0_dsm_func_mask << 1) | 0x1;
 			acpi_handle_debug(adev->handle, "_DSM UUID %s: Adjusted function mask: 0x%x\n",
 					  ACPI_LPS0_DSM_UUID_AMD, lps0_dsm_func_mask);
-		} else if (lps0_dsm_func_mask_microsoft > 0 && !strcmp(hid, "AMDI0007")) {
+		} else if (lps0_dsm_func_mask_microsoft > 0 && data->prefer_amd_guid &&
+				(!strcmp(hid, "AMDI0007") ||
+				 !strcmp(hid, "AMDI0008"))) {
 			lps0_dsm_func_mask_microsoft = -EINVAL;
 			acpi_handle_debug(adev->handle, "_DSM Using AMD method\n");
 		}

diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index a8256e5a0e8a..a9b0f2b54a1c 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -27,6 +27,10 @@ static bool sleep_no_lps0 __read_mostly;
 module_param(sleep_no_lps0, bool, 0644);
 MODULE_PARM_DESC(sleep_no_lps0, "Do not use the special LPS0 device interface");
 
+static bool prefer_microsoft_guid __read_mostly;
+module_param(prefer_microsoft_guid, bool, 0644);
+MODULE_PARM_DESC(prefer_microsoft_guid, "Prefer selecting Microsoft GUID for LPS0 device");
+
 static const struct acpi_device_id lps0_device_ids[] = {
 	{"PNP0D80", },
 	{"", },
@@ -402,6 +406,9 @@ static int lps0_device_attach(struct acpi_device *adev,
 	if (lps0_device_handle)
 		return 0;
 
+	lps0_dsm_func_mask_microsoft = validate_dsm(adev->handle,
+						    ACPI_LPS0_DSM_UUID_MICROSOFT, 0,
+						    &lps0_dsm_guid_microsoft);
 	if (acpi_s2idle_vendor_amd()) {
 		static const struct acpi_device_id *dev_id;
 		const struct amd_lps0_hid_device_data *data;
@@ -416,16 +423,12 @@ static int lps0_device_attach(struct acpi_device *adev,
 		rev_id = data->rev_id;
 		lps0_dsm_func_mask = validate_dsm(adev->handle,
 					ACPI_LPS0_DSM_UUID_AMD, rev_id, &lps0_dsm_guid);
-		lps0_dsm_func_mask_microsoft = validate_dsm(adev->handle,
-					ACPI_LPS0_DSM_UUID_MICROSOFT, 0,
-					&lps0_dsm_guid_microsoft);
 		if (lps0_dsm_func_mask > 0x3 && data->check_off_by_one) {
 			lps0_dsm_func_mask = (lps0_dsm_func_mask << 1) | 0x1;
 			acpi_handle_debug(adev->handle, "_DSM UUID %s: Adjusted function mask: 0x%x\n",
 					  ACPI_LPS0_DSM_UUID_AMD, lps0_dsm_func_mask);
 		} else if (lps0_dsm_func_mask_microsoft > 0 && data->prefer_amd_guid &&
-				(!strcmp(hid, "AMDI0007") ||
-				 !strcmp(hid, "AMDI0008"))) {
+				!prefer_microsoft_guid) {
 			lps0_dsm_func_mask_microsoft = -EINVAL;
 			acpi_handle_debug(adev->handle, "_DSM Using AMD method\n");
 		}
@@ -433,7 +436,8 @@ static int lps0_device_attach(struct acpi_device *adev,
 		rev_id = 1;
 		lps0_dsm_func_mask = validate_dsm(adev->handle,
 					ACPI_LPS0_DSM_UUID, rev_id, &lps0_dsm_guid);
-		lps0_dsm_func_mask_microsoft = -EINVAL;
+		if (!prefer_microsoft_guid)
+			lps0_dsm_func_mask_microsoft = -EINVAL;
 	}
 
 	if (lps0_dsm_func_mask < 0 && lps0_dsm_func_mask_microsoft < 0)
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index a9b0f2b54a1c..6a2c94fdbeae 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -17,6 +17,7 @@
 
 #include <linux/acpi.h>
 #include <linux/device.h>
+#include <linux/dmi.h>
 #include <linux/suspend.h>
 
 #include "../sleep.h"
@@ -400,6 +401,28 @@ static const struct acpi_device_id amd_hid_ids[] = {
 	{}
 };
 
+static int lps0_prefer_microsoft(const struct dmi_system_id *id)
+{
+	pr_debug("Preferring Microsoft GUID.\n");
+	prefer_microsoft_guid = true;
+	return 0;
+}
+
+static const struct dmi_system_id s2idle_dmi_table[] __initconst = {
+	{
+		/*
+		 * ASUS TUF Gaming A17 FA707RE
+		 * https://bugzilla.kernel.org/show_bug.cgi?id=216101
+		 */
+		.callback = lps0_prefer_microsoft,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "ASUS TUF Gaming A17"),
+		},
+	},
+	{}
+};
+
 static int lps0_device_attach(struct acpi_device *adev,
 			      const struct acpi_device_id *not_used)
 {
@@ -568,6 +591,7 @@ static const struct platform_s2idle_ops acpi_s2idle_ops_lps0 = {
 
 void acpi_s2idle_setup(void)
 {
+	dmi_check_system(s2idle_dmi_table);
 	acpi_scan_add_handler(&lps0_handler);
 	s2idle_set_ops(&acpi_s2idle_ops_lps0);
 }---
v3-v4:
 * Absorb tags
v2->v3:
 * Absorb tags
v1->v2:
 * New patch
---
 drivers/acpi/x86/s2idle.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 99eae362de6d..2cd381f6c002 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -420,6 +420,14 @@ static const struct dmi_system_id s2idle_dmi_table[] __initconst = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "ASUS TUF Gaming A17"),
 		},
 	},
+	{
+		/* ASUS ROG Zephyrus G14 (2022) */
+		.callback = lps0_prefer_microsoft,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "ROG Zephyrus G14 GA402"),
+		},
+	},
 	{}
 };
 
-- 
2.34.1
---
v3->v4:
 * Fix URL for one of the bugzilla links
v2->v3:
 * Adjust prefix to cover multiple systems
 * Add another Link tag
v1->v2:
 * New patch
---
 drivers/acpi/x86/s2idle.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 2cd381f6c002..c811eeed42cd 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -428,6 +428,29 @@ static const struct dmi_system_id s2idle_dmi_table[] __initconst = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "ROG Zephyrus G14 GA402"),
 		},
 	},
+	{
+		/*
+		 * Lenovo Slim 7 Pro X 14ARH7
+		 * https://bugzilla.kernel.org/show_bug.cgi?id=216473
+		 */
+		.callback = lps0_prefer_microsoft,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "82V2"),
+		},
+	},
+	{
+		/*
+		 * 
+		 * Hijacking patch for GV601
+		 * 
+		 */
+		.callback = lps0_prefer_microsoft,
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "GV601"),
+		},
+	},
 	{}
 };
 
-- 
2.34.1
---
v3->v4:
 * Absorb tag
v2->v3:
 * New patch
---
 drivers/acpi/x86/s2idle.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index c811eeed42cd..eedd21d8a284 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -440,6 +440,17 @@ static const struct dmi_system_id s2idle_dmi_table[] __initconst = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "82"),
 		},
 	},
+	{
+		/*
+		 * ASUSTeK COMPUTER INC. ROG Flow X13 GV301RE_GV301RE
+		 * https://gitlab.freedesktop.org/drm/amd/-/issues/2148
+		 */
+		.callback = lps0_prefer_microsoft,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "ROG Flow X13 GV301"),
+		},
+	},
 	{}
 };
 
-- 
2.34.1