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Diffstat (limited to 'v2-0006-platform-x86-asus-wmi-add-safety-checks-to-gpu-sw.patch')
-rw-r--r--v2-0006-platform-x86-asus-wmi-add-safety-checks-to-gpu-sw.patch104
1 files changed, 0 insertions, 104 deletions
diff --git a/v2-0006-platform-x86-asus-wmi-add-safety-checks-to-gpu-sw.patch b/v2-0006-platform-x86-asus-wmi-add-safety-checks-to-gpu-sw.patch
deleted file mode 100644
index 124cfa02e5cd..000000000000
--- a/v2-0006-platform-x86-asus-wmi-add-safety-checks-to-gpu-sw.patch
+++ /dev/null
@@ -1,104 +0,0 @@
-From 391b0757f19890d67ec0ade558a255421588047e Mon Sep 17 00:00:00 2001
-From: "Luke D. Jones" <luke@ljones.dev>
-Date: Tue, 20 Jun 2023 12:48:31 +1200
-Subject: [PATCH v2 6/8] platform/x86: asus-wmi: add safety checks to gpu
- switching
-
-Add safety checking to dgpu_disable, egpu_enable, gpu_mux_mode.
-
-These checks prevent users from doing such things as:
-- disabling the dGPU while is muxed to drive the internal screen
-- enabling the eGPU which also disables the dGPU, while muxed to
- the internal screen
-- switching the MUX to dGPU while the dGPU is disabled
-
-Signed-off-by: Luke D. Jones <luke@ljones.dev>
----
- drivers/platform/x86/asus-wmi.c | 50 ++++++++++++++++++++++++++++++++-
- 1 file changed, 49 insertions(+), 1 deletion(-)
-
-diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
-index 821addb284d7..602426a7fb41 100644
---- a/drivers/platform/x86/asus-wmi.c
-+++ b/drivers/platform/x86/asus-wmi.c
-@@ -645,6 +645,18 @@ static ssize_t dgpu_disable_store(struct device *dev,
- if (disable > 1)
- return -EINVAL;
-
-+ if (asus->gpu_mux_mode_available) {
-+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_GPU_MUX);
-+ if (result < 0)
-+ /* An error here may signal greater failure of GPU handling */
-+ return result;
-+ if (!result && disable) {
-+ err = -ENODEV;
-+ pr_warn("Can not disable dGPU when the MUX is in dGPU mode: %d\n", err);
-+ return err;
-+ }
-+ }
-+
- err = asus_wmi_set_devstate(ASUS_WMI_DEVID_DGPU, disable, &result);
- if (err) {
- pr_warn("Failed to set dgpu disable: %d\n", err);
-@@ -693,7 +705,7 @@ static ssize_t egpu_enable_store(struct device *dev,
- if (enable > 1)
- return -EINVAL;
-
-- err = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_EGPU_CONNECTED);
-+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_EGPU_CONNECTED);
- if (err < 0)
- return err;
- if (err < 1) {
-@@ -702,6 +714,18 @@ static ssize_t egpu_enable_store(struct device *dev,
- return err;
- }
-
-+ if (asus->gpu_mux_mode_available) {
-+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_GPU_MUX);
-+ if (result < 0)
-+ /* An error here may signal greater failure of GPU handling */
-+ return result;
-+ if (!result && enable) {
-+ err = -ENODEV;
-+ pr_warn("Can not enable eGPU when the MUX is in dGPU mode: %d\n", err);
-+ return err;
-+ }
-+ }
-+
- err = asus_wmi_set_devstate(ASUS_WMI_DEVID_EGPU, enable, &result);
- if (err) {
- pr_warn("Failed to set egpu disable: %d\n", err);
-@@ -764,6 +788,30 @@ static ssize_t gpu_mux_mode_store(struct device *dev,
- if (optimus > 1)
- return -EINVAL;
-
-+ if (asus->dgpu_disable_available) {
-+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_DGPU);
-+ if (result < 0)
-+ /* An error here may signal greater failure of GPU handling */
-+ return result;
-+ if (result && !optimus) {
-+ err = -ENODEV;
-+ pr_warn("Can not switch MUX to dGPU mode when dGPU is disabled: %d\n", err);
-+ return err;
-+ }
-+ }
-+
-+ if (asus->egpu_enable_available) {
-+ result = asus_wmi_get_devstate_simple(asus, ASUS_WMI_DEVID_EGPU);
-+ if (result < 0)
-+ /* An error here may signal greater failure of GPU handling */
-+ return result;
-+ if (result && !optimus) {
-+ err = -ENODEV;
-+ pr_warn("Can not switch MUX to dGPU mode when eGPU is enabled: %d\n", err);
-+ return err;
-+ }
-+ }
-+
- err = asus_wmi_set_devstate(ASUS_WMI_DEVID_GPU_MUX, optimus, &result);
- if (err) {
- dev_err(dev, "Failed to set GPU MUX mode: %d\n", err);
---
-2.41.0
-