diff options
Diffstat (limited to '0022-HID-AMD_SFH-Add-a-DMI-quirk-entry-for-Chromebooks.patch')
| -rw-r--r-- | 0022-HID-AMD_SFH-Add-a-DMI-quirk-entry-for-Chromebooks.patch | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/0022-HID-AMD_SFH-Add-a-DMI-quirk-entry-for-Chromebooks.patch b/0022-HID-AMD_SFH-Add-a-DMI-quirk-entry-for-Chromebooks.patch deleted file mode 100644 index 0b803b318e36..000000000000 --- a/0022-HID-AMD_SFH-Add-a-DMI-quirk-entry-for-Chromebooks.patch +++ /dev/null @@ -1,60 +0,0 @@ -From 2803225ac89bc761ade8673105db8a8d84335054 Mon Sep 17 00:00:00 2001 -From: Akihiko Odaki <akihiko.odaki@gmail.com> -Date: Tue, 16 Aug 2022 19:21:20 +0900 -Subject: [PATCH 22/73] HID: AMD_SFH: Add a DMI quirk entry for Chromebooks - -commit adada3f4930ac084740ea340bd8e94028eba4f22 upstream. - -Google Chromebooks use Chrome OS Embedded Controller Sensor Hub instead -of Sensor Hub Fusion and leaves MP2 uninitialized, which disables all -functionalities, even including the registers necessary for feature -detections. - -The behavior was observed with Lenovo ThinkPad C13 Yoga. - -Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com> -Suggested-by: Mario Limonciello <mario.limonciello@amd.com> -Acked-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com> -Signed-off-by: Jiri Kosina <jkosina@suse.cz> -Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> ---- - drivers/hid/amd-sfh-hid/amd_sfh_pcie.c | 18 ++++++++++++++++++ - 1 file changed, 18 insertions(+) - -diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c -index 1441787a154a..9b97dc0695e3 100644 ---- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c -+++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c -@@ -285,11 +285,29 @@ static int amd_sfh_irq_init(struct amd_mp2_dev *privdata) - return 0; - } - -+static const struct dmi_system_id dmi_nodevs[] = { -+ { -+ /* -+ * Google Chromebooks use Chrome OS Embedded Controller Sensor -+ * Hub instead of Sensor Hub Fusion and leaves MP2 -+ * uninitialized, which disables all functionalities, even -+ * including the registers necessary for feature detections. -+ */ -+ .matches = { -+ DMI_MATCH(DMI_SYS_VENDOR, "Google"), -+ }, -+ }, -+ { } -+}; -+ - static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) - { - struct amd_mp2_dev *privdata; - int rc; - -+ if (dmi_first_match(dmi_nodevs)) -+ return -ENODEV; -+ - privdata = devm_kzalloc(&pdev->dev, sizeof(*privdata), GFP_KERNEL); - if (!privdata) - return -ENOMEM; --- -2.37.3 - |