From: Mario Limonciello <mario.limonciello@amd.com> To: <rafael@kernel.org>, Len Brown <lenb@kernel.org> Cc: ddadap@nvidia.com, linux-acpi@vger.kernel.org, nouveau@lists.freedesktop.org, linux-kernel@vger.kernel.org, hdegoede@redhat.com, kai.heng.feng@canonical.com, Mario Limonciello <mario.limonciello@amd.com>, Dell.Client.Kernel@dell.com Subject: [Nouveau] [PATCH 1/4] ACPI: OSI: Remove Linux-Dell-Video _OSI string Date: Tue, 23 Aug 2022 13:51:31 -0500 [thread overview] Message-ID: <20220823185134.14464-2-mario.limonciello@amd.com> (raw) In-Reply-To: <20220823185134.14464-1-mario.limonciello@amd.com> This string was introduced because drivers for NVIDIA hardware had bugs supporting RTD3 in the past. Thoes bugs have been fixed by commit 5775b843a619 ("PCI: Restore config space on runtime resume despite being unbound"). so vendors shouldn't be using this string to modify ASL anymore. Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> --- drivers/acpi/osi.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/drivers/acpi/osi.c b/drivers/acpi/osi.c index 9f6853809138..c2f6b2f553d9 100644 --- a/drivers/acpi/osi.c +++ b/drivers/acpi/osi.c @@ -44,15 +44,6 @@ osi_setup_entries[OSI_STRING_ENTRIES_MAX] __initdata = { {"Processor Device", true}, {"3.0 _SCP Extensions", true}, {"Processor Aggregator Device", true}, - /* - * Linux-Dell-Video is used by BIOS to disable RTD3 for NVidia graphics - * cards as RTD3 is not supported by drivers now. Systems with NVidia - * cards will hang without RTD3 disabled. - * - * Once NVidia drivers officially support RTD3, this _OSI strings can - * be removed if both new and old graphics cards are supported. - */ - {"Linux-Dell-Video", true}, /* * Linux-Lenovo-NV-HDMI-Audio is used by BIOS to power on NVidia's HDMI * audio device which is turned off for power-saving in Windows OS. -- 2.34.1
WARNING: multiple messages have this Message-ID (diff)
From: Mario Limonciello <mario.limonciello@amd.com> To: <rafael@kernel.org>, Len Brown <lenb@kernel.org> Cc: <nouveau@lists.freedesktop.org>, <hdegoede@redhat.com>, <ddadap@nvidia.com>, <Dell.Client.Kernel@dell.com>, <kai.heng.feng@canonical.com>, <kherbst@redhat.com>, Mario Limonciello <mario.limonciello@amd.com>, Lyude Paul <lyude@redhat.com>, <linux-acpi@vger.kernel.org>, <linux-kernel@vger.kernel.org> Subject: [PATCH 1/4] ACPI: OSI: Remove Linux-Dell-Video _OSI string Date: Tue, 23 Aug 2022 13:51:31 -0500 [thread overview] Message-ID: <20220823185134.14464-2-mario.limonciello@amd.com> (raw) In-Reply-To: <20220823185134.14464-1-mario.limonciello@amd.com> This string was introduced because drivers for NVIDIA hardware had bugs supporting RTD3 in the past. Thoes bugs have been fixed by commit 5775b843a619 ("PCI: Restore config space on runtime resume despite being unbound"). so vendors shouldn't be using this string to modify ASL anymore. Reviewed-by: Lyude Paul <lyude@redhat.com> Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> --- drivers/acpi/osi.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/drivers/acpi/osi.c b/drivers/acpi/osi.c index 9f6853809138..c2f6b2f553d9 100644 --- a/drivers/acpi/osi.c +++ b/drivers/acpi/osi.c @@ -44,15 +44,6 @@ osi_setup_entries[OSI_STRING_ENTRIES_MAX] __initdata = { {"Processor Device", true}, {"3.0 _SCP Extensions", true}, {"Processor Aggregator Device", true}, - /* - * Linux-Dell-Video is used by BIOS to disable RTD3 for NVidia graphics - * cards as RTD3 is not supported by drivers now. Systems with NVidia - * cards will hang without RTD3 disabled. - * - * Once NVidia drivers officially support RTD3, this _OSI strings can - * be removed if both new and old graphics cards are supported. - */ - {"Linux-Dell-Video", true}, /* * Linux-Lenovo-NV-HDMI-Audio is used by BIOS to power on NVidia's HDMI * audio device which is turned off for power-saving in Windows OS. -- 2.34.1
next prev parent reply other threads:[~2022-08-23 18:51 UTC|newest] Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-08-23 18:51 [Nouveau] [PATCH 0/4] Remove Linux specific _OSI strings Mario Limonciello 2022-08-23 18:51 ` Mario Limonciello 2022-08-23 18:51 ` Mario Limonciello [this message] 2022-08-23 18:51 ` [PATCH 1/4] ACPI: OSI: Remove Linux-Dell-Video _OSI string Mario Limonciello 2022-08-24 14:16 ` Kai-Heng Feng 2022-08-24 14:16 ` [Nouveau] " Kai-Heng Feng 2022-08-24 18:28 ` Limonciello, Mario 2022-08-24 18:28 ` [Nouveau] " Limonciello, Mario 2022-08-25 18:20 ` Rafael J. Wysocki 2022-08-25 18:20 ` [Nouveau] " Rafael J. Wysocki 2022-08-23 18:51 ` [Nouveau] [PATCH 2/4] ACPI: OSI: Remove Linux-Lenovo-NV-HDMI-Audio " Mario Limonciello 2022-08-23 18:51 ` Mario Limonciello 2022-08-23 18:51 ` [Nouveau] [PATCH 3/4] ACPI: OSI: Remove Linux-HPI-Hybrid-Graphics " Mario Limonciello 2022-08-23 18:51 ` Mario Limonciello 2022-08-23 18:51 ` [Nouveau] [PATCH 4/4] ACPI: OSI: Update Documentation on custom _OSI strings Mario Limonciello 2022-08-23 18:51 ` Mario Limonciello
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