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Open Source and information security mailing list archives
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Date: Mon, 24 Jul 2023 02:50:58 +0000 From: "Quan, Evan" <Evan.Quan@....com> To: "rafael@...nel.org" <rafael@...nel.org>, "lenb@...nel.org" <lenb@...nel.org>, "Deucher, Alexander" <Alexander.Deucher@....com>, "Koenig, Christian" <Christian.Koenig@....com>, "Pan, Xinhui" <Xinhui.Pan@....com>, "airlied@...il.com" <airlied@...il.com>, "daniel@...ll.ch" <daniel@...ll.ch>, "johannes@...solutions.net" <johannes@...solutions.net>, "davem@...emloft.net" <davem@...emloft.net>, "edumazet@...gle.com" <edumazet@...gle.com>, "kuba@...nel.org" <kuba@...nel.org>, "pabeni@...hat.com" <pabeni@...hat.com>, "Limonciello, Mario" <Mario.Limonciello@....com>, "mdaenzer@...hat.com" <mdaenzer@...hat.com>, "maarten.lankhorst@...ux.intel.com" <maarten.lankhorst@...ux.intel.com>, "tzimmermann@...e.de" <tzimmermann@...e.de>, "hdegoede@...hat.com" <hdegoede@...hat.com>, "jingyuwang_vip@....com" <jingyuwang_vip@....com>, "Lazar, Lijo" <Lijo.Lazar@....com>, "jim.cromie@...il.com" <jim.cromie@...il.com>, "bellosilicio@...il.com" <bellosilicio@...il.com>, "andrealmeid@...lia.com" <andrealmeid@...lia.com>, "trix@...hat.com" <trix@...hat.com>, "jsg@....id.au" <jsg@....id.au>, "arnd@...db.de" <arnd@...db.de>, "andrew@...n.ch" <andrew@...n.ch> CC: "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>, "amd-gfx@...ts.freedesktop.org" <amd-gfx@...ts.freedesktop.org>, "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>, "linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>, "netdev@...r.kernel.org" <netdev@...r.kernel.org> Subject: RE: [PATCH V7 0/9] Enable Wifi RFI interference mitigation feature support [AMD Official Use Only - General] Gentle ping on this series. Hi Rafael and Andrew, Can you help to check this latest series and share your thoughts if any? BR, Evan > -----Original Message----- > From: Quan, Evan <Evan.Quan@....com> > Sent: Wednesday, July 19, 2023 5:00 PM > To: rafael@...nel.org; lenb@...nel.org; Deucher, Alexander > <Alexander.Deucher@....com>; Koenig, Christian > <Christian.Koenig@....com>; Pan, Xinhui <Xinhui.Pan@....com>; > airlied@...il.com; daniel@...ll.ch; johannes@...solutions.net; > davem@...emloft.net; edumazet@...gle.com; kuba@...nel.org; > pabeni@...hat.com; Limonciello, Mario <Mario.Limonciello@....com>; > mdaenzer@...hat.com; maarten.lankhorst@...ux.intel.com; > tzimmermann@...e.de; hdegoede@...hat.com; jingyuwang_vip@....com; > Lazar, Lijo <Lijo.Lazar@....com>; jim.cromie@...il.com; > bellosilicio@...il.com; andrealmeid@...lia.com; trix@...hat.com; > jsg@....id.au; arnd@...db.de; andrew@...n.ch > Cc: linux-kernel@...r.kernel.org; linux-acpi@...r.kernel.org; amd- > gfx@...ts.freedesktop.org; dri-devel@...ts.freedesktop.org; linux- > wireless@...r.kernel.org; netdev@...r.kernel.org; Quan, Evan > <Evan.Quan@....com> > Subject: [PATCH V7 0/9] Enable Wifi RFI interference mitigation feature > support > > Due to electrical and mechanical constraints in certain platform designs there > may > be likely interference of relatively high-powered harmonics of the (G-)DDR > memory > clocks with local radio module frequency bands used by Wifi 6/6e/7. To > mitigate > possible RFI interference producers can advertise the frequencies in use and > consumers can use this information to avoid using these frequencies for > sensitive features. > > The whole patch set is based on Linux 6.4. With some brief introductions as > below: > Patch1 - 2: Core functionality setup for WBRF feature support > Patch3 - 4: Bring WBRF support to wifi subsystem. > Patch5 - 9: Bring WBRF support to AMD graphics driver. > > Evan Quan (9): > drivers core: Add support for Wifi band RF mitigations > driver core: add ACPI based WBRF mechanism introduced by AMD > cfg80211: expose nl80211_chan_width_to_mhz for wide sharing > wifi: mac80211: Add support for ACPI WBRF > drm/amd/pm: update driver_if and ppsmc headers for coming wbrf feature > drm/amd/pm: setup the framework to support Wifi RFI mitigation feature > drm/amd/pm: add flood detection for wbrf events > drm/amd/pm: enable Wifi RFI mitigation feature support for SMU13.0.0 > drm/amd/pm: enable Wifi RFI mitigation feature support for SMU13.0.7 > > drivers/acpi/Makefile | 2 + > drivers/acpi/amd_wbrf.c | 282 ++++++++++++++++++ > drivers/base/Kconfig | 37 +++ > drivers/base/Makefile | 1 + > drivers/base/wbrf.c | 256 ++++++++++++++++ > drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 + > drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c | 19 ++ > drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 213 +++++++++++++ > drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 33 ++ > .../inc/pmfw_if/smu13_driver_if_v13_0_0.h | 14 +- > .../inc/pmfw_if/smu13_driver_if_v13_0_7.h | 14 +- > .../pm/swsmu/inc/pmfw_if/smu_v13_0_0_ppsmc.h | 3 +- > .../pm/swsmu/inc/pmfw_if/smu_v13_0_7_ppsmc.h | 3 +- > drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h | 3 +- > drivers/gpu/drm/amd/pm/swsmu/inc/smu_v13_0.h | 3 + > .../gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 9 + > .../drm/amd/pm/swsmu/smu13/smu_v13_0_0_ppt.c | 60 ++++ > .../drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c | 59 ++++ > drivers/gpu/drm/amd/pm/swsmu/smu_internal.h | 3 + > include/linux/acpi_amd_wbrf.h | 24 ++ > include/linux/ieee80211.h | 1 + > include/linux/wbrf.h | 72 +++++ > include/net/cfg80211.h | 8 + > net/mac80211/Makefile | 2 + > net/mac80211/chan.c | 9 + > net/mac80211/ieee80211_i.h | 19 ++ > net/mac80211/main.c | 2 + > net/mac80211/wbrf.c | 103 +++++++ > net/wireless/chan.c | 3 +- > 29 files changed, 1252 insertions(+), 6 deletions(-) > create mode 100644 drivers/acpi/amd_wbrf.c > create mode 100644 drivers/base/wbrf.c > create mode 100644 include/linux/acpi_amd_wbrf.h > create mode 100644 include/linux/wbrf.h > create mode 100644 net/mac80211/wbrf.c > > -- > 2.34.1
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