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Mon, 5 Aug 2024 07:34:42 +0000 Received: from TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0]) by TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0%6]) with mapi id 15.20.7828.024; Mon, 5 Aug 2024 07:34:42 +0000 From: Jacobe Zang To: robh@kernel.org, krzk+dt@kernel.org, heiko@sntech.de, kvalo@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, conor+dt@kernel.org, arend.vanspriel@broadcom.com Cc: efectn@protonmail.com, dsimic@manjaro.org, jagan@edgeble.ai, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, arend@broadcom.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, megi@xff.cz, duoming@zju.edu.cn, bhelgaas@google.com, minipli@grsecurity.net, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, nick@khadas.com, Jacobe Zang , Krzysztof Kozlowski Subject: [PATCH v8 1/5] dt-bindings: net: wireless: brcm4329-fmac: add pci14e4,449d Date: Mon, 5 Aug 2024 15:34:21 +0800 Message-Id: <20240805073425.3492078-2-jacobe.zang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240805073425.3492078-1-jacobe.zang@wesion.com> References: <20240805073425.3492078-1-jacobe.zang@wesion.com> X-ClientProxiedBy: SGXP274CA0010.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:b8::22) To TYZPR03MB7001.apcprd03.prod.outlook.com (2603:1096:400:26a::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR03MB7001:EE_|JH0PR03MB8052:EE_ X-MS-Office365-Filtering-Correlation-Id: f8935d96-f9ce-4187-9e2b-08dcb5211205 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|366016|7416014|376014|1800799024|38350700014|921020; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org It's the device id used by AP6275P which is the Wi-Fi module used by Rockchip's RK3588 evaluation board and also used in some other RK3588 boards. Acked-by: Arend van Spriel Acked-by: Krzysztof Kozlowski Signed-off-by: Jacobe Zang --- .../devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml | 1 + 1 file changed, 1 insertion(+) diff --git a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml index e564f20d8f415..2c2093c77ec9a 100644 --- a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml +++ b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml @@ -53,6 +53,7 @@ properties: - pci14e4,4488 # BCM4377 - pci14e4,4425 # BCM4378 - pci14e4,4433 # BCM4387 + - pci14e4,449d # BCM43752 reg: description: SDIO function number for the device (for most cases From patchwork Mon Aug 5 07:34:22 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacobe Zang X-Patchwork-Id: 13753200 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A932DC3DA7F for ; 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Mon, 5 Aug 2024 07:34:46 +0000 From: Jacobe Zang To: robh@kernel.org, krzk+dt@kernel.org, heiko@sntech.de, kvalo@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, conor+dt@kernel.org, arend.vanspriel@broadcom.com Cc: efectn@protonmail.com, dsimic@manjaro.org, jagan@edgeble.ai, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, arend@broadcom.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, megi@xff.cz, duoming@zju.edu.cn, bhelgaas@google.com, minipli@grsecurity.net, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, nick@khadas.com, Jacobe Zang , Krzysztof Kozlowski Subject: [PATCH v8 2/5] dt-bindings: net: wireless: brcm4329-fmac: add clock description for AP6275P Date: Mon, 5 Aug 2024 15:34:22 +0800 Message-Id: <20240805073425.3492078-3-jacobe.zang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240805073425.3492078-1-jacobe.zang@wesion.com> References: <20240805073425.3492078-1-jacobe.zang@wesion.com> X-ClientProxiedBy: SGXP274CA0010.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:b8::22) To TYZPR03MB7001.apcprd03.prod.outlook.com (2603:1096:400:26a::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR03MB7001:EE_|JH0PR03MB8052:EE_ X-MS-Office365-Filtering-Correlation-Id: d9ab381a-b1fb-4c52-7aec-08dcb52114bc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|366016|7416014|376014|1800799024|38350700014|921020; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Not only AP6275P Wi-Fi device but also all Broadcom wireless devices allow external low power clock input. In DTS the clock as an optional choice in the absence of an internal clock. Reviewed-by: Arend van Spriel Reviewed-by: Krzysztof Kozlowski Signed-off-by: Jacobe Zang --- .../bindings/net/wireless/brcm,bcm4329-fmac.yaml | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml index 2c2093c77ec9a..a3607d55ef367 100644 --- a/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml +++ b/Documentation/devicetree/bindings/net/wireless/brcm,bcm4329-fmac.yaml @@ -122,6 +122,14 @@ properties: NVRAM. This would normally be filled in by the bootloader from platform configuration data. + clocks: + items: + - description: External Low Power Clock input (32.768KHz) + + clock-names: + items: + - const: lpo + required: - compatible - reg From patchwork Mon Aug 5 07:34:23 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacobe Zang X-Patchwork-Id: 13753201 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BAE93C3DA7F for ; Mon, 5 Aug 2024 07:37:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:MIME-Version:Content-Type: Content-Transfer-Encoding:References:In-Reply-To:Message-Id:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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Mon, 5 Aug 2024 07:34:51 +0000 Received: from TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0]) by TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0%6]) with mapi id 15.20.7828.024; Mon, 5 Aug 2024 07:34:51 +0000 From: Jacobe Zang To: robh@kernel.org, krzk+dt@kernel.org, heiko@sntech.de, kvalo@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, conor+dt@kernel.org, arend.vanspriel@broadcom.com Cc: efectn@protonmail.com, dsimic@manjaro.org, jagan@edgeble.ai, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, arend@broadcom.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, megi@xff.cz, duoming@zju.edu.cn, bhelgaas@google.com, minipli@grsecurity.net, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, nick@khadas.com, Jacobe Zang Subject: [PATCH v8 3/5] arm64: dts: rockchip: Add AP6275P wireless support to Khadas Edge 2 Date: Mon, 5 Aug 2024 15:34:23 +0800 Message-Id: <20240805073425.3492078-4-jacobe.zang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240805073425.3492078-1-jacobe.zang@wesion.com> References: <20240805073425.3492078-1-jacobe.zang@wesion.com> X-ClientProxiedBy: SGXP274CA0010.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:b8::22) To TYZPR03MB7001.apcprd03.prod.outlook.com (2603:1096:400:26a::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR03MB7001:EE_|JH0PR03MB8052:EE_ X-MS-Office365-Filtering-Correlation-Id: 8196263a-e8c6-4ccd-d143-08dcb5211739 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|366016|7416014|376014|1800799024|38350700014|921020; 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Khadas Edge2 uses the PCI-e Ampak AP6275P 2T2R Wi-Fi 6 module. The pcie@0 node can be used as Bridge1, so the wifi@0 node is used as a device under the Bridge1. Co-developed-by: Muhammed Efe Cetin Signed-off-by: Muhammed Efe Cetin Signed-off-by: Jacobe Zang Reviewed-by: Arend van Spriel --- .../boot/dts/rockchip/rk3588s-khadas-edge2.dts | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts index dbddfc3bb4641..a3361ca25867d 100644 --- a/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts +++ b/arch/arm64/boot/dts/rockchip/rk3588s-khadas-edge2.dts @@ -283,6 +283,22 @@ &pcie2x1l2 { reset-gpios = <&gpio3 RK_PD1 GPIO_ACTIVE_HIGH>; vpcie3v3-supply = <&vcc3v3_pcie_wl>; status = "okay"; + + pcie@0,0 { + reg = <0x400000 0 0 0 0>; + #address-cells = <3>; + #size-cells = <2>; + ranges; + device_type = "pci"; + bus-range = <0x40 0x4f>; + + wifi: wifi@0,0 { + compatible = "brcm,bcm4329-fmac", "pci14e4,449d"; + reg = <0x410000 0 0 0 0>; + clocks = <&hym8563>; + clock-names = "lpo"; + }; + }; }; &pwm11 { From patchwork Mon Aug 5 07:34:24 2024 Content-Type: text/plain; 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Mon, 5 Aug 2024 07:34:55 +0000 Received: from TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0]) by TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0%6]) with mapi id 15.20.7828.024; Mon, 5 Aug 2024 07:34:55 +0000 From: Jacobe Zang To: robh@kernel.org, krzk+dt@kernel.org, heiko@sntech.de, kvalo@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, conor+dt@kernel.org, arend.vanspriel@broadcom.com Cc: efectn@protonmail.com, dsimic@manjaro.org, jagan@edgeble.ai, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, arend@broadcom.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, megi@xff.cz, duoming@zju.edu.cn, bhelgaas@google.com, minipli@grsecurity.net, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, nick@khadas.com, Jacobe Zang Subject: [PATCH v8 4/5] wifi: brcmfmac: Add optional lpo clock enable support Date: Mon, 5 Aug 2024 15:34:24 +0800 Message-Id: <20240805073425.3492078-5-jacobe.zang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240805073425.3492078-1-jacobe.zang@wesion.com> References: <20240805073425.3492078-1-jacobe.zang@wesion.com> X-ClientProxiedBy: SGXP274CA0010.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:b8::22) To TYZPR03MB7001.apcprd03.prod.outlook.com (2603:1096:400:26a::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR03MB7001:EE_|JH0PR03MB8052:EE_ X-MS-Office365-Filtering-Correlation-Id: 55bd7744-8b7c-4290-d2f3-08dcb52119ae X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|366016|7416014|376014|1800799024|38350700014|921020; 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Add support to enable the clock to PCIe driver and move "brcm,bcm4329-fmac" check to the top of brcmf_of_probe. Change function prototypes from void to int and add appropriate errno's for return values that will be send to bus when error occurred. Co-developed-by: Ondrej Jirman Signed-off-by: Ondrej Jirman Co-developed-by: Arend van Spriel Signed-off-by: Arend van Spriel Signed-off-by: Jacobe Zang --- .../broadcom/brcm80211/brcmfmac/bcmsdh.c | 4 +++ .../broadcom/brcm80211/brcmfmac/common.c | 6 +++- .../wireless/broadcom/brcm80211/brcmfmac/of.c | 28 +++++++++++++------ .../wireless/broadcom/brcm80211/brcmfmac/of.h | 9 +++--- .../broadcom/brcm80211/brcmfmac/pcie.c | 3 ++ .../broadcom/brcm80211/brcmfmac/sdio.c | 18 ++++++++---- .../broadcom/brcm80211/brcmfmac/usb.c | 3 ++ 7 files changed, 52 insertions(+), 19 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index 13391c2d82aae..ee3ca85c4a47b 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -951,6 +951,10 @@ int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) ret = -ENODEV; goto out; } + if (IS_ERR(sdiodev->bus)) { + ret = PTR_ERR(sdiodev->bus); + goto out; + } brcmf_sdiod_host_fixup(sdiodev->func2->card->host); out: if (ret) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c index b24faae35873d..6c5d26f9b7661 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/common.c @@ -561,8 +561,12 @@ struct brcmf_mp_device *brcmf_get_module_param(struct device *dev, if (!found) { /* No platform data for this device, try OF and DMI data */ brcmf_dmi_probe(settings, chip, chiprev); - brcmf_of_probe(dev, bus_type, settings); brcmf_acpi_probe(dev, bus_type, settings); + i = brcmf_of_probe(dev, bus_type, settings); + if (i < 0) { + kfree(settings); + settings = ERR_PTR(i); + } } return settings; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c index e406e11481a62..5f61363fb5d0e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.c @@ -6,6 +6,7 @@ #include #include #include +#include #include #include "debug.h" @@ -65,17 +66,21 @@ static int brcmf_of_get_country_codes(struct device *dev, return 0; } -void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, - struct brcmf_mp_device *settings) +int brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, + struct brcmf_mp_device *settings) { struct brcmfmac_sdio_pd *sdio = &settings->bus.sdio; struct device_node *root, *np = dev->of_node; + struct clk *clk; const char *prop; int irq; int err; u32 irqf; u32 val; + if (!np || !of_device_is_compatible(np, "brcm,bcm4329-fmac")) + return 0; + /* Apple ARM64 platforms have their own idea of board type, passed in * via the device tree. They also have an antenna SKU parameter */ @@ -105,7 +110,7 @@ void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, board_type = devm_kstrdup(dev, tmp, GFP_KERNEL); if (!board_type) { of_node_put(root); - return; + return 0; } strreplace(board_type, '/', '-'); settings->board_type = board_type; @@ -113,8 +118,13 @@ void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, of_node_put(root); } - if (!np || !of_device_is_compatible(np, "brcm,bcm4329-fmac")) - return; + clk = devm_clk_get_optional_enabled(dev, "lpo"); + if (!IS_ERR_OR_NULL(clk)) { + brcmf_dbg(INFO, "enabling 32kHz clock\n"); + clk_set_rate(clk, 32768); + } else if (PTR_ERR_OR_ZERO(clk) == -EPROBE_DEFER) { + return -EPROBE_DEFER; + } err = brcmf_of_get_country_codes(dev, settings); if (err) @@ -123,23 +133,25 @@ void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, of_get_mac_address(np, settings->mac); if (bus_type != BRCMF_BUSTYPE_SDIO) - return; + return 0; if (of_property_read_u32(np, "brcm,drive-strength", &val) == 0) sdio->drive_strength = val; /* make sure there are interrupts defined in the node */ if (!of_property_present(np, "interrupts")) - return; + return 0; irq = irq_of_parse_and_map(np, 0); if (!irq) { brcmf_err("interrupt could not be mapped\n"); - return; + return 0; } irqf = irqd_get_trigger_type(irq_get_irq_data(irq)); sdio->oob_irq_supported = true; sdio->oob_irq_nr = irq; sdio->oob_irq_flags = irqf; + + return 0; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h index 10bf52253337e..ae124c73fc3b7 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/of.h @@ -3,11 +3,12 @@ * Copyright (c) 2014 Broadcom Corporation */ #ifdef CONFIG_OF -void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, - struct brcmf_mp_device *settings); +int brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, + struct brcmf_mp_device *settings); #else -static void brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, - struct brcmf_mp_device *settings) +static int brcmf_of_probe(struct device *dev, enum brcmf_bus_type bus_type, + struct brcmf_mp_device *settings) { + return 0; } #endif /* CONFIG_OF */ diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c index 06698a714b523..c34405a6d38b8 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c @@ -2457,6 +2457,9 @@ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) ret = -ENOMEM; goto fail; } + ret = PTR_ERR_OR_ZERO(devinfo->settings); + if (ret < 0) + goto fail; bus = kzalloc(sizeof(*bus), GFP_KERNEL); if (!bus) { diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 6b38d9de71af6..7d79e2db201b5 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -3943,7 +3943,7 @@ static const struct brcmf_buscore_ops brcmf_sdio_buscore_ops = { .write32 = brcmf_sdio_buscore_write32, }; -static bool +static int brcmf_sdio_probe_attach(struct brcmf_sdio *bus) { struct brcmf_sdio_dev *sdiodev; @@ -3953,6 +3953,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) u32 reg_val; u32 drivestrength; u32 enum_base; + int ret = -EBADE; sdiodev = bus->sdiodev; sdio_claim_host(sdiodev->func1); @@ -4001,8 +4002,9 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) BRCMF_BUSTYPE_SDIO, bus->ci->chip, bus->ci->chiprev); - if (!sdiodev->settings) { + if (IS_ERR_OR_NULL(sdiodev->settings)) { brcmf_err("Failed to get device parameters\n"); + ret = PTR_ERR_OR_ZERO(sdiodev->settings); goto fail; } /* platform specific configuration: @@ -4071,7 +4073,7 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) /* allocate header buffer */ bus->hdrbuf = kzalloc(MAX_HDR_READ + bus->head_align, GFP_KERNEL); if (!bus->hdrbuf) - return false; + return -ENOMEM; /* Locate an appropriately-aligned portion of hdrbuf */ bus->rxhdr = (u8 *) roundup((unsigned long)&bus->hdrbuf[0], bus->head_align); @@ -4082,11 +4084,11 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) if (bus->poll) bus->pollrate = 1; - return true; + return 0; fail: sdio_release_host(sdiodev->func1); - return false; + return ret; } static int @@ -4446,6 +4448,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) struct brcmf_sdio *bus; struct workqueue_struct *wq; struct brcmf_fw_request *fwreq; + int probe_attach_result; brcmf_dbg(TRACE, "Enter\n"); @@ -4474,7 +4477,8 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) bus->brcmf_wq = wq; /* attempt to attach to the dongle */ - if (!(brcmf_sdio_probe_attach(bus))) { + probe_attach_result = brcmf_sdio_probe_attach(bus); + if (probe_attach_result < 0) { brcmf_err("brcmf_sdio_probe_attach failed\n"); goto fail; } @@ -4546,6 +4550,8 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) fail: brcmf_sdio_remove(bus); + if (probe_attach_result < 0) + return ERR_PTR(probe_attach_result); return NULL; } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c index 9a105e6debe1f..f7db46ae44906 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/usb.c @@ -1272,6 +1272,9 @@ static int brcmf_usb_probe_cb(struct brcmf_usbdev_info *devinfo, ret = -ENOMEM; goto fail; } + ret = PTR_ERR_OR_ZERO(devinfo->settings); + if (ret < 0) + goto fail; if (!brcmf_usb_dlneeded(devinfo)) { ret = brcmf_alloc(devinfo->dev, devinfo->settings); From patchwork Mon Aug 5 07:34:25 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jacobe Zang X-Patchwork-Id: 13753210 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BEDFEC3DA4A for ; Mon, 5 Aug 2024 07:38:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:MIME-Version:Content-Type: Content-Transfer-Encoding:References:In-Reply-To:Message-Id:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; 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Mon, 5 Aug 2024 07:34:59 +0000 Received: from TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0]) by TYZPR03MB7001.apcprd03.prod.outlook.com ([fe80::78dd:5e68:1a9c:36c0%6]) with mapi id 15.20.7828.024; Mon, 5 Aug 2024 07:34:59 +0000 From: Jacobe Zang To: robh@kernel.org, krzk+dt@kernel.org, heiko@sntech.de, kvalo@kernel.org, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, conor+dt@kernel.org, arend.vanspriel@broadcom.com Cc: efectn@protonmail.com, dsimic@manjaro.org, jagan@edgeble.ai, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, arend@broadcom.com, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, megi@xff.cz, duoming@zju.edu.cn, bhelgaas@google.com, minipli@grsecurity.net, brcm80211@lists.linux.dev, brcm80211-dev-list.pdl@broadcom.com, nick@khadas.com, Jacobe Zang Subject: [PATCH v8 5/5] wifi: brcmfmac: add flag for random seed during firmware download Date: Mon, 5 Aug 2024 15:34:25 +0800 Message-Id: <20240805073425.3492078-6-jacobe.zang@wesion.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240805073425.3492078-1-jacobe.zang@wesion.com> References: <20240805073425.3492078-1-jacobe.zang@wesion.com> X-ClientProxiedBy: SGXP274CA0010.SGPP274.PROD.OUTLOOK.COM (2603:1096:4:b8::22) To TYZPR03MB7001.apcprd03.prod.outlook.com (2603:1096:400:26a::14) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: TYZPR03MB7001:EE_|JH0PR03MB8052:EE_ X-MS-Office365-Filtering-Correlation-Id: d3a8ced0-665e-415f-a0fb-08dcb5211c39 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|52116014|366016|7416014|376014|1800799024|38350700014|921020; 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However, it turns out the BCM43752 device also needs the random seed in order to get firmware running. Suspect it is simply tied to the firmware branch used for the device. Introducing a mechanism to allow setting it for a device through the device table. Co-developed-by: Ondrej Jirman Signed-off-by: Ondrej Jirman Co-developed-by: Arend van Spriel Signed-off-by: Arend van Spriel Signed-off-by: Jacobe Zang --- .../broadcom/brcm80211/brcmfmac/pcie.c | 52 ++++++++++++++++--- .../broadcom/brcm80211/include/brcm_hw_ids.h | 2 + 2 files changed, 46 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c index c34405a6d38b8..e88fa4cd62a1d 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pcie.c @@ -66,6 +66,7 @@ BRCMF_FW_DEF(4365C, "brcmfmac4365c-pcie"); BRCMF_FW_DEF(4366B, "brcmfmac4366b-pcie"); BRCMF_FW_DEF(4366C, "brcmfmac4366c-pcie"); BRCMF_FW_DEF(4371, "brcmfmac4371-pcie"); +BRCMF_FW_CLM_DEF(43752, "brcmfmac43752-pcie"); BRCMF_FW_CLM_DEF(4377B3, "brcmfmac4377b3-pcie"); BRCMF_FW_CLM_DEF(4378B1, "brcmfmac4378b1-pcie"); BRCMF_FW_CLM_DEF(4378B3, "brcmfmac4378b3-pcie"); @@ -104,6 +105,7 @@ static const struct brcmf_firmware_mapping brcmf_pcie_fwnames[] = { BRCMF_FW_ENTRY(BRCM_CC_43664_CHIP_ID, 0xFFFFFFF0, 4366C), BRCMF_FW_ENTRY(BRCM_CC_43666_CHIP_ID, 0xFFFFFFF0, 4366C), BRCMF_FW_ENTRY(BRCM_CC_4371_CHIP_ID, 0xFFFFFFFF, 4371), + BRCMF_FW_ENTRY(BRCM_CC_43752_CHIP_ID, 0xFFFFFFFF, 43752), BRCMF_FW_ENTRY(BRCM_CC_4377_CHIP_ID, 0xFFFFFFFF, 4377B3), /* revision ID 4 */ BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0x0000000F, 4378B1), /* revision ID 3 */ BRCMF_FW_ENTRY(BRCM_CC_4378_CHIP_ID, 0xFFFFFFE0, 4378B3), /* revision ID 5 */ @@ -358,6 +360,7 @@ struct brcmf_pciedev_info { u16 value); struct brcmf_mp_device *settings; struct brcmf_otp_params otp; + bool fwseed; #ifdef DEBUG u32 console_interval; bool console_active; @@ -1720,14 +1723,14 @@ static int brcmf_pcie_download_fw_nvram(struct brcmf_pciedev_info *devinfo, memcpy_toio(devinfo->tcm + address, nvram, nvram_len); brcmf_fw_nvram_free(nvram); - if (devinfo->otp.valid) { + if (devinfo->fwseed) { size_t rand_len = BRCMF_RANDOM_SEED_LENGTH; struct brcmf_random_seed_footer footer = { .length = cpu_to_le32(rand_len), .magic = cpu_to_le32(BRCMF_RANDOM_SEED_MAGIC), }; - /* Some Apple chips/firmwares expect a buffer of random + /* Some chips/firmwares expect a buffer of random * data to be present before NVRAM */ brcmf_dbg(PCIE, "Download random seed\n"); @@ -2399,6 +2402,37 @@ static void brcmf_pcie_debugfs_create(struct device *dev) } #endif +struct brcmf_pcie_drvdata { + enum brcmf_fwvendor vendor; + bool fw_seed; +}; + +enum { + BRCMF_DRVDATA_CYW, + BRCMF_DRVDATA_BCA, + BRCMF_DRVDATA_WCC, + BRCMF_DRVDATA_WCC_SEED, +}; + +static const struct brcmf_pcie_drvdata drvdata[] = { + [BRCMF_DRVDATA_CYW] = { + .vendor = BRCMF_FWVENDOR_CYW, + .fw_seed = false, + }, + [BRCMF_DRVDATA_BCA] = { + .vendor = BRCMF_FWVENDOR_BCA, + .fw_seed = false, + }, + [BRCMF_DRVDATA_WCC] = { + .vendor = BRCMF_FWVENDOR_WCC, + .fw_seed = false, + }, + [BRCMF_DRVDATA_WCC_SEED] = { + .vendor = BRCMF_FWVENDOR_WCC, + .fw_seed = true, + }, +}; + /* Forward declaration for pci_match_id() call */ static const struct pci_device_id brcmf_pcie_devid_table[]; @@ -2480,9 +2514,10 @@ brcmf_pcie_probe(struct pci_dev *pdev, const struct pci_device_id *id) bus->bus_priv.pcie = pcie_bus_dev; bus->ops = &brcmf_pcie_bus_ops; bus->proto_type = BRCMF_PROTO_MSGBUF; - bus->fwvid = id->driver_data; bus->chip = devinfo->coreid; bus->wowl_supported = pci_pme_capable(pdev, PCI_D3hot); + bus->fwvid = drvdata[id->driver_data].vendor; + devinfo->fwseed = drvdata[id->driver_data].fw_seed; dev_set_drvdata(&pdev->dev, bus); ret = brcmf_alloc(&devinfo->pdev->dev, devinfo->settings); @@ -2668,14 +2703,14 @@ static const struct dev_pm_ops brcmf_pciedrvr_pm = { BRCM_PCIE_VENDOR_ID_BROADCOM, (dev_id), \ PCI_ANY_ID, PCI_ANY_ID, \ PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, \ - BRCMF_FWVENDOR_ ## fw_vend \ + BRCMF_DRVDATA_ ## fw_vend \ } #define BRCMF_PCIE_DEVICE_SUB(dev_id, subvend, subdev, fw_vend) \ { \ BRCM_PCIE_VENDOR_ID_BROADCOM, (dev_id), \ (subvend), (subdev), \ PCI_CLASS_NETWORK_OTHER << 8, 0xffff00, \ - BRCMF_FWVENDOR_ ## fw_vend \ + BRCMF_DRVDATA_ ## fw_vend \ } static const struct pci_device_id brcmf_pcie_devid_table[] = { @@ -2703,9 +2738,10 @@ static const struct pci_device_id brcmf_pcie_devid_table[] = { BRCMF_PCIE_DEVICE(BRCM_PCIE_4366_5G_DEVICE_ID, BCA), BRCMF_PCIE_DEVICE(BRCM_PCIE_4371_DEVICE_ID, WCC), BRCMF_PCIE_DEVICE(BRCM_PCIE_43596_DEVICE_ID, CYW), - BRCMF_PCIE_DEVICE(BRCM_PCIE_4377_DEVICE_ID, WCC), - BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID, WCC), - BRCMF_PCIE_DEVICE(BRCM_PCIE_4387_DEVICE_ID, WCC), + BRCMF_PCIE_DEVICE(BRCM_PCIE_4377_DEVICE_ID, WCC_SEED), + BRCMF_PCIE_DEVICE(BRCM_PCIE_4378_DEVICE_ID, WCC_SEED), + BRCMF_PCIE_DEVICE(BRCM_PCIE_4387_DEVICE_ID, WCC_SEED), + BRCMF_PCIE_DEVICE(BRCM_PCIE_43752_DEVICE_ID, WCC_SEED), { /* end: all zeroes */ } }; diff --git a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h index 44684bf1b9acc..c1e22c589d85e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h +++ b/drivers/net/wireless/broadcom/brcm80211/include/brcm_hw_ids.h @@ -52,6 +52,7 @@ #define BRCM_CC_43664_CHIP_ID 43664 #define BRCM_CC_43666_CHIP_ID 43666 #define BRCM_CC_4371_CHIP_ID 0x4371 +#define BRCM_CC_43752_CHIP_ID 43752 #define BRCM_CC_4377_CHIP_ID 0x4377 #define BRCM_CC_4378_CHIP_ID 0x4378 #define BRCM_CC_4387_CHIP_ID 0x4387 @@ -94,6 +95,7 @@ #define BRCM_PCIE_4366_5G_DEVICE_ID 0x43c5 #define BRCM_PCIE_4371_DEVICE_ID 0x440d #define BRCM_PCIE_43596_DEVICE_ID 0x4415 +#define BRCM_PCIE_43752_DEVICE_ID 0x449d #define BRCM_PCIE_4377_DEVICE_ID 0x4488 #define BRCM_PCIE_4378_DEVICE_ID 0x4425 #define BRCM_PCIE_4387_DEVICE_ID 0x4433