From patchwork Mon Jul 22 10:59:50 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yanteng Si X-Patchwork-Id: 13738673 X-Patchwork-Delegate: kuba@kernel.org Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 459A2161936 for ; Mon, 22 Jul 2024 11:00:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=114.242.206.163 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721646015; cv=none; b=fFgmDhtzbb6pGyfPQds8drHL+iW8wJbVsKBJVdjLpS48eGx8RWndPmbX9n2YpveP+QfD1BuQQxXnDKnNAxB1D18WHcS4s7JyxkL2HvSp8k7QjNMfdwn+kqSQ4VE7oro10GJDZ7lwMmDb9iVO+pnVQB1X4y8gXG6FS92jcgR8bPU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721646015; c=relaxed/simple; bh=N1ez8mnV5MhDJJMnpI/t1p084dljcdJDtSssEaKB/a8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=oMXqTrCbWytAr9PnILF5VPHOy0XPZ/Ewbc6/CvcE0sr5rTmZNghkpFCSRdz0F6Q5h9/TMuA6C/FPmceZIpUdE8AYfZ5Xw9SQES5YtWAdlbUUxdFAC9DNPX4g2FVTLt0RZcZI8U8xsX0jg8a7rQvUbDzjoj0VW57YnQSSRCsrCgk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn; spf=pass smtp.mailfrom=loongson.cn; arc=none smtp.client-ip=114.242.206.163 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=loongson.cn Received: from localhost.localdomain (unknown [223.64.68.124]) by localhost.localdomain (Coremail) with SMTP id AQAAf8BxVcWxO55mOxtUAA--.44786S3; Mon, 22 Jul 2024 19:00:03 +0800 (CST) From: Yanteng Si To: andrew@lunn.ch, hkallweit1@gmail.com, peppe.cavallaro@st.com, alexandre.torgue@foss.st.com, joabreu@synopsys.com, fancer.lancer@gmail.com, diasyzhang@tencent.com Cc: Yanteng Si , Jose.Abreu@synopsys.com, chenhuacai@kernel.org, linux@armlinux.org.uk, guyinggang@loongson.cn, netdev@vger.kernel.org, chris.chenfeiyang@gmail.com, si.yanteng@linux.dev, Huacai Chen Subject: [PATCH net-next RFC v15 05/14] net: stmmac: dwmac-loongson: Drop pci_enable/disable_msi calls Date: Mon, 22 Jul 2024 18:59:50 +0800 Message-Id: <6f43579a0aa6e8282b046895c156b5cac80e16c6.1721645682.git.siyanteng@loongson.cn> X-Mailer: git-send-email 2.31.4 In-Reply-To: References: Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-CM-TRANSID: AQAAf8BxVcWxO55mOxtUAA--.44786S3 X-Coremail-Antispam: 1UD129KBjvJXoW7Zw1xXFWfKrW3JFyxGr4rZrb_yoW8tr15pF sxAa4Fgry0qry7ua1DZr4UXFy5XrW7t397GF4jkw1F939ay34vqF1rtFyjvF1xAFWkG3W7 XrWqyr18uF4kCwUanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUPC14x267AKxVWrJVCq3wAFc2x0x2IEx4CE42xK8VAvwI8IcIk0 rVWrJVCq3wAFIxvE14AKwVWUJVWUGwA2048vs2IY020E87I2jVAFwI0_Jr4l82xGYIkIc2 x26xkF7I0E14v26r4j6ryUM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0 Y4vE2Ix0cI8IcVAFwI0_Xr0_Ar1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr1j6F4UJw A2z4x0Y4vEx4A2jsIE14v26rxl6s0DM28EF7xvwVC2z280aVCY1x0267AKxVW0oVCq3wAS 0I0E0xvYzxvE52x082IY62kv0487Mc02F40EFcxC0VAKzVAqx4xG6I80ewAv7VC0I7IYx2 IY67AKxVWUXVWUAwAv7VC2z280aVAFwI0_Jr0_Gr1lOx8S6xCaFVCjc4AY6r1j6r4UM4x0 Y48IcxkI7VAKI48JM4x0x7Aq67IIx4CEVc8vx2IErcIFxwACI402YVCY1x02628vn2kIc2 xKxwCY02Avz4vE14v_Gw4l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1l x2IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14 v26r4a6rW5MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_JFI_Gr1lIxAIcVC0I7IY x2IY6xkF7I0E14v26F4j6r4UJwCI42IY6xAIw20EY4v20xvaj40_Jr0_JF4lIxAIcVC2z2 80aVAFwI0_Jr0_Gr1lIxAIcVC2z280aVCY1x0267AKxVW8JVW8JrUvcSsGvfC2KfnxnUUI 43ZEXa7VUUldgtUUUUU== X-CM-SenderInfo: pvl1t0pwhqwqxorr0wxvrqhubq/ X-Patchwork-Delegate: kuba@kernel.org X-Patchwork-State: RFC The Loongson GMAC driver currently doesn't utilize the MSI IRQs, but retrieves the IRQs specified in the device DT-node. Let's drop the direct pci_enable_msi()/pci_disable_msi() calls then as redundant Signed-off-by: Feiyang Chen Signed-off-by: Yinggang Gu Reviewed-by: Serge Semin Acked-by: Huacai Chen Signed-off-by: Yanteng Si --- drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c index 9dbd11766364..32814afdf321 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-loongson.c @@ -114,7 +114,6 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id pci_set_master(pdev); loongson_default_data(plat); - pci_enable_msi(pdev); memset(&res, 0, sizeof(res)); res.addr = pcim_iomap_table(pdev)[0]; @@ -122,7 +121,7 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id if (res.irq < 0) { dev_err(&pdev->dev, "IRQ macirq not found\n"); ret = -ENODEV; - goto err_disable_msi; + goto err_disable_device; } res.wol_irq = of_irq_get_byname(np, "eth_wake_irq"); @@ -135,17 +134,15 @@ static int loongson_dwmac_probe(struct pci_dev *pdev, const struct pci_device_id if (res.lpi_irq < 0) { dev_err(&pdev->dev, "IRQ eth_lpi not found\n"); ret = -ENODEV; - goto err_disable_msi; + goto err_disable_device; } ret = stmmac_dvr_probe(&pdev->dev, plat, &res); if (ret) - goto err_disable_msi; + goto err_disable_device; return ret; -err_disable_msi: - pci_disable_msi(pdev); err_disable_device: pci_disable_device(pdev); err_put_node: @@ -169,7 +166,6 @@ static void loongson_dwmac_remove(struct pci_dev *pdev) break; } - pci_disable_msi(pdev); pci_disable_device(pdev); }