From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [78.32.30.218]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DEA647081F; Sat, 7 Mar 2026 11:03:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=78.32.30.218 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772881419; cv=none; b=Ri+YFoTfA27JGDaOn0hWNgl+T91BNk3//e+8hMZIVA14S3O9zgTvhmNM6JzciVqGOeAIrCCZVDl4tAAiXNHyNNFzZcEIOsQAVShu5LCzYqRt81HOEL49PgwBpZTj5r8afcYwMsBvLqNL4UfthLUvdLHEwpIYEdvaNm8JeM69pas= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772881419; c=relaxed/simple; bh=z5rQEzjO9qhBW+MxPk6raUNctvZj8rSJkZ64MrMgWu4=; h=In-Reply-To:References:From:To:Cc:Subject:MIME-Version: Content-Disposition:Content-Type:Message-Id:Date; b=UTH1L+DkaPQKHo6dThOdo31RlAnvOOL8fNIZdlvdnZPhGOkYCug5RA5GEw3tQFjvarf/Dl9Cq3lZarBphMa/W9raQvkQTYutji2OhlL1oGxlW0h4x8msqBcI1G/gyBYeeNVIRErREUwH8T04k1Q7ZlqLxtvvR9WEQQYy0Hl5WYk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk; spf=none smtp.mailfrom=armlinux.org.uk; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b=Pzfudn6a; arc=none smtp.client-ip=78.32.30.218 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=armlinux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="Pzfudn6a" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Date:Sender:Message-Id:Content-Type: Content-Transfer-Encoding:MIME-Version:Subject:Cc:To:From:References: In-Reply-To:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=BqOZqsxLjH0KcEVHYX5tZr7X5AxIS8B6ZxX6dP1JQCw=; b=Pzfudn6a7l/b8b55HtmX9pEEih Mm0EokPAzs21rn5GpwfEqyg+bkcaM0srV1B051bJvN22YLKwMZM8OpOf1bXvUq26Gp0cIVgM+8oCv IseY7/JPYNXrQGSCckcwRf8RoT5F1ExAdR6eA2pKeWJPjg76QPv7FYtbWc9WBBjWMtGE9Ec6WLJbG PXOzTfi6mWwbB8T5mgiWUPDxklQMpZQsbqeHxfNsJai1rKH4KFBmrpy7tG3RlfNbE9rft+YnxNJH/ cTAHyRyv03tPJZDELId1i5UpKPAl8NcYIllDgg70rcCuiwQIeeVld+97qXwulgsiPu8VPDJh6fjiu wdxHY1uw==; Received: from e0022681537dd.dyn.armlinux.org.uk ([fd8f:7570:feb6:1:222:68ff:fe15:37dd]:48778 helo=rmk-PC.armlinux.org.uk) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1vypR4-0000000028j-08id; Sat, 07 Mar 2026 11:03:08 +0000 Received: from rmk by rmk-PC.armlinux.org.uk with local (Exim 4.98.2) (envelope-from ) id 1vypQy-0000000CSwP-28Y9; Sat, 07 Mar 2026 11:03:00 +0000 In-Reply-To: References: From: "Russell King (Oracle)" To: Andrew Lunn Cc: Alexandre Torgue , Andrew Lunn , AngeloGioacchino Del Regno , Chen-Yu Tsai , "David S. Miller" , Eric Dumazet , Frank Li , imx@lists.linux.dev, Jakub Kicinski , Jan Petrous , Jonathan Hunter , linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-stm32@st-md-mailman.stormreply.com, linux-sunxi@lists.linux.dev, linux-tegra@vger.kernel.org, Maxime Chevallier , Mohd Ayaan Anwar , netdev@vger.kernel.org, Paolo Abeni , Pengutronix Kernel Team , s32@nxp.com, Samuel Holland , Sascha Hauer , Yao Zi Subject: [PATCH net-next 5/7] net: stmmac: use u8 for host_dma_width and similar struct members Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="utf-8" Message-Id: Sender: Russell King Date: Sat, 07 Mar 2026 11:03:00 +0000 We aren't going to see >= 256-bit address busses soon, so reduce host_dma_width and associated other struct members that initialise this from u8 to u32. Signed-off-by: Russell King (Oracle) --- drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c | 2 +- drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c | 6 +++--- drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c | 2 +- include/linux/stmmac.h | 2 +- 4 files changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c index 9f5a15b81f8a..9d1bd72ffb73 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-imx.c @@ -42,8 +42,8 @@ struct imx_priv_data; struct imx_dwmac_ops { - u32 addr_width; u32 flags; + u8 addr_width; bool mac_rgmii_txclk_auto_adj; int (*fix_soc_reset)(struct stmmac_priv *priv); diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c index a139db6a8cbb..30ae0dba7fff 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c @@ -93,9 +93,9 @@ struct mediatek_dwmac_variant { const char * const *clk_list; int num_clks; - u32 dma_bit_mask; u32 rx_delay_max; u32 tx_delay_max; + u8 dma_bit_mask; }; /* list of clocks required for mac */ @@ -268,9 +268,9 @@ static const struct mediatek_dwmac_variant mt2712_gmac_variant = { .dwmac_set_delay = mt2712_set_delay, .clk_list = mt2712_dwmac_clk_l, .num_clks = ARRAY_SIZE(mt2712_dwmac_clk_l), - .dma_bit_mask = 33, .rx_delay_max = 17600, .tx_delay_max = 17600, + .dma_bit_mask = 33, }; static int mt8195_set_interface(struct mediatek_dwmac_plat_data *plat, @@ -418,9 +418,9 @@ static const struct mediatek_dwmac_variant mt8195_gmac_variant = { .dwmac_set_delay = mt8195_set_delay, .clk_list = mt8195_dwmac_clk_l, .num_clks = ARRAY_SIZE(mt8195_dwmac_clk_l), - .dma_bit_mask = 35, .rx_delay_max = 9280, .tx_delay_max = 9280, + .dma_bit_mask = 35, }; static int mediatek_dwmac_config_dt(struct mediatek_dwmac_plat_data *plat) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c index 388e9fdeb86c..3ccf20fdf52a 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c @@ -91,8 +91,8 @@ struct ethqos_emac_driver_data { unsigned int num_rgmii_por; bool rgmii_config_loopback_en; bool has_emac_ge_3; + u8 dma_addr_width; const char *link_clk_name; - u32 dma_addr_width; struct dwmac4_addrs dwmac4_addrs; bool needs_sgmii_loopback; }; diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index 03fd85060a73..11886189bf51 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -243,7 +243,7 @@ struct plat_stmmacenet_data { int unicast_filter_entries; int tx_fifo_size; int rx_fifo_size; - u32 host_dma_width; + u8 host_dma_width; u8 rx_queues_to_use; u8 tx_queues_to_use; u8 rx_sched_algorithm; -- 2.47.3