From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 EEB331EE02F; Tue, 30 Sep 2025 15:03:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759244599; cv=none; b=f03bwKeOXtn7tVKjB8QX2mdtIS5Rh7KcTbKrVRFfQASXifJ2TlNhRLskDlpIh3hIkxigpqCAAut6aca3c3yte5nX1+pMdN2tkPI1DJIf6ozKgOmgKkb/yIdMuh4cWwkXJ8iW21ltI7p9LI8PWVnBP/CMRvPKuU1AjIoBODNdaq4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759244599; c=relaxed/simple; bh=EBOJzsAccVQlNz6HrERFVYkqzgXAdYgimiCP5woVZo8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=aM15GxVmKTJGrzyYS6Wgc3tnhun+EuTdHP3Qd8Y8OU9gU7f9qdTw7mJoX92UTwRI93uD6g9ulB2EfRP6jnNHzJx8rQK2zm+AIEEvq2QMcNTpHME0AId6AM5Yvhg/X2Se6GifX52gVhMbHeOhKQNi+e0sbmgsKYfMXopxl34rRPU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=oxmVYPea; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="oxmVYPea" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6AFB2C116C6; Tue, 30 Sep 2025 15:03:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1759244598; bh=EBOJzsAccVQlNz6HrERFVYkqzgXAdYgimiCP5woVZo8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oxmVYPeaRBoo4awnZi5opKc1guHvvheWTwE4bOuxz3S/ZZyoShMkh5LpiLpOx0i2I vVmTa4y7/VVOkbZeLoXBYvj35FZ4NuLjWcWc4lrsUQJis5/LM1L9JWCjpixBPOIFSO XkdxghiUo94dYhFRwbv3DHZSVGxo7+UWgN4P0W6k= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jarkko Nikula , "Michael J. Ruhl" , Heikki Krogerus , Andi Shyti , Rodrigo Vivi , Sasha Levin Subject: [PATCH 6.16 025/143] i2c: designware: Add quirk for Intel Xe Date: Tue, 30 Sep 2025 16:45:49 +0200 Message-ID: <20250930143832.245046838@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250930143831.236060637@linuxfoundation.org> References: <20250930143831.236060637@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Heikki Krogerus [ Upstream commit f6a8e9f3de4567c71ef9f5f13719df69a8b96081 ] The regmap is coming from the parent also in case of Xe GPUs. Reusing the Wangxun quirk for that. Acked-by: Jarkko Nikula Co-developed-by: Michael J. Ruhl Signed-off-by: Michael J. Ruhl Signed-off-by: Heikki Krogerus Reviewed-by: Andi Shyti Link: https://lore.kernel.org/r/20250701122252.2590230-3-heikki.krogerus@linux.intel.com Signed-off-by: Rodrigo Vivi [Rodrigo fixed the co-developed tags while merging] Signed-off-by: Sasha Levin --- drivers/i2c/busses/i2c-designware-platdrv.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c index 879719e91df2a..c1262df02cdb2 100644 --- a/drivers/i2c/busses/i2c-designware-platdrv.c +++ b/drivers/i2c/busses/i2c-designware-platdrv.c @@ -101,7 +101,7 @@ static int bt1_i2c_request_regs(struct dw_i2c_dev *dev) } #endif -static int txgbe_i2c_request_regs(struct dw_i2c_dev *dev) +static int dw_i2c_get_parent_regmap(struct dw_i2c_dev *dev) { dev->map = dev_get_regmap(dev->dev->parent, NULL); if (!dev->map) @@ -123,12 +123,15 @@ static int dw_i2c_plat_request_regs(struct dw_i2c_dev *dev) struct platform_device *pdev = to_platform_device(dev->dev); int ret; + if (device_is_compatible(dev->dev, "intel,xe-i2c")) + return dw_i2c_get_parent_regmap(dev); + switch (dev->flags & MODEL_MASK) { case MODEL_BAIKAL_BT1: ret = bt1_i2c_request_regs(dev); break; case MODEL_WANGXUN_SP: - ret = txgbe_i2c_request_regs(dev); + ret = dw_i2c_get_parent_regmap(dev); break; default: dev->base = devm_platform_ioremap_resource(pdev, 0); -- 2.51.0