From nobody Tue Oct 7 13:35:44 2025 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) (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 C88E6289340; Thu, 10 Jul 2025 07:19:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752131992; cv=none; b=ANR30/QYrpf08iCa8Sr/kvvKMVeDYkFXpWAGtqcUwvHCN7NoaPd+jd1EGAD6IYjOEsZ+lg9xwNxZY/4PMzKjtOJISQzYPW2aOaSmZZJDWRLdk0b4qSoZNUogU5i9N1ssjQLahGR0UM1cu8uwKSH4I+KGU28UeC33/M3HxQAD0AQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752131992; c=relaxed/simple; bh=HdZM+lCygRtcGKGdmfKOBD9czchBwnFeRqigzvpekUw=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=IUO5eWkaDFJJiWK3F+h1AymIcSfwCCWrvWRvFQRCLgFfSgdf/LnAZ4OWzIhur5KEJ9yG1Tv7dyb+8DbTvE/+g1pDsDTkEo++D3FOsy3UEO7DHoq4002F9IqYtffwk9BQYIeZCBLdHkbRLKoWKvCn3iqY9kAljHylQAg0u5pDghQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=eL8be6es; arc=none smtp.client-ip=198.175.65.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="eL8be6es" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1752131991; x=1783667991; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=HdZM+lCygRtcGKGdmfKOBD9czchBwnFeRqigzvpekUw=; b=eL8be6escSO2frYvWjopCaLb95jch1SQI6fCBMfhuHBN/a05fmgvnT+m Q3ByGcrtUDQAXDD7SrdNbrNmDZFrirFXJMjuM7Rf4oBq3yVS3lHiXVmKl /1KhnoxUAsqXfhDmbJL9qAXIVuyRnNogbVeteQxIS1KwAMB+PXZAGsw6m n3YIlSlLCRH9hamgJsuxUPcwHCc6wnHP5/OMnPdZjLmIzIOttnd993k4+ WZVhj7c+BH+NgLv1+vgCBRDfbG6oxPrOiGSdT4b5dyT7rkFUg9yYb0//t A1DW38M/B4JKp4jzJPdHaVwd/Slgdl+20p5A6o3JXfiqAwtS4RUn8azKk A==; X-CSE-ConnectionGUID: riQpZ/J1RxiGVCZ7rXFPpg== X-CSE-MsgGUID: APmR+fwZQVuB7U782Ufkxg== X-IronPort-AV: E=McAfee;i="6800,10657,11489"; a="54256706" X-IronPort-AV: E=Sophos;i="6.16,300,1744095600"; d="scan'208";a="54256706" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Jul 2025 00:19:51 -0700 X-CSE-ConnectionGUID: Inayylf0T/qB4vO/rEigNQ== X-CSE-MsgGUID: PGyU7bqgRJmu2PVMyfTE4Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,300,1744095600"; d="scan'208";a="160323941" Received: from jraag-z790m-itx-wifi.iind.intel.com ([10.190.239.23]) by orviesa003.jf.intel.com with ESMTP; 10 Jul 2025 00:19:45 -0700 From: Raag Jadav To: lucas.demarchi@intel.com, thomas.hellstrom@linux.intel.com, rodrigo.vivi@intel.com Cc: jarkko.nikula@linux.intel.com, airlied@gmail.com, simona@ffwll.ch, andriy.shevchenko@linux.intel.com, mika.westerberg@linux.intel.com, jsd@semihalf.com, andi.shyti@kernel.org, raag.jadav@intel.com, riana.tauro@intel.com, srinivasa.adatrao@intel.com, michael.j.ruhl@intel.com, intel-xe@lists.freedesktop.org, linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org, Heikki Krogerus , Andi Shyti Subject: [PATCH v7 2/5] i2c: designware: Add quirk for Intel Xe Date: Thu, 10 Jul 2025 12:46:09 +0530 Message-Id: <20250710071612.2714990-3-raag.jadav@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250710071612.2714990-1-raag.jadav@intel.com> References: <20250710071612.2714990-1-raag.jadav@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Heikki Krogerus The regmap is coming from the parent also in case of Xe GPUs. Reusing the Wangxun quirk for that. Originally-by: Michael J. Ruhl Signed-off-by: Heikki Krogerus Reviewed-by: Andi Shyti Acked-by: Jarkko Nikula --- 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/buss= es/i2c-designware-platdrv.c index 3104f52e32be..a35e4c64a1d4 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 =20 -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 =3D 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 =3D to_platform_device(dev->dev); int ret; =20 + 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 =3D bt1_i2c_request_regs(dev); break; case MODEL_WANGXUN_SP: - ret =3D txgbe_i2c_request_regs(dev); + ret =3D dw_i2c_get_parent_regmap(dev); break; default: dev->base =3D devm_platform_ioremap_resource(pdev, 0); --=20 2.34.1