From patchwork Wed Sep 28 16:21:15 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 611939 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A5BB0C32771 for ; Wed, 28 Sep 2022 16:21:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233742AbiI1QVP (ORCPT ); Wed, 28 Sep 2022 12:21:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233631AbiI1QVN (ORCPT ); Wed, 28 Sep 2022 12:21:13 -0400 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 596B42E9C2; Wed, 28 Sep 2022 09:21:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1664382072; x=1695918072; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=sbiNaRFjNY6cqTyWmKgrWc9nZINoDnXdDFJWNkIE2P8=; b=fF75+6Y66dbjR3bPQEeCB6xeQ6SYYlbYZYbjalXbsYBwpZCZ4V90ez17 sU+1TMPVWuLu7XXCjWze2ThJpmdMqPWd3jrPaT6OQe6CI+ghb+Eels6+7 YKC//o9rD8fOEZWmbVump6UNggARgMEVOLQdvYKneRGdNXRYAYEJKSRTl DqCTLeoAOpl6y6xnyS2rIMaD9VVcG8jdko39a5Sg9B9zgBEjkjh0FmrrI mahZX7XWyrXeRxDXRXozrqxQsLeCHCUyy9pd10kW6ZYbFNu1Zdq7X/5FS qZgySXU6LK1qNJY6741ZQ/d+BMAR2/6a+KQVP4QqJoMMmXYUlRNooO2+L g==; X-IronPort-AV: E=McAfee;i="6500,9779,10484"; a="288805364" X-IronPort-AV: E=Sophos;i="5.93,352,1654585200"; d="scan'208";a="288805364" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Sep 2022 09:21:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10484"; a="599634413" X-IronPort-AV: E=Sophos;i="5.93,352,1654585200"; d="scan'208";a="599634413" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga006.jf.intel.com with ESMTP; 28 Sep 2022 09:21:02 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id C0C5E235; Wed, 28 Sep 2022 19:21:20 +0300 (EEST) From: Andy Shevchenko To: Wolfram Sang , Andy Shevchenko , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jarkko Nikula , Mika Westerberg , Jan Dabros Subject: [PATCH v1 1/2] i2c: designware-pci: Group AMD NAVI quirk parts together Date: Wed, 28 Sep 2022 19:21:15 +0300 Message-Id: <20220928162116.66724-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org The code is ogranazed in a way that all related parts to the certain platform quirk go toghether. This is not the case for AMD NAVI. Shuffle code to make it happen. While at it, drop the frequency definition and use hard coded value as it's done for other platforms and add a comment to the PCI ID list. Signed-off-by: Andy Shevchenko --- drivers/i2c/busses/i2c-designware-pcidrv.c | 30 +++++++++++----------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index c001719209be..6e8a9d26563a 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -27,7 +27,6 @@ #include "i2c-ccgx-ucsi.h" #define DRIVER_NAME "i2c-designware-pci" -#define AMD_CLK_RATE_HZ 100000 enum dw_pci_ctl_id_t { medfield, @@ -100,11 +99,6 @@ static u32 mfld_get_clk_rate_khz(struct dw_i2c_dev *dev) return 25000; } -static u32 navi_amd_get_clk_rate_khz(struct dw_i2c_dev *dev) -{ - return AMD_CLK_RATE_HZ; -} - static int mfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c) { struct dw_i2c_dev *dev = dev_get_drvdata(&pdev->dev); @@ -126,15 +120,6 @@ static int mfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c) return -ENODEV; } -static int navi_amd_setup(struct pci_dev *pdev, struct dw_pci_controller *c) -{ - struct dw_i2c_dev *dev = dev_get_drvdata(&pdev->dev); - - dev->flags |= MODEL_AMD_NAVI_GPU; - dev->timings.bus_freq_hz = I2C_MAX_STANDARD_MODE_FREQ; - return 0; -} - static int mrfld_setup(struct pci_dev *pdev, struct dw_pci_controller *c) { /* @@ -159,6 +144,20 @@ static u32 ehl_get_clk_rate_khz(struct dw_i2c_dev *dev) return 100000; } +static u32 navi_amd_get_clk_rate_khz(struct dw_i2c_dev *dev) +{ + return 100000; +} + +static int navi_amd_setup(struct pci_dev *pdev, struct dw_pci_controller *c) +{ + struct dw_i2c_dev *dev = dev_get_drvdata(&pdev->dev); + + dev->flags |= MODEL_AMD_NAVI_GPU; + dev->timings.bus_freq_hz = I2C_MAX_STANDARD_MODE_FREQ; + return 0; +} + static struct dw_pci_controller dw_pci_controllers[] = { [medfield] = { .bus_num = -1, @@ -392,6 +391,7 @@ static const struct pci_device_id i2_designware_pci_ids[] = { { PCI_VDEVICE(INTEL, 0x4bbe), elkhartlake }, { PCI_VDEVICE(INTEL, 0x4bbf), elkhartlake }, { PCI_VDEVICE(INTEL, 0x4bc0), elkhartlake }, + /* AMD NAVI */ { PCI_VDEVICE(ATI, 0x7314), navi_amd }, { PCI_VDEVICE(ATI, 0x73a4), navi_amd }, { PCI_VDEVICE(ATI, 0x73e4), navi_amd }, From patchwork Wed Sep 28 16:21:16 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 610380 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8F31CC54EE9 for ; Wed, 28 Sep 2022 16:21:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234161AbiI1QVQ (ORCPT ); Wed, 28 Sep 2022 12:21:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49774 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229847AbiI1QVP (ORCPT ); Wed, 28 Sep 2022 12:21:15 -0400 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9DCBD30574; Wed, 28 Sep 2022 09:21:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; 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28 Sep 2022 09:21:03 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 32D0E265; Wed, 28 Sep 2022 19:21:22 +0300 (EEST) From: Andy Shevchenko To: Wolfram Sang , Andy Shevchenko , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Jarkko Nikula , Mika Westerberg , Jan Dabros Subject: [PATCH v1 2/2] i2c: designware-pci: Use standard pattern for memory allocation Date: Wed, 28 Sep 2022 19:21:16 +0300 Message-Id: <20220928162116.66724-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220928162116.66724-1-andriy.shevchenko@linux.intel.com> References: <20220928162116.66724-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org The pattern foo = kmalloc(sizeof(*foo), GFP_KERNEL); has an advantage when foo type is changed. Since we are planning a such, better to be prepared by using standard pattern for memory allocation. Signed-off-by: Andy Shevchenko Acked-by: Jarkko Nikula --- drivers/i2c/busses/i2c-designware-pcidrv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/i2c/busses/i2c-designware-pcidrv.c b/drivers/i2c/busses/i2c-designware-pcidrv.c index 6e8a9d26563a..e499f96506c5 100644 --- a/drivers/i2c/busses/i2c-designware-pcidrv.c +++ b/drivers/i2c/busses/i2c-designware-pcidrv.c @@ -263,7 +263,7 @@ static int i2c_dw_pci_probe(struct pci_dev *pdev, return dev_err_probe(&pdev->dev, r, "I/O memory remapping failed\n"); - dev = devm_kzalloc(&pdev->dev, sizeof(struct dw_i2c_dev), GFP_KERNEL); + dev = devm_kzalloc(&pdev->dev, sizeof(*dev), GFP_KERNEL); if (!dev) return -ENOMEM;