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[2620:137:e000::1:20]) by mx.google.com with ESMTP id iy9-20020a170903130900b001b049682a8dsi6638146plb.458.2023.06.22.12.23.57; Thu, 22 Jun 2023 12:24:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=Yao3QxLJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231435AbjFVSgX (ORCPT + 99 others); Thu, 22 Jun 2023 14:36:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59808 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230500AbjFVSgQ (ORCPT ); Thu, 22 Jun 2023 14:36:16 -0400 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CD9FC19AD for ; Thu, 22 Jun 2023 11:36:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1687458974; x=1718994974; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Qn2u2RLCbFdVZN4ikKWKM/l5/WyZM/ASxv2X1EZTXOc=; b=Yao3QxLJvaQKLeYW1dEdEjR9c41oFFzt5enN7dTXETPknELbQb/xxkFy iH2WxnrUhBwwo1+HBiayW69STMi6GWgD4U0s0oo3IunnJNXlknLVXAPXH T2ll+6n3ZjqJQmVOns2HiznNwT+lPlCgfL9dlwezWRzQMSr+ayp2HFpVq 0yTUWu8THxIh+2qjnwuSfx9uRkIBueFsQV1yVslCraYFStuYduIXwNtUT h2kYfW8cZ+Gj0wN41zr+42g+kAHnUGvsTkkoDUDBEoZL20mpdLYLYqM+L PLkUgOT9wBp81/sisfIDHRPVKQeLjEJLtscPW3DW+c6ntLgGLhLWYAS9F Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10749"; a="350336495" X-IronPort-AV: E=Sophos;i="6.01,149,1684825200"; d="scan'208";a="350336495" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jun 2023 11:36:10 -0700 X-IronPort-AV: E=McAfee;i="6600,9927,10749"; a="749444246" X-IronPort-AV: E=Sophos;i="6.01,149,1684825200"; d="scan'208";a="749444246" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga001.jf.intel.com with ESMTP; 22 Jun 2023 11:36:08 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 5D521241; Thu, 22 Jun 2023 21:36:19 +0300 (EEST) From: Andy Shevchenko To: Mark Brown , Andy Shevchenko , linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , "Rafael J. Wysocki" , Linus Walleij Subject: [PATCH v1 1/3] regmap: Revert "add 64-bit mode support" and Co. Date: Thu, 22 Jun 2023 21:36:11 +0300 Message-Id: <20230622183613.58762-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230622183613.58762-1-andriy.shevchenko@linux.intel.com> References: <20230622183613.58762-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1769431998215753794?= X-GMAIL-MSGID: =?utf-8?q?1769431998215753794?= With unsigned int type we never ever can pass 64-bit value. Remove never properly worked code. Note, there are no users in kernel for this size of register offsets or data. This reverts commit afcc00b91f1865f6d0bbdb687dd642ce8a3c3c9e. Also revert other 64-bit code excerpts in the regmap implementation that had been induced by the false impression made by the above mentioned change that there is a support of that data size. Signed-off-by: Andy Shevchenko --- drivers/base/regmap/regmap.c | 122 ----------------------------------- 1 file changed, 122 deletions(-) diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 89a7f1c459c1..8b37451fa931 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -311,26 +311,6 @@ static void regmap_format_32_native(void *buf, unsigned int val, memcpy(buf, &v, sizeof(v)); } -#ifdef CONFIG_64BIT -static void regmap_format_64_be(void *buf, unsigned int val, unsigned int shift) -{ - put_unaligned_be64((u64) val << shift, buf); -} - -static void regmap_format_64_le(void *buf, unsigned int val, unsigned int shift) -{ - put_unaligned_le64((u64) val << shift, buf); -} - -static void regmap_format_64_native(void *buf, unsigned int val, - unsigned int shift) -{ - u64 v = (u64) val << shift; - - memcpy(buf, &v, sizeof(v)); -} -#endif - static void regmap_parse_inplace_noop(void *buf) { } @@ -411,40 +391,6 @@ static unsigned int regmap_parse_32_native(const void *buf) return v; } -#ifdef CONFIG_64BIT -static unsigned int regmap_parse_64_be(const void *buf) -{ - return get_unaligned_be64(buf); -} - -static unsigned int regmap_parse_64_le(const void *buf) -{ - return get_unaligned_le64(buf); -} - -static void regmap_parse_64_be_inplace(void *buf) -{ - u64 v = get_unaligned_be64(buf); - - memcpy(buf, &v, sizeof(v)); -} - -static void regmap_parse_64_le_inplace(void *buf) -{ - u64 v = get_unaligned_le64(buf); - - memcpy(buf, &v, sizeof(v)); -} - -static unsigned int regmap_parse_64_native(const void *buf) -{ - u64 v; - - memcpy(&v, buf, sizeof(v)); - return v; -} -#endif - static void regmap_lock_hwlock(void *__map) { struct regmap *map = __map; @@ -1005,24 +951,6 @@ struct regmap *__regmap_init(struct device *dev, } break; -#ifdef CONFIG_64BIT - case 64: - switch (reg_endian) { - case REGMAP_ENDIAN_BIG: - map->format.format_reg = regmap_format_64_be; - break; - case REGMAP_ENDIAN_LITTLE: - map->format.format_reg = regmap_format_64_le; - break; - case REGMAP_ENDIAN_NATIVE: - map->format.format_reg = regmap_format_64_native; - break; - default: - goto err_hwlock; - } - break; -#endif - default: goto err_hwlock; } @@ -1086,28 +1014,6 @@ struct regmap *__regmap_init(struct device *dev, goto err_hwlock; } break; -#ifdef CONFIG_64BIT - case 64: - switch (val_endian) { - case REGMAP_ENDIAN_BIG: - map->format.format_val = regmap_format_64_be; - map->format.parse_val = regmap_parse_64_be; - map->format.parse_inplace = regmap_parse_64_be_inplace; - break; - case REGMAP_ENDIAN_LITTLE: - map->format.format_val = regmap_format_64_le; - map->format.parse_val = regmap_parse_64_le; - map->format.parse_inplace = regmap_parse_64_le_inplace; - break; - case REGMAP_ENDIAN_NATIVE: - map->format.format_val = regmap_format_64_native; - map->format.parse_val = regmap_parse_64_native; - break; - default: - goto err_hwlock; - } - break; -#endif } if (map->format.format_write) { @@ -2160,9 +2066,6 @@ static int regmap_noinc_readwrite(struct regmap *map, unsigned int reg, u8 *u8p; u16 *u16p; u32 *u32p; -#ifdef CONFIG_64BIT - u64 *u64p; -#endif int ret; int i; @@ -2182,13 +2085,6 @@ static int regmap_noinc_readwrite(struct regmap *map, unsigned int reg, if (write) lastval = (unsigned int)u32p[val_count - 1]; break; -#ifdef CONFIG_64BIT - case 8: - u64p = val; - if (write) - lastval = (unsigned int)u64p[val_count - 1]; - break; -#endif default: return -EINVAL; } @@ -2226,11 +2122,6 @@ static int regmap_noinc_readwrite(struct regmap *map, unsigned int reg, case 4: pr_cont("%x", u32p[i]); break; -#ifdef CONFIG_64BIT - case 8: - pr_cont("%llx", u64p[i]); - break; -#endif default: break; } @@ -2438,11 +2329,6 @@ int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val, case 4: ival = *(u32 *)(val + (i * val_bytes)); break; -#ifdef CONFIG_64BIT - case 8: - ival = *(u64 *)(val + (i * val_bytes)); - break; -#endif default: ret = -EINVAL; goto out; @@ -3207,9 +3093,6 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val, for (i = 0; i < val_count * val_bytes; i += val_bytes) map->format.parse_inplace(val + i); } else { -#ifdef CONFIG_64BIT - u64 *u64 = val; -#endif u32 *u32 = val; u16 *u16 = val; u8 *u8 = val; @@ -3225,11 +3108,6 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val, goto out; switch (map->format.val_bytes) { -#ifdef CONFIG_64BIT - case 8: - u64[i] = ival; - break; -#endif case 4: u32[i] = ival; break; From patchwork Thu Jun 22 18:36:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 111791 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp5301533vqr; Thu, 22 Jun 2023 12:42:38 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ73GvEIIDbwgs6sidu73dGiPGbAyumyb425DJ34EJ2Ay2O3w/jQiT4RJerytUIpc8Qb+tgx X-Received: by 2002:a05:6a00:998:b0:668:7b20:91e1 with SMTP id u24-20020a056a00099800b006687b2091e1mr17146150pfg.20.1687462957845; Thu, 22 Jun 2023 12:42:37 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1687462957; 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Wysocki" , Linus Walleij Subject: [PATCH v1 2/3] regmap: cache: Revert "Add 64-bit mode support" Date: Thu, 22 Jun 2023 21:36:12 +0300 Message-Id: <20230622183613.58762-3-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230622183613.58762-1-andriy.shevchenko@linux.intel.com> References: <20230622183613.58762-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1769433158653946049?= X-GMAIL-MSGID: =?utf-8?q?1769433158653946049?= There is no support for 64-bit data size in regmap, so there is no point to have it in regmap cache. This reverts commit 8b7663de6e2bfe3c40e1846e1c4625f33d138757. Signed-off-by: Andy Shevchenko --- drivers/base/regmap/regcache.c | 15 --------------- 1 file changed, 15 deletions(-) diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c index 28bc3ae9458a..156490ab7f34 100644 --- a/drivers/base/regmap/regcache.c +++ b/drivers/base/regmap/regcache.c @@ -590,14 +590,6 @@ void regcache_set_val(struct regmap *map, void *base, unsigned int idx, cache[idx] = val; break; } -#ifdef CONFIG_64BIT - case 8: { - u64 *cache = base; - - cache[idx] = val; - break; - } -#endif default: BUG(); } @@ -630,13 +622,6 @@ unsigned int regcache_get_val(struct regmap *map, const void *base, return cache[idx]; } -#ifdef CONFIG_64BIT - case 8: { - const u64 *cache = base; - - return cache[idx]; - } -#endif default: BUG(); } From patchwork Thu Jun 22 18:36:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 111786 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:994d:0:b0:3d9:f83d:47d9 with SMTP id k13csp5283543vqr; Thu, 22 Jun 2023 12:10:08 -0700 (PDT) X-Google-Smtp-Source: ACHHUZ7AwpZ7vBaupEJ4HX/LglnCs7xhnGFd1PqrbeMVz1hEaaDU4+H2/y5flaWt26Fi0y2hs8cH X-Received: by 2002:a92:c802:0:b0:33d:8720:7d98 with SMTP id v2-20020a92c802000000b0033d87207d98mr14835389iln.13.1687461008261; Thu, 22 Jun 2023 12:10:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1687461008; cv=none; d=google.com; s=arc-20160816; b=TUHXZJcB97Du3mImu0lJgbHcyNZBX0OCCxNZ4le1B+eL8UjxZ9suEhVpql4Q/AYEak ZtD1s/Hb6hG2Ogzn1Aa/dSYfqbiP6bm7dl+PXECtFKPphr15Pl916FAwriu2lCunIKwd k0QtnbPrXLFrhc9FoNp/yUL7qZ2c3EIcdyBuMIXa1QA3xjluwHEHPWYCYRluHmB2s9T0 KNxqlHYDIFZkqqwgi8vydswsPbIhWOLLN6b8lhSs3s3jZ4N7hgQ3u7hFGaMzFb48Yf4a mNRmz/XEZuV9FtaSWeWAfM53lzpmFLNc7w1iGl1gAfpMDGo6+JCVotaIvamOc0JNfuQr pqXQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=+reBbkciBTW4Ty37ItN5UVyx3xgi6PcazenkjYuKg1I=; b=P7Gvj81VNb4fKxvRE5USDmaKFC4o6FSYENkyLcg6zxQ/oHe2Nn++rbK0hRV/I++sPj hJ/gsX9y7tcVlRKisdDFkzg/I2Bfk9NVMIBtx/V2w1S+wEDbIDFnewwzQoFM3Fd0HA7c Rlxp7vsJWZvNUWRa8otKoPZExSpXU3+F49BGl1tm5FbhBM+HJ3ABzIOyB/ak+D8wQfUc caNjugkTsLdZJwVQG65LL5E+r9kkEwyubqWXHdBYQH4l591cAse6UmK5VE+/BFuziyTs ZdH4KXeBM2dgNq7QXt5jGl8dCD7ohJsm4SHNhHeKNtfcQIKpyAyLYJ4D39P8BGBUfs7R UQ2A== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=N61agU2+; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from out1.vger.email (out1.vger.email. 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Wysocki" , Linus Walleij Subject: [PATCH v1 3/3] regmap: mmio: Remove unused 64-bit support code Date: Thu, 22 Jun 2023 21:36:13 +0300 Message-Id: <20230622183613.58762-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230622183613.58762-1-andriy.shevchenko@linux.intel.com> References: <20230622183613.58762-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.3 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1769431113804418179?= X-GMAIL-MSGID: =?utf-8?q?1769431113804418179?= regmap API does not support 64-bit data size, so there is no point to have it in regmap MMIO. Signed-off-by: Andy Shevchenko --- drivers/base/regmap/regmap-mmio.c | 24 ------------------------ 1 file changed, 24 deletions(-) diff --git a/drivers/base/regmap/regmap-mmio.c b/drivers/base/regmap/regmap-mmio.c index 8132b5c101c4..99d7fd85ca7d 100644 --- a/drivers/base/regmap/regmap-mmio.c +++ b/drivers/base/regmap/regmap-mmio.c @@ -202,15 +202,6 @@ static int regmap_mmio_noinc_write(void *context, unsigned int reg, writel(swab32(valp[i]), ctx->regs + reg); goto out_clk; } -#ifdef CONFIG_64BIT - case 8: - { - const u64 *valp = (const u64 *)val; - for (i = 0; i < val_count; i++) - writeq(swab64(valp[i]), ctx->regs + reg); - goto out_clk; - } -#endif default: ret = -EINVAL; goto out_clk; @@ -227,11 +218,6 @@ static int regmap_mmio_noinc_write(void *context, unsigned int reg, case 4: writesl(ctx->regs + reg, (const u32 *)val, val_count); break; -#ifdef CONFIG_64BIT - case 8: - writesq(ctx->regs + reg, (const u64 *)val, val_count); - break; -#endif default: ret = -EINVAL; break; @@ -363,11 +349,6 @@ static int regmap_mmio_noinc_read(void *context, unsigned int reg, case 4: readsl(ctx->regs + reg, (u32 *)val, val_count); break; -#ifdef CONFIG_64BIT - case 8: - readsq(ctx->regs + reg, (u64 *)val, val_count); - break; -#endif default: ret = -EINVAL; goto out_clk; @@ -387,11 +368,6 @@ static int regmap_mmio_noinc_read(void *context, unsigned int reg, case 4: swab32_array(val, val_count); break; -#ifdef CONFIG_64BIT - case 8: - swab64_array(val, val_count); - break; -#endif default: ret = -EINVAL; break;