From patchwork Wed Mar 22 16:49:47 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Keepax X-Patchwork-Id: 13184332 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 alsa0.perex.cz (alsa0.perex.cz [77.48.224.243]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8A07AC6FD1F for ; Wed, 22 Mar 2023 16:51:49 +0000 (UTC) Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id F29B7EA5; Wed, 22 Mar 2023 17:50:56 +0100 (CET) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz F29B7EA5 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1679503907; bh=IP2dF9oBrEzN2lgHpgb1b2TaB84m9D5vd9M39Y5oOjk=; h=To:Subject:Date:In-Reply-To:References:List-Id:List-Archive: List-Help:List-Owner:List-Post:List-Subscribe:List-Unsubscribe: From:Reply-To:Cc:From; b=K4A4BNaS7YEliLrwvlLfK02c2aS8tiI2pNMM8O0asg3uX55TkYSwBcJNCbE9sOgw5 mbN61h085WJLiQcuoHLmDEb+i52ks7dkHPizn7aJ5btqHMYWgyUvjaVmTttxlO4lRA Vq8FiYYj8U5TR/YvqyeBpwkCKXUb1amME3Ax7M4k= Received: from mailman-core.alsa-project.org (mailman-core.alsa-project.org [10.254.200.10]) by alsa1.perex.cz (Postfix) with ESMTP id A3F88F804FE; Wed, 22 Mar 2023 17:50:06 +0100 (CET) To: Subject: [PATCH v2 2/3] soundwire: bus: Update kernel doc for no_pm functions Date: Wed, 22 Mar 2023 16:49:47 +0000 In-Reply-To: <20230322164948.566962-1-ckeepax@opensource.cirrus.com> References: <20230322164948.566962-1-ckeepax@opensource.cirrus.com> X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; header-match-alsa-devel.alsa-project.org-0; header-match-alsa-devel.alsa-project.org-1; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; digests; suspicious-header X-Mailman-Version: 3.3.8 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" Archived-At: List-Archive: List-Help: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <167950380624.26.3384712627903703541@mailman-core.alsa-project.org> X-Patchwork-Original-From: Charles Keepax via Alsa-devel From: Charles Keepax Reply-To: Charles Keepax Cc: yung-chuan.liao@linux.intel.com, pierre-louis.bossart@linux.intel.com, sanyog.r.kale@intel.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org, patches@opensource.cirrus.com Content-Disposition: inline The kernel doc should really have been updated when the no_pm versions of the sdw_write/read functions were exported in commits: commit 167790abb90f ("soundwire: export sdw_write/read_no_pm functions") commit 62dc9f3f2fd0 ("soundwire: bus: export sdw_nwrite_no_pm and sdw_nread_no_pm functions") Add the missing kernel doc. Signed-off-by: Charles Keepax --- New since v1. drivers/soundwire/bus.c | 37 +++++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 3c67266f94834..f1ffb8e0839dd 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -386,6 +386,13 @@ int sdw_fill_msg(struct sdw_msg *msg, struct sdw_slave *slave, * Read/Write IO functions. */ +/** + * sdw_nread_no_pm() - Read "n" contiguous SDW Slave registers with no PM + * @slave: SDW Slave + * @addr: Register address + * @count: length + * @val: Buffer for values to be read + */ int sdw_nread_no_pm(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) { struct sdw_msg msg; @@ -403,6 +410,13 @@ int sdw_nread_no_pm(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) } EXPORT_SYMBOL(sdw_nread_no_pm); +/** + * sdw_nwrite_no_pm() - Write "n" contiguous SDW Slave registers with no PM + * @slave: SDW Slave + * @addr: Register address + * @count: length + * @val: Buffer for values to be written + */ int sdw_nwrite_no_pm(struct sdw_slave *slave, u32 addr, size_t count, const u8 *val) { struct sdw_msg msg; @@ -420,6 +434,12 @@ int sdw_nwrite_no_pm(struct sdw_slave *slave, u32 addr, size_t count, const u8 * } EXPORT_SYMBOL(sdw_nwrite_no_pm); +/** + * sdw_write_no_pm() - Write a SDW Slave register with no PM + * @slave: SDW Slave + * @addr: Register address + * @value: Register value + */ int sdw_write_no_pm(struct sdw_slave *slave, u32 addr, u8 value) { return sdw_nwrite_no_pm(slave, addr, 1, &value); @@ -492,6 +512,11 @@ int sdw_bwrite_no_pm_unlocked(struct sdw_bus *bus, u16 dev_num, u32 addr, u8 val } EXPORT_SYMBOL(sdw_bwrite_no_pm_unlocked); +/** + * sdw_read_no_pm() - Read a SDW Slave register with no PM + * @slave: SDW Slave + * @addr: Register address + */ int sdw_read_no_pm(struct sdw_slave *slave, u32 addr) { u8 buf; @@ -538,6 +563,9 @@ EXPORT_SYMBOL(sdw_update); * @addr: Register address * @count: length * @val: Buffer for values to be read + * + * This version of the function will take a PM reference to the slave + * device. */ int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) { @@ -562,6 +590,9 @@ EXPORT_SYMBOL(sdw_nread); * @addr: Register address * @count: length * @val: Buffer for values to be written + * + * This version of the function will take a PM reference to the slave + * device. */ int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, const u8 *val) { @@ -584,6 +615,9 @@ EXPORT_SYMBOL(sdw_nwrite); * sdw_read() - Read a SDW Slave register * @slave: SDW Slave * @addr: Register address + * + * This version of the function will take a PM reference to the slave + * device. */ int sdw_read(struct sdw_slave *slave, u32 addr) { @@ -603,6 +637,9 @@ EXPORT_SYMBOL(sdw_read); * @slave: SDW Slave * @addr: Register address * @value: Register value + * + * This version of the function will take a PM reference to the slave + * device. */ int sdw_write(struct sdw_slave *slave, u32 addr, u8 value) {