From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0080FC433F5 for ; Tue, 7 Sep 2021 18:43:21 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C5E2C61100 for ; Tue, 7 Sep 2021 18:43:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345959AbhIGSo1 (ORCPT ); Tue, 7 Sep 2021 14:44:27 -0400 Received: from mga18.intel.com ([134.134.136.126]:24451 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240131AbhIGSo0 (ORCPT ); Tue, 7 Sep 2021 14:44:26 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10100"; a="207403796" X-IronPort-AV: E=Sophos;i="5.85,274,1624345200"; d="scan'208";a="207403796" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Sep 2021 11:43:19 -0700 X-IronPort-AV: E=Sophos;i="5.85,274,1624345200"; d="scan'208";a="464977752" Received: from fdiasmor-mobl1.amr.corp.intel.com (HELO pbossart-mobl3.intel.com) ([10.209.186.104]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Sep 2021 11:43:17 -0700 From: Pierre-Louis Bossart To: alsa-devel@alsa-project.org Cc: tiwai@suse.de, broonie@kernel.org, Pierre-Louis Bossart , Liam Girdwood , Jaroslav Kysela , Takashi Iwai , Vijendar Mukunda , Chuhong Yuan , Mario Limonciello , Gu Shengxian , linux-kernel@vger.kernel.org (open list) Subject: [PATCH] ASoC: amd: acp: declare and add prefix to 'bt_uart_enable' symbol Date: Tue, 7 Sep 2021 13:42:14 -0500 Message-Id: <20210907184216.33067-1-pierre-louis.bossart@linux.intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sparse reports the following warning: sound/soc/amd/acp-pcm-dma.c:39:6: error: symbol 'bt_uart_enable' was not declared. Should it be static? It's not very good practice to export such symbols that can easily conflict, add the acp_ prefix and add declaration in header file. Signed-off-by: Pierre-Louis Bossart --- sound/soc/amd/acp-da7219-max98357a.c | 6 +++--- sound/soc/amd/acp-pcm-dma.c | 6 +++--- sound/soc/amd/acp.h | 2 ++ 3 files changed, 8 insertions(+), 6 deletions(-) diff --git a/sound/soc/amd/acp-da7219-max98357a.c b/sound/soc/amd/acp-da7219-max98357a.c index b3df98a9f9f3..b2065f3fe42c 100644 --- a/sound/soc/amd/acp-da7219-max98357a.c +++ b/sound/soc/amd/acp-da7219-max98357a.c @@ -33,7 +33,7 @@ static struct clk *da7219_dai_wclk; static struct clk *da7219_dai_bclk; static struct clk *rt5682_dai_wclk; static struct clk *rt5682_dai_bclk; -extern bool bt_uart_enable; + void *acp_soc_is_rltk_max(struct device *dev); static int cz_da7219_init(struct snd_soc_pcm_runtime *rtd) @@ -760,8 +760,8 @@ static int cz_probe(struct platform_device *pdev) "devm_snd_soc_register_card(%s) failed\n", card->name); } - bt_uart_enable = !device_property_read_bool(&pdev->dev, - "bt-pad-enable"); + acp_bt_uart_enable = !device_property_read_bool(&pdev->dev, + "bt-pad-enable"); return 0; } diff --git a/sound/soc/amd/acp-pcm-dma.c b/sound/soc/amd/acp-pcm-dma.c index 11b3c4f39eba..1f322accd9ea 100644 --- a/sound/soc/amd/acp-pcm-dma.c +++ b/sound/soc/amd/acp-pcm-dma.c @@ -36,8 +36,8 @@ #define ST_MIN_BUFFER ST_MAX_BUFFER #define DRV_NAME "acp_audio_dma" -bool bt_uart_enable = true; -EXPORT_SYMBOL(bt_uart_enable); +bool acp_bt_uart_enable = true; +EXPORT_SYMBOL(acp_bt_uart_enable); static const struct snd_pcm_hardware acp_pcm_hardware_playback = { .info = SNDRV_PCM_INFO_INTERLEAVED | @@ -596,7 +596,7 @@ static int acp_init(void __iomem *acp_mmio, u32 asic_type) acp_reg_write(val, acp_mmio, mmACP_SOFT_RESET); /* For BT instance change pins from UART to BT */ - if (!bt_uart_enable) { + if (!acp_bt_uart_enable) { val = acp_reg_read(acp_mmio, mmACP_BT_UART_PAD_SEL); val |= ACP_BT_UART_PAD_SELECT_MASK; acp_reg_write(val, acp_mmio, mmACP_BT_UART_PAD_SEL); diff --git a/sound/soc/amd/acp.h b/sound/soc/amd/acp.h index e5ab6c6040a6..85529ed7e5f5 100644 --- a/sound/soc/amd/acp.h +++ b/sound/soc/amd/acp.h @@ -204,4 +204,6 @@ typedef struct acp_dma_dscr_transfer { u32 reserved; } acp_dma_dscr_transfer_t; +extern bool acp_bt_uart_enable; + #endif /*__ACP_HW_H */ -- 2.25.1