From patchwork Thu Sep 3 11:45:01 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vinod Koul X-Patchwork-Id: 11753439 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C2CF0722 for ; Thu, 3 Sep 2020 11:49:52 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 50BD1206EB for ; Thu, 3 Sep 2020 11:49:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=alsa-project.org header.i=@alsa-project.org header.b="O7t6u9oA"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="ztKaU6TC" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 50BD1206EB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=alsa-devel-bounces@alsa-project.org Received: from alsa1.perex.cz (alsa1.perex.cz [207.180.221.201]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa0.perex.cz (Postfix) with ESMTPS id AE69D170C; Thu, 3 Sep 2020 13:49:06 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa0.perex.cz AE69D170C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=alsa-project.org; s=default; t=1599133790; bh=7/cHN+kgFiNZ+AzZMkhwaK+bXI6BTKY3TO+wp3pd76Q=; h=From:To:Subject:Date:In-Reply-To:References:Cc:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From; b=O7t6u9oAH9VLwiiTojyBQBEydipSGG3rqBLwbhL9zatNwvjrDhnX7O5y13X0BSfhN LPRgg8poxI5JVxXmddDcLJslq8oA+0pU+IbST6nEdATWbV7w0vnK8AwOqcnvp87QPR e/L+UM19SIQu8I/fFN5L3LebP0fOVhywvJNU7UJg= Received: from alsa1.perex.cz (localhost.localdomain [127.0.0.1]) by alsa1.perex.cz (Postfix) with ESMTP id 303CAF802EB; Thu, 3 Sep 2020 13:45:43 +0200 (CEST) X-Original-To: alsa-devel@alsa-project.org Delivered-To: alsa-devel@alsa-project.org Received: by alsa1.perex.cz (Postfix, from userid 50401) id 676B5F802FE; Thu, 3 Sep 2020 13:45:41 +0200 (CEST) X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on alsa1.perex.cz X-Spam-Level: X-Spam-Status: No, score=-0.1 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,SPF_HELO_NONE,SPF_PASS autolearn=disabled version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by alsa1.perex.cz (Postfix) with ESMTPS id 7AEFBF802EB for ; Thu, 3 Sep 2020 13:45:38 +0200 (CEST) DKIM-Filter: OpenDKIM Filter v2.11.0 alsa1.perex.cz 7AEFBF802EB Authentication-Results: alsa1.perex.cz; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="ztKaU6TC" Received: from localhost.localdomain (unknown [122.171.179.172]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A17FC206EB; Thu, 3 Sep 2020 11:45:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599133537; bh=7/cHN+kgFiNZ+AzZMkhwaK+bXI6BTKY3TO+wp3pd76Q=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ztKaU6TCoLLyU0uj9eC7TLzqCdZKNWpCG6E9bsl9XOM2JnIyQuntIyb6myAiXOuB5 i/QMftjnPwEOKC7duEmZbGyr0ANfpor0BgA0iyOkV5qqY0N1/eDyXk7OywWsLiBf7O WQxQ+VRr37IZqgnfYQSWgRkFStKNAdzae3ujJ97U= From: Vinod Koul To: alsa-devel@alsa-project.org Subject: [PATCH v2 6/9] soundwire: cadence: use FIELD_{GET|PREP} Date: Thu, 3 Sep 2020 17:15:01 +0530 Message-Id: <20200903114504.1202143-7-vkoul@kernel.org> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20200903114504.1202143-1-vkoul@kernel.org> References: <20200903114504.1202143-1-vkoul@kernel.org> MIME-Version: 1.0 Cc: Srinivas Kandagatla , Sanyog Kale , Bard Liao , Pierre-Louis Bossart , Vinod Koul X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" use FIELD_{GET|PREP} in cadence driver to get/set field values instead of open coding masks and shift operations. Signed-off-by: Vinod Koul --- drivers/soundwire/cadence_master.c | 61 +++++++++++++----------------- 1 file changed, 26 insertions(+), 35 deletions(-) diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c index 24eafe0aa1c3..ecf503fb23e1 100644 --- a/drivers/soundwire/cadence_master.c +++ b/drivers/soundwire/cadence_master.c @@ -54,7 +54,7 @@ MODULE_PARM_DESC(cdns_mcp_int_mask, "Cadence MCP IntMask"); #define CDNS_MCP_FRAME_SHAPE 0x10 #define CDNS_MCP_FRAME_SHAPE_INIT 0x14 #define CDNS_MCP_FRAME_SHAPE_COL_MASK GENMASK(2, 0) -#define CDNS_MCP_FRAME_SHAPE_ROW_OFFSET 3 +#define CDNS_MCP_FRAME_SHAPE_ROW_MASK GENMASK(7, 3) #define CDNS_MCP_CONFIG_UPDATE 0x18 #define CDNS_MCP_CONFIG_UPDATE_BIT BIT(0) @@ -129,8 +129,7 @@ MODULE_PARM_DESC(cdns_mcp_int_mask, "Cadence MCP IntMask"); #define CDNS_MCP_CMD_SSP_TAG BIT(31) #define CDNS_MCP_CMD_COMMAND GENMASK(30, 28) #define CDNS_MCP_CMD_DEV_ADDR GENMASK(27, 24) -#define CDNS_MCP_CMD_REG_ADDR_H GENMASK(23, 16) -#define CDNS_MCP_CMD_REG_ADDR_L GENMASK(15, 8) +#define CDNS_MCP_CMD_REG_ADDR GENMASK(23, 8) #define CDNS_MCP_CMD_REG_DATA GENMASK(7, 0) #define CDNS_MCP_CMD_READ 2 @@ -417,8 +416,7 @@ cdns_fill_msg_resp(struct sdw_cdns *cdns, /* fill response */ for (i = 0; i < count; i++) - msg->buf[i + offset] = cdns->response_buf[i] >> - SDW_REG_SHIFT(CDNS_MCP_RESP_RDATA); + msg->buf[i + offset] = FIELD_GET(CDNS_MCP_RESP_RDATA, cdns->response_buf[i]); return SDW_CMD_OK; } @@ -441,14 +439,15 @@ _cdns_xfer_msg(struct sdw_cdns *cdns, struct sdw_msg *msg, int cmd, addr = msg->addr; for (i = 0; i < count; i++) { - data = msg->dev_num << SDW_REG_SHIFT(CDNS_MCP_CMD_DEV_ADDR); - data |= cmd << SDW_REG_SHIFT(CDNS_MCP_CMD_COMMAND); - data |= addr++ << SDW_REG_SHIFT(CDNS_MCP_CMD_REG_ADDR_L); + data = FIELD_PREP(CDNS_MCP_CMD_DEV_ADDR, msg->dev_num); + data |= FIELD_PREP(CDNS_MCP_CMD_COMMAND, cmd); + data |= FIELD_PREP(CDNS_MCP_CMD_REG_ADDR, addr); + addr++; if (msg->flags == SDW_MSG_FLAG_WRITE) data |= msg->buf[i + offset]; - data |= msg->ssp_sync << SDW_REG_SHIFT(CDNS_MCP_CMD_SSP_TAG); + data |= FIELD_PREP(CDNS_MCP_CMD_SSP_TAG, msg->ssp_sync); cdns_writel(cdns, base, data); base += CDNS_MCP_CMD_WORD_LEN; } @@ -483,12 +482,12 @@ cdns_program_scp_addr(struct sdw_cdns *cdns, struct sdw_msg *msg) cdns->msg_count = CDNS_SCP_RX_FIFOLEVEL; } - data[0] = msg->dev_num << SDW_REG_SHIFT(CDNS_MCP_CMD_DEV_ADDR); - data[0] |= 0x3 << SDW_REG_SHIFT(CDNS_MCP_CMD_COMMAND); + data[0] = FIELD_PREP(CDNS_MCP_CMD_DEV_ADDR, msg->dev_num); + data[0] |= FIELD_PREP(CDNS_MCP_CMD_COMMAND, 0x3); data[1] = data[0]; - data[0] |= SDW_SCP_ADDRPAGE1 << SDW_REG_SHIFT(CDNS_MCP_CMD_REG_ADDR_L); - data[1] |= SDW_SCP_ADDRPAGE2 << SDW_REG_SHIFT(CDNS_MCP_CMD_REG_ADDR_L); + data[0] |= FIELD_PREP(CDNS_MCP_CMD_REG_ADDR, SDW_SCP_ADDRPAGE1); + data[1] |= FIELD_PREP(CDNS_MCP_CMD_REG_ADDR, SDW_SCP_ADDRPAGE2); data[0] |= msg->addr_page1; data[1] |= msg->addr_page2; @@ -1041,9 +1040,10 @@ static u32 cdns_set_initial_frame_shape(int n_rows, int n_cols) int r; r = sdw_find_row_index(n_rows); - c = sdw_find_col_index(n_cols) & CDNS_MCP_FRAME_SHAPE_COL_MASK; + c = sdw_find_col_index(n_cols); - val = (r << CDNS_MCP_FRAME_SHAPE_ROW_OFFSET) | c; + val = FIELD_PREP(CDNS_MCP_FRAME_SHAPE_ROW_MASK, r); + val |= FIELD_PREP(CDNS_MCP_FRAME_SHAPE_COL_MASK, c); return val; } @@ -1170,12 +1170,9 @@ static int cdns_port_params(struct sdw_bus *bus, dpn_config = cdns_readl(cdns, dpn_config_off); - dpn_config |= ((p_params->bps - 1) << - SDW_REG_SHIFT(CDNS_DPN_CONFIG_WL)); - dpn_config |= (p_params->flow_mode << - SDW_REG_SHIFT(CDNS_DPN_CONFIG_PORT_FLOW)); - dpn_config |= (p_params->data_mode << - SDW_REG_SHIFT(CDNS_DPN_CONFIG_PORT_DAT)); + dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_WL, (p_params->bps - 1)); + dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_PORT_FLOW, p_params->flow_mode); + dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_PORT_DAT, p_params->data_mode); cdns_writel(cdns, dpn_config_off, dpn_config); @@ -1212,23 +1209,17 @@ static int cdns_transport_params(struct sdw_bus *bus, dpn_config = cdns_readl(cdns, dpn_config_off); - dpn_config |= (t_params->blk_grp_ctrl << - SDW_REG_SHIFT(CDNS_DPN_CONFIG_BGC)); - dpn_config |= (t_params->blk_pkg_mode << - SDW_REG_SHIFT(CDNS_DPN_CONFIG_BPM)); + dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_BGC, t_params->blk_grp_ctrl); + dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_BPM, t_params->blk_pkg_mode); cdns_writel(cdns, dpn_config_off, dpn_config); - dpn_offsetctrl |= (t_params->offset1 << - SDW_REG_SHIFT(CDNS_DPN_OFFSET_CTRL_1)); - dpn_offsetctrl |= (t_params->offset2 << - SDW_REG_SHIFT(CDNS_DPN_OFFSET_CTRL_2)); + dpn_offsetctrl |= FIELD_PREP(CDNS_DPN_OFFSET_CTRL_1, t_params->offset1); + dpn_offsetctrl |= FIELD_PREP(CDNS_DPN_OFFSET_CTRL_2, t_params->offset2); cdns_writel(cdns, dpn_offsetctrl_off, dpn_offsetctrl); - dpn_hctrl |= (t_params->hstart << - SDW_REG_SHIFT(CDNS_DPN_HCTRL_HSTART)); - dpn_hctrl |= (t_params->hstop << SDW_REG_SHIFT(CDNS_DPN_HCTRL_HSTOP)); - dpn_hctrl |= (t_params->lane_ctrl << - SDW_REG_SHIFT(CDNS_DPN_HCTRL_LCTRL)); + dpn_hctrl |= FIELD_PREP(CDNS_DPN_HCTRL_HSTART, t_params->hstart); + dpn_hctrl |= FIELD_PREP(CDNS_DPN_HCTRL_HSTOP, t_params->hstop); + dpn_hctrl |= FIELD_PREP(CDNS_DPN_HCTRL_LCTRL, t_params->lane_ctrl); cdns_writel(cdns, dpn_hctrl_off, dpn_hctrl); cdns_writel(cdns, dpn_samplectrl_off, (t_params->sample_interval - 1)); @@ -1534,7 +1525,7 @@ void sdw_cdns_config_stream(struct sdw_cdns *cdns, val = pdi->num; val |= CDNS_PDI_CONFIG_SOFT_RESET; - val |= ((1 << ch) - 1) << SDW_REG_SHIFT(CDNS_PDI_CONFIG_CHANNEL); + val |= FIELD_PREP(CDNS_PDI_CONFIG_CHANNEL, (1 << ch) - 1); cdns_writel(cdns, CDNS_PDI_CONFIG(pdi->num), val); } EXPORT_SYMBOL(sdw_cdns_config_stream);