From patchwork Tue Sep 26 12:28:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sudeep Holla X-Patchwork-Id: 726837 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 2E012E7E62F for ; Tue, 26 Sep 2023 12:28:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234648AbjIZM2Z (ORCPT ); Tue, 26 Sep 2023 08:28:25 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42514 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234636AbjIZM2Y (ORCPT ); Tue, 26 Sep 2023 08:28:24 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 94898FB; Tue, 26 Sep 2023 05:28:17 -0700 (PDT) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 4541DFEC; Tue, 26 Sep 2023 05:28:55 -0700 (PDT) Received: from e103737-lin.cambridge.arm.com (e103737-lin.cambridge.arm.com [10.1.197.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id F0D6F3F6C4; Tue, 26 Sep 2023 05:28:15 -0700 (PDT) From: Sudeep Holla Date: Tue, 26 Sep 2023 13:28:01 +0100 Subject: [PATCH 2/3] i2c: xgene-slimpro: Migrate to use generic PCC shmem related macros MIME-Version: 1.0 Message-Id: <20230926-pcc_defines-v1-2-0f925a1658fd@arm.com> References: <20230926-pcc_defines-v1-0-0f925a1658fd@arm.com> In-Reply-To: <20230926-pcc_defines-v1-0-0f925a1658fd@arm.com> To: linux-hwmon@vger.kernel.org, linux-kernel@vger.kernel.org, linux-i2c@vger.kernel.org, linux-acpi@vger.kernel.org Cc: Sudeep Holla , "Rafael J. Wysocki" , Andi Shyti , Jean Delvare , Guenter Roeck X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=2106; i=sudeep.holla@arm.com; h=from:subject:message-id; bh=+8XMvgcBZDMKcEA3RRExPbyScwOjYNRYC/UYX8cjwNs=; b=owEBbQKS/ZANAwAIAQBBurwxfuKYAcsmYgBlEs5cfOigpBTgwA3trZcDjDYUNOuJ51IVXqpow VpCpVfAt5iJAjMEAAEIAB0WIQS6ceUSBvMeskPdk+EAQbq8MX7imAUCZRLOXAAKCRAAQbq8MX7i mLYREADFHDxsCs80lSs+CHiNM7u1QjKyEiZvh1oO21L58p2dSnEpXO5KTn/8gaHrGgNXRITYAR/ AQl7bUxBB1DbBHNfXXBJYTWDt0lm/isxKeLWjf78m5iGGhzzy4H8Plica2fY9nb9hAJFd2ihrXy mFFOwVbBHRspyG5NC6VOBC34Bm6GW66uI4QdlojLvgI9TICajc/+cx2IsGxhj+/9/3IA38YppVV qr5RZd1Am7bfqnASPL8g5w/xzJ18+AZy/vHZA0SfSl+ydrCyU6cPrk464cpdQ8CGIcKD4auc3Su Wvi4Dkxs2FyMfqhXEFty5ZoSFo8DkJkdKCu8+9m0gQfKlgMDoOlhguPRf/Oj6rRdIGBrt2NVqwD uGsvB/80NInJDTHInikJnfdGA32oj/dBTNjsGcvZpQz3c1W2lRaELloIi9xuO2hkX/SMvlANu7B R6Ni1YEY9efER9h0MEJzO5e3B/ScoxkFgo7G0hC0qhDqqA3YuhgZdNTlQGwj6dc1PUeNqS5Io1F 8aYExSp/b9tWh5OjR4fTXcedw3+RbaJrlYlF0K/VNxYvMhizfr5D395YbL7NRbDZSxMWxXFG57B xI9Bp6YcVTi4qJbAeDXIUQx+U20XmCihVcgBaFtO+tDVA8pDJo0LwEM7tw/qguBrFY9KpxQYQ/M rMfLqsD9tRrCtug== X-Developer-Key: i=sudeep.holla@arm.com; a=openpgp; fpr=7360A21742ADF5A11767C1C139CFD4755FE2D5B4 Precedence: bulk List-ID: X-Mailing-List: linux-i2c@vger.kernel.org Use the newly defined common and generic PCC shared memory region related macros in this driver to replace the locally defined ones. Cc: Andi Shyti Signed-off-by: Sudeep Holla --- drivers/i2c/busses/i2c-xgene-slimpro.c | 16 ++++------------ 1 file changed, 4 insertions(+), 12 deletions(-) diff --git a/drivers/i2c/busses/i2c-xgene-slimpro.c b/drivers/i2c/busses/i2c-xgene-slimpro.c index fbc1ffbd2fa7..658396c9eeab 100644 --- a/drivers/i2c/busses/i2c-xgene-slimpro.c +++ b/drivers/i2c/busses/i2c-xgene-slimpro.c @@ -91,14 +91,6 @@ #define SLIMPRO_IIC_MSG_DWORD_COUNT 3 -/* PCC related defines */ -#define PCC_SIGNATURE 0x50424300 -#define PCC_STS_CMD_COMPLETE BIT(0) -#define PCC_STS_SCI_DOORBELL BIT(1) -#define PCC_STS_ERR BIT(2) -#define PCC_STS_PLAT_NOTIFY BIT(3) -#define PCC_CMD_GENERATE_DB_INT BIT(15) - struct slimpro_i2c_dev { struct i2c_adapter adapter; struct device *dev; @@ -160,11 +152,11 @@ static void slimpro_i2c_pcc_rx_cb(struct mbox_client *cl, void *msg) /* Check if platform sends interrupt */ if (!xgene_word_tst_and_clr(&generic_comm_base->status, - PCC_STS_SCI_DOORBELL)) + PCC_STATUS_SCI_DOORBELL)) return; if (xgene_word_tst_and_clr(&generic_comm_base->status, - PCC_STS_CMD_COMPLETE)) { + PCC_STATUS_CMD_COMPLETE)) { msg = generic_comm_base + 1; /* Response message msg[1] contains the return value. */ @@ -186,10 +178,10 @@ static void slimpro_i2c_pcc_tx_prepare(struct slimpro_i2c_dev *ctx, u32 *msg) cpu_to_le32(PCC_SIGNATURE | ctx->mbox_idx)); WRITE_ONCE(generic_comm_base->command, - cpu_to_le16(SLIMPRO_MSG_TYPE(msg[0]) | PCC_CMD_GENERATE_DB_INT)); + cpu_to_le16(SLIMPRO_MSG_TYPE(msg[0]) | PCC_CMD_GENERATE_DB_INTR)); status = le16_to_cpu(READ_ONCE(generic_comm_base->status)); - status &= ~PCC_STS_CMD_COMPLETE; + status &= ~PCC_STATUS_CMD_COMPLETE; WRITE_ONCE(generic_comm_base->status, cpu_to_le16(status)); /* Copy the message to the PCC comm space */