Received: by 2002:a05:7412:2a8c:b0:e2:908c:2ebd with SMTP id u12csp70200rdh; Sat, 23 Sep 2023 01:45:50 -0700 (PDT) X-Google-Smtp-Source: AGHT+IH6xjKZ8zGECm0kfKFp6ZPRCN9Ns4GbNBHQrnyFTEzquhDz0uvB8O981T+wDWOqFugxSlF9 X-Received: by 2002:a05:6e02:14d:b0:350:f956:91c1 with SMTP id j13-20020a056e02014d00b00350f95691c1mr1987101ilr.24.1695458750684; Sat, 23 Sep 2023 01:45:50 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1695458750; cv=none; d=google.com; s=arc-20160816; b=kpLjPzPIyPsjcVkaiDSb6B7sqlGzAeNWxc5L2LEth6uC59MVpSYB7Tdwy4bMF1rPuK oJ3xTuRmho7T0jnzkgqks89MSQ/dDtfyxZah0ZiJUYIesMxY90cq3DA4i3KQHPZrEfl/ aQs0yL9M9tMTUYC0poYoZ1fAD19ODgc54+WTtZNsZIRKgSA4PcTM5tDd2Db64vaBcuMh GO9osomcUAcybH465r0+w+maunsdRPOUmQ7HLk79KglkrnpvblfxvOg8QuwsviApQOc4 egf668+IszzX50bfbCXERIhRDoty4Onayf+GHlpWAADAryNvN7gmIu74XMo7++OPcmmx y3+A== 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=mZWmQQmneNrgo+uT9K5V7AmPeAEWKJEhNBsXkP/XAfI=; fh=mMxHbh++PLXAKOMBGwJldjeTt2C4rRu3y2RX0ZZ/MOI=; b=ofuGdPVWzmM/jyDmfAfmY2FJDJ+sPo4U3V2HXtX5DdAaiB/c/Gr1hRI/Fa6pUXdkTL TILkbeK9/ut3RXVHj5XaSzQV/dq/os8KPfjmowdLLfppjnjVuKJ2j1rbeSYjgLxrS923 DdZaYEa72YPhkf7sewEpfNH+Em+ZVGRD9a18rupgnrfXxhzTr9ZR5eYpEXoirx61+GZH B9OCjImCkMxfFKt0G1VuKHc0wvbkwrO+Vq2Sx0cj4aMApQ9LEJ2D4vRSdm28qaHBg8Hd zwkTc9+MSpO8FUfCYkvotEy9rEOqrY9Frp6mxSgQZhzPqKrw409NL3rWdz1W5YWFqDyD vqBQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b=RyaFFldn; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Return-Path: Received: from groat.vger.email (groat.vger.email. [2620:137:e000::3:5]) by mx.google.com with ESMTPS id ck13-20020a056a02090d00b0056a670ebd6fsi5164129pgb.669.2023.09.23.01.45.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Sep 2023 01:45:50 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) client-ip=2620:137:e000::3:5; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20230601 header.b=RyaFFldn; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:5 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by groat.vger.email (Postfix) with ESMTP id 5AB188373A19; Sat, 23 Sep 2023 00:40:58 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at groat.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230235AbjIWHkv (ORCPT + 99 others); Sat, 23 Sep 2023 03:40:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229586AbjIWHkr (ORCPT ); Sat, 23 Sep 2023 03:40:47 -0400 Received: from mail-wm1-x334.google.com (mail-wm1-x334.google.com [IPv6:2a00:1450:4864:20::334]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D2187199; Sat, 23 Sep 2023 00:40:38 -0700 (PDT) Received: by mail-wm1-x334.google.com with SMTP id 5b1f17b1804b1-405505b07dfso5841065e9.0; Sat, 23 Sep 2023 00:40:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1695454837; x=1696059637; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=mZWmQQmneNrgo+uT9K5V7AmPeAEWKJEhNBsXkP/XAfI=; b=RyaFFldnJLF5ccfr/zjHocKQ8+Gt01VEDseNmbdQ3ZkRh7G3bzIi6MFO++dpmwFHS3 G1SIyVoNz3OwVnS0tYWKH347XNYXatUcMro76kX+yMIBtnrWOh8bPewG9ELez8knM7XX FGGUEY9/K5PRvJJUaRF8OR5+L91UrIXVV/FcYIFv1zZ+U8gk6cZhYnQ7TS4HTGnFLsAf Xe0A5Su4MrKGih3T1Rxbj8kmLKVJ2h/IX7e7p3m0lc1sDBwSXRHJOgkEc+kV457Cwl5j AL/DwV7O7TkDE/7i90tKyRnGOJXNnBzyJ1mFBFbLGTWCckasqR3bZdhag8VQSxHxOgA3 Parg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695454837; x=1696059637; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=mZWmQQmneNrgo+uT9K5V7AmPeAEWKJEhNBsXkP/XAfI=; b=aiyMb3r9ae2BVEMH/bP5CtBfqGkwOGeG/jwWS6t/c524jLMVHtgGzC2wmpcTo6jShJ RoL5wFzPmjEzgDhWXG6LtFyIzoZdF/4q0IY38aWebZIBcfJE/E7rnINNxJuGVMfGtbh6 SUiCXaKKMAfGu5bo24Ne0HN3ahZYwyfsMLQCmbLm61Yu91AlAWJJween0Pc7XgyUwZln wLGhNqCnoxKO7E9Aw1p8NMIRYqB8kumqfBULLsvqEDkEfYQwQh5oTjZq1XVaCk2oLgyY gSGPdBeqY4Lj3IxUMongJN6E1ewAQu5ucIEglyFOrgv0NtypmD+6zXRu5ENmTDTxfrcp 3B0Q== X-Gm-Message-State: AOJu0YwcfrVm5UB4D9A/WP10wsN7jAJjglPHULuXHaw4apgStbNc0MwS W0qAuy9oXaPvP4mHRvr81oA= X-Received: by 2002:a05:600c:450:b0:402:ebe1:7960 with SMTP id s16-20020a05600c045000b00402ebe17960mr1148778wmb.2.1695454837199; Sat, 23 Sep 2023 00:40:37 -0700 (PDT) Received: from primary.. ([213.139.62.222]) by smtp.gmail.com with ESMTPSA id k6-20020adfe3c6000000b003196e992567sm6236955wrm.115.2023.09.23.00.40.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 23 Sep 2023 00:40:36 -0700 (PDT) From: Abdel Alkuor To: heikki.krogerus@linux.intel.com, krzysztof.kozlowski+dt@linaro.org, bryan.odonoghue@linaro.org Cc: gregkh@linuxfoundation.org, robh+dt@kernel.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, conor+dt@kernel.org, ryan.eleceng@gmail.com, Abdel Alkuor Subject: [PATCH v6 02/14] USB: typec: Add cmd timeout and response delay Date: Sat, 23 Sep 2023 03:39:47 -0400 Message-Id: <20230923073959.86660-3-alkuor@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230923073959.86660-1-alkuor@gmail.com> References: <20230923073959.86660-1-alkuor@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=3.0 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_SBL_CSS, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on groat.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (groat.vger.email [0.0.0.0]); Sat, 23 Sep 2023 00:40:58 -0700 (PDT) X-Spam-Level: ** Some commands in tps25750 take longer than 1 second to complete, and some responses need some delay before the result becomes available. Signed-off-by: Abdel Alkuor --- Changes in v6: - Use tps6598x_exec_cmd as a wrapper Changes in v5: - Incorporating tps25750 into tps6598x driver drivers/usb/typec/tipd/core.c | 19 +++++++++++++++---- 1 file changed, 15 insertions(+), 4 deletions(-) diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index 37b56ce75f39..32420c61660d 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -282,9 +282,10 @@ static void tps6598x_disconnect(struct tps6598x *tps, u32 status) power_supply_changed(tps->psy); } -static int tps6598x_exec_cmd(struct tps6598x *tps, const char *cmd, +static int tps6598x_exec_cmd_tmo(struct tps6598x *tps, const char *cmd, size_t in_len, u8 *in_data, - size_t out_len, u8 *out_data) + size_t out_len, u8 *out_data, + u32 cmd_timeout_ms, u32 res_delay_ms) { unsigned long timeout; u32 val; @@ -307,8 +308,7 @@ static int tps6598x_exec_cmd(struct tps6598x *tps, const char *cmd, if (ret < 0) return ret; - /* XXX: Using 1s for now, but it may not be enough for every command. */ - timeout = jiffies + msecs_to_jiffies(1000); + timeout = jiffies + msecs_to_jiffies(cmd_timeout_ms); do { ret = tps6598x_read32(tps, TPS_REG_CMD1, &val); @@ -321,6 +321,9 @@ static int tps6598x_exec_cmd(struct tps6598x *tps, const char *cmd, return -ETIMEDOUT; } while (val); + /* some commands require delay for the result to be available */ + mdelay(res_delay_ms); + if (out_len) { ret = tps6598x_block_read(tps, TPS_REG_DATA1, out_data, out_len); @@ -345,6 +348,14 @@ static int tps6598x_exec_cmd(struct tps6598x *tps, const char *cmd, return 0; } +static int tps6598x_exec_cmd(struct tps6598x *tps, const char *cmd, + size_t in_len, u8 *in_data, + size_t out_len, u8 *out_data) +{ + return tps6598x_exec_cmd_tmo(tps, cmd, in_len, in_data, + out_len, out_data, 1000, 0); +} + static int tps6598x_dr_set(struct typec_port *port, enum typec_data_role role) { const char *cmd = (role == TYPEC_DEVICE) ? "SWUF" : "SWDF"; -- 2.34.1