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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 A9405CA1002 for ; Sat, 6 Sep 2025 16:18:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Cc:To:In-Reply-To:References:Message-Id :MIME-Version:Subject:Date:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=AAYDSbXZY4DAM73MXAIQIk5yzkVormC9RKLtWEh+M4c=; b=sTC5L2XB35YVlk Xra9MKKMXPJx/K9BEazwHGB0yX8pXbDT52AXPAwxBqmSGhAZQsdZ7KzNIQdnB6hncTqIbRArVblH9 AxaC0VrQfk2hSFTbKZIfpEbXfp6ZsgGNlPmgwFhzo8qPNNtYuzcn32IJAlbQI3q7xMHQLv8rWLuY6 85mnByYm429XZl0ZAainoASmrf/MEtoxlqmeh64h4kJmPq6buJbLuCXAkC5DT+yqOCeoNzjESjcgc dJxL5yklntFA8D9udn+VX4K7EthZ9WSyRdXjnu8RXBatLe9JCMlon64lbXRAyI7Q4Exttb/fFMzmj PS1PTIkbZhFbUEOmwIQA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uuvcc-000000086DI-1kym; Sat, 06 Sep 2025 16:18:38 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uuv4o-000000081hC-0Geo; Sat, 06 Sep 2025 15:43:44 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id E16C645206; Sat, 6 Sep 2025 15:43:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id B5C65C4CEFB; Sat, 6 Sep 2025 15:43:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757173419; bh=lo20hMZGHXyN8QQJOTqJCcsm2KhwrQXpkI5DiyZfPqE=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=JjZXxOjvF9FOKnuhGXKjTnp/kyKZnHpWQbWT3P6q4SUsW5bCZuVJG8bYkUupEXHeu dtwAiEIewqfOKcT/syuVIXTTr5DEItsobOD3OkYoyXCg/VnTF7HyjepFo5zoxRsob1 tPAIQ38NpEwxRgS6Pm2Ju/LTFwGIX+exTTHh84HCZRCI3n8pSG8TWRNjp4oZoMftU6 JDDLMT7vA2J8Cu1nJitF4n/P8loxRk1N7j0uV3vvluBkIfTKDVnpTxWpa/LdfmWFM9 raUmk88FH40SMy8IS3z3VtZU8HiRAFvNRjRXZGUODg8LEzp0YomVeVXpm7fePY2juC 395jalVe5xNTg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id AEE97CAC581; Sat, 6 Sep 2025 15:43:39 +0000 (UTC) From: Sven Peter Date: Sat, 06 Sep 2025 15:43:22 +0000 Subject: [PATCH v2 09/22] usb: typec: tipd: Add cd321x struct with separate size MIME-Version: 1.0 Message-Id: <20250906-atcphy-6-17-v2-9-52c348623ef6@kernel.org> References: <20250906-atcphy-6-17-v2-0-52c348623ef6@kernel.org> In-Reply-To: <20250906-atcphy-6-17-v2-0-52c348623ef6@kernel.org> To: Greg Kroah-Hartman , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Felipe Balbi , Janne Grunau , Alyssa Rosenzweig , Neal Gompa , Vinod Koul , Kishon Vijay Abraham I , Thinh Nguyen , Heikki Krogerus , Philipp Zabel , Frank Li , Ran Wang , Peter Chen Cc: linux-usb@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-phy@lists.infradead.org, Sven Peter X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=3570; i=sven@kernel.org; h=from:subject:message-id; bh=lo20hMZGHXyN8QQJOTqJCcsm2KhwrQXpkI5DiyZfPqE=; b=owGbwMvMwCHmIlirolUq95LxtFoSQ8aesPmP7I6crGCrlj/I+yonfsWDsl02Lz4c/let3usn9 TyQl/t1RykLgxgHg6yYIsv2/famTx6+EVy66dJ7mDmsTCBDGLg4BWAipzoYGd6+ZhH1XtWq15cu KPSSa7bynyMrfkceLDo6Qcqa7faOJ08Z/hlMPyfHOZHzzG92rl0v1Mu4dNbdW3vgj9F59tfiD66 7LWcGAA== X-Developer-Key: i=sven@kernel.org; a=openpgp; fpr=A1E3E34A2B3C820DBC4955E5993B08092F131F93 X-Endpoint-Received: by B4 Relay for sven@kernel.org/default with auth_id=407 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250906_084342_200906_C9CB45FC X-CRM114-Status: GOOD ( 12.74 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org We're about to add more fields to struct tps6598x which are only relevant for Apple's CD321x and to ensure that we don't waste memory everywhere for those add a separate struct for cd321x and prepare to allocate more space inside probe. Reviewed-by: Heikki Krogerus Signed-off-by: Sven Peter --- drivers/usb/typec/tipd/core.c | 20 +++++++++++++++----- 1 file changed, 15 insertions(+), 5 deletions(-) diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index 19d713937870304e68325a441b0de63eb5db3b80..51b0f3be8b66a743ddc3ea96c1b25f597a1e8f6c 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -113,6 +113,7 @@ struct tps6598x; struct tipd_data { irq_handler_t irq_handler; u64 irq_mask1; + size_t tps_struct_size; int (*register_port)(struct tps6598x *tps, struct fwnode_handle *node); void (*trace_data_status)(u32 status); void (*trace_power_status)(u16 status); @@ -148,6 +149,10 @@ struct tps6598x { const struct tipd_data *data; }; +struct cd321x { + struct tps6598x tps; +}; + static enum power_supply_property tps6598x_psy_props[] = { POWER_SUPPLY_PROP_USB_TYPE, POWER_SUPPLY_PROP_ONLINE, @@ -1297,18 +1302,24 @@ tps25750_register_port(struct tps6598x *tps, struct fwnode_handle *fwnode) static int tps6598x_probe(struct i2c_client *client) { + const struct tipd_data *data; struct tps6598x *tps; struct fwnode_handle *fwnode; u32 status; u32 vid; int ret; - tps = devm_kzalloc(&client->dev, sizeof(*tps), GFP_KERNEL); + data = i2c_get_match_data(client); + if (!data) + return -EINVAL; + + tps = devm_kzalloc(&client->dev, data->tps_struct_size, GFP_KERNEL); if (!tps) return -ENOMEM; mutex_init(&tps->lock); tps->dev = &client->dev; + tps->data = data; tps->reset = devm_gpiod_get_optional(tps->dev, "reset", GPIOD_OUT_LOW); if (IS_ERR(tps->reset)) @@ -1334,10 +1345,6 @@ static int tps6598x_probe(struct i2c_client *client) if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) tps->i2c_protocol = true; - tps->data = i2c_get_match_data(client); - if (!tps->data) - return -EINVAL; - if (tps->data->switch_power_state) { ret = tps->data->switch_power_state(tps, TPS_SYSTEM_POWER_STATE_S0); if (ret) @@ -1521,6 +1528,7 @@ static const struct tipd_data cd321x_data = { .irq_mask1 = APPLE_CD_REG_INT_POWER_STATUS_UPDATE | APPLE_CD_REG_INT_DATA_STATUS_UPDATE | APPLE_CD_REG_INT_PLUG_EVENT, + .tps_struct_size = sizeof(struct cd321x), .register_port = tps6598x_register_port, .trace_data_status = trace_cd321x_data_status, .trace_power_status = trace_tps6598x_power_status, @@ -1535,6 +1543,7 @@ static const struct tipd_data tps6598x_data = { .irq_mask1 = TPS_REG_INT_POWER_STATUS_UPDATE | TPS_REG_INT_DATA_STATUS_UPDATE | TPS_REG_INT_PLUG_EVENT, + .tps_struct_size = sizeof(struct tps6598x), .register_port = tps6598x_register_port, .trace_data_status = trace_tps6598x_data_status, .trace_power_status = trace_tps6598x_power_status, @@ -1549,6 +1558,7 @@ static const struct tipd_data tps25750_data = { .irq_mask1 = TPS_REG_INT_POWER_STATUS_UPDATE | TPS_REG_INT_DATA_STATUS_UPDATE | TPS_REG_INT_PLUG_EVENT, + .tps_struct_size = sizeof(struct tps6598x), .register_port = tps25750_register_port, .trace_data_status = trace_tps6598x_data_status, .trace_power_status = trace_tps25750_power_status, -- 2.34.1 -- linux-phy mailing list linux-phy@lists.infradead.org https://lists.infradead.org/mailman/listinfo/linux-phy