From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f42.google.com (mail-wm1-f42.google.com [209.85.128.42]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 17D603CBE7C for ; Sun, 17 May 2026 18:06:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.42 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779041216; cv=none; b=DGextEWaYL/CX54fLITChmm1NdS5pcymToubMU2+JrLp1OS6l1n18DWzot5f+rdaQTIWX1h0WQq5my769GB0yQbu1V7DMtzrsAckzOgNVi5vPBrCFZR7yACT6E3o58nDHa/IZyP/4Rg+SjpVtjwP3ZwqOsAMjeVCh6QibCfXtPo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779041216; c=relaxed/simple; bh=tOlpY7+pgix8ajT4l6fawfigNBi08GuxJz9tAv22Jz4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=CBN05RkqbHU+dORcy0+lazCK8lwcDFl95m4qDFuq0psM1FY2gB+Tm5jhogzfsoTzw3EX86KsSgbuNAEAQrIq/6PvDH046Ebr74eW6JEO9O8L3y4njM8YsMfzbG6PtQ+H4L79mjcqj8arI9ukX4yrgcz3Y0s1lerwtEX1AbfUtxw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=jHyENnX2; arc=none smtp.client-ip=209.85.128.42 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jHyENnX2" Received: by mail-wm1-f42.google.com with SMTP id 5b1f17b1804b1-48fe6629235so1840535e9.1 for ; Sun, 17 May 2026 11:06:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1779041210; x=1779646010; 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=lfAxUEr/rxn6pVQC4AetRpAM4gvdUnHJSPOgS01+IHE=; b=jHyENnX2SjVaDcg37C8bTx8Rsba7LinfZ8p+40/x04FHjmJ3GUwQS8qLKkD2wSQ6xX Mtj+rnqgcB9RB1KBhCAti/r5VUNYzEmRruttC5/YZs3M9ueBHCB2uEgpcOQW8arkUcKR x0wiHCQS+hRc1MKVTstmGSSKy1FQuBKuAYo9QEktG9BBE1cF7Q4uq8BAJTES+A4SZdUr Q0oqw3lTFskrdh8Y1iLJLofZBJp6uinT51S3aqylrObMaEgkIn4ZcZ09XMbPibRY2k1Y affBW5EU3EYtBQo02oA6c+XLGiQNVMjpiKbssO2dkqe1f/lHwQdSuW+he6q6zauczXIY 1pOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779041210; x=1779646010; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=lfAxUEr/rxn6pVQC4AetRpAM4gvdUnHJSPOgS01+IHE=; b=gL1d3UQfC5Li6WKq2w3sGLLI8oM0+45RtwcY4QgeKAiJgeUfpdskVvfcDtJyGgBgLb v8PbPUe+A0hwgeADFDSSwXJCLGi9VPBV5yHIPtHr/ayI8e74x6mwujf1lbk9nE7RLbbv z5BIP/NJessk8SeB9zLwnI+w9/KVfUzwDbajLeqNaJtl8pQz/+hE2TdfVaumBBuKfBx+ XQYDr6BCrmFU8DwEPqy7Xmt9Z4Yvg7Q2owCJmyZAvZAA7rBAoPbma8rwcdWzV3+KhIkg al5jSQjJ6cHwDrSrLu9pAGDrXyVa8SzaWVYeyD4w3KVFWuCJTL/qtdTZ1iZhRGVuNqPJ 1Uww== X-Forwarded-Encrypted: i=1; AFNElJ+95wSiwCM6bdMePAPi3G2VU4iS4m+aUCIFRvEqgWTZWyuK/VISU28FwLff/xsIlulXjS9It9NFsM0TrvU=@vger.kernel.org X-Gm-Message-State: AOJu0YwPImRC4m3TTe2AjR1FPDkMSLU9hbyqZQo+RYBH0kejTDoYmrIT 2R2gJ0l+O9mgLS3PNiEn3yWqGCxCy2FfRSlW8JX6+iOyiz489smZn0K1 X-Gm-Gg: Acq92OHsbfqsiynzQwYhiFc6dsK+VCacb9b35X0hbvrDz26sJd/RMV13ze3976Eigsn 9ufE1lIeV9jJe8+AGkawHGNBMGVEhaq5NO0EOqwHYy6Cz+hWlC8FsRdZi7Gde8ljI2iHA8rmSGz 4lKQbtmaNZYpBIL00leVH+LS8kr5wLA6MkV+BxNPH0zOGyVxHozrkvs5sDvIaDWF1BTKIlgjo7O vjgdLTGwPS6+7+zxKelrfYxBpeRBgWGRgX679cexsdhIddAaLEbYctPqCjtViHBQw5gAgaaoHju tHzVsu8RiBohvLmc5jh/q48DRdPHZz1ReUErhZVIe+wPvVuBKXY15N9OUi/FsBExYGTZYDnbRL6 adJq7b5Eo+ECXU/IP7UkwD5VGscdAFVv0SDWVrlxhhP5S0chvf85bKnfyr1qAfZOhvhby/ghZkw GBTacV3Mk9KV2WGd3QZzRirO/0eAkiklAnA/rF6liN6LdeyooSGxqJR9kYBZbCur6RuToUta0I+ Q== X-Received: by 2002:a05:600c:3106:b0:48a:58e1:6cf7 with SMTP id 5b1f17b1804b1-48fe61f2bdamr81852815e9.4.1779041210437; Sun, 17 May 2026 11:06:50 -0700 (PDT) Received: from menon.v.cablecom.net (84-74-0-139.dclient.hispeed.ch. [84.74.0.139]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45da15a6454sm31766775f8f.34.2026.05.17.11.06.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 17 May 2026 11:06:50 -0700 (PDT) From: Lothar Rubusch To: thorsten.blum@linux.dev, herbert@gondor.apana.org.au, davem@davemloft.net, nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com, claudiu.beznea@tuxon.dev Cc: linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, l.rubusch@gmail.com Subject: [PATCH 03/12] crypto: atmel - move i2c client management instance into core driver Date: Sun, 17 May 2026 18:06:30 +0000 Message-Id: <20260517180639.9657-5-l.rubusch@gmail.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20260517180639.9657-1-l.rubusch@gmail.com> References: <20260517180639.9657-1-l.rubusch@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Move the atmel_i2c client management instance from the ECC driver into the atmel-i2c core driver. This is a preparatory step for consolidating shared I2C client tracking infrastructure in the core, allowing ECC and SHA204A drivers to operate on a common management instance. The symbol is exported via EXPORT_SYMBOL_GPL() and declared extern in the shared header. No functional change intended. Signed-off-by: Lothar Rubusch --- drivers/crypto/atmel-ecc.c | 2 -- drivers/crypto/atmel-i2c.c | 6 ++++++ drivers/crypto/atmel-i2c.h | 1 + 3 files changed, 7 insertions(+), 2 deletions(-) diff --git a/drivers/crypto/atmel-ecc.c b/drivers/crypto/atmel-ecc.c index 9feae468b7ff..76fb1d0cf075 100644 --- a/drivers/crypto/atmel-ecc.c +++ b/drivers/crypto/atmel-ecc.c @@ -23,8 +23,6 @@ #include #include "atmel-i2c.h" -static struct atmel_i2c_client_mgmt atmel_i2c_mgmt; - /** * struct atmel_ecdh_ctx - transformation context * @client : pointer to i2c client device diff --git a/drivers/crypto/atmel-i2c.c b/drivers/crypto/atmel-i2c.c index 0e275dbdc8c5..db24f65ae90e 100644 --- a/drivers/crypto/atmel-i2c.c +++ b/drivers/crypto/atmel-i2c.c @@ -21,6 +21,12 @@ #include #include "atmel-i2c.h" +struct atmel_i2c_client_mgmt atmel_i2c_mgmt = { + .i2c_list_lock = __SPIN_LOCK_UNLOCKED(atmel_i2c_mgmt.i2c_list_lock), + .i2c_client_list = LIST_HEAD_INIT(atmel_i2c_mgmt.i2c_client_list), +}; +EXPORT_SYMBOL_GPL(atmel_i2c_mgmt); + static const struct { u8 value; const char *error_text; diff --git a/drivers/crypto/atmel-i2c.h b/drivers/crypto/atmel-i2c.h index 98a79dcae2b6..a3385e8f0dc9 100644 --- a/drivers/crypto/atmel-i2c.h +++ b/drivers/crypto/atmel-i2c.h @@ -119,6 +119,7 @@ struct atmel_i2c_client_mgmt { struct list_head i2c_client_list; spinlock_t i2c_list_lock; } ____cacheline_aligned; +extern struct atmel_i2c_client_mgmt atmel_i2c_mgmt; /** * atmel_i2c_client_priv - i2c_client private data -- 2.53.0