From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 757F7194A67; Tue, 27 May 2025 16:58:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748365112; cv=none; b=Q0fwLtSYRdAA5AqaDKuzAzoksbVwLzbYVCvvG/9KwpVtOnRkfc4rZGcIWJtlONpv/DeoAafmz2f0Ze7NZ1i8MkBCjGUWVmjd3WDwhnAKwET5f1z198SiozDFnCqLiErjtWtY7yvBwIwQZEU8Tu2Lf5nZK0PAT1lR6At6W32OmNM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748365112; c=relaxed/simple; bh=Yqet11QIXK3u1KVGGmR/i9iHyHHdQe5imCAPfrbL6WA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=WCORvAC5fO/25YlWp9+ENR3Jpa8FtpJpzt+lh9yuMXO+mbhH41y94X2/nN61SN3o6L14aQJrLnbowbBvD1e1UDyyZavSzKRt7T3gUdDesDKXd1XpEEo/pKmLoyCT0LlyRQKfwFoddhzXisHFuJaB/XK7Z6fIa0f/NU7SugLwkZk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=lmTTrWod; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="lmTTrWod" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E9E12C4CEF1; Tue, 27 May 2025 16:58:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1748365112; bh=Yqet11QIXK3u1KVGGmR/i9iHyHHdQe5imCAPfrbL6WA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lmTTrWod6ZQ/ozspt8zL54GSja8i/U02EZ3lGUVy1Eieyml6A7Sd31nZfBxetM7MX n3JQVAQKQZXU5JzSO99Qcq0XWZzjOAR0l4T2IlvVk8IGLANqqvTe3yWjmasNt96h5l ja90zD7ApNhYLYlxg4BTBcCBuVCwU+rXvPMCZOJU= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Viresh Kumar , Sudeep Holla , Sasha Levin Subject: [PATCH 6.12 270/626] firmware: arm_ffa: Set dma_mask for ffa devices Date: Tue, 27 May 2025 18:22:43 +0200 Message-ID: <20250527162455.992918850@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250527162445.028718347@linuxfoundation.org> References: <20250527162445.028718347@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.12-stable review patch. If anyone has any objections, please let me know. ------------------ From: Viresh Kumar [ Upstream commit cc0aac7ca17e0ea3ca84b552fc79f3e86fd07f53 ] Set dma_mask for FFA devices, otherwise DMA allocation using the device pointer lead to following warning: WARNING: CPU: 1 PID: 1 at kernel/dma/mapping.c:597 dma_alloc_attrs+0xe0/0x124 Signed-off-by: Viresh Kumar Message-Id: Signed-off-by: Sudeep Holla Signed-off-by: Sasha Levin --- drivers/firmware/arm_ffa/bus.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/firmware/arm_ffa/bus.c b/drivers/firmware/arm_ffa/bus.c index dfda5ffc14db7..dea3eb741d95d 100644 --- a/drivers/firmware/arm_ffa/bus.c +++ b/drivers/firmware/arm_ffa/bus.c @@ -212,6 +212,7 @@ ffa_device_register(const struct ffa_partition_info *part_info, dev = &ffa_dev->dev; dev->bus = &ffa_bus_type; dev->release = ffa_release_device; + dev->dma_mask = &dev->coherent_dma_mask; dev_set_name(&ffa_dev->dev, "arm-ffa-%d", id); ffa_dev->id = id; -- 2.39.5