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 AED197483; Thu, 30 Jan 2025 07:46:36 +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=1738223196; cv=none; b=P22ZHjWi1YhWb1TllE7Nqj+ED/KcZwYIf8lGKrrTRrgQrIzBm64KRv50tbxu8XfnzFiA4Ws4rmhA81Dz0KPW8Yrw1/ZQhc4xMV1pp+v328LnHyizXjzAhAsa0zGXTJGhftlCGNGfFLHVdIuRq+VZ+q/Ip9whjNTMZSB7Aqe6kMo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738223196; c=relaxed/simple; bh=lDB5v7qxjmq1lmrz/ct+yxeDPcvs+Ly1IOev7D37CP8=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Plgi7LWNYpIweGjOc9wVXcgfrGXzZrNFqR6WT7dtEaAmsIsIWCx4x65HLlWnlvuEBDZrfYVFkWQYdd2GU3R9qOPaPRaITOoM1s3cWiwN+8Z3E7Eskn9GsIwxsN5e7pcPkmU7JPwpXkgnzNb5x6m2Pgh1FJSpndUCP9bH1ZN3o/0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bWIzVYL7; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bWIzVYL7" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B3B71C4CED2; Thu, 30 Jan 2025 07:46:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1738223196; bh=lDB5v7qxjmq1lmrz/ct+yxeDPcvs+Ly1IOev7D37CP8=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=bWIzVYL7lAHyqcF5pj6Kw7gFz3YcZxJ5DkL5WoOOsexPnyTyNDizewwzflwok6APh 3namoEReIbsO4jhCQUZ6znbTOkk7jKBPCchFoa3tJ/vydKO9BcM15SbiVfFGrEMYxe 8+j5fGso33GI9xRCBXiw0j61i2HS8AaCWxfwt7Yp67kXT+9Qx0z/Zz+hoyDk5SF82p //k+P7PiEqCfreBVbRgUalMQoZ54yKet+AEeoo9R2uigMWkaS9uKAjtNoEt/ZWZXbq LQ8YWtSxYTDs9f0kew5mcuQCs50Kk7R3omqtT+/kYF9mvqbyxIKfdcTXSppweoPxkt ogt0jH1m7ZPiA== Message-ID: <4c9b512f-59d2-4d96-a899-5af4de2c823e@kernel.org> Date: Thu, 30 Jan 2025 08:46:30 +0100 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v5 07/13] wifi: ath12k: add support for fixed QMI firmware memory To: Raj Kumar Bhagat , ath12k@lists.infradead.org Cc: linux-wireless@vger.kernel.org, Kalle Valo , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jeff Johnson , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20250130043508.1885026-1-quic_rajkbhag@quicinc.com> <20250130043508.1885026-8-quic_rajkbhag@quicinc.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 30/01/2025 05:35, Raj Kumar Bhagat wrote: > @@ -2646,6 +2663,136 @@ static int ath12k_qmi_alloc_target_mem_chunk(struct ath12k_base *ab) > return ret; > } > > +static int ath12k_qmi_assign_target_mem_chunk(struct ath12k_base *ab) > +{ > + struct device_node *mem_node; > + struct resource res, m3_res; > + u32 bdf_start_addr; > + int i, idx, ret; > + > + for (i = 0, idx = 0; i < ab->qmi.mem_seg_count; i++) { > + switch (ab->qmi.target_mem[i].type) { > + case HOST_DDR_REGION_TYPE: > + mem_node = ath12k_core_get_reserved_mem_by_name(ab, "q6-region"); Why cannot you use existing API for reserved memory - of_reserved_mem_lookup()? Best regards, Krzysztof