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 E03A23D6697 for ; Fri, 24 Apr 2026 13:29:07 +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=1777037348; cv=none; b=Lr7QjrtP5CNyyri5OVNhkMQ15HTpaeSuhZcrRULJBILm9uTtANsRX/0BvLDJyIGJvqL/YFA/MTaRKMcah8qBnJjYiWvZPQv5XFmzHYqu1M6A+s0/68pJxDcIo++yxPZ7xsaX7SUcQFTp8AuXqcPEPnnUWocpf+RHm+lfBZw2VLE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777037348; c=relaxed/simple; bh=7/Slp01bWIa+nBHpfxnHdx0JY+Y1XCFf8Fo2v7B0Z9M=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=X06W5180UaTFUNKvyP9Qxo5nGUhTp4qpbIyQpnTvMhj5+psqun8yd61Jgj5kDB6UFCGfQy7WVdT8QRi8+E5LJCnZdwulkSjS9zp2h8JY5D07G6BdL0V/RLM+BnctKCPy95QmXWIq3PRn4yeGWZrCnBl0G9v7wxKeojZRfveKKmc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=crnQVCDg; 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="crnQVCDg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7A168C2BCB2; Fri, 24 Apr 2026 13:29:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777037346; bh=7/Slp01bWIa+nBHpfxnHdx0JY+Y1XCFf8Fo2v7B0Z9M=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=crnQVCDg4F/PxuSUXZdQjCSxtFp+UT8XoZxuJksKwlnBYLUHTKBaurPvmKqlTW4Zz b5+vh3/RS0mzyTtYWjhUCuifFsyzwYR6kFmls0q2d7Gnc57tlBKk9Xq1eFmNZUbEUi fJAZi70q5DUxxeiqC76COHX4Z9l9Pa4V9upW3YrYYJIWHXiFw6UCycZs3NSlKsuCVy yA4f692klgPtogr3hlSdmRAIL7nMnWU+csdxuVFV4W3KPYu4C7IJZaF3JyD5x6m/y3 F0b3d0KOestYiomjnwgdhSKIDz1hHGjUlYKpuHIXCd4zxT5paIVRjkQVdbmlLpoOpz /kOhK6C9L71MQ== Message-ID: <142638ac-4fbf-4397-9811-690163e426bf@kernel.org> Date: Fri, 24 Apr 2026 08:29:04 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH V1 2/3] accel/amdxdna: Add configuring low and medium power mode Content-Language: en-US To: Lizhi Hou , ogabbay@kernel.org, quic_jhugo@quicinc.com, dri-devel@lists.freedesktop.org, maciej.falkowski@linux.intel.com Cc: Nishad Saraf , linux-kernel@vger.kernel.org, max.zhen@amd.com, sonal.santan@amd.com References: <20260424040824.2253607-1-lizhi.hou@amd.com> <20260424040824.2253607-2-lizhi.hou@amd.com> From: Mario Limonciello In-Reply-To: <20260424040824.2253607-2-lizhi.hou@amd.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 4/23/26 23:08, Lizhi Hou wrote: > From: Nishad Saraf > > Add support for POWER_MODE_LOW and POWER_MODE_MEDIUM. > > Signed-off-by: Nishad Saraf > Signed-off-by: Lizhi Hou Reviewed-by: Mario Limonciello (AMD) > --- > drivers/accel/amdxdna/aie2_pm.c | 8 ++++++++ > 1 file changed, 8 insertions(+) > > diff --git a/drivers/accel/amdxdna/aie2_pm.c b/drivers/accel/amdxdna/aie2_pm.c > index d9ccd7fc8a6d..4fe6030d2c41 100644 > --- a/drivers/accel/amdxdna/aie2_pm.c > +++ b/drivers/accel/amdxdna/aie2_pm.c > @@ -108,6 +108,14 @@ int aie2_pm_set_mode(struct amdxdna_dev_hdl *ndev, enum amdxdna_power_mode_type > clk_gating = AIE2_CLK_GATING_ENABLE; > dpm_level = ndev->dft_dpm_level; > break; > + case POWER_MODE_LOW: > + clk_gating = AIE2_CLK_GATING_ENABLE; > + dpm_level = 0; > + break; > + case POWER_MODE_MEDIUM: > + clk_gating = AIE2_CLK_GATING_ENABLE; > + dpm_level = ndev->max_dpm_level / 2; > + break; > default: > return -EOPNOTSUPP; > }