From nobody Fri Sep 20 04:12:07 2024 Received: from mailgw01.mediatek.com (unknown [60.244.123.138]) (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 A9AAE6BFD4 for ; Fri, 1 Mar 2024 11:11:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=60.244.123.138 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709291509; cv=none; b=hyZrwYKJPrla9NVEF6mv/lVhExEykSdz3e5rNCG3u5Wr0WJpW2kT1ClyQHuoAHaw7iLR84bQxLaIUEoeeJ5BHcY7ON4Yu/rrSs5tMs/27ndLkOiWoYQjRJgs6SLaHisvUqt2wnW/0os5Mipv7bDkl0Pi0De8hs5hZnlSjGTvhbc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709291509; c=relaxed/simple; bh=+ZzBybof3O1nfT2izJvtONi7FpjdVC7vAnBvgujkjoU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=fggNrkBWxrWvkYQMIfoFxa8VoACXnx4PtGwbIlGVkgwsCG8vSXLvti29rE+6l292zW0yakPFdHQy4Fc4PJ3hvpTeRG8VDGkGZMQxJt3+yio7dauSSx/e2+HeJjQKy5YMNsXCeRqOSe3cqAF6TZFYiFYRR88vX4J96sJT02VHwyA= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com; spf=pass smtp.mailfrom=mediatek.com; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b=hYPOTii8; arc=none smtp.client-ip=60.244.123.138 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=mediatek.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=mediatek.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="hYPOTii8" X-UUID: 7a9aec38d7bc11eeb8927bc1f75efef4-20240301 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=+NCPfiqHkGekZ2gLLAx7CBphrzwi9/58aQ7Jf2wXq3o=; b=hYPOTii8jrjdvnUKC+u4n3BPeNXIc7BKOwLM3+9rvmLqlCtc4vH+dw67Le1Vwg3UXKIrF3psRMtJLPjUZxuP/206YkE6wBcHhiMfwxItue7x/Y90QwELJNwMRgt0Kl7b3BuJzfBphf/NVaCYgecZ1+bVIsdCMl1zMLX7jXMYAP8=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.37,REQID:262fd07a-856c-41f7-91a6-15c5b91c726c,IP:0,U RL:0,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:-5 X-CID-META: VersionHash:6f543d0,CLOUDID:f4348084-8d4f-477b-89d2-1e3bdbef96d1,B ulkID:nil,BulkQuantity:0,Recheck:0,SF:102,TC:nil,Content:0,EDM:-3,IP:nil,U RL:0,File:nil,RT:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OSI:0,OSA:0,AV:0,LES:1, SPR:NO,DKR:0,DKP:0,BRR:0,BRE:0 X-CID-BVR: 0,NGT X-CID-BAS: 0,NGT,0,_ X-CID-FACTOR: TF_CID_SPAM_SNR X-UUID: 7a9aec38d7bc11eeb8927bc1f75efef4-20240301 Received: from mtkmbs13n1.mediatek.inc [(172.21.101.193)] by mailgw01.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1564556827; Fri, 01 Mar 2024 19:11:40 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.26; Fri, 1 Mar 2024 19:11:39 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.1118.26 via Frontend Transport; Fri, 1 Mar 2024 19:11:39 +0800 From: Jason-JH.Lin To: Jassi Brar , Chun-Kuang Hu , Matthias Brugger CC: AngeloGioacchino Del Regno , Jason-ch Chen , "Jason-JH . Lin" , Singo Chang , Nancy Lin , Shawn Sung , , , , Subject: [PATCH 1/5] soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE Date: Fri, 1 Mar 2024 19:11:22 +0800 Message-ID: <20240301111126.22035-2-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20240301111126.22035-1-jason-jh.lin@mediatek.com> References: <20240301111126.22035-1-jason-jh.lin@mediatek.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Add specific purpose register definitions for GCE, so CMDQ users can use them as a buffer to store data. Signed-off-by: Jason-JH.Lin Change-Id: Ie72dd86d6ccfb60761461ad128b02d32adaacbc0 --- include/linux/soc/mediatek/mtk-cmdq.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/linux/soc/mediatek/mtk-cmdq.h b/include/linux/soc/medi= atek/mtk-cmdq.h index 649955d2cf5c..1dae80185f9f 100644 --- a/include/linux/soc/mediatek/mtk-cmdq.h +++ b/include/linux/soc/mediatek/mtk-cmdq.h @@ -14,6 +14,15 @@ #define CMDQ_ADDR_HIGH(addr) ((u32)(((addr) >> 16) & GENMASK(31, 0))) #define CMDQ_ADDR_LOW(addr) ((u16)(addr) | BIT(1)) =20 +/* + * Every cmdq thread has its own SPRs (Specific Purpose Registers), + * so there are 4 * N (threads) SPRs in GCE that shares the same indexes b= elow. + */ +#define CMDQ_THR_SPR_IDX0 (0) +#define CMDQ_THR_SPR_IDX1 (1) +#define CMDQ_THR_SPR_IDX2 (2) +#define CMDQ_THR_SPR_IDX3 (3) + struct cmdq_pkt; =20 struct cmdq_client_reg { --=20 2.18.0