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Lin" , Singo Chang , "Nancy Lin" , Shawn Sung , , , , , Jason-jh Lin Subject: [PATCH v2 0/4] Add CMDQ API for upcoming ISP feature Date: Thu, 7 Mar 2024 09:34:54 +0800 Message-ID: <20240307013458.23550-1-jason-jh.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-TM-AS-Product-Ver: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-AS-Result: No-10--7.233100-8.000000 X-TMASE-MatchedRID: pJ+CdhK041Qssufzyd4qvjPDkSOzeDWW87QrIQgH3y3ANHjiWWI+7d96 V2NgrEHiDoqCl/x+niurnPeXenpUwBaTj8lkRWbAXSKcwPTzq/IhotH7bEpEMlwpnAAvAwaz0gE LN9U+w7GDefyXDwaGu/3bv+uBVCY6WvrN47f+AFsflhDI6DvVln0tCKdnhB589yM15V5aWpj6C0 ePs7A07fk39LXMSri60LeqKkxroARqlYmP1kxHlxV5ziwakIth1e5jJb9JJQc= X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--7.233100-8.000000 X-TMASE-Version: SMEX-14.0.0.3152-9.1.1006-23728.005 X-TM-SNTS-SMTP: 28C47FC7FE85B52C197D796DD901F072AA0166C80A81E406F968B2F69C21CA932000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240306_173544_097094_94735809 X-CRM114-Status: UNSURE ( 7.55 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Jason-jh Lin In order to support the upcoming ISP functions, some CMDQ APIs need to be prepared: 1. cmdq_pkt_mem_move(): For memory or register value from copy src_addr to dst_addr. 2. cmdq_pkt_poll_addr(): Extending cmdq_pkt_poll() to support polling the register address which doesn't have a subsys id. 3. cmdq_pkt_acquire_event(): To support mutex_lock protection between GCE threads. Change in v2: 1. Change the return variable from 'err' to 'ret'. 2. Add more comment and commit message. 3. Drop the last PATCH 5/5 in v1. Change in RESEND v1: 1. Remove Change-Id in commit message. Jason-JH.Lin (4): soc: mediatek: mtk-cmdq: Add specific purpose register definitions for GCE soc: mediatek: mtk-cmdq: Add cmdq_pkt_mem_move() function soc: mediatek: mtk-cmdq: Add cmdq_pkt_poll_addr() function soc: mediatek: mtk-cmdq: Add cmdq_pkt_acquire_event() function drivers/soc/mediatek/mtk-cmdq-helper.c | 90 ++++++++++++++++++++++++++ include/linux/soc/mediatek/mtk-cmdq.h | 52 +++++++++++++++ 2 files changed, 142 insertions(+)