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Sun, 21 Sep 2025 13:31:19 -0700 (PDT) Date: Sun, 21 Sep 2025 13:31:15 -0700 From: Sultan Alsawaf To: Bin Du Cc: mchehab@kernel.org, hverkuil@xs4all.nl, laurent.pinchart+renesas@ideasonboard.com, bryan.odonoghue@linaro.org, sakari.ailus@linux.intel.com, prabhakar.mahadev-lad.rj@bp.renesas.com, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, pratap.nirujogi@amd.com, benjamin.chan@amd.com, king.li@amd.com, gjorgji.rosikopulos@amd.com, Phil.Jawich@amd.com, Dominic.Antony@amd.com, mario.limonciello@amd.com, richard.gong@amd.com, anson.tsao@amd.com, Alexey Zagorodnikov Subject: Re: [PATCH v4 2/7] media: platform: amd: low level support for isp4 firmware Message-ID: References: <20250911100847.277408-1-Bin.Du@amd.com> <20250911100847.277408-3-Bin.Du@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250911100847.277408-3-Bin.Du@amd.com> Hi Bin, On Thu, Sep 11, 2025 at 06:08:42PM +0800, Bin Du wrote: > Low level functions for accessing the registers and mapping to their > ranges. This change also includes register definitions for ring buffer > used to communicate with ISP Firmware. Ring buffer is the communication > interface between driver and ISP Firmware. Command and responses are > exchanged through the ring buffer. > > Co-developed-by: Svetoslav Stoilov > Signed-off-by: Svetoslav Stoilov > Signed-off-by: Bin Du > Tested-by: Alexey Zagorodnikov [snip] > +++ b/drivers/media/platform/amd/isp4/Makefile > @@ -3,4 +3,4 @@ > # Copyright (C) 2025 Advanced Micro Devices, Inc. > > obj-$(CONFIG_AMD_ISP4) += amd_capture.o > -amd_capture-objs := isp4.o > +amd_capture-objs := isp4.o \ Remove this hunk since there are no new objects added in this patch. > +++ b/drivers/media/platform/amd/isp4/isp4_hw_reg.h > @@ -0,0 +1,125 @@ > +/* SPDX-License-Identifier: GPL-2.0+ */ > +/* > + * Copyright (C) 2025 Advanced Micro Devices, Inc. > + */ > + > +#ifndef _ISP4_HW_REG_H_ > +#define _ISP4_HW_REG_H_ > + > +#include > +#include Remove redundant linux/types.h include, as it is included by linux/io.h. > + > +#define ISP_SOFT_RESET 0x62000 [snip] > + > +#endif Add /* _ISP4_HW_REG_H_ */ > -- > 2.34.1 > Sultan