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[68.147.0.187]) by smtp.gmail.com with ESMTPSA id j22sm116013pjz.3.2021.03.15.09.16.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Mar 2021 09:16:15 -0700 (PDT) Date: Mon, 15 Mar 2021 10:16:13 -0600 From: Mathieu Poirier To: Arnaud Pouliquen Cc: Bjorn Andersson , Ohad Ben-Cohen , Andy Gross , linux-remoteproc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-msm@vger.kernel.org Subject: Re: [PATCH 0/6] rpmsg: enable the use of the rpmsg_char device for the Virtio backend Message-ID: <20210315161613.GA1339147@xps15> References: <20210311140413.31725-1-arnaud.pouliquen@foss.st.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210311140413.31725-1-arnaud.pouliquen@foss.st.com> Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org On Thu, Mar 11, 2021 at 03:04:07PM +0100, Arnaud Pouliquen wrote: > This series is the first step in the division of the series: > "Introduce a generic IOCTL interface for RPMsg channels management"[1] > > The main goal here is to enable the RPMsg char interface for > the virtio RPMsg backend. > > In addition some patches have been includes in order to document the > interface and rename the rpmsg_char_init function. > > It also includes Mathieu Poirier's comments made on [1] > > Patchsets that should be the next steps: > - Extract the control part of the char dev and create the rpmsg_ctrl.c > file > - Introduce the RPMSG_CREATE_DEV_IOCTL IOCTL to instantiate RPMsg devices > > > [1]: https://patchwork.kernel.org/project/linux-remoteproc/list/?series=435523 > > Arnaud Pouliquen (6): > rpmsg: char: Rename rpmsg_char_init to rpmsg_chrdev_init > rpmsg: Move RPMSG_ADDR_ANY in user API > rpmsg: Add short description of the IOCTL defined in UAPI. > rpmsg: char: Use rpmsg_sendto to specify the message destination > address > rpmsg: virtio: Register the rpmsg_char device > rpmsg: char: Return an error if device already open > > drivers/rpmsg/qcom_glink_native.c | 16 ++++++++ > drivers/rpmsg/qcom_smd.c | 16 ++++++++ > drivers/rpmsg/rpmsg_char.c | 11 ++++-- > drivers/rpmsg/virtio_rpmsg_bus.c | 62 ++++++++++++++++++++++++++++--- > include/linux/rpmsg.h | 3 +- > include/uapi/linux/rpmsg.h | 13 ++++++- > 6 files changed, 108 insertions(+), 13 deletions(-) Reviewed-by: Mathieu Poirier > > -- > 2.17.1 >