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[104.188.17.28]) by smtp.gmail.com with ESMTPSA id a7sm1126526pfg.157.2020.05.13.22.17.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 13 May 2020 22:17:26 -0700 (PDT) Date: Wed, 13 May 2020 22:15:56 -0700 From: Bjorn Andersson To: Mathieu Poirier Cc: ohad@wizery.com, mcoquelin.stm32@gmail.com, alexandre.torgue@st.com, loic.pallardy@st.com, arnaud.pouliquen@st.com, linux-remoteproc@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 11/12] remoteproc: stm32: Introduce new loaded rsc ops for synchronisation Message-ID: <20200514051556.GB396285@builder.lan> References: <20200424202505.29562-1-mathieu.poirier@linaro.org> <20200424202505.29562-12-mathieu.poirier@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200424202505.29562-12-mathieu.poirier@linaro.org> Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org On Fri 24 Apr 13:25 PDT 2020, Mathieu Poirier wrote: > Introduce new elf find loaded resource table rproc_ops functions to be > used when synchonising with an MCU. > > Mainly based on the work published by Arnaud Pouliquen [1]. > > [1]. https://patchwork.kernel.org/project/linux-remoteproc/list/?series=239877 > > Signed-off-by: Mathieu Poirier > Reviewed-by: Loic Pallardy Reviewed-by: Bjorn Andersson But I would have preferred if we during probe (when we discover rsc_va) could just set it on the rproc. Regards, Bjorn > --- > drivers/remoteproc/stm32_rproc.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/drivers/remoteproc/stm32_rproc.c b/drivers/remoteproc/stm32_rproc.c > index b8ae8aed5585..dcae6103e3df 100644 > --- a/drivers/remoteproc/stm32_rproc.c > +++ b/drivers/remoteproc/stm32_rproc.c > @@ -319,6 +319,15 @@ static int stm32_rproc_sync_parse_fw(struct rproc *rproc, > return stm32_rproc_sync_elf_load_rsc_table(rproc, fw); > } > > +static struct resource_table * > +stm32_rproc_sync_elf_find_loaded_rsc_table(struct rproc *rproc, > + const struct firmware *fw) > +{ > + struct stm32_rproc *ddata = rproc->priv; > + > + return (struct resource_table *)ddata->rsc_va; > +} > + > static irqreturn_t stm32_rproc_wdg(int irq, void *data) > { > struct platform_device *pdev = data; > @@ -593,6 +602,7 @@ static __maybe_unused struct rproc_ops st_rproc_sync_ops = { > .start = stm32_rproc_sync_start, > .stop = stm32_rproc_stop, > .parse_fw = stm32_rproc_sync_parse_fw, > + .find_loaded_rsc_table = stm32_rproc_sync_elf_find_loaded_rsc_table, > }; > > static const struct of_device_id stm32_rproc_match[] = { > -- > 2.20.1 >