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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id s18sm195630pgj.3.2020.08.11.15.46.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Aug 2020 15:46:04 -0700 (PDT) Date: Tue, 11 Aug 2020 16:46:02 -0600 From: Mathieu Poirier To: peng.fan@nxp.com Cc: ohad@wizery.com, bjorn.andersson@linaro.org, robh+dt@kernel.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, o.rempel@pengutronix.de, linux-imx@nxp.com, linux-remoteproc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] remoteproc: imx_rproc: add elf memory hooks Message-ID: <20200811224602.GF3370567@xps15> References: <1595928673-26306-1-git-send-email-peng.fan@nxp.com> <1595928673-26306-2-git-send-email-peng.fan@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1595928673-26306-2-git-send-email-peng.fan@nxp.com> Sender: linux-remoteproc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-remoteproc@vger.kernel.org On Tue, Jul 28, 2020 at 05:31:13PM +0800, peng.fan@nxp.com wrote: > From: Peng Fan > > Please not apply 2/2 for now, this 2/2 has not gone through > test on all i.MX8 platforms. Why sending patches to the mailing list if they are not ready to be applied? > > Signed-off-by: Peng Fan > --- > drivers/remoteproc/imx_rproc.c | 13 +++++++++++++ > 1 file changed, 13 insertions(+) > > diff --git a/drivers/remoteproc/imx_rproc.c b/drivers/remoteproc/imx_rproc.c > index 8957ed271d20..8ad860c65256 100644 > --- a/drivers/remoteproc/imx_rproc.c > +++ b/drivers/remoteproc/imx_rproc.c > @@ -6,6 +6,7 @@ > #include > #include > #include > +#include > #include > #include > #include > @@ -241,10 +242,22 @@ static void *imx_rproc_da_to_va(struct rproc *rproc, u64 da, size_t len) > return va; > } > > +static void *imx_rproc_memcpy(struct rproc *rproc, void *dest, const void *src, size_t count) > +{ > + memcpy_toio((void * __iomem)dest, src, count); > +} > + > +static void *imx_rproc_memset(struct rproc *rproc, void *s, int c, size_t count) > +{ > + memset_io((void * __iomem)s, c, count); > +} > + > static const struct rproc_ops imx_rproc_ops = { > .start = imx_rproc_start, > .stop = imx_rproc_stop, > .da_to_va = imx_rproc_da_to_va, > + .memset = imx_rproc_memset, > + .memcpy = imx_rproc_memcpy, That won't work - you are modifying how _all_ the platforms out there are working. As I indicated on the series on iMX8M, add a field to imx_rproc_dcfg and apply the correct memory accessor based on that. It might also suggest that it is time to split the iMX platform drivers, i.e older MCU and iMX8M. > }; > > static int imx_rproc_addr_init(struct imx_rproc *priv, > -- > 2.16.4 >