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[85.30.9.151]) by smtp.gmail.com with ESMTPSA id z11sm3604246ljc.97.2020.01.24.12.09.33 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 24 Jan 2020 12:09:33 -0800 (PST) Date: Fri, 24 Jan 2020 12:08:11 -0800 From: Olof Johansson To: Peter Ujfalusi Subject: Re: [PATCH] arm64: defconfig: Enable Texas Instruments UDMA driver Message-ID: <20200124200811.ytgs66cg5qpugi5c@localhost> References: <20200124092359.12429-1-peter.ujfalusi@ti.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200124092359.12429-1-peter.ujfalusi@ti.com> User-Agent: NeoMutt/20170113 (1.7.2) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200124_120938_799638_0136ABB7 X-CRM114-Status: GOOD ( 13.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alexandre.belloni@bootlin.com, arnd@arndb.de, soc@kernel.org, catalin.marinas@arm.com, linux-kernel@vger.kernel.org, t-kristo@ti.com, vkoul@kernel.org, will@kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Fri, Jan 24, 2020 at 11:23:59AM +0200, Peter Ujfalusi wrote: > The UDMA driver is used on K3 platforms (am654 and j721e). > > Signed-off-by: Peter Ujfalusi > --- > Hi, > > The drivers for UDMA are already in linu-next and the DT patches are going to be > also heading for 5.6. > The only missing piece is to enable the drivers in defconfig so clients can use > the DMA. Hi Peter, We normally like to see new options turned on after the driver/option has been merged, so send this during or right after the merge window when that happens, please. I also see that this is statically enabling this driver -- we try to keep as many drivers as possible as modules to avoid the static kernel from growing too large. Would that be a suitable approach here, or is the driver needed to reach rootfs for further module loading? Thanks, -Olof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel