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([2601:153:900:ebb:a9a4:c28:3a3f:2424]) by smtp.gmail.com with ESMTPSA id q30sm8008899qtk.85.2019.04.22.04.57.56 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 22 Apr 2019 04:57:56 -0700 (PDT) Subject: Re: [PATCH] arm64: dts: rockchip: set TX PBL for rk3328-roc-cc gmac To: "Leonidas P. Papadakos" References: <20190417210059.26262-1-papadakospan@gmail.com> <8865b046-fb3a-4071-335c-66abb344d7f4@gmail.com> <1555915435.1262.1@gmail.com> From: Peter Geis Message-ID: <9a5c62b4-ea75-de4f-9b71-ffa42cb8eaac@gmail.com> Date: Mon, 22 Apr 2019 07:57:56 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <1555915435.1262.1@gmail.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190422_045759_093241_96B4A783 X-CRM114-Status: GOOD ( 12.21 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jose Abreu , devicetree@vger.kernel.org, Heiko Stuebner , linux-rockchip@lists.infradead.org, Rob Herring , Robin Murphy , linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Yes, I ensured force_thresh_dma_mode was disabled. I submitted the force_thresh_dma_mode patch so that we could at least get functional tx. I'll mess about with tweaking that value to see if I can get anything better. On 4/22/2019 2:43 AM, Leonidas P. Papadakos wrote: > > Indeed that feature would be optimal. Just to confirm, you have replaced > force_thresh_dma_mode with this txpbl thing, right? > That is the only ethernet modification I have in the dts, done though > u-boot. That is on linux 5.1 > >> fdt rm /ethernet@ff540000 snps,force_thresh_dma_mode >> fdt set /ethernet@ff540000 snps,txpbl <0x4> > > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel