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[188.141.5.72]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-45eb4977c97sm43043f8f.13.2026.05.21.14.22.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 May 2026 14:22:13 -0700 (PDT) From: David Carlier To: vkoul@kernel.org Cc: kelvin.cao@microchip.com, logang@deltatee.com, Frank.Li@kernel.org, dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, David Carlier Subject: Re: [PATCH] dmaengine: switchtec-dma: fix FIELD_GET misuse when programming SE threshold Date: Thu, 21 May 2026 22:22:11 +0100 Message-ID: <20260521212211.21942-1-devnexen@gmail.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260317083252.13224-1-devnexen@gmail.com> References: <20260317083252.13224-1-devnexen@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Vinod,=0D =0D Following up on this one-line fix. The bug is still present in=0D linux-next as of next-20260521 at drivers/dma/switchtec_dma.c:1102 =E2=80= =94=0D FIELD_GET extracts a zero from the 9-bit thresh value against the=0D bits 23-31 mask, so the SE threshold field is never actually written.=0D =0D Original posting:=0D https://lore.kernel.org/dmaengine/20260317083252.13224-1-devnexen@gmail.com= /=0D =0D Thanks,=0D David=0D