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(unknown []) by gzga-smtp-mtada-g0-1 (Coremail) with SMTP id _____wDnDy6JK6RqMNRdAA--.33660S4; Sat, 12 Sep 2026 00:25:49 +0800 (CST) From: Hans Zhang <18255117159@163.com> To: lpieralisi@kernel.org, kwilczynski@kernel.org, bhelgaas@google.com, helgaas@kernel.org, heiko@sntech.de, mani@kernel.org, yue.wang@Amlogic.com Cc: pali@kernel.org, neil.armstrong@linaro.org, robh@kernel.org, jingoohan1@gmail.com, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, cassel@kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-rockchip@lists.infradead.org, Hans Zhang <18255117159@163.com> Subject: [PATCH 2/2] PCI: dwc: Remove unused PCIE_ATU_UNR_* register definitions Date: Sat, 12 Sep 2026 00:25:37 +0800 Message-Id: <20260911162537.469018-3-18255117159@163.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260911162537.469018-1-18255117159@163.com> References: <20260911162537.469018-1-18255117159@163.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID: _____wDnDy6JK6RqMNRdAA--.33660S4 X-Coremail-Antispam: 1Uf129KBjvJXoW7ur1rWr17uw4kXFWxZFWDurg_yoW8Gw4kpa 45XFWIyFn8Ja17uw4rtrn5CF13tFsrGrWUG39xKwsru3Wavw18Jry0vF4Sgry2qrW8Kw4a v3W3X347WrWkCrUanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x0pMg4SnUUUUU= X-Originating-IP: [240e:b8f:91b3:d000:8f8f:b76e:3756:1454] X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/xtbCww6xVWqkK45HcwAA32 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260911_092636_284140_6415B663 X-CRM114-Status: UNSURE ( 8.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The PCIE_ATU_UNR_* macros are not used anywhere in the kernel. They were presumably intended for unrolled iATU register access, but the driver now uses the ATU_* macros and computes unrolled offsets via ATU_UNROLL_BASE(). Remove these unused definitions. No functional change intended. Signed-off-by: Hans Zhang <18255117159@163.com> --- drivers/pci/controller/dwc/pcie-designware.h | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index 10bf06427e41..89cb809e056b 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -257,18 +257,6 @@ #define MARGINING_MAXLANES GENMASK(20, 16) #define MARGINING_SAMPLE_RATE_TIMING GENMASK(13, 8) #define MARGINING_SAMPLE_RATE_VOLTAGE GENMASK(5, 0) -/* - * iATU Unroll-specific register definitions - * From 4.80 core version the address translation will be made by unroll - */ -#define PCIE_ATU_UNR_REGION_CTRL1 0x00 -#define PCIE_ATU_UNR_REGION_CTRL2 0x04 -#define PCIE_ATU_UNR_LOWER_BASE 0x08 -#define PCIE_ATU_UNR_UPPER_BASE 0x0C -#define PCIE_ATU_UNR_LOWER_LIMIT 0x10 -#define PCIE_ATU_UNR_LOWER_TARGET 0x14 -#define PCIE_ATU_UNR_UPPER_TARGET 0x18 -#define PCIE_ATU_UNR_UPPER_LIMIT 0x20 /* * RAS-DES register definitions -- 2.34.1