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(unknown []) by gzga-smtp-mtada-g0-0 (Coremail) with SMTP id _____wDXT8PnZuFq9rwVDg--.12376S2; Wed, 28 Oct 2026 11:07:20 +0800 (CST) From: Hans Zhang <18255117159@163.com> To: bhelgaas@google.com, lpieralisi@kernel.org, kwilczynski@kernel.org, mani@kernel.org, jingoohan1@gmail.com Cc: imx@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-amlogic@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-arm-msm@vger.kernel.org, sophgo@lists.linux.dev, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, linux-tegra@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Hans Zhang <18255117159@163.com> Subject: [PATCH v5 16/16] PCI: dwc: ultrarisc: Use cached PCIe capability offset Date: Wed, 28 Oct 2026 11:06:52 +0800 Message-ID: <20261028030652.2917756-17-18255117159@163.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261028030652.2917756-1-18255117159@163.com> References: <20261028030652.2917756-1-18255117159@163.com> X-Archived-By: MIME-Version: 1.0 X-CM-TRANSID: _____wDXT8PnZuFq9rwVDg--.12376S2 X-Coremail-Antispam: 1Uf129KBjvJXoW7Cr18Aw18ur17KF4rWF47XFb_yoW8JFy3pa yaqr1YyF1kJr4Yyws2ka4DWF12q3ZxAryDJan7Kr13ZFyakrWUX34vk34rtFnFkF4UKr1Y kw4FyFy7G3WrXwUanT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x0pirWriUUUUU= X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/xtbC7AnmimrhZunUcQAA3o X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261028_030749_108459_6D37C817 X-CRM114-Status: GOOD ( 10.27 ) X-Spam-Score: 0.4 (/) X-BeenThere: linux-amlogic@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-amlogic" X-Spam-Status: No, score=-13.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, FROM_LOCAL_DIGITS,FROM_LOCAL_HEX,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_GIT autolearn=ham autolearn_force=no version=4.0.1 X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 ultrarisc_pcie_host_init() runs from the .init callback with the controller already enabled. Replace the capability search with dw_pcie_get_pcie_cap(). Since the lookup is performed lazily at the point of use, the driver no longer depends on any earlier caching step and the offset is always valid here. Signed-off-by: Hans Zhang <18255117159@163.com> --- drivers/pci/controller/dwc/pcie-ultrarisc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/dwc/pcie-ultrarisc.c b/drivers/pci/controller/dwc/pcie-ultrarisc.c index 523f454c6c524..915305bd88df4 100644 --- a/drivers/pci/controller/dwc/pcie-ultrarisc.c +++ b/drivers/pci/controller/dwc/pcie-ultrarisc.c @@ -56,7 +56,7 @@ static int ultrarisc_pcie_host_init(struct dw_pcie_rp *pp) FIELD_MODIFY(PORT_FLT_SF_MASK, &val, PORT_FLT_SF_VAL_64); dw_pcie_writel_dbi(pci, TIMER_CTRL_MAX_FUNC_NUM, val); - cap_exp = dw_pcie_find_capability(pci, PCI_CAP_ID_EXP); + cap_exp = dw_pcie_get_pcie_cap(pci); val = dw_pcie_readl_dbi(pci, cap_exp + PCI_EXP_LNKCTL2); FIELD_MODIFY(PCI_EXP_LNKCTL2_TLS, &val, PCI_EXP_LNKCTL2_TLS_16_0GT); dw_pcie_writel_dbi(pci, cap_exp + PCI_EXP_LNKCTL2, val); -- 2.43.0 _______________________________________________ linux-amlogic mailing list linux-amlogic@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-amlogic