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(unknown []) by gzga-smtp-mtada-g0-2 (Coremail) with SMTP id _____wCXz8OTQ_BquUg4GA--.62891S4; Sun, 08 Nov 2026 17:40:40 +0800 (CST) From: Hans Zhang <18255117159@163.com> To: bhelgaas@google.com, mani@kernel.org, lpieralisi@kernel.org, kwilczynski@kernel.org, thierry.reding@kernel.org, ryder.lee@mediatek.com, jonathanh@nvidia.com Cc: robh@kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-tegra@vger.kernel.org, Hans Zhang <18255117159@163.com> Subject: [PATCH v2 2/5] PCI: Convert remaining core pcie_link_speed[] users Date: Sun, 8 Nov 2026 17:40:31 +0800 Message-ID: <20261108094034.679945-3-18255117159@163.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20261108094034.679945-1-18255117159@163.com> References: <20261108094034.679945-1-18255117159@163.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CM-TRANSID:_____wCXz8OTQ_BquUg4GA--.62891S4 X-Coremail-Antispam: 1Uf129KBjvJXoW7KF47ZFW8Xw1xuF47ury8Xwb_yoW8urW8pa y3Cr4Fyr18Jry3Wrs5Z3WDWFyYq3ZIvrWjkrWkWas3XF17ArZxXFyay3yftryFvrZrCry3 AF1ayrW5Aa17JF7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x0zZg4U5UUUUU= X-CM-SenderInfo: rpryjkyvrrlimvzbiqqrwthudrp/xtbC6xjNcWrwQ5jwHwAA3h Convert the remaining direct pcie_link_speed[] accesses in pci-sysfs.c, the __pcie_update_link_speed() inline helper, and pci_set_bus_speed() in probe.c to pcie_get_link_speed(). This includes the max_bus_speed lookup that was missed in v1. Signed-off-by: Hans Zhang <18255117159@163.com> --- drivers/pci/pci-sysfs.c | 2 +- drivers/pci/pci.h | 2 +- drivers/pci/probe.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 6669e9ad5bd3..30db3349a44c 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -234,7 +234,7 @@ static ssize_t current_link_speed_show(struct device *dev, if (err) return -EINVAL; - speed = pcie_link_speed[linkstat & PCI_EXP_LNKSTA_CLS]; + speed = pcie_get_link_speed(FIELD_GET(PCI_EXP_LNKSTA_CLS, linkstat)); return sysfs_emit(buf, "%s\n", pci_speed_string(speed)); } diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h index 77efa4c5c960..5441741bc330 100644 --- a/drivers/pci/pci.h +++ b/drivers/pci/pci.h @@ -692,7 +692,7 @@ static inline void __pcie_update_link_speed(struct pci_bus *bus, enum pcie_link_change_reason reason, u16 linksta, u16 linksta2) { - bus->cur_bus_speed = pcie_link_speed[linksta & PCI_EXP_LNKSTA_CLS]; + bus->cur_bus_speed = pcie_get_link_speed(FIELD_GET(PCI_EXP_LNKSTA_CLS, linksta)); bus->flit_mode = (linksta2 & PCI_EXP_LNKSTA2_FLIT) ? 1 : 0; trace_pcie_link_event(bus, diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 9a178e0e5f7f..d0283a8158f2 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -924,7 +924,7 @@ static void pci_set_bus_speed(struct pci_bus *bus) u32 linkcap; pcie_capability_read_dword(bridge, PCI_EXP_LNKCAP, &linkcap); - bus->max_bus_speed = pcie_link_speed[linkcap & PCI_EXP_LNKCAP_SLS]; + bus->max_bus_speed = pcie_get_link_speed(FIELD_GET(PCI_EXP_LNKCAP_SLS, linkcap)); pcie_update_link_speed(bus, PCIE_ADD_BUS); } -- 2.43.0