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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=80.78.11.83; envelope-from=clement.mathieu--drif@eviden.com; helo=smarthost2.eviden.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @eviden.com) X-ZM-MESSAGEID: 1747725643636116600 Content-Type: text/plain; charset="utf-8" pri_enabled can be used to check whether the capability is present and enabled on a PCIe device Signed-off-by: Clement Mathieu--Drif --- hw/pci/pcie.c | 9 +++++++++ include/hw/pci/pcie.h | 1 + 2 files changed, 10 insertions(+) diff --git a/hw/pci/pcie.c b/hw/pci/pcie.c index 542172b3fa..eaeb68894e 100644 --- a/hw/pci/pcie.c +++ b/hw/pci/pcie.c @@ -1266,6 +1266,15 @@ void pcie_pri_init(PCIDevice *dev, uint16_t offset, = uint32_t outstanding_pr_cap, dev->exp.pri_cap =3D offset; } =20 +bool pcie_pri_enabled(const PCIDevice *dev) +{ + if (!pci_is_express(dev) || !dev->exp.pri_cap) { + return false; + } + return (pci_get_word(dev->config + dev->exp.pri_cap + PCI_PRI_CTRL) & + PCI_PRI_CTRL_ENABLE) !=3D 0; +} + bool pcie_pasid_enabled(const PCIDevice *dev) { if (!pci_is_express(dev) || !dev->exp.pasid_cap) { diff --git a/include/hw/pci/pcie.h b/include/hw/pci/pcie.h index 17f06cd5d6..ff6ce08e13 100644 --- a/include/hw/pci/pcie.h +++ b/include/hw/pci/pcie.h @@ -158,6 +158,7 @@ void pcie_pasid_init(PCIDevice *dev, uint16_t offset, u= int8_t pasid_width, void pcie_pri_init(PCIDevice *dev, uint16_t offset, uint32_t outstanding_p= r_cap, bool prg_response_pasid_req); =20 +bool pcie_pri_enabled(const PCIDevice *dev); bool pcie_pasid_enabled(const PCIDevice *dev); bool pcie_ats_enabled(const PCIDevice *dev); #endif /* QEMU_PCIE_H */ --=20 2.49.0