Linux PCI subsystem development
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From: Mario Limonciello <mario.limonciello@amd.com>
To: "Karol Herbst" <kherbst@redhat.com>,
	"Lyude Paul" <lyude@redhat.com>,
	"Alex Deucher" <alexander.deucher@amd.com>,
	"Christian König" <christian.koenig@amd.com>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Mika Westerberg" <mika.westerberg@linux.intel.com>,
	"Lukas Wunner" <lukas@wunner.de>
Cc: "Danilo Krummrich" <dakr@redhat.com>,
	"David Airlie" <airlied@gmail.com>,
	"Daniel Vetter" <daniel@ffwll.ch>,
	"Xinhui Pan" <Xinhui.Pan@amd.com>,
	"Rafael J . Wysocki" <rafael@kernel.org>,
	"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
	"Pali Rohár" <pali@kernel.org>, "Marek Behún" <kabel@kernel.org>,
	"Maciej W . Rozycki" <macro@orcam.me.uk>,
	"Manivannan Sadhasivam" <mani@kernel.org>,
	"Mario Limonciello" <mario.limonciello@amd.com>,
	"open list:DRM DRIVER FOR NVIDIA GEFORCE/QUADRO GPUS"
	<dri-devel@lists.freedesktop.org>,
	"open list:DRM DRIVER FOR NVIDIA GEFORCE/QUADRO GPUS"
	<nouveau@lists.freedesktop.org>,
	"open list" <linux-kernel@vger.kernel.org>,
	"open list:RADEON and AMDGPU DRM DRIVERS"
	<amd-gfx@lists.freedesktop.org>,
	"open list:PCI SUBSYSTEM" <linux-pci@vger.kernel.org>,
	"open list:ACPI" <linux-acpi@vger.kernel.org>
Subject: [PATCH v3 3/7] PCI: Drop pci_is_thunderbolt_attached()
Date: Tue, 14 Nov 2023 14:07:51 -0600	[thread overview]
Message-ID: <20231114200755.14911-4-mario.limonciello@amd.com> (raw)
In-Reply-To: <20231114200755.14911-1-mario.limonciello@amd.com>

All callers have switched to dev_is_removable() for detecting
hotpluggable PCIe devices.

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
v2->v3:
 * No changes
---
 include/linux/pci.h | 22 ----------------------
 1 file changed, 22 deletions(-)

diff --git a/include/linux/pci.h b/include/linux/pci.h
index 60ca768bc867..1fbca2bd92e8 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -2645,28 +2645,6 @@ static inline bool pci_ari_enabled(struct pci_bus *bus)
 	return bus->self && bus->self->ari_enabled;
 }
 
-/**
- * pci_is_thunderbolt_attached - whether device is on a Thunderbolt daisy chain
- * @pdev: PCI device to check
- *
- * Walk upwards from @pdev and check for each encountered bridge if it's part
- * of a Thunderbolt controller.  Reaching the host bridge means @pdev is not
- * Thunderbolt-attached.  (But rather soldered to the mainboard usually.)
- */
-static inline bool pci_is_thunderbolt_attached(struct pci_dev *pdev)
-{
-	struct pci_dev *parent = pdev;
-
-	if (pdev->is_thunderbolt)
-		return true;
-
-	while ((parent = pci_upstream_bridge(parent)))
-		if (parent->is_thunderbolt)
-			return true;
-
-	return false;
-}
-
 #if defined(CONFIG_PCIEPORTBUS) || defined(CONFIG_EEH)
 void pci_uevent_ers(struct pci_dev *pdev, enum  pci_ers_result err_type);
 #endif
-- 
2.34.1


  parent reply	other threads:[~2023-11-14 20:08 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-14 20:07 [PATCH v3 0/7] Improvements to pcie_bandwidth_available() for eGPUs Mario Limonciello
2023-11-14 20:07 ` [PATCH v3 1/7] drm/nouveau: Switch from pci_is_thunderbolt_attached() to dev_is_removable() Mario Limonciello
2023-11-16 12:50   ` Ilpo Järvinen
2023-11-14 20:07 ` [PATCH v3 2/7] drm/radeon: " Mario Limonciello
2023-11-15  9:27   ` Christian König
2023-11-14 20:07 ` Mario Limonciello [this message]
2023-11-16 12:51   ` [PATCH v3 3/7] PCI: Drop pci_is_thunderbolt_attached() Ilpo Järvinen
2023-11-14 20:07 ` [PATCH v3 4/7] PCI: pciehp: Move check for is_thunderbolt into a quirk Mario Limonciello
2023-11-16 12:30   ` Ilpo Järvinen
2023-11-14 20:07 ` [PATCH v3 5/7] PCI: ACPI: Detect PCIe root ports that are used for tunneling Mario Limonciello
2023-11-15 10:40   ` Mika Westerberg
2023-11-15 17:08     ` Mario Limonciello
2023-11-16  9:00       ` Mika Westerberg
2023-11-14 20:07 ` [PATCH v3 6/7] PCI: Split up some logic in pcie_bandwidth_available() to separate function Mario Limonciello
2023-11-16 13:02   ` Ilpo Järvinen
2023-11-14 20:07 ` [PATCH v3 7/7] PCI: Exclude PCIe ports used for virtual links in pcie_bandwidth_available() Mario Limonciello
2023-11-15  3:23   ` Lazar, Lijo
2023-11-15 17:04     ` Mario Limonciello
2023-11-15 21:09       ` Mario Limonciello
2023-11-16  4:33         ` Lazar, Lijo

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