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From: Albert Zhou <albert.zhou.50@gmail.com>
To: bhelgaas@google.com
Cc: linux-pci@vger.kernel.org, lukas@wunner.de,
	mika.westerberg@linux.intel.com
Subject: [PATCH v4 1/2] pci: hotplug: add dependency info to Kconfig
Date: Tue, 15 Nov 2022 22:38:56 +1100	[thread overview]
Message-ID: <20221115113857.35800-2-albert.zhou.50@gmail.com> (raw)
In-Reply-To: <20221115113857.35800-1-albert.zhou.50@gmail.com>

Thunderbolt/USB4 PCIe tunneling require the Hotplug feature. This is now
recorded in the help message for HOTPLUG_PCI. Further, HOTPLUG_PCI is
defaulted to Y if USB4 is selected.

Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Albert Zhou <albert.zhou.50@gmail.com>
---
 drivers/pci/hotplug/Kconfig | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/pci/hotplug/Kconfig b/drivers/pci/hotplug/Kconfig
index 840a84bb5ee2..0b396a09ae15 100644
--- a/drivers/pci/hotplug/Kconfig
+++ b/drivers/pci/hotplug/Kconfig
@@ -6,10 +6,12 @@
 menuconfig HOTPLUG_PCI
 	bool "Support for PCI Hotplug"
 	depends on PCI && SYSFS
+	default y if USB4
 	help
 	  Say Y here if you have a motherboard with a PCI Hotplug controller.
 	  This allows you to add and remove PCI cards while the machine is
-	  powered up and running.
+	  powered up and running. Thunderbolt/USB4 PCIe tunneling needs Native
+	  PCIe Hotplug to be enabled. PCIe Hotplug depends on PCI Hotplug.
 
 	  When in doubt, say N.
 
-- 
2.34.1


  reply	other threads:[~2022-11-15 11:39 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-15 11:38 [PATCH v4 0/2] add hotplug depedency info Albert Zhou
2022-11-15 11:38 ` Albert Zhou [this message]
2022-11-15 11:38 ` [PATCH v4 2/2] pci: pcie: add dependency info to Kconfig Albert Zhou
2022-11-15 15:29 ` [PATCH v4 0/2] add hotplug depedency info Bjorn Helgaas

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