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From: Mario Limonciello <superm1@kernel.org>
To: Bjorn Helgaas <bhelgaas@google.com>,
	Mathias Nyman <mathias.nyman@intel.com>,
	Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: "open list : PCI SUBSYSTEM" <linux-pci@vger.kernel.org>,
	"open list" <linux-kernel@vger.kernel.org>,
	"open list : USB XHCI DRIVER" <linux-usb@vger.kernel.org>,
	"Daniel Drake" <drake@endlessos.org>, "Gary Li" <Gary.Li@amd.com>,
	"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
	"Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>,
	"Mario Limonciello" <mario.limonciello@amd.com>
Subject: [PATCH v4 5/5] PCI: Drop Radeon quirk for Macbook Pro 8.2
Date: Thu, 22 Aug 2024 23:25:08 -0500	[thread overview]
Message-ID: <20240823042508.1057791-7-superm1@kernel.org> (raw)
In-Reply-To: <20240823042508.1057791-1-superm1@kernel.org>

From: Mario Limonciello <mario.limonciello@amd.com>

commit 5938628c51a7 ("drm/radeon: make MacBook Pro d3_delay quirk more
generic") introduced a generic quirk for Macbook Pro 8.2s that contain
Radeon graphics to ensure that enough time had past when the device
was powered on.

As the PCI core now verifies the device is in D0 during power on this
extra artificial delay is no longer necessary.

Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
---
 drivers/pci/quirks.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 3480a0445ff50..e76ff1037fb35 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -2038,14 +2038,6 @@ static void quirk_d3hot_delay(struct pci_dev *dev, unsigned int delay)
 		 dev->d3hot_delay);
 }
 
-static void quirk_radeon_pm(struct pci_dev *dev)
-{
-	if (dev->subsystem_vendor == PCI_VENDOR_ID_APPLE &&
-	    dev->subsystem_device == 0x00e2)
-		quirk_d3hot_delay(dev, 20);
-}
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x6741, quirk_radeon_pm);
-
 /*
  * NVIDIA Ampere-based HDA controllers can wedge the whole device if a bus
  * reset is performed too soon after transition to D0, extend d3hot_delay
-- 
2.43.0


      parent reply	other threads:[~2024-08-23  4:26 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-08-23  4:25 [PATCH v4 0/5] Verify devices transition from D3cold to D0 Mario Limonciello
2024-08-23  4:25 ` [PATCH v4 1/5] PCI: Use an enum for reset type in pci_dev_wait() Mario Limonciello
2024-08-23 11:56   ` Ilpo Järvinen
2024-08-23  4:25 ` [PATCH] x86/tsc: Use rdtsc_ordered() when RDTSCP or LFENCE_RDTSC are supported Mario Limonciello
2024-08-23  4:29   ` Mario Limonciello
2024-08-25 12:22   ` Thomas Gleixner
2024-08-25 12:37     ` Mario Limonciello
2024-08-23  4:25 ` [PATCH v4 2/5] PCI: Check PCI_PM_CTRL instead of PCI_COMMAND in pci_dev_wait() Mario Limonciello
2024-08-23 12:13   ` Ilpo Järvinen
2024-08-23  4:25 ` [PATCH v4 3/5] PCI: Verify functions currently in D3cold have entered D0 Mario Limonciello
2024-08-23 12:07   ` Ilpo Järvinen
2024-08-23  4:25 ` [PATCH v4 4/5] PCI: Allow Ryzen XHCI controllers into D3cold and drop delays Mario Limonciello
2024-08-24  1:55   ` Greg Kroah-Hartman
2024-08-23  4:25 ` Mario Limonciello [this message]

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