This is a note to let you know that I've just added the patch titled
crypto: ccp - Don't initialize CCP for PSP 0x1649
to the 6.3-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
crypto-ccp-don-t-initialize-ccp-for-psp-0x1649.patch
and it can be found in the queue-6.3 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From c79a3169b9f3633c215b55857eba5921e5b49217 Mon Sep 17 00:00:00 2001
From: Mario Limonciello <mario.limonciello@xxxxxxx>
Date: Mon, 3 Apr 2023 12:38:01 -0500
Subject: crypto: ccp - Don't initialize CCP for PSP 0x1649
From: Mario Limonciello <mario.limonciello@xxxxxxx>
commit c79a3169b9f3633c215b55857eba5921e5b49217 upstream.
A number of platforms are emitting the error:
```ccp: unable to access the device: you might be running a broken BIOS.```
This is expected behavior as CCP is no longer accessible from the PSP's
PCIe BAR so stop trying to probe CCP for 0x1649.
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>
Acked-by: Tom Lendacky <thomas.lendacky@xxxxxxx>
Signed-off-by: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/crypto/ccp/sp-pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/crypto/ccp/sp-pci.c
+++ b/drivers/crypto/ccp/sp-pci.c
@@ -451,9 +451,9 @@ static const struct pci_device_id sp_pci
{ PCI_VDEVICE(AMD, 0x1468), (kernel_ulong_t)&dev_vdata[2] },
{ PCI_VDEVICE(AMD, 0x1486), (kernel_ulong_t)&dev_vdata[3] },
{ PCI_VDEVICE(AMD, 0x15DF), (kernel_ulong_t)&dev_vdata[4] },
- { PCI_VDEVICE(AMD, 0x1649), (kernel_ulong_t)&dev_vdata[4] },
{ PCI_VDEVICE(AMD, 0x14CA), (kernel_ulong_t)&dev_vdata[5] },
{ PCI_VDEVICE(AMD, 0x15C7), (kernel_ulong_t)&dev_vdata[6] },
+ { PCI_VDEVICE(AMD, 0x1649), (kernel_ulong_t)&dev_vdata[6] },
/* Last entry must be zero */
{ 0, }
};
Patches currently in stable-queue which might be from mario.limonciello@xxxxxxx are
queue-6.3/crypto-ccp-don-t-initialize-ccp-for-psp-0x1649.patch
queue-6.3/asoc-amd-ps-update-the-acp-clock-source.patch
queue-6.3/wifi-mt76-mt7921e-set-memory-space-enable-in-pci_command-if-unset.patch
