This is a note to let you know that I've just added the patch titled
ASoC: SOF: amd: Add pci revision id check
to the 6.1-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:
asoc-sof-amd-add-pci-revision-id-check.patch
and it can be found in the queue-6.1 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit be3421abb0da2eb34ba550a790776aa3922160c0
Author: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx>
Date: Tue May 23 12:50:01 2023 +0530
ASoC: SOF: amd: Add pci revision id check
[ Upstream commit 1d4a84632b90d88316986b05bcdfe715399a33db ]
Add pci revision id check for renoir and rembrandt platforms.
Signed-off-by: Venkata Prasad Potturu <venkataprasad.potturu@xxxxxxx>
Link: https://lore.kernel.org/r/20230523072009.2379198-1-venkataprasad.potturu@xxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/sound/soc/sof/amd/acp.h b/sound/soc/sof/amd/acp.h
index dd3c072d01721..14148c311f504 100644
--- a/sound/soc/sof/amd/acp.h
+++ b/sound/soc/sof/amd/acp.h
@@ -54,6 +54,9 @@
#define ACP_DSP_TO_HOST_IRQ 0x04
+#define ACP_RN_PCI_ID 0x01
+#define ACP_RMB_PCI_ID 0x6F
+
#define HOST_BRIDGE_CZN 0x1630
#define HOST_BRIDGE_RMB 0x14B5
#define ACP_SHA_STAT 0x8000
diff --git a/sound/soc/sof/amd/pci-rmb.c b/sound/soc/sof/amd/pci-rmb.c
index 4e1de462b431b..5698d910b26f3 100644
--- a/sound/soc/sof/amd/pci-rmb.c
+++ b/sound/soc/sof/amd/pci-rmb.c
@@ -90,6 +90,9 @@ static int acp_pci_rmb_probe(struct pci_dev *pci, const struct pci_device_id *pc
unsigned int flag, i, addr;
int ret;
+ if (pci->revision != ACP_RMB_PCI_ID)
+ return -ENODEV;
+
flag = snd_amd_acp_find_config(pci);
if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC)
return -ENODEV;
diff --git a/sound/soc/sof/amd/pci-rn.c b/sound/soc/sof/amd/pci-rn.c
index fca40b261671b..9189f63632789 100644
--- a/sound/soc/sof/amd/pci-rn.c
+++ b/sound/soc/sof/amd/pci-rn.c
@@ -90,6 +90,9 @@ static int acp_pci_rn_probe(struct pci_dev *pci, const struct pci_device_id *pci
unsigned int flag, i, addr;
int ret;
+ if (pci->revision != ACP_RN_PCI_ID)
+ return -ENODEV;
+
flag = snd_amd_acp_find_config(pci);
if (flag != FLAG_AMD_SOF && flag != FLAG_AMD_SOF_ONLY_DMIC)
return -ENODEV;
