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From 7cbe08a930a132d84b4cf79953b00b074ec7a2a7 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 9 Aug 2021 11:22:20 -0400
Subject: [PATCH] drm/amdgpu: handle VCN instances when harvesting (v2)
There may be multiple instances and only one is harvested.
v2: fix typo in commit message
Fixes: 83a0b8639185 ("drm/amdgpu: add judgement when add ip blocks (v2)")
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1673
Reviewed-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: James Zhu <James.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
---
drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 43e7b61d1c5c..ada7bc19118a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -299,6 +299,9 @@ int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
ip->major, ip->minor,
ip->revision);
+ if (le16_to_cpu(ip->hw_id) == VCN_HWID)
+ adev->vcn.num_vcn_inst++;
+
for (k = 0; k < num_base_address; k++) {
/*
* convert the endianness of base addresses in place,
@@ -385,7 +388,7 @@ void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
{
struct binary_header *bhdr;
struct harvest_table *harvest_info;
- int i;
+ int i, vcn_harvest_count = 0;
bhdr = (struct binary_header *)adev->mman.discovery_bin;
harvest_info = (struct harvest_table *)(adev->mman.discovery_bin +
@@ -397,8 +400,7 @@ void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
switch (le32_to_cpu(harvest_info->list[i].hw_id)) {
case VCN_HWID:
- adev->harvest_ip_mask |= AMD_HARVEST_IP_VCN_MASK;
- adev->harvest_ip_mask |= AMD_HARVEST_IP_JPEG_MASK;
+ vcn_harvest_count++;
break;
case DMU_HWID:
adev->harvest_ip_mask |= AMD_HARVEST_IP_DMU_MASK;
@@ -407,6 +409,10 @@ void amdgpu_discovery_harvest_ip(struct amdgpu_device *adev)
break;
}
}
+ if (vcn_harvest_count == adev->vcn.num_vcn_inst) {
+ adev->harvest_ip_mask |= AMD_HARVEST_IP_VCN_MASK;
+ adev->harvest_ip_mask |= AMD_HARVEST_IP_JPEG_MASK;
+ }
}
int amdgpu_discovery_get_gfx_info(struct amdgpu_device *adev)
--
GitLab
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