From 357d90be2c7aaa526a840cddffd2b8d676fe75a6 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 26 Sep 2025 17:31:32 -0400
Subject: [PATCH 5310/5403] drm/amdgpu: fix handling of harvesting for
 ip_discovery firmware

Chips which use the IP discovery firmware loaded by the driver
reported incorrect harvesting information in the ip discovery
table in sysfs because the driver only uses the ip discovery
firmware for populating sysfs and not for direct parsing for the
driver itself as such, the fields that are used to print the
harvesting info in sysfs report incorrect data for some IPs.  Populate
the relevant fields for this case as well.

Fixes: 514678da56da ("drm/amdgpu/discovery: fix fw based ip discovery")
Acked-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 73401f0aeb34..dd7b2b796427 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -1033,7 +1033,9 @@ static uint8_t amdgpu_discovery_get_harvest_info(struct amdgpu_device *adev,
 	/* Until a uniform way is figured, get mask based on hwid */
 	switch (hw_id) {
 	case VCN_HWID:
-		harvest = ((1 << inst) & adev->vcn.inst_mask) == 0;
+		/* VCN vs UVD+VCE */
+		if (!amdgpu_ip_version(adev, VCE_HWIP, 0))
+			harvest = ((1 << inst) & adev->vcn.inst_mask) == 0;
 		break;
 	case DMU_HWID:
 		if (adev->harvest_ip_mask & AMD_HARVEST_IP_DMU_MASK)
@@ -2565,7 +2567,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_discovery_init(adev);
 		vega10_reg_base_init(adev);
 		adev->sdma.num_instances = 2;
+		adev->sdma.sdma_mask = 3;
 		adev->gmc.num_umc = 4;
+		adev->gfx.xcc_mask = 1;
 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 0, 0);
 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 0, 0);
 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 0, 0);
@@ -2592,7 +2596,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_discovery_init(adev);
 		vega10_reg_base_init(adev);
 		adev->sdma.num_instances = 2;
+		adev->sdma.sdma_mask = 3;
 		adev->gmc.num_umc = 4;
+		adev->gfx.xcc_mask = 1;
 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 3, 0);
 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 3, 0);
 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 0, 1);
@@ -2619,8 +2625,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_discovery_init(adev);
 		vega10_reg_base_init(adev);
 		adev->sdma.num_instances = 1;
+		adev->sdma.sdma_mask = 1;
 		adev->vcn.num_vcn_inst = 1;
 		adev->gmc.num_umc = 2;
+		adev->gfx.xcc_mask = 1;
 		if (adev->apu_flags & AMD_APU_IS_RAVEN2) {
 			adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 2, 0);
 			adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 2, 0);
@@ -2665,7 +2673,9 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_discovery_init(adev);
 		vega20_reg_base_init(adev);
 		adev->sdma.num_instances = 2;
+		adev->sdma.sdma_mask = 3;
 		adev->gmc.num_umc = 8;
+		adev->gfx.xcc_mask = 1;
 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 0);
 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 0);
 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 2, 0);
@@ -2693,8 +2703,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_discovery_init(adev);
 		arct_reg_base_init(adev);
 		adev->sdma.num_instances = 8;
+		adev->sdma.sdma_mask = 0xff;
 		adev->vcn.num_vcn_inst = 2;
 		adev->gmc.num_umc = 8;
+		adev->gfx.xcc_mask = 1;
 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 1);
 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 1);
 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 2, 1);
@@ -2726,8 +2738,10 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		amdgpu_discovery_init(adev);
 		aldebaran_reg_base_init(adev);
 		adev->sdma.num_instances = 5;
+		adev->sdma.sdma_mask = 0x1f;
 		adev->vcn.num_vcn_inst = 2;
 		adev->gmc.num_umc = 4;
+		adev->gfx.xcc_mask = 1;
 		adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(9, 4, 2);
 		adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(9, 4, 2);
 		adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(4, 4, 0);
@@ -2762,6 +2776,8 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		} else {
 			cyan_skillfish_reg_base_init(adev);
 			adev->sdma.num_instances = 2;
+			adev->sdma.sdma_mask = 3;
+			adev->gfx.xcc_mask = 1;
 			adev->ip_versions[MMHUB_HWIP][0] = IP_VERSION(2, 0, 3);
 			adev->ip_versions[ATHUB_HWIP][0] = IP_VERSION(2, 0, 3);
 			adev->ip_versions[OSSSYS_HWIP][0] = IP_VERSION(5, 0, 1);
-- 
2.54.0

