[PATCH] drm/amdgpu: Use wafl version for xgmi

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XGMI and WAFL share the same versions. Use WAFL version if XGMI version
is not present in discovery.

Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
index 967a992829bd..8425e5dbf80e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c
@@ -1290,6 +1290,7 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
 	uint16_t die_offset;
 	uint16_t ip_offset;
 	uint16_t num_dies;
+	uint32_t wafl_ver;
 	uint16_t num_ips;
 	uint16_t hw_id;
 	uint8_t inst;
@@ -1303,6 +1304,7 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
 		return r;
 	}
 
+	wafl_ver = 0;
 	adev->gfx.xcc_mask = 0;
 	adev->sdma.sdma_mask = 0;
 	adev->vcn.inst_mask = 0;
@@ -1403,6 +1405,10 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
 				adev->gfx.xcc_mask |=
 					(1U << ip->instance_number);
 
+			if (!wafl_ver && le16_to_cpu(ip->hw_id) == WAFLC_HWID)
+				wafl_ver = IP_VERSION_FULL(ip->major, ip->minor,
+							   ip->revision, 0, 0);
+
 			for (k = 0; k < num_base_address; k++) {
 				/*
 				 * convert the endianness of base addresses in place,
@@ -1468,6 +1474,9 @@ static int amdgpu_discovery_reg_base_init(struct amdgpu_device *adev)
 		}
 	}
 
+	if (wafl_ver && !adev->ip_versions[XGMI_HWIP][0])
+		adev->ip_versions[XGMI_HWIP][0] = wafl_ver;
+
 	return 0;
 }
 
@@ -2772,10 +2781,6 @@ int amdgpu_discovery_set_ip_blocks(struct amdgpu_device *adev)
 		break;
 	}
 
-	if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 4, 3) ||
-	    amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(9, 4, 4))
-		adev->ip_versions[XGMI_HWIP][0] = IP_VERSION(6, 4, 0);
-
 	/* set NBIO version */
 	switch (amdgpu_ip_version(adev, NBIO_HWIP, 0)) {
 	case IP_VERSION(6, 1, 0):
-- 
2.25.1




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