From 92141951709134e1cee0e0226d477d31369fef67 Mon Sep 17 00:00:00 2001
From: Peng Ju Zhou <PengJu.Zhou@amd.com>
Date: Mon, 12 Jul 2021 10:45:41 +0800
Subject: drm/amd/amdgpu: Recovery vcn instance iterate.
Git-commit: 564e3dcf79628d0b61a6c354efcdcf3a9e68c35f
Patch-mainline: v5.15-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
The previous logic is recording the amount of valid vcn instances
to use them on SRIOV, it is a hard task due to the vcn accessment is
based on the index of the vcn instance.
Check if the vcn instance enabled before do instance init.
Signed-off-by: Peng Ju Zhou <PengJu.Zhou@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 33 ++++++++++++++++-----------
1 file changed, 20 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index 2f017560948e..3d18aab88b4e 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -90,9 +90,7 @@ static int vcn_v3_0_early_init(void *handle)
int i;
if (amdgpu_sriov_vf(adev)) {
- for (i = 0; i < VCN_INSTANCES_SIENNA_CICHLID; i++)
- if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i))
- adev->vcn.num_vcn_inst++;
+ adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID;
adev->vcn.harvest_config = 0;
adev->vcn.num_enc_rings = 1;
@@ -153,8 +151,7 @@ static int vcn_v3_0_sw_init(void *handle)
adev->firmware.fw_size +=
ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE);
- if ((adev->vcn.num_vcn_inst == VCN_INSTANCES_SIENNA_CICHLID) ||
- (amdgpu_sriov_vf(adev) && adev->asic_type == CHIP_SIENNA_CICHLID)) {
+ if (adev->vcn.num_vcn_inst == VCN_INSTANCES_SIENNA_CICHLID) {
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].ucode_id = AMDGPU_UCODE_ID_VCN1;
adev->firmware.ucode[AMDGPU_UCODE_ID_VCN1].fw = adev->vcn.fw;
adev->firmware.fw_size +=
@@ -328,18 +325,28 @@ static int vcn_v3_0_hw_init(void *handle)
continue;
ring = &adev->vcn.inst[i].ring_dec;
- ring->wptr = 0;
- ring->wptr_old = 0;
- vcn_v3_0_dec_ring_set_wptr(ring);
- ring->sched.ready = true;
-
- for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
- ring = &adev->vcn.inst[i].ring_enc[j];
+ if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) {
+ ring->sched.ready = false;
+ dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
+ } else {
ring->wptr = 0;
ring->wptr_old = 0;
- vcn_v3_0_enc_ring_set_wptr(ring);
+ vcn_v3_0_dec_ring_set_wptr(ring);
ring->sched.ready = true;
}
+
+ for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
+ ring = &adev->vcn.inst[i].ring_enc[j];
+ if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) {
+ ring->sched.ready = false;
+ dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name);
+ } else {
+ ring->wptr = 0;
+ ring->wptr_old = 0;
+ vcn_v3_0_enc_ring_set_wptr(ring);
+ ring->sched.ready = true;
+ }
+ }
}
} else {
for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
--
2.38.1