[PATCH 27/32] drm/amdgpu: set funcs for each vcn instance

boyuan.zhang at amd.com boyuan.zhang at amd.com
Thu Oct 17 13:20:48 UTC 2024


From: Boyuan Zhang <boyuan.zhang at amd.com>

Pass instance parameter to set_dec_ring_funcs(), set_enc_ring_funcs(),
and set_irq_funcs(), and perform function setup ONLY for the given vcn
instance, instead of for all vcn instances. Modify each vcn generation
accordingly.

Signed-off-by: Boyuan Zhang <boyuan.zhang at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c   | 59 +++++++++++------------
 drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c   | 62 +++++++++++--------------
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c   | 46 ++++++++----------
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 31 ++++++-------
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c | 36 ++++++--------
 drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c | 36 ++++++--------
 6 files changed, 112 insertions(+), 158 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
index d90aa2a9f94e..b0d14330722b 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v2_5.c
@@ -92,9 +92,9 @@ static const struct amdgpu_hwip_reg_entry vcn_reg_list_2_5[] = {
 	SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE)
 };
 
-static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev);
+static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev, int inst);
 static int vcn_v2_5_set_powergating_state(struct amdgpu_ip_block *ip_block,
 				enum amd_powergating_state state);
 static int vcn_v2_5_pause_dpg_mode(struct amdgpu_device *adev,
@@ -139,9 +139,9 @@ static int vcn_v2_5_early_init(struct amdgpu_ip_block *ip_block)
 		adev->vcn.num_enc_rings = 2;
 	}
 
-	vcn_v2_5_set_dec_ring_funcs(adev);
-	vcn_v2_5_set_enc_ring_funcs(adev);
-	vcn_v2_5_set_irq_funcs(adev);
+	vcn_v2_5_set_dec_ring_funcs(adev, inst);
+	vcn_v2_5_set_enc_ring_funcs(adev, inst);
+	vcn_v2_5_set_irq_funcs(adev, inst);
 	vcn_v2_5_set_ras_funcs(adev);
 
 	return amdgpu_vcn_early_init(adev, inst);
@@ -1737,29 +1737,25 @@ static const struct amdgpu_ring_funcs vcn_v2_5_enc_ring_vm_funcs = {
 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
 };
 
-static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v2_5_set_dec_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
+		if (adev->vcn.harvest_config & (1 << inst))
+			return;
 
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
-		adev->vcn.inst[i].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
-		adev->vcn.inst[i].ring_dec.me = i;
-	}
+		adev->vcn.inst[inst].ring_dec.funcs = &vcn_v2_5_dec_ring_vm_funcs;
+		adev->vcn.inst[inst].ring_dec.me = inst;
 }
 
-static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v2_5_set_enc_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i, j;
+	int i;
 
-	for (j = 0; j < adev->vcn.num_vcn_inst; ++j) {
-		if (adev->vcn.harvest_config & (1 << j))
-			continue;
-		for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
-			adev->vcn.inst[j].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
-			adev->vcn.inst[j].ring_enc[i].me = j;
-		}
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
+
+	for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
+		adev->vcn.inst[inst].ring_enc[i].funcs = &vcn_v2_5_enc_ring_vm_funcs;
+		adev->vcn.inst[inst].ring_enc[i].me = inst;
 	}
 }
 
@@ -1904,19 +1900,16 @@ static const struct amdgpu_irq_src_funcs vcn_v2_6_ras_irq_funcs = {
 	.process = amdgpu_vcn_process_poison_irq,
 };
 
-static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev)
+static void vcn_v2_5_set_irq_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
-		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].irq.funcs = &vcn_v2_5_irq_funcs;
+	adev->vcn.inst[inst].irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].irq.funcs = &vcn_v2_5_irq_funcs;
 
-		adev->vcn.inst[i].ras_poison_irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].ras_poison_irq.funcs = &vcn_v2_6_ras_irq_funcs;
-	}
+	adev->vcn.inst[inst].ras_poison_irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].ras_poison_irq.funcs = &vcn_v2_6_ras_irq_funcs;
 }
 
 static void vcn_v2_5_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
index 3547798ec335..9a9acec4c4ce 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
@@ -102,9 +102,9 @@ static int amdgpu_ih_clientid_vcns[] = {
 };
 
 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev);
-static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev);
+static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev, int inst);
 static int vcn_v3_0_set_powergating_state(struct amdgpu_ip_block *ip_block,
 			enum amd_powergating_state state);
 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_device *adev,
@@ -144,9 +144,9 @@ static int vcn_v3_0_early_init(struct amdgpu_ip_block *ip_block)
 			adev->vcn.num_enc_rings = 2;
 	}
 
-	vcn_v3_0_set_dec_ring_funcs(adev);
-	vcn_v3_0_set_enc_ring_funcs(adev);
-	vcn_v3_0_set_irq_funcs(adev);
+	vcn_v3_0_set_dec_ring_funcs(adev, inst);
+	vcn_v3_0_set_enc_ring_funcs(adev, inst);
+	vcn_v3_0_set_irq_funcs(adev, inst);
 
 	return amdgpu_vcn_early_init(adev, inst);
 }
@@ -2062,34 +2062,28 @@ static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = {
 	.emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
 };
 
-static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		if (!DEC_SW_RING_ENABLED)
-			adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
-		else
-			adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
-		adev->vcn.inst[i].ring_dec.me = i;
-	}
+	if (!DEC_SW_RING_ENABLED)
+		adev->vcn.inst[inst].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs;
+	else
+		adev->vcn.inst[inst].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs;
+	adev->vcn.inst[inst].ring_dec.me = inst;
 }
 
-static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i, j;
+	int j;
 
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
-			adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
-			adev->vcn.inst[i].ring_enc[j].me = i;
-		}
+	for (j = 0; j < adev->vcn.num_enc_rings; ++j) {
+		adev->vcn.inst[inst].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs;
+		adev->vcn.inst[inst].ring_enc[j].me = inst;
 	}
 }
 
@@ -2231,17 +2225,13 @@ static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = {
 	.process = vcn_v3_0_process_interrupt,
 };
 
-static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev)
+static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs;
-	}
+	adev->vcn.inst[inst].irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].irq.funcs = &vcn_v3_0_irq_funcs;
 }
 
 static void vcn_v3_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
index eec9d4a0a0b9..ff256fb4d054 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0.c
@@ -94,8 +94,8 @@ static int amdgpu_ih_clientid_vcns[] = {
 };
 
 static int vcn_v4_0_start_sriov(struct amdgpu_device *adev);
-static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev);
+static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev, int inst);
 static int vcn_v4_0_set_powergating_state(struct amdgpu_ip_block *ip_block,
         enum amd_powergating_state state);
 static int vcn_v4_0_pause_dpg_mode(struct amdgpu_device *adev,
@@ -127,8 +127,8 @@ static int vcn_v4_0_early_init(struct amdgpu_ip_block *ip_block)
 	/* re-use enc ring as unified ring */
 	adev->vcn.num_enc_rings = 1;
 
-	vcn_v4_0_set_unified_ring_funcs(adev);
-	vcn_v4_0_set_irq_funcs(adev);
+	vcn_v4_0_set_unified_ring_funcs(adev, inst);
+	vcn_v4_0_set_irq_funcs(adev, inst);
 	vcn_v4_0_set_ras_funcs(adev);
 
 	return amdgpu_vcn_early_init(adev, inst);
@@ -1923,21 +1923,17 @@ static struct amdgpu_ring_funcs vcn_v4_0_unified_ring_vm_funcs = {
  *
  * Set unified ring functions
  */
-static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v4_0_set_unified_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		if (amdgpu_ip_version(adev, VCN_HWIP, 0) == IP_VERSION(4, 0, 2))
-			vcn_v4_0_unified_ring_vm_funcs.secure_submission_supported = true;
+	if (amdgpu_ip_version(adev, VCN_HWIP, 0) == IP_VERSION(4, 0, 2))
+		vcn_v4_0_unified_ring_vm_funcs.secure_submission_supported = true;
 
-		adev->vcn.inst[i].ring_enc[0].funcs =
-		       (const struct amdgpu_ring_funcs *)&vcn_v4_0_unified_ring_vm_funcs;
-		adev->vcn.inst[i].ring_enc[0].me = i;
-	}
+	adev->vcn.inst[inst].ring_enc[0].funcs =
+		   (const struct amdgpu_ring_funcs *)&vcn_v4_0_unified_ring_vm_funcs;
+	adev->vcn.inst[inst].ring_enc[0].me = inst;
 }
 
 /**
@@ -2135,20 +2131,16 @@ static const struct amdgpu_irq_src_funcs vcn_v4_0_ras_irq_funcs = {
  *
  * Set VCN block interrupt irq functions
  */
-static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev)
+static void vcn_v4_0_set_irq_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].irq.funcs = &vcn_v4_0_irq_funcs;
+	adev->vcn.inst[inst].irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].irq.funcs = &vcn_v4_0_irq_funcs;
 
-		adev->vcn.inst[i].ras_poison_irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].ras_poison_irq.funcs = &vcn_v4_0_ras_irq_funcs;
-	}
+	adev->vcn.inst[inst].ras_poison_irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].ras_poison_irq.funcs = &vcn_v4_0_ras_irq_funcs;
 }
 
 static void vcn_v4_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
index f78c006aec27..544c96e082b9 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
@@ -85,8 +85,8 @@ static const struct amdgpu_hwip_reg_entry vcn_reg_list_4_0_3[] = {
 		(offset & 0x1FFFF)
 
 static int vcn_v4_0_3_start_sriov(struct amdgpu_device *adev);
-static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev);
+static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev, int inst);
 static int vcn_v4_0_3_set_powergating_state(struct amdgpu_ip_block *ip_block,
 		enum amd_powergating_state state);
 static int vcn_v4_0_3_pause_dpg_mode(struct amdgpu_device *adev,
@@ -110,8 +110,8 @@ static int vcn_v4_0_3_early_init(struct amdgpu_ip_block *ip_block)
 	/* re-use enc ring as unified ring */
 	adev->vcn.num_enc_rings = 1;
 
-	vcn_v4_0_3_set_unified_ring_funcs(adev);
-	vcn_v4_0_3_set_irq_funcs(adev);
+	vcn_v4_0_3_set_unified_ring_funcs(adev, inst);
+	vcn_v4_0_3_set_irq_funcs(adev, inst);
 	vcn_v4_0_3_set_ras_funcs(adev);
 
 	return amdgpu_vcn_early_init(adev, inst);
@@ -1525,17 +1525,15 @@ static const struct amdgpu_ring_funcs vcn_v4_0_3_unified_ring_vm_funcs = {
  *
  * Set unified ring functions
  */
-static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v4_0_3_set_unified_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i, vcn_inst;
+	int vcn_inst;
 
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_3_unified_ring_vm_funcs;
-		adev->vcn.inst[i].ring_enc[0].me = i;
-		vcn_inst = GET_INST(VCN, i);
-		adev->vcn.inst[i].aid_id =
-			vcn_inst / adev->vcn.num_inst_per_aid;
-	}
+	adev->vcn.inst[inst].ring_enc[0].funcs = &vcn_v4_0_3_unified_ring_vm_funcs;
+	adev->vcn.inst[inst].ring_enc[0].me = inst;
+	vcn_inst = GET_INST(VCN, inst);
+	adev->vcn.inst[inst].aid_id =
+		vcn_inst / adev->vcn.num_inst_per_aid;
 }
 
 /**
@@ -1718,13 +1716,10 @@ static const struct amdgpu_irq_src_funcs vcn_v4_0_3_irq_funcs = {
  *
  * Set VCN block interrupt irq functions
  */
-static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev)
+static void vcn_v4_0_3_set_irq_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
+	adev->vcn.inst->irq.num_types++;
 
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		adev->vcn.inst->irq.num_types++;
-	}
 	adev->vcn.inst->irq.funcs = &vcn_v4_0_3_irq_funcs;
 }
 
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
index 31f05f377ffe..880353f75296 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_5.c
@@ -93,8 +93,8 @@ static int amdgpu_ih_clientid_vcns[] = {
 	SOC15_IH_CLIENTID_VCN1
 };
 
-static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev);
+static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev, int inst);
 static int vcn_v4_0_5_set_powergating_state(struct amdgpu_ip_block *ip_block,
 		enum amd_powergating_state state);
 static int vcn_v4_0_5_pause_dpg_mode(struct amdgpu_device *adev,
@@ -116,8 +116,8 @@ static int vcn_v4_0_5_early_init(struct amdgpu_ip_block *ip_block)
 
 	/* re-use enc ring as unified ring */
 	adev->vcn.num_enc_rings = 1;
-	vcn_v4_0_5_set_unified_ring_funcs(adev);
-	vcn_v4_0_5_set_irq_funcs(adev);
+	vcn_v4_0_5_set_unified_ring_funcs(adev, inst);
+	vcn_v4_0_5_set_irq_funcs(adev, inst);
 
 	return amdgpu_vcn_early_init(adev, inst);
 }
@@ -1424,17 +1424,13 @@ static const struct amdgpu_ring_funcs vcn_v4_0_5_unified_ring_vm_funcs = {
  *
  * Set unified ring functions
  */
-static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v4_0_5_set_unified_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v4_0_5_unified_ring_vm_funcs;
-		adev->vcn.inst[i].ring_enc[0].me = i;
-	}
+	adev->vcn.inst[inst].ring_enc[0].funcs = &vcn_v4_0_5_unified_ring_vm_funcs;
+	adev->vcn.inst[inst].ring_enc[0].me = inst;
 }
 
 /**
@@ -1599,17 +1595,13 @@ static const struct amdgpu_irq_src_funcs vcn_v4_0_5_irq_funcs = {
  *
  * Set VCN block interrupt irq functions
  */
-static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev)
+static void vcn_v4_0_5_set_irq_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].irq.funcs = &vcn_v4_0_5_irq_funcs;
-	}
+	adev->vcn.inst[inst].irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].irq.funcs = &vcn_v4_0_5_irq_funcs;
 }
 
 static void vcn_v4_0_5_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
index c0746684eea4..a4d1b9a086b2 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v5_0_0.c
@@ -76,8 +76,8 @@ static int amdgpu_ih_clientid_vcns[] = {
 	SOC15_IH_CLIENTID_VCN1
 };
 
-static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev);
-static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev);
+static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev, int inst);
+static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev, int inst);
 static int vcn_v5_0_0_set_powergating_state(struct amdgpu_ip_block *ip_block,
 		enum amd_powergating_state state);
 static int vcn_v5_0_0_pause_dpg_mode(struct amdgpu_device *adev,
@@ -100,8 +100,8 @@ static int vcn_v5_0_0_early_init(struct amdgpu_ip_block *ip_block)
 	/* re-use enc ring as unified ring */
 	adev->vcn.num_enc_rings = 1;
 
-	vcn_v5_0_0_set_unified_ring_funcs(adev);
-	vcn_v5_0_0_set_irq_funcs(adev);
+	vcn_v5_0_0_set_unified_ring_funcs(adev, inst);
+	vcn_v5_0_0_set_irq_funcs(adev, inst);
 
 	return amdgpu_vcn_early_init(adev, inst);
 }
@@ -1151,17 +1151,13 @@ static const struct amdgpu_ring_funcs vcn_v5_0_0_unified_ring_vm_funcs = {
  *
  * Set unified ring functions
  */
-static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev)
+static void vcn_v5_0_0_set_unified_ring_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		adev->vcn.inst[i].ring_enc[0].funcs = &vcn_v5_0_0_unified_ring_vm_funcs;
-		adev->vcn.inst[i].ring_enc[0].me = i;
-	}
+	adev->vcn.inst[inst].ring_enc[0].funcs = &vcn_v5_0_0_unified_ring_vm_funcs;
+	adev->vcn.inst[inst].ring_enc[0].me = inst;
 }
 
 /**
@@ -1326,17 +1322,13 @@ static const struct amdgpu_irq_src_funcs vcn_v5_0_0_irq_funcs = {
  *
  * Set VCN block interrupt irq functions
  */
-static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev)
+static void vcn_v5_0_0_set_irq_funcs(struct amdgpu_device *adev, int inst)
 {
-	int i;
-
-	for (i = 0; i < adev->vcn.num_vcn_inst; ++i) {
-		if (adev->vcn.harvest_config & (1 << i))
-			continue;
+	if (adev->vcn.harvest_config & (1 << inst))
+		return;
 
-		adev->vcn.inst[i].irq.num_types = adev->vcn.num_enc_rings + 1;
-		adev->vcn.inst[i].irq.funcs = &vcn_v5_0_0_irq_funcs;
-	}
+	adev->vcn.inst[inst].irq.num_types = adev->vcn.num_enc_rings + 1;
+	adev->vcn.inst[inst].irq.funcs = &vcn_v5_0_0_irq_funcs;
 }
 
 static void vcn_v5_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p)
-- 
2.34.1



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