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From 12ce4b42b7207d0b25e0b8c48a8532eba124111c Mon Sep 17 00:00:00 2001
From: Yong Zhao <yong.zhao@amd.com>
Date: Tue, 19 Sep 2017 12:58:15 -0400
Subject: [PATCH 1868/4131] drm/amdgpu: Add copy_pte_num_dw member in
amdgpu_vm_pte_funcs
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Use it to replace the hard coded value in amdgpu_vm_bo_update_mapping().
Change-Id: Id17f49af2ac2aaa2d4cad35155d41ec5d830a637
Signed-off-by: Yong Zhao <yong.zhao@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu.h | 4 ++++
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c | 2 ++
drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c | 2 ++
drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c | 2 ++
drivers/gpu/drm/amd/amdgpu/si_dma.c | 2 ++
6 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 79150dc..8566bf2 100755
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -299,10 +299,14 @@ struct amdgpu_buffer_funcs {
/* provided by hw blocks that can write ptes, e.g., sdma */
struct amdgpu_vm_pte_funcs {
+ /* number of dw to reserve per operation */
+ unsigned copy_pte_num_dw;
+
/* copy pte entries from GART */
void (*copy_pte)(struct amdgpu_ib *ib,
uint64_t pe, uint64_t src,
unsigned count);
+
/* write pte one entry at a time with addr mapping */
void (*write_pte)(struct amdgpu_ib *ib, uint64_t pe,
uint64_t value, unsigned count,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index c957155..c542eef 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1606,7 +1606,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
if (pages_addr) {
/* copy commands needed */
- ndw += ncmds * 7;
+ ndw += ncmds * adev->vm_manager.vm_pte_funcs->copy_pte_num_dw;
/* and also PTEs */
ndw += nptes * 2;
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
index bafa29c..4c9f8d8 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v2_4.c
@@ -1324,7 +1324,9 @@ static void sdma_v2_4_set_buffer_funcs(struct amdgpu_device *adev)
}
static const struct amdgpu_vm_pte_funcs sdma_v2_4_vm_pte_funcs = {
+ .copy_pte_num_dw = 7,
.copy_pte = sdma_v2_4_vm_copy_pte,
+
.write_pte = sdma_v2_4_vm_write_pte,
.set_max_nums_pte_pde = 0x1fffff >> 3,
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
index a8a9bac..10a0ceb 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v3_0.c
@@ -1748,7 +1748,9 @@ static void sdma_v3_0_set_buffer_funcs(struct amdgpu_device *adev)
}
static const struct amdgpu_vm_pte_funcs sdma_v3_0_vm_pte_funcs = {
+ .copy_pte_num_dw = 7,
.copy_pte = sdma_v3_0_vm_copy_pte,
+
.write_pte = sdma_v3_0_vm_write_pte,
/* not 0x3fffff due to HW limitation */
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index 2d05e43..6fa67a8 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -1714,7 +1714,9 @@ static void sdma_v4_0_set_buffer_funcs(struct amdgpu_device *adev)
}
static const struct amdgpu_vm_pte_funcs sdma_v4_0_vm_pte_funcs = {
+ .copy_pte_num_dw = 7,
.copy_pte = sdma_v4_0_vm_copy_pte,
+
.write_pte = sdma_v4_0_vm_write_pte,
.set_max_nums_pte_pde = 0x400000 >> 3,
diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
index adb6ae7..3fa2fbf 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
@@ -887,7 +887,9 @@ static void si_dma_set_buffer_funcs(struct amdgpu_device *adev)
}
static const struct amdgpu_vm_pte_funcs si_dma_vm_pte_funcs = {
+ .copy_pte_num_dw = 5,
.copy_pte = si_dma_vm_copy_pte,
+
.write_pte = si_dma_vm_write_pte,
.set_max_nums_pte_pde = 0xffff8 >> 3,
--
2.7.4
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