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From e10c25a3c98ae4e1a4c832c7b387a8863f35320e Mon Sep 17 00:00:00 2001
From: Shaoyun Liu <Shaoyun.Liu@amd.com>
Date: Fri, 9 Feb 2018 16:29:14 -0500
Subject: [PATCH 2696/2940] drm/amdkfd: Make the number of SDMA queues variable
Vega20 supports 8 SDMA queues per engine
Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_device.c | 13 ++++++++++++-
.../gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 6 ++++--
.../gpu/drm/amd/amdkfd/kfd_device_queue_manager.h | 1 -
drivers/gpu/drm/amd/amdkfd/kfd_priv.h | 1 +
4 files changed, 17 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 4f7c0a79bbf5..56f2bd0a0238 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -53,6 +53,7 @@ static const struct kfd_device_info kaveri_device_info = {
.needs_iommu_device = true,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info carrizo_device_info = {
@@ -69,6 +70,7 @@ static const struct kfd_device_info carrizo_device_info = {
.needs_iommu_device = true,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info raven_device_info = {
@@ -84,6 +86,7 @@ static const struct kfd_device_info raven_device_info = {
.needs_iommu_device = true,
.needs_pci_atomics = true,
.num_sdma_engines = 1,
+ .num_sdma_queues_per_engine = 2,
};
#endif
@@ -101,6 +104,7 @@ static const struct kfd_device_info hawaii_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info tonga_device_info = {
@@ -116,6 +120,7 @@ static const struct kfd_device_info tonga_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = true,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info fiji_device_info = {
@@ -131,6 +136,7 @@ static const struct kfd_device_info fiji_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = true,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info fiji_vf_device_info = {
@@ -146,6 +152,7 @@ static const struct kfd_device_info fiji_vf_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
@@ -162,6 +169,7 @@ static const struct kfd_device_info polaris10_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = true,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info polaris10_vf_device_info = {
@@ -177,6 +185,7 @@ static const struct kfd_device_info polaris10_vf_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info polaris11_device_info = {
@@ -192,6 +201,7 @@ static const struct kfd_device_info polaris11_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = true,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info vega10_device_info = {
@@ -207,6 +217,7 @@ static const struct kfd_device_info vega10_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
static const struct kfd_device_info vega10_vf_device_info = {
@@ -222,9 +233,9 @@ static const struct kfd_device_info vega10_vf_device_info = {
.needs_iommu_device = false,
.needs_pci_atomics = false,
.num_sdma_engines = 2,
+ .num_sdma_queues_per_engine = 2,
};
-
struct kfd_deviceid {
unsigned short did;
const struct kfd_device_info *device_info;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 1542c98112ac..bc2103bc1968 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -109,7 +109,7 @@ static unsigned int get_num_sdma_engines(struct device_queue_manager *dqm)
unsigned int get_num_sdma_queues(struct device_queue_manager *dqm)
{
return dqm->dev->device_info->num_sdma_engines
- * KFD_SDMA_QUEUES_PER_ENGINE;
+ * dqm->dev->device_info->num_sdma_queues_per_engine;
}
void program_sh_mem_settings(struct device_queue_manager *dqm,
@@ -1864,7 +1864,9 @@ int dqm_debugfs_hqds(struct seq_file *m, void *data)
}
for (pipe = 0; pipe < get_num_sdma_engines(dqm); pipe++) {
- for (queue = 0; queue < KFD_SDMA_QUEUES_PER_ENGINE; queue++) {
+ for (queue = 0;
+ queue < dqm->dev->device_info->num_sdma_queues_per_engine;
+ queue++) {
r = dqm->dev->kfd2kgd->hqd_sdma_dump(
dqm->dev->kgd, pipe, queue, &dump, &n_regs);
if (r)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
index e7bd19d09845..70e38a2e23b9 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h
@@ -33,7 +33,6 @@
#define KFD_UNMAP_LATENCY_MS (4000)
#define QUEUE_PREEMPT_DEFAULT_TIMEOUT_MS (2 * KFD_UNMAP_LATENCY_MS + 1000)
-#define KFD_SDMA_QUEUES_PER_ENGINE (2)
struct device_process_node {
struct qcm_process_device *qpd;
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index e23ff42803f5..5c25a3f49b12 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -204,6 +204,7 @@ struct kfd_device_info {
bool needs_iommu_device;
bool needs_pci_atomics;
unsigned int num_sdma_engines;
+ unsigned int num_sdma_queues_per_engine;
};
struct kfd_mem_obj {
--
2.17.1
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