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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/Kconfig1
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_device.c17
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c11
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_priv.h7
4 files changed, 31 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdkfd/Kconfig b/drivers/gpu/drm/amd/amdkfd/Kconfig
index c3613604a4f8..a1a35d4d594b 100644
--- a/drivers/gpu/drm/amd/amdkfd/Kconfig
+++ b/drivers/gpu/drm/amd/amdkfd/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Heterogenous system architecture configuration
#
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index c1e4d44d6137..765b58a17dc7 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -355,6 +355,7 @@ static const struct kfd_deviceid supported_devices[] = {
{ 0x67CF, &polaris10_device_info }, /* Polaris10 */
{ 0x67D0, &polaris10_vf_device_info }, /* Polaris10 vf*/
{ 0x67DF, &polaris10_device_info }, /* Polaris10 */
+ { 0x6FDF, &polaris10_device_info }, /* Polaris10 */
{ 0x67E0, &polaris11_device_info }, /* Polaris11 */
{ 0x67E1, &polaris11_device_info }, /* Polaris11 */
{ 0x67E3, &polaris11_device_info }, /* Polaris11 */
@@ -462,6 +463,7 @@ struct kfd_dev *kgd2kfd_probe(struct kgd_dev *kgd,
kfd->pdev = pdev;
kfd->init_complete = false;
kfd->kfd2kgd = f2g;
+ atomic_set(&kfd->compute_profile, 0);
mutex_init(&kfd->doorbell_mutex);
memset(&kfd->doorbell_available_index, 0,
@@ -1036,6 +1038,21 @@ void kgd2kfd_set_sram_ecc_flag(struct kfd_dev *kfd)
atomic_inc(&kfd->sram_ecc_flag);
}
+void kfd_inc_compute_active(struct kfd_dev *kfd)
+{
+ if (atomic_inc_return(&kfd->compute_profile) == 1)
+ amdgpu_amdkfd_set_compute_idle(kfd->kgd, false);
+}
+
+void kfd_dec_compute_active(struct kfd_dev *kfd)
+{
+ int count = atomic_dec_return(&kfd->compute_profile);
+
+ if (count == 0)
+ amdgpu_amdkfd_set_compute_idle(kfd->kgd, true);
+ WARN_ONCE(count < 0, "Compute profile ref. count error");
+}
+
#if defined(CONFIG_DEBUG_FS)
/* This function will send a package to HIQ to hang the HWS
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 c6c9530e704e..ae381450601c 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -811,8 +811,8 @@ static int register_process(struct device_queue_manager *dqm,
retval = dqm->asic_ops.update_qpd(dqm, qpd);
- if (dqm->processes_count++ == 0)
- amdgpu_amdkfd_set_compute_idle(dqm->dev->kgd, false);
+ dqm->processes_count++;
+ kfd_inc_compute_active(dqm->dev);
dqm_unlock(dqm);
@@ -835,9 +835,8 @@ static int unregister_process(struct device_queue_manager *dqm,
if (qpd == cur->qpd) {
list_del(&cur->list);
kfree(cur);
- if (--dqm->processes_count == 0)
- amdgpu_amdkfd_set_compute_idle(
- dqm->dev->kgd, true);
+ dqm->processes_count--;
+ kfd_dec_compute_active(dqm->dev);
goto out;
}
}
@@ -1539,6 +1538,7 @@ static int process_termination_nocpsch(struct device_queue_manager *dqm,
list_del(&cur->list);
kfree(cur);
dqm->processes_count--;
+ kfd_dec_compute_active(dqm->dev);
break;
}
}
@@ -1626,6 +1626,7 @@ static int process_termination_cpsch(struct device_queue_manager *dqm,
list_del(&cur->list);
kfree(cur);
dqm->processes_count--;
+ kfd_dec_compute_active(dqm->dev);
break;
}
}
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
index 9e0230965675..487d5da337c1 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_priv.h
@@ -279,6 +279,9 @@ struct kfd_dev {
/* SRAM ECC flag */
atomic_t sram_ecc_flag;
+
+ /* Compute Profile ref. count */
+ atomic_t compute_profile;
};
enum kfd_mempool {
@@ -978,6 +981,10 @@ int dbgdev_wave_reset_wavefronts(struct kfd_dev *dev, struct kfd_process *p);
bool kfd_is_locked(void);
+/* Compute profile */
+void kfd_inc_compute_active(struct kfd_dev *dev);
+void kfd_dec_compute_active(struct kfd_dev *dev);
+
/* Debugfs */
#if defined(CONFIG_DEBUG_FS)