From: Alexey Skidanov <alexey.skida...@amd.com>
v3: fix debug msg
Signed-off-by: Alexey Skidanov <alexey.skida...@amd.com>
Signed-off-by: Oded Gabbay <oded.gab...@amd.com>
---
drivers/gpu/drm/radeon/amdkfd/kfd_chardev.c | 47 ++++++++++++++++++++++++++++-
drivers/gpu/drm/radeon/amdkfd/kfd_priv.h | 5 +++
2 files changed, 51 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/radeon/amdkfd/kfd_chardev.c
b/drivers/gpu/drm/radeon/amdkfd/kfd_chardev.c
index eba5b5d..5ee0cda 100644
--- a/drivers/gpu/drm/radeon/amdkfd/kfd_chardev.c
+++ b/drivers/gpu/drm/radeon/amdkfd/kfd_chardev.c
@@ -397,7 +397,52 @@ static long kfd_ioctl_get_clock_counters(struct file
*filep, struct kfd_process
static int kfd_ioctl_get_process_apertures(struct file *filp, struct
kfd_process *p, void __user *arg)
{
- return -ENODEV;
+ struct kfd_ioctl_get_process_apertures_args args;
+ struct kfd_process_device *pdd;
+
+ dev_dbg(kfd_device, "get apertures for PASID %d", p->pasid);
+
+ if (copy_from_user(&args, arg, sizeof(args)))
+ return -EFAULT;
+
+ args.num_of_nodes = 0;
+
+ mutex_lock(&p->mutex);
+
+ /*if the process-device list isn't empty*/
+ if (kfd_has_process_device_data(p)) {
+ /* Run over all pdd of the process */
+ pdd = kfd_get_first_process_device_data(p);
+ do {
+
+ args.process_apertures[args.num_of_nodes].gpu_id =
pdd->dev->id;
+ args.process_apertures[args.num_of_nodes].lds_base =
pdd->lds_base;
+ args.process_apertures[args.num_of_nodes].lds_limit =
pdd->lds_limit;
+ args.process_apertures[args.num_of_nodes].gpuvm_base =
pdd->gpuvm_base;
+ args.process_apertures[args.num_of_nodes].gpuvm_limit =
pdd->gpuvm_limit;
+ args.process_apertures[args.num_of_nodes].scratch_base
= pdd->scratch_base;
+ args.process_apertures[args.num_of_nodes].scratch_limit
= pdd->scratch_limit;
+
+ dev_dbg(kfd_device, "node id %u\n", args.num_of_nodes);
+ dev_dbg(kfd_device, "gpu id %u\n", pdd->dev->id);
+ dev_dbg(kfd_device, "lds_base %llX\n", pdd->lds_base);
+ dev_dbg(kfd_device, "lds_limit %llX\n", pdd->lds_limit);
+ dev_dbg(kfd_device, "gpuvm_base %llX\n",
pdd->gpuvm_base);
+ dev_dbg(kfd_device, "gpuvm_limit %llX\n",
pdd->gpuvm_limit);
+ dev_dbg(kfd_device, "scratch_base %llX\n",
pdd->scratch_base);
+ dev_dbg(kfd_device, "scratch_limit %llX\n",
pdd->scratch_limit);
+
+ args.num_of_nodes++;
+ } while ((pdd = kfd_get_next_process_device_data(p, pdd)) !=
NULL &&
+ (args.num_of_nodes < NUM_OF_SUPPORTED_GPUS));
+ }
+
+ mutex_unlock(&p->mutex);
+
+ if (copy_to_user(arg, &args, sizeof(args)))
+ return -EFAULT;
+
+ return 0;
}
static long kfd_ioctl(struct file *filep, unsigned int cmd, unsigned long arg)
diff --git a/drivers/gpu/drm/radeon/amdkfd/kfd_priv.h
b/drivers/gpu/drm/radeon/amdkfd/kfd_priv.h
index 0e3e18f..9f49f11 100644
--- a/drivers/gpu/drm/radeon/amdkfd/kfd_priv.h
+++ b/drivers/gpu/drm/radeon/amdkfd/kfd_priv.h
@@ -445,6 +445,11 @@ struct kfd_process_device
*kfd_get_process_device_data(struct kfd_dev *dev,
struct kfd_process *p,
int create_pdd);
+/* Process device data iterator */
+struct kfd_process_device *kfd_get_first_process_device_data(struct
kfd_process *p);
+struct kfd_process_device *kfd_get_next_process_device_data(struct kfd_process
*p, struct kfd_process_device *pdd);
+bool kfd_has_process_device_data(struct kfd_process *p);
+
/* PASIDs */
int kfd_pasid_init(void);
void kfd_pasid_exit(void);
--
1.9.1
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