[AMD Official Use Only - General]
Reviewed-by: Tim Huang <Tim.Huang@xxxxxxx>
Best Regards,
Tim Huang
-----Original Message-----
From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of Yifan Zhang
Sent: Thursday, August 11, 2022 8:46 PM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Joshi, Mukul <Mukul.Joshi@xxxxxxx>; Kuehling, Felix <Felix.Kuehling@xxxxxxx>; Zhang, Yifan <Yifan1.Zhang@xxxxxxx>
Subject: [PATCH v2] drm/amdkfd: reserve 2 queues for sdma 6.0.1
There is only one engine in sdma 6.0.1, the total number of reserved queues should be 2.
Signed-off-by: Yifan Zhang <yifan1.zhang@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_device.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index f5853835f03a..357298e69495 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -102,13 +102,18 @@ static void kfd_device_info_set_sdma_info(struct kfd_dev *kfd)
switch (sdma_version) {
case IP_VERSION(6, 0, 0):
- case IP_VERSION(6, 0, 1):
case IP_VERSION(6, 0, 2):
/* Reserve 1 for paging and 1 for gfx */
kfd->device_info.num_reserved_sdma_queues_per_engine = 2;
/* BIT(0)=engine-0 queue-0; BIT(1)=engine-1 queue-0; BIT(2)=engine-0 queue-1; ... */
kfd->device_info.reserved_sdma_queues_bitmap = 0xFULL;
break;
+ case IP_VERSION(6, 0, 1):
+ /* Reserve 1 for paging and 1 for gfx */
+ kfd->device_info.num_reserved_sdma_queues_per_engine = 2;
+ /* BIT(0)=engine-0 queue-0; BIT(1)=engine-0 queue-1; ... */
+ kfd->device_info.reserved_sdma_queues_bitmap = 0x3ULL;
+ break;
default:
break;
}
--
2.37.1
