From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c | 36 +++++++++++-------------------------
1 files changed, 11 insertions(+), 25 deletions(-)
diff --git a/kernel/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c b/kernel/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c
index 15fff44..af5816f 100644
--- a/kernel/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c
+++ b/kernel/drivers/gpu/drm/amd/amdkfd/kfd_pasid.c
@@ -22,9 +22,10 @@
#include <linux/types.h>
#include "kfd_priv.h"
+#include "amdgpu_ids.h"
static unsigned int pasid_bits = 16;
-static const struct kfd2kgd_calls *kfd2kgd;
+static bool pasids_allocated; /* = false */
bool kfd_set_pasid_limit(unsigned int new_limit)
{
@@ -32,7 +33,7 @@
return false;
if (new_limit < (1U << pasid_bits)) {
- if (kfd2kgd)
+ if (pasids_allocated)
/* We've already allocated user PASIDs, too late to
* change the limit
*/
@@ -50,34 +51,19 @@
return 1U << pasid_bits;
}
-unsigned int kfd_pasid_alloc(void)
+u32 kfd_pasid_alloc(void)
{
- int r;
+ int r = amdgpu_pasid_alloc(pasid_bits);
- /* Find the first best KFD device for calling KGD */
- if (!kfd2kgd) {
- struct kfd_dev *dev = NULL;
- unsigned int i = 0;
-
- while ((kfd_topology_enum_kfd_devices(i, &dev)) == 0) {
- if (dev && dev->kfd2kgd) {
- kfd2kgd = dev->kfd2kgd;
- break;
- }
- i++;
- }
-
- if (!kfd2kgd)
- return false;
+ if (r > 0) {
+ pasids_allocated = true;
+ return r;
}
- r = kfd2kgd->alloc_pasid(pasid_bits);
-
- return r > 0 ? r : 0;
+ return 0;
}
-void kfd_pasid_free(unsigned int pasid)
+void kfd_pasid_free(u32 pasid)
{
- if (kfd2kgd)
- kfd2kgd->free_pasid(pasid);
+ amdgpu_pasid_free(pasid);
}
--
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