From 04dd17822334871b23ea2862f7798fb0e0007777 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 08:53:19 +0000
Subject: [PATCH] change otg to host mode
---
kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fault/base.c | 23 ++++++++++-------------
1 files changed, 10 insertions(+), 13 deletions(-)
diff --git a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fault/base.c b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fault/base.c
index f18ce6f..f6dca97 100644
--- a/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fault/base.c
+++ b/kernel/drivers/gpu/drm/nouveau/nvkm/subdev/fault/base.c
@@ -23,21 +23,19 @@
#include <core/memory.h>
#include <core/notify.h>
-#include <subdev/bar.h>
-#include <subdev/mmu.h>
static void
nvkm_fault_ntfy_fini(struct nvkm_event *event, int type, int index)
{
struct nvkm_fault *fault = container_of(event, typeof(*fault), event);
- fault->func->buffer.fini(fault->buffer[index]);
+ fault->func->buffer.intr(fault->buffer[index], false);
}
static void
nvkm_fault_ntfy_init(struct nvkm_event *event, int type, int index)
{
struct nvkm_fault *fault = container_of(event, typeof(*fault), event);
- fault->func->buffer.init(fault->buffer[index]);
+ fault->func->buffer.intr(fault->buffer[index], true);
}
static int
@@ -91,7 +89,6 @@
{
struct nvkm_subdev *subdev = &fault->subdev;
struct nvkm_device *device = subdev->device;
- struct nvkm_vmm *bar2 = nvkm_bar_bar2_vmm(device);
struct nvkm_fault_buffer *buffer;
int ret;
@@ -99,7 +96,7 @@
return -ENOMEM;
buffer->fault = fault;
buffer->id = id;
- buffer->entries = fault->func->buffer.entries(buffer);
+ fault->func->buffer.info(buffer);
fault->buffer[id] = buffer;
nvkm_debug(subdev, "buffer %d: %d entries\n", id, buffer->entries);
@@ -110,12 +107,12 @@
if (ret)
return ret;
- ret = nvkm_vmm_get(bar2, 12, nvkm_memory_size(buffer->mem),
- &buffer->vma);
- if (ret)
- return ret;
+ /* Pin fault buffer in BAR2. */
+ buffer->addr = fault->func->buffer.pin(buffer);
+ if (buffer->addr == ~0ULL)
+ return -EFAULT;
- return nvkm_memory_map(buffer->mem, 0, bar2, buffer->vma, NULL, 0);
+ return 0;
}
static int
@@ -146,7 +143,6 @@
static void *
nvkm_fault_dtor(struct nvkm_subdev *subdev)
{
- struct nvkm_vmm *bar2 = nvkm_bar_bar2_vmm(subdev->device);
struct nvkm_fault *fault = nvkm_fault(subdev);
int i;
@@ -155,7 +151,6 @@
for (i = 0; i < fault->buffer_nr; i++) {
if (fault->buffer[i]) {
- nvkm_vmm_put(bar2, &fault->buffer[i]->vma);
nvkm_memory_unref(&fault->buffer[i]->mem);
kfree(fault->buffer[i]);
}
@@ -182,5 +177,7 @@
return -ENOMEM;
nvkm_subdev_ctor(&nvkm_fault, device, index, &fault->subdev);
fault->func = func;
+ fault->user.ctor = nvkm_ufault_new;
+ fault->user.base = func->user.base;
return 0;
}
--
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