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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c47
1 files changed, 30 insertions, 17 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c
index 3cd610d7deb5..6fc54e17c935 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fault/gv100.c
@@ -30,9 +30,8 @@ gv100_fault_buffer_process(struct nvkm_fault_buffer *buffer)
{
struct nvkm_device *device = buffer->fault->subdev.device;
struct nvkm_memory *mem = buffer->mem;
- const u32 foff = buffer->id * 0x14;
- u32 get = nvkm_rd32(device, 0x100e2c + foff);
- u32 put = nvkm_rd32(device, 0x100e30 + foff);
+ u32 get = nvkm_rd32(device, buffer->get);
+ u32 put = nvkm_rd32(device, buffer->put);
if (put == get)
return;
@@ -51,7 +50,7 @@ gv100_fault_buffer_process(struct nvkm_fault_buffer *buffer)
if (++get == buffer->entries)
get = 0;
- nvkm_wr32(device, 0x100e2c + foff, get);
+ nvkm_wr32(device, buffer->get, get);
info.addr = ((u64)addrhi << 32) | addrlo;
info.inst = ((u64)insthi << 32) | instlo;
@@ -70,13 +69,21 @@ gv100_fault_buffer_process(struct nvkm_fault_buffer *buffer)
}
static void
-gv100_fault_buffer_fini(struct nvkm_fault_buffer *buffer)
+gv100_fault_buffer_intr(struct nvkm_fault_buffer *buffer, bool enable)
{
struct nvkm_device *device = buffer->fault->subdev.device;
const u32 intr = buffer->id ? 0x08000000 : 0x20000000;
- const u32 foff = buffer->id * 0x14;
+ if (enable)
+ nvkm_mask(device, 0x100a2c, intr, intr);
+ else
+ nvkm_mask(device, 0x100a34, intr, intr);
+}
- nvkm_mask(device, 0x100a34, intr, intr);
+static void
+gv100_fault_buffer_fini(struct nvkm_fault_buffer *buffer)
+{
+ struct nvkm_device *device = buffer->fault->subdev.device;
+ const u32 foff = buffer->id * 0x14;
nvkm_mask(device, 0x100e34 + foff, 0x80000000, 0x00000000);
}
@@ -84,23 +91,25 @@ static void
gv100_fault_buffer_init(struct nvkm_fault_buffer *buffer)
{
struct nvkm_device *device = buffer->fault->subdev.device;
- const u32 intr = buffer->id ? 0x08000000 : 0x20000000;
const u32 foff = buffer->id * 0x14;
nvkm_mask(device, 0x100e34 + foff, 0xc0000000, 0x40000000);
- nvkm_wr32(device, 0x100e28 + foff, upper_32_bits(buffer->vma->addr));
- nvkm_wr32(device, 0x100e24 + foff, lower_32_bits(buffer->vma->addr));
+ nvkm_wr32(device, 0x100e28 + foff, upper_32_bits(buffer->addr));
+ nvkm_wr32(device, 0x100e24 + foff, lower_32_bits(buffer->addr));
nvkm_mask(device, 0x100e34 + foff, 0x80000000, 0x80000000);
- nvkm_mask(device, 0x100a2c, intr, intr);
}
-static u32
-gv100_fault_buffer_entries(struct nvkm_fault_buffer *buffer)
+static void
+gv100_fault_buffer_info(struct nvkm_fault_buffer *buffer)
{
struct nvkm_device *device = buffer->fault->subdev.device;
const u32 foff = buffer->id * 0x14;
+
nvkm_mask(device, 0x100e34 + foff, 0x40000000, 0x40000000);
- return nvkm_rd32(device, 0x100e34 + foff) & 0x000fffff;
+
+ buffer->entries = nvkm_rd32(device, 0x100e34 + foff) & 0x000fffff;
+ buffer->get = 0x100e2c + foff;
+ buffer->put = 0x100e30 + foff;
}
static int
@@ -166,6 +175,8 @@ static void
gv100_fault_fini(struct nvkm_fault *fault)
{
nvkm_notify_put(&fault->nrpfb);
+ if (fault->buffer[0])
+ fault->func->buffer.fini(fault->buffer[0]);
nvkm_mask(fault->subdev.device, 0x100a34, 0x80000000, 0x80000000);
}
@@ -173,14 +184,15 @@ static void
gv100_fault_init(struct nvkm_fault *fault)
{
nvkm_mask(fault->subdev.device, 0x100a2c, 0x80000000, 0x80000000);
+ fault->func->buffer.init(fault->buffer[0]);
nvkm_notify_get(&fault->nrpfb);
}
-static int
+int
gv100_fault_oneinit(struct nvkm_fault *fault)
{
return nvkm_notify_init(&fault->buffer[0]->object, &fault->event,
- gv100_fault_ntfy_nrpfb, false, NULL, 0, 0,
+ gv100_fault_ntfy_nrpfb, true, NULL, 0, 0,
&fault->nrpfb);
}
@@ -192,9 +204,10 @@ gv100_fault = {
.intr = gv100_fault_intr,
.buffer.nr = 2,
.buffer.entry_size = 32,
- .buffer.entries = gv100_fault_buffer_entries,
+ .buffer.info = gv100_fault_buffer_info,
.buffer.init = gv100_fault_buffer_init,
.buffer.fini = gv100_fault_buffer_fini,
+ .buffer.intr = gv100_fault_buffer_intr,
};
int