diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/fault/tu102.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/subdev/fault/tu102.c | 25 |
1 files changed, 22 insertions, 3 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fault/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fault/tu102.c index 45a6a68b9f48..91eb6729c84d 100644 --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fault/tu102.c +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fault/tu102.c @@ -22,6 +22,7 @@ #include "priv.h" #include <core/memory.h> +#include <subdev/mc.h> #include <subdev/mmu.h> #include <engine/fifo.h> @@ -34,6 +35,9 @@ tu102_fault_buffer_intr(struct nvkm_fault_buffer *buffer, bool enable) * which don't appear to actually work anymore, but newer * versions of RM don't appear to touch anything at all.. */ + struct nvkm_device *device = buffer->fault->subdev.device; + + nvkm_mc_intr_mask(device, NVKM_SUBDEV_FAULT, 0, enable); } static void @@ -41,6 +45,11 @@ tu102_fault_buffer_fini(struct nvkm_fault_buffer *buffer) { struct nvkm_device *device = buffer->fault->subdev.device; const u32 foff = buffer->id * 0x20; + + /* Disable the fault interrupts */ + nvkm_wr32(device, 0xb81408, 0x1); + nvkm_wr32(device, 0xb81410, 0x10); + nvkm_mask(device, 0xb83010 + foff, 0x80000000, 0x00000000); } @@ -50,6 +59,10 @@ tu102_fault_buffer_init(struct nvkm_fault_buffer *buffer) struct nvkm_device *device = buffer->fault->subdev.device; const u32 foff = buffer->id * 0x20; + /* Enable the fault interrupts */ + nvkm_wr32(device, 0xb81208, 0x1); + nvkm_wr32(device, 0xb81210, 0x10); + nvkm_mask(device, 0xb83010 + foff, 0xc0000000, 0x40000000); nvkm_wr32(device, 0xb83004 + foff, upper_32_bits(buffer->addr)); nvkm_wr32(device, 0xb83000 + foff, lower_32_bits(buffer->addr)); @@ -109,14 +122,20 @@ tu102_fault_intr(struct nvkm_fault *fault) } if (stat & 0x00000200) { + /* Clear the associated interrupt flag */ + nvkm_wr32(device, 0xb81010, 0x10); + if (fault->buffer[0]) { nvkm_event_send(&fault->event, 1, 0, NULL, 0); stat &= ~0x00000200; } } - /*XXX: guess, can't confirm until we get fw... */ + /* Replayable MMU fault */ if (stat & 0x00000100) { + /* Clear the associated interrupt flag */ + nvkm_wr32(device, 0xb81008, 0x1); + if (fault->buffer[1]) { nvkm_event_send(&fault->event, 1, 1, NULL, 0); stat &= ~0x00000100; @@ -162,8 +181,8 @@ tu102_fault = { }; int -tu102_fault_new(struct nvkm_device *device, int index, +tu102_fault_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst, struct nvkm_fault **pfault) { - return nvkm_fault_new_(&tu102_fault, device, index, pfault); + return nvkm_fault_new_(&tu102_fault, device, type, inst, pfault); } |