diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/kernel.fuc')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/kernel.fuc | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/kernel.fuc b/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/kernel.fuc index 0a7b05fa5c11..8f29badd785f 100644 --- a/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/kernel.fuc +++ b/drivers/gpu/drm/nouveau/core/subdev/pwr/fuc/kernel.fuc @@ -51,12 +51,12 @@ time_next: .b32 0 // $r0 - zero rd32: nv_iowr(NV_PPWR_MMIO_ADDR, $r14) - mov $r14 NV_PPWR_MMIO_CTRL_OP_RD - sethi $r14 NV_PPWR_MMIO_CTRL_TRIGGER - nv_iowr(NV_PPWR_MMIO_CTRL, $r14) + mov $r13 NV_PPWR_MMIO_CTRL_OP_RD + sethi $r13 NV_PPWR_MMIO_CTRL_TRIGGER + nv_iowr(NV_PPWR_MMIO_CTRL, $r13) rd32_wait: - nv_iord($r14, NV_PPWR_MMIO_CTRL) - and $r14 NV_PPWR_MMIO_CTRL_STATUS + nv_iord($r13, NV_PPWR_MMIO_CTRL) + and $r13 NV_PPWR_MMIO_CTRL_STATUS bra nz #rd32_wait nv_iord($r13, NV_PPWR_MMIO_DATA) ret @@ -70,23 +70,25 @@ rd32: wr32: nv_iowr(NV_PPWR_MMIO_ADDR, $r14) nv_iowr(NV_PPWR_MMIO_DATA, $r13) - mov $r14 NV_PPWR_MMIO_CTRL_OP_WR - or $r14 NV_PPWR_MMIO_CTRL_MASK_B32_0 - sethi $r14 NV_PPWR_MMIO_CTRL_TRIGGER + mov $r13 NV_PPWR_MMIO_CTRL_OP_WR + or $r13 NV_PPWR_MMIO_CTRL_MASK_B32_0 + sethi $r13 NV_PPWR_MMIO_CTRL_TRIGGER #ifdef NVKM_FALCON_MMIO_TRAP - mov $r8 NV_PPWR_INTR_TRIGGER_USER1 - nv_iowr(NV_PPWR_INTR_TRIGGER, $r8) + push $r13 + mov $r13 NV_PPWR_INTR_TRIGGER_USER1 + nv_iowr(NV_PPWR_INTR_TRIGGER, $r13) wr32_host: - nv_iord($r8, NV_PPWR_INTR) - and $r8 NV_PPWR_INTR_USER1 + nv_iord($r13, NV_PPWR_INTR) + and $r13 NV_PPWR_INTR_USER1 bra nz #wr32_host + pop $r13 #endif - nv_iowr(NV_PPWR_MMIO_CTRL, $r14) + nv_iowr(NV_PPWR_MMIO_CTRL, $r13) wr32_wait: - nv_iord($r14, NV_PPWR_MMIO_CTRL) - and $r14 NV_PPWR_MMIO_CTRL_STATUS + nv_iord($r13, NV_PPWR_MMIO_CTRL) + and $r13 NV_PPWR_MMIO_CTRL_STATUS bra nz #wr32_wait ret |