diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v10_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v10_0.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c index b345e69ba246..4b8fdddc4c46 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v10_0.c @@ -407,6 +407,20 @@ static int psp_v10_0_mode1_reset(struct psp_context *psp) return -EINVAL; } +static uint32_t psp_v10_0_ring_get_wptr(struct psp_context *psp) +{ + struct amdgpu_device *adev = psp->adev; + + return RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67); +} + +static void psp_v10_0_ring_set_wptr(struct psp_context *psp, uint32_t value) +{ + struct amdgpu_device *adev = psp->adev; + + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, value); +} + static const struct psp_funcs psp_v10_0_funcs = { .init_microcode = psp_v10_0_init_microcode, .ring_init = psp_v10_0_ring_init, @@ -416,6 +430,8 @@ static const struct psp_funcs psp_v10_0_funcs = { .cmd_submit = psp_v10_0_cmd_submit, .compare_sram_data = psp_v10_0_compare_sram_data, .mode1_reset = psp_v10_0_mode1_reset, + .ring_get_wptr = psp_v10_0_ring_get_wptr, + .ring_set_wptr = psp_v10_0_ring_set_wptr, }; void psp_v10_0_set_psp_funcs(struct psp_context *psp) |