diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v12_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v12_0.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c index 8f553f6f92d6..75b3f9d15a18 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v12_0.c @@ -547,6 +547,30 @@ static int psp_v12_0_mode1_reset(struct psp_context *psp) return 0; } +static uint32_t psp_v12_0_ring_get_wptr(struct psp_context *psp) +{ + uint32_t data; + struct amdgpu_device *adev = psp->adev; + + if (psp_v12_0_support_vmr_ring(psp)) + data = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102); + else + data = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67); + + return data; +} + +static void psp_v12_0_ring_set_wptr(struct psp_context *psp, uint32_t value) +{ + struct amdgpu_device *adev = psp->adev; + + if (psp_v12_0_support_vmr_ring(psp)) { + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_102, value); + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_101, GFX_CTRL_CMD_ID_CONSUME_CMD); + } else + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_67, value); +} + static const struct psp_funcs psp_v12_0_funcs = { .init_microcode = psp_v12_0_init_microcode, .bootloader_load_sysdrv = psp_v12_0_bootloader_load_sysdrv, @@ -558,6 +582,8 @@ static const struct psp_funcs psp_v12_0_funcs = { .cmd_submit = psp_v12_0_cmd_submit, .compare_sram_data = psp_v12_0_compare_sram_data, .mode1_reset = psp_v12_0_mode1_reset, + .ring_get_wptr = psp_v12_0_ring_get_wptr, + .ring_set_wptr = psp_v12_0_ring_set_wptr, }; void psp_v12_0_set_psp_funcs(struct psp_context *psp) |