diff options
| author | Likun Gao <Likun.Gao@amd.com> | 2020-05-06 11:19:41 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-07-01 08:59:13 +0300 |
| commit | 7050905773a9fb5bf10e53fbe096e9d7c55be41c (patch) | |
| tree | 23cc91f0d3b16806404ea3ae048f873780d7bc86 /drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | |
| parent | 43a188e0e1e0a08744020dd819f587a317b0f9cc (diff) | |
| download | linux-7050905773a9fb5bf10e53fbe096e9d7c55be41c.tar.xz | |
drm/amdgpu/psp: support for loading PSP SPL fw
Add support for loading SPL firmware.
Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c index 234ba127ec2e..423386272920 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c @@ -252,6 +252,39 @@ static int psp_v11_0_bootloader_load_kdb(struct psp_context *psp) return ret; } +static int psp_v11_0_bootloader_load_spl(struct psp_context *psp) +{ + int ret; + uint32_t psp_gfxdrv_command_reg = 0; + struct amdgpu_device *adev = psp->adev; + + /* Check tOS sign of life register to confirm sys driver and sOS + * are already been loaded. + */ + if (psp_v11_0_is_sos_alive(psp)) + return 0; + + ret = psp_v11_0_wait_for_bootloader(psp); + if (ret) + return ret; + + memset(psp->fw_pri_buf, 0, PSP_1_MEG); + + /* Copy PSP SPL binary to memory */ + memcpy(psp->fw_pri_buf, psp->spl_start_addr, psp->spl_bin_size); + + /* Provide the PSP SPL to bootloader */ + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, + (uint32_t)(psp->fw_pri_mc_addr >> 20)); + psp_gfxdrv_command_reg = PSP_BL__LOAD_TOS_SPL_TABLE; + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, + psp_gfxdrv_command_reg); + + ret = psp_v11_0_wait_for_bootloader(psp); + + return ret; +} + static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp) { int ret; @@ -785,6 +818,7 @@ static int psp_v11_0_read_usbc_pd_fw(struct psp_context *psp, uint32_t *fw_ver) static const struct psp_funcs psp_v11_0_funcs = { .init_microcode = psp_v11_0_init_microcode, .bootloader_load_kdb = psp_v11_0_bootloader_load_kdb, + .bootloader_load_spl = psp_v11_0_bootloader_load_spl, .bootloader_load_sysdrv = psp_v11_0_bootloader_load_sysdrv, .bootloader_load_sos = psp_v11_0_bootloader_load_sos, .ring_init = psp_v11_0_ring_init, |