diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v11_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v11_0.c | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c index 61744e2d16fb..41b72588adcf 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v11_0.c @@ -103,6 +103,9 @@ static int psp_v11_0_init_microcode(struct psp_context *psp) adev->psp.toc_bin_size = le32_to_cpu(sos_hdr_v1_1->toc_size_bytes); adev->psp.toc_start_addr = (uint8_t *)adev->psp.sys_start_addr + le32_to_cpu(sos_hdr_v1_1->toc_offset_bytes); + adev->psp.kdb_bin_size = le32_to_cpu(sos_hdr_v1_1->kdb_size_bytes); + adev->psp.kdb_start_addr = (uint8_t *)adev->psp.sys_start_addr + + le32_to_cpu(sos_hdr_v1_1->kdb_offset_bytes); } break; default: @@ -177,6 +180,48 @@ out: return err; } +static int psp_v11_0_bootloader_load_kdb(struct psp_context *psp) +{ + int ret; + uint32_t psp_gfxdrv_command_reg = 0; + struct amdgpu_device *adev = psp->adev; + uint32_t sol_reg; + + /* Check tOS sign of life register to confirm sys driver and sOS + * are already been loaded. + */ + sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); + if (sol_reg) { + psp->sos_fw_version = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58); + dev_info(adev->dev, "sos fw version = 0x%x.\n", psp->sos_fw_version); + return 0; + } + + /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1 */ + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), + 0x80000000, 0x80000000, false); + if (ret) + return ret; + + memset(psp->fw_pri_buf, 0, PSP_1_MEG); + + /* Copy PSP KDB binary to memory */ + memcpy(psp->fw_pri_buf, psp->kdb_start_addr, psp->kdb_bin_size); + + /* Provide the sys driver 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_KEY_DATABASE; + WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, + psp_gfxdrv_command_reg); + + /* Wait for bootloader to signify that is ready having bit 31 of C2PMSG_35 set to 1*/ + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_35), + 0x80000000, 0x80000000, false); + + return ret; +} + static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp) { int ret; @@ -190,7 +235,7 @@ static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp) sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); if (sol_reg) { psp->sos_fw_version = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_58); - printk("sos fw version = 0x%x.\n", psp->sos_fw_version); + dev_info(adev->dev, "sos fw version = 0x%x.\n", psp->sos_fw_version); return 0; } @@ -208,7 +253,7 @@ static int psp_v11_0_bootloader_load_sysdrv(struct psp_context *psp) /* Provide the sys driver to bootloader */ WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, (uint32_t)(psp->fw_pri_mc_addr >> 20)); - psp_gfxdrv_command_reg = 1 << 16; + psp_gfxdrv_command_reg = PSP_BL__LOAD_SYSDRV; WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, psp_gfxdrv_command_reg); @@ -249,7 +294,7 @@ static int psp_v11_0_bootloader_load_sos(struct psp_context *psp) /* Provide the PSP secure OS to bootloader */ WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_36, (uint32_t)(psp->fw_pri_mc_addr >> 20)); - psp_gfxdrv_command_reg = 2 << 16; + psp_gfxdrv_command_reg = PSP_BL__LOAD_SOSDRV; WREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_35, psp_gfxdrv_command_reg); @@ -822,6 +867,7 @@ static int psp_v11_0_rlc_autoload_start(struct psp_context *psp) 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_sysdrv = psp_v11_0_bootloader_load_sysdrv, .bootloader_load_sos = psp_v11_0_bootloader_load_sos, .ring_init = psp_v11_0_ring_init, |