From: Huang Rui Date: Tue, 21 Mar 2017 10:36:57 +0000 (+0800) Subject: drm/amdgpu: split psp ring init function X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=be70bbda3fb9a1b876ed80e2ebc292203eb0ffec;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/amdgpu: split psp ring init function Rework in order to properly support suspend. Signed-off-by: Huang Rui Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index ea5616036bf6..0d20dc3ea84e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -55,6 +55,7 @@ static int psp_sw_init(void *handle) psp->bootloader_load_sos = psp_v3_1_bootloader_load_sos; psp->prep_cmd_buf = psp_v3_1_prep_cmd_buf; psp->ring_init = psp_v3_1_ring_init; + psp->ring_create = psp_v3_1_ring_create; psp->cmd_submit = psp_v3_1_cmd_submit; psp->compare_sram_data = psp_v3_1_compare_sram_data; psp->smu_reload_quirk = psp_v3_1_smu_reload_quirk; @@ -246,18 +247,79 @@ static int psp_asd_load(struct psp_context *psp) return ret; } -static int psp_load_fw(struct amdgpu_device *adev) +static int psp_hw_start(struct psp_context *psp) { int ret; - struct psp_gfx_cmd_resp *cmd; - int i; + + ret = psp_bootloader_load_sysdrv(psp); + if (ret) + return ret; + + ret = psp_bootloader_load_sos(psp); + if (ret) + return ret; + + ret = psp_ring_create(psp, PSP_RING_TYPE__KM); + if (ret) + return ret; + + ret = psp_tmr_load(psp); + if (ret) + return ret; + + ret = psp_asd_load(psp); + if (ret) + return ret; + + return 0; +} + +static int psp_np_fw_load(struct psp_context *psp) +{ + int i, ret; struct amdgpu_firmware_info *ucode; + struct amdgpu_device* adev = psp->adev; + + for (i = 0; i < adev->firmware.max_ucodes; i++) { + ucode = &adev->firmware.ucode[i]; + if (!ucode->fw) + continue; + + if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC && + psp_smu_reload_quirk(psp)) + continue; + + ret = psp_prep_cmd_buf(ucode, psp->cmd); + if (ret) + return ret; + + ret = psp_cmd_submit_buf(psp, ucode, psp->cmd, + psp->fence_buf_mc_addr, i + 3); + if (ret) + return ret; + +#if 0 + /* check if firmware loaded sucessfully */ + if (!amdgpu_psp_check_fw_loading_status(adev, i)) + return -EINVAL; +#endif + } + + return 0; +} + +static int psp_load_fw(struct amdgpu_device *adev) +{ + int ret; struct psp_context *psp = &adev->psp; + struct psp_gfx_cmd_resp *cmd; cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL); if (!cmd) return -ENOMEM; + psp->cmd = cmd; + ret = amdgpu_bo_create_kernel(adev, PSP_1_MEG, PSP_1_MEG, AMDGPU_GEM_DOMAIN_GTT, &psp->fw_pri_bo, @@ -266,18 +328,6 @@ static int psp_load_fw(struct amdgpu_device *adev) if (ret) goto failed; - ret = psp_bootloader_load_sysdrv(psp); - if (ret) - goto failed_mem1; - - ret = psp_bootloader_load_sos(psp); - if (ret) - goto failed_mem1; - - ret = psp_ring_init(psp, PSP_RING_TYPE__KM); - if (ret) - goto failed_mem1; - ret = amdgpu_bo_create_kernel(adev, PSP_FENCE_BUFFER_SIZE, PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM, &psp->fence_buf_bo, @@ -288,11 +338,11 @@ static int psp_load_fw(struct amdgpu_device *adev) memset(psp->fence_buf, 0, PSP_FENCE_BUFFER_SIZE); - ret = psp_tmr_init(psp); + ret = psp_ring_init(psp, PSP_RING_TYPE__KM); if (ret) - goto failed_mem; + goto failed_mem1; - ret = psp_tmr_load(psp); + ret = psp_tmr_init(psp); if (ret) goto failed_mem; @@ -300,34 +350,13 @@ static int psp_load_fw(struct amdgpu_device *adev) if (ret) goto failed_mem; - ret = psp_asd_load(psp); + ret = psp_hw_start(psp); if (ret) goto failed_mem; - for (i = 0; i < adev->firmware.max_ucodes; i++) { - ucode = &adev->firmware.ucode[i]; - if (!ucode->fw) - continue; - - if (ucode->ucode_id == AMDGPU_UCODE_ID_SMC && - psp_smu_reload_quirk(psp)) - continue; - - ret = psp_prep_cmd_buf(ucode, cmd); - if (ret) - goto failed_mem; - - ret = psp_cmd_submit_buf(psp, ucode, cmd, - psp->fence_buf_mc_addr, i + 3); - if (ret) - goto failed_mem; - -#if 0 - /* check if firmware loaded sucessfully */ - if (!amdgpu_psp_check_fw_loading_status(adev, i)) - return -EINVAL; -#endif - } + ret = psp_np_fw_load(psp); + if (ret) + goto failed_mem; amdgpu_bo_free_kernel(&psp->fence_buf_bo, &psp->fence_buf_mc_addr, &psp->fence_buf); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h index 1f1f057c7c42..28faba5b7dd6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h @@ -57,6 +57,7 @@ struct psp_context { struct amdgpu_device *adev; struct psp_ring km_ring; + struct psp_gfx_cmd_resp *cmd; int (*init_microcode)(struct psp_context *psp); int (*bootloader_load_sysdrv)(struct psp_context *psp); @@ -64,6 +65,7 @@ struct psp_context int (*prep_cmd_buf)(struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd_resp *cmd); int (*ring_init)(struct psp_context *psp, enum psp_ring_type ring_type); + int (*ring_create)(struct psp_context *psp, enum psp_ring_type ring_type); int (*cmd_submit)(struct psp_context *psp, struct amdgpu_firmware_info *ucode, uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr, int index); bool (*compare_sram_data)(struct psp_context *psp, @@ -113,6 +115,7 @@ struct amdgpu_psp_funcs { #define psp_prep_cmd_buf(ucode, type) (psp)->prep_cmd_buf((ucode), (type)) #define psp_ring_init(psp, type) (psp)->ring_init((psp), (type)) +#define psp_ring_create(psp, type) (psp)->ring_create((psp), (type)) #define psp_cmd_submit(psp, ucode, cmd_mc, fence_mc, index) \ (psp)->cmd_submit((psp), (ucode), (cmd_mc), (fence_mc), (index)) #define psp_compare_sram_data(psp, ucode, type) \ diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c index aae6b6540161..d351583785e5 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.c @@ -268,7 +268,6 @@ int psp_v3_1_prep_cmd_buf(struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd int psp_v3_1_ring_init(struct psp_context *psp, enum psp_ring_type ring_type) { int ret = 0; - unsigned int psp_ring_reg = 0; struct psp_ring *ring; struct amdgpu_device *adev = psp->adev; @@ -288,6 +287,16 @@ int psp_v3_1_ring_init(struct psp_context *psp, enum psp_ring_type ring_type) return ret; } + return 0; +} + +int psp_v3_1_ring_create(struct psp_context *psp, enum psp_ring_type ring_type) +{ + int ret = 0; + unsigned int psp_ring_reg = 0; + struct psp_ring *ring = &psp->km_ring; + struct amdgpu_device *adev = psp->adev; + /* Write low address of the ring to C2PMSG_69 */ psp_ring_reg = lower_32_bits(ring->ring_mem_mc_addr); WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_SMN_C2PMSG_69), psp_ring_reg); diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h index e82eff741a08..5230d27867c9 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h +++ b/drivers/gpu/drm/amd/amdgpu/psp_v3_1.h @@ -39,6 +39,8 @@ extern int psp_v3_1_prep_cmd_buf(struct amdgpu_firmware_info *ucode, struct psp_gfx_cmd_resp *cmd); extern int psp_v3_1_ring_init(struct psp_context *psp, enum psp_ring_type ring_type); +extern int psp_v3_1_ring_create(struct psp_context *psp, + enum psp_ring_type ring_type); extern int psp_v3_1_cmd_submit(struct psp_context *psp, struct amdgpu_firmware_info *ucode, uint64_t cmd_buf_mc_addr, uint64_t fence_mc_addr,