diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/psp_v13_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/psp_v13_0.c | 294 |
1 files changed, 278 insertions, 16 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c b/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c index 024f60631faf..5b5b1ef0c2b1 100644 --- a/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c +++ b/drivers/gpu/drm/amd/amdgpu/psp_v13_0.c @@ -20,6 +20,8 @@ * OTHER DEALINGS IN THE SOFTWARE. * */ +#include <drm/drm_drv.h> +#include <linux/vmalloc.h> #include "amdgpu.h" #include "amdgpu_psp.h" #include "amdgpu_ucode.h" @@ -32,15 +34,17 @@ MODULE_FIRMWARE("amdgpu/aldebaran_sos.bin"); MODULE_FIRMWARE("amdgpu/aldebaran_ta.bin"); MODULE_FIRMWARE("amdgpu/aldebaran_cap.bin"); -MODULE_FIRMWARE("amdgpu/yellow_carp_asd.bin"); MODULE_FIRMWARE("amdgpu/yellow_carp_toc.bin"); MODULE_FIRMWARE("amdgpu/yellow_carp_ta.bin"); -MODULE_FIRMWARE("amdgpu/psp_13_0_5_asd.bin"); MODULE_FIRMWARE("amdgpu/psp_13_0_5_toc.bin"); MODULE_FIRMWARE("amdgpu/psp_13_0_5_ta.bin"); -MODULE_FIRMWARE("amdgpu/psp_13_0_8_asd.bin"); MODULE_FIRMWARE("amdgpu/psp_13_0_8_toc.bin"); MODULE_FIRMWARE("amdgpu/psp_13_0_8_ta.bin"); +MODULE_FIRMWARE("amdgpu/psp_13_0_0_sos.bin"); +MODULE_FIRMWARE("amdgpu/psp_13_0_0_ta.bin"); +MODULE_FIRMWARE("amdgpu/psp_13_0_7_sos.bin"); +MODULE_FIRMWARE("amdgpu/psp_13_0_7_ta.bin"); +MODULE_FIRMWARE("amdgpu/psp_13_0_10_sos.bin"); /* For large FW files the time to complete can be very long */ #define USBC_PD_POLLING_LIMIT_S 240 @@ -48,10 +52,23 @@ MODULE_FIRMWARE("amdgpu/psp_13_0_8_ta.bin"); /* Read USB-PD from LFB */ #define GFX_CMD_USB_PD_USE_LFB 0x480 +/* VBIOS gfl defines */ +#define MBOX_READY_MASK 0x80000000 +#define MBOX_STATUS_MASK 0x0000FFFF +#define MBOX_COMMAND_MASK 0x00FF0000 +#define MBOX_READY_FLAG 0x80000000 +#define C2PMSG_CMD_SPI_UPDATE_ROM_IMAGE_ADDR_LO 0x2 +#define C2PMSG_CMD_SPI_UPDATE_ROM_IMAGE_ADDR_HI 0x3 +#define C2PMSG_CMD_SPI_UPDATE_FLASH_IMAGE 0x4 + +/* memory training timeout define */ +#define MEM_TRAIN_SEND_MSG_TIMEOUT_US 3000000 + static int psp_v13_0_init_microcode(struct psp_context *psp) { struct amdgpu_device *adev = psp->adev; const char *chip_name; + char ucode_prefix[30]; int err = 0; switch (adev->ip_versions[MP0_HWIP][0]) { @@ -62,34 +79,42 @@ static int psp_v13_0_init_microcode(struct psp_context *psp) case IP_VERSION(13, 0, 3): chip_name = "yellow_carp"; break; - case IP_VERSION(13, 0, 5): - chip_name = "psp_13_0_5"; - break; - case IP_VERSION(13, 0, 8): - chip_name = "psp_13_0_8"; - break; default: - BUG(); + amdgpu_ucode_ip_version_decode(adev, MP0_HWIP, ucode_prefix, sizeof(ucode_prefix)); + chip_name = ucode_prefix; + break; } + switch (adev->ip_versions[MP0_HWIP][0]) { case IP_VERSION(13, 0, 2): err = psp_init_sos_microcode(psp, chip_name); if (err) return err; - err = psp_init_ta_microcode(&adev->psp, chip_name); - if (err) - return err; + /* It's not necessary to load ras ta on Guest side */ + if (!amdgpu_sriov_vf(adev)) { + err = psp_init_ta_microcode(&adev->psp, chip_name); + if (err) + return err; + } break; case IP_VERSION(13, 0, 1): case IP_VERSION(13, 0, 3): case IP_VERSION(13, 0, 5): case IP_VERSION(13, 0, 8): - err = psp_init_asd_microcode(psp, chip_name); + err = psp_init_toc_microcode(psp, chip_name); if (err) return err; - err = psp_init_toc_microcode(psp, chip_name); + err = psp_init_ta_microcode(psp, chip_name); if (err) return err; + break; + case IP_VERSION(13, 0, 0): + case IP_VERSION(13, 0, 7): + case IP_VERSION(13, 0, 10): + err = psp_init_sos_microcode(psp, chip_name); + if (err) + return err; + /* It's not necessary to load ras ta on Guest side */ err = psp_init_ta_microcode(psp, chip_name); if (err) return err; @@ -174,6 +199,11 @@ static int psp_v13_0_bootloader_load_kdb(struct psp_context *psp) return psp_v13_0_bootloader_load_component(psp, &psp->kdb, PSP_BL__LOAD_KEY_DATABASE); } +static int psp_v13_0_bootloader_load_spl(struct psp_context *psp) +{ + return psp_v13_0_bootloader_load_component(psp, &psp->kdb, PSP_BL__LOAD_TOS_SPL_TABLE); +} + static int psp_v13_0_bootloader_load_sysdrv(struct psp_context *psp) { return psp_v13_0_bootloader_load_component(psp, &psp->sys, PSP_BL__LOAD_SYSDRV); @@ -396,6 +426,159 @@ static void psp_v13_0_ring_set_wptr(struct psp_context *psp, uint32_t value) WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_67, value); } +static int psp_v13_0_memory_training_send_msg(struct psp_context *psp, int msg) +{ + int ret; + int i; + uint32_t data_32; + int max_wait; + struct amdgpu_device *adev = psp->adev; + + data_32 = (psp->mem_train_ctx.c2p_train_data_offset >> 20); + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_36, data_32); + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_35, msg); + + max_wait = MEM_TRAIN_SEND_MSG_TIMEOUT_US / adev->usec_timeout; + for (i = 0; i < max_wait; i++) { + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMP0_SMN_C2PMSG_35), + 0x80000000, 0x80000000, false); + if (ret == 0) + break; + } + if (i < max_wait) + ret = 0; + else + ret = -ETIME; + + dev_dbg(adev->dev, "training %s %s, cost %d @ %d ms\n", + (msg == PSP_BL__DRAM_SHORT_TRAIN) ? "short" : "long", + (ret == 0) ? "succeed" : "failed", + i, adev->usec_timeout/1000); + return ret; +} + + +static int psp_v13_0_memory_training(struct psp_context *psp, uint32_t ops) +{ + struct psp_memory_training_context *ctx = &psp->mem_train_ctx; + uint32_t *pcache = (uint32_t *)ctx->sys_cache; + struct amdgpu_device *adev = psp->adev; + uint32_t p2c_header[4]; + uint32_t sz; + void *buf; + int ret, idx; + + if (ctx->init == PSP_MEM_TRAIN_NOT_SUPPORT) { + dev_dbg(adev->dev, "Memory training is not supported.\n"); + return 0; + } else if (ctx->init != PSP_MEM_TRAIN_INIT_SUCCESS) { + dev_err(adev->dev, "Memory training initialization failure.\n"); + return -EINVAL; + } + + if (psp_v13_0_is_sos_alive(psp)) { + dev_dbg(adev->dev, "SOS is alive, skip memory training.\n"); + return 0; + } + + amdgpu_device_vram_access(adev, ctx->p2c_train_data_offset, p2c_header, sizeof(p2c_header), false); + dev_dbg(adev->dev, "sys_cache[%08x,%08x,%08x,%08x] p2c_header[%08x,%08x,%08x,%08x]\n", + pcache[0], pcache[1], pcache[2], pcache[3], + p2c_header[0], p2c_header[1], p2c_header[2], p2c_header[3]); + + if (ops & PSP_MEM_TRAIN_SEND_SHORT_MSG) { + dev_dbg(adev->dev, "Short training depends on restore.\n"); + ops |= PSP_MEM_TRAIN_RESTORE; + } + + if ((ops & PSP_MEM_TRAIN_RESTORE) && + pcache[0] != MEM_TRAIN_SYSTEM_SIGNATURE) { + dev_dbg(adev->dev, "sys_cache[0] is invalid, restore depends on save.\n"); + ops |= PSP_MEM_TRAIN_SAVE; + } + + if (p2c_header[0] == MEM_TRAIN_SYSTEM_SIGNATURE && + !(pcache[0] == MEM_TRAIN_SYSTEM_SIGNATURE && + pcache[3] == p2c_header[3])) { + dev_dbg(adev->dev, "sys_cache is invalid or out-of-date, need save training data to sys_cache.\n"); + ops |= PSP_MEM_TRAIN_SAVE; + } + + if ((ops & PSP_MEM_TRAIN_SAVE) && + p2c_header[0] != MEM_TRAIN_SYSTEM_SIGNATURE) { + dev_dbg(adev->dev, "p2c_header[0] is invalid, save depends on long training.\n"); + ops |= PSP_MEM_TRAIN_SEND_LONG_MSG; + } + + if (ops & PSP_MEM_TRAIN_SEND_LONG_MSG) { + ops &= ~PSP_MEM_TRAIN_SEND_SHORT_MSG; + ops |= PSP_MEM_TRAIN_SAVE; + } + + dev_dbg(adev->dev, "Memory training ops:%x.\n", ops); + + if (ops & PSP_MEM_TRAIN_SEND_LONG_MSG) { + /* + * Long training will encroach a certain amount on the bottom of VRAM; + * save the content from the bottom of VRAM to system memory + * before training, and restore it after training to avoid + * VRAM corruption. + */ + sz = GDDR6_MEM_TRAINING_ENCROACHED_SIZE; + + if (adev->gmc.visible_vram_size < sz || !adev->mman.aper_base_kaddr) { + dev_err(adev->dev, "visible_vram_size %llx or aper_base_kaddr %p is not initialized.\n", + adev->gmc.visible_vram_size, + adev->mman.aper_base_kaddr); + return -EINVAL; + } + + buf = vmalloc(sz); + if (!buf) { + dev_err(adev->dev, "failed to allocate system memory.\n"); + return -ENOMEM; + } + + if (drm_dev_enter(adev_to_drm(adev), &idx)) { + memcpy_fromio(buf, adev->mman.aper_base_kaddr, sz); + ret = psp_v13_0_memory_training_send_msg(psp, PSP_BL__DRAM_LONG_TRAIN); + if (ret) { + DRM_ERROR("Send long training msg failed.\n"); + vfree(buf); + drm_dev_exit(idx); + return ret; + } + + memcpy_toio(adev->mman.aper_base_kaddr, buf, sz); + adev->hdp.funcs->flush_hdp(adev, NULL); + vfree(buf); + drm_dev_exit(idx); + } else { + vfree(buf); + return -ENODEV; + } + } + + if (ops & PSP_MEM_TRAIN_SAVE) { + amdgpu_device_vram_access(psp->adev, ctx->p2c_train_data_offset, ctx->sys_cache, ctx->train_data_size, false); + } + + if (ops & PSP_MEM_TRAIN_RESTORE) { + amdgpu_device_vram_access(psp->adev, ctx->c2p_train_data_offset, ctx->sys_cache, ctx->train_data_size, true); + } + + if (ops & PSP_MEM_TRAIN_SEND_SHORT_MSG) { + ret = psp_v13_0_memory_training_send_msg(psp, (amdgpu_force_long_training > 0) ? + PSP_BL__DRAM_LONG_TRAIN : PSP_BL__DRAM_SHORT_TRAIN); + if (ret) { + dev_err(adev->dev, "send training msg failed.\n"); + return ret; + } + } + ctx->training_cnt++; + return 0; +} + static int psp_v13_0_load_usbc_pd_fw(struct psp_context *psp, uint64_t fw_pri_mc_addr) { struct amdgpu_device *adev = psp->adev; @@ -454,9 +637,85 @@ static int psp_v13_0_read_usbc_pd_fw(struct psp_context *psp, uint32_t *fw_ver) return ret; } +static int psp_v13_0_exec_spi_cmd(struct psp_context *psp, int cmd) +{ + uint32_t reg_status = 0, reg_val = 0; + struct amdgpu_device *adev = psp->adev; + int ret; + + /* clear MBX ready (MBOX_READY_MASK bit is 0) and set update command */ + reg_val |= (cmd << 16); + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_115, reg_val); + + /* Ring the doorbell */ + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_73, 1); + + if (cmd == C2PMSG_CMD_SPI_UPDATE_FLASH_IMAGE) + return 0; + + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMP0_SMN_C2PMSG_115), + MBOX_READY_FLAG, MBOX_READY_MASK, false); + if (ret) { + dev_err(adev->dev, "SPI cmd %x timed out, ret = %d", cmd, ret); + return ret; + } + + reg_status = RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_115); + if ((reg_status & 0xFFFF) != 0) { + dev_err(adev->dev, "SPI cmd %x failed, fail status = %04x\n", + cmd, reg_status & 0xFFFF); + return -EIO; + } + + return 0; +} + +static int psp_v13_0_update_spirom(struct psp_context *psp, + uint64_t fw_pri_mc_addr) +{ + struct amdgpu_device *adev = psp->adev; + int ret; + + /* Confirm PSP is ready to start */ + ret = psp_wait_for(psp, SOC15_REG_OFFSET(MP0, 0, regMP0_SMN_C2PMSG_115), + MBOX_READY_FLAG, MBOX_READY_MASK, false); + if (ret) { + dev_err(adev->dev, "PSP Not ready to start processing, ret = %d", ret); + return ret; + } + + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_116, lower_32_bits(fw_pri_mc_addr)); + + ret = psp_v13_0_exec_spi_cmd(psp, C2PMSG_CMD_SPI_UPDATE_ROM_IMAGE_ADDR_LO); + if (ret) + return ret; + + WREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_116, upper_32_bits(fw_pri_mc_addr)); + + ret = psp_v13_0_exec_spi_cmd(psp, C2PMSG_CMD_SPI_UPDATE_ROM_IMAGE_ADDR_HI); + if (ret) + return ret; + + psp->vbflash_done = true; + + ret = psp_v13_0_exec_spi_cmd(psp, C2PMSG_CMD_SPI_UPDATE_FLASH_IMAGE); + if (ret) + return ret; + + return 0; +} + +static int psp_v13_0_vbflash_status(struct psp_context *psp) +{ + struct amdgpu_device *adev = psp->adev; + + return RREG32_SOC15(MP0, 0, regMP0_SMN_C2PMSG_115); +} + static const struct psp_funcs psp_v13_0_funcs = { .init_microcode = psp_v13_0_init_microcode, .bootloader_load_kdb = psp_v13_0_bootloader_load_kdb, + .bootloader_load_spl = psp_v13_0_bootloader_load_spl, .bootloader_load_sysdrv = psp_v13_0_bootloader_load_sysdrv, .bootloader_load_soc_drv = psp_v13_0_bootloader_load_soc_drv, .bootloader_load_intf_drv = psp_v13_0_bootloader_load_intf_drv, @@ -468,8 +727,11 @@ static const struct psp_funcs psp_v13_0_funcs = { .ring_destroy = psp_v13_0_ring_destroy, .ring_get_wptr = psp_v13_0_ring_get_wptr, .ring_set_wptr = psp_v13_0_ring_set_wptr, + .mem_training = psp_v13_0_memory_training, .load_usbc_pd_fw = psp_v13_0_load_usbc_pd_fw, - .read_usbc_pd_fw = psp_v13_0_read_usbc_pd_fw + .read_usbc_pd_fw = psp_v13_0_read_usbc_pd_fw, + .update_spirom = psp_v13_0_update_spirom, + .vbflash_stat = psp_v13_0_vbflash_status }; void psp_v13_0_set_psp_funcs(struct psp_context *psp) |