| Message ID | 20220924151149.323622-6-jacek.lawrynowicz@linux.intel.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | New DRM driver for Intel VPU | expand |
Hi Am 24.09.22 um 17:11 schrieb Jacek Lawrynowicz: > Read, parse and boot VPU firmware image. > > Signed-off-by: Andrzej Kacprowski <andrzej.kacprowski@linux.intel.com> > Signed-off-by: Krystian Pradzynski <krystian.pradzynski@linux.intel.com> > Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> > --- > drivers/gpu/drm/ivpu/Makefile | 1 + > drivers/gpu/drm/ivpu/ivpu_drv.c | 122 +++++++- > drivers/gpu/drm/ivpu/ivpu_drv.h | 10 + > drivers/gpu/drm/ivpu/ivpu_fw.c | 422 ++++++++++++++++++++++++++++ > drivers/gpu/drm/ivpu/ivpu_fw.h | 38 +++ > drivers/gpu/drm/ivpu/ivpu_hw_mtl.c | 11 + > drivers/gpu/drm/ivpu/vpu_boot_api.h | 241 ++++++++++++++++ > include/uapi/drm/ivpu_drm.h | 21 ++ > 8 files changed, 865 insertions(+), 1 deletion(-) > create mode 100644 drivers/gpu/drm/ivpu/ivpu_fw.c > create mode 100644 drivers/gpu/drm/ivpu/ivpu_fw.h > create mode 100644 drivers/gpu/drm/ivpu/vpu_boot_api.h > > diff --git a/drivers/gpu/drm/ivpu/Makefile b/drivers/gpu/drm/ivpu/Makefile > index 4e33860c0dc4..8e9b3ae1a4cc 100644 > --- a/drivers/gpu/drm/ivpu/Makefile > +++ b/drivers/gpu/drm/ivpu/Makefile > @@ -3,6 +3,7 @@ > > intel_vpu-y := \ > ivpu_drv.o \ > + ivpu_fw.o \ > ivpu_gem.o \ > ivpu_hw_mtl.o \ > ivpu_ipc.o \ > diff --git a/drivers/gpu/drm/ivpu/ivpu_drv.c b/drivers/gpu/drm/ivpu/ivpu_drv.c > index b7e2bc54897a..67384671092e 100644 > --- a/drivers/gpu/drm/ivpu/ivpu_drv.c > +++ b/drivers/gpu/drm/ivpu/ivpu_drv.c > @@ -13,10 +13,13 @@ > #include <drm/drm_ioctl.h> > #include <drm/drm_prime.h> > > +#include "vpu_boot_api.h" > #include "ivpu_drv.h" > +#include "ivpu_fw.h" > #include "ivpu_gem.h" > #include "ivpu_hw.h" > #include "ivpu_ipc.h" > +#include "ivpu_jsm_msg.h" > #include "ivpu_mmu.h" > #include "ivpu_mmu_context.h" > > @@ -31,6 +34,10 @@ int ivpu_dbg_mask; > module_param_named(dbg_mask, ivpu_dbg_mask, int, 0644); > MODULE_PARM_DESC(dbg_mask, "Driver debug mask. See IVPU_DBG_* macros."); > > +int ivpu_test_mode; > +module_param_named_unsafe(test_mode, ivpu_test_mode, int, 0644); > +MODULE_PARM_DESC(test_mode, "Test mode: 0 - normal operation, 1 - fw unit test, 2 - null hw"); > + > u8 ivpu_pll_min_ratio; > module_param_named(pll_min_ratio, ivpu_pll_min_ratio, byte, 0644); > MODULE_PARM_DESC(pll_min_ratio, "Minimum PLL ratio used to set VPU frequency"); > @@ -126,6 +133,28 @@ static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_f > case DRM_IVPU_PARAM_CONTEXT_ID: > args->value = file_priv->ctx.id; > break; > + case DRM_IVPU_PARAM_FW_API_VERSION: > + if (args->index < VPU_FW_API_VER_NUM) { > + struct vpu_firmware_header *fw_hdr; > + > + fw_hdr = (struct vpu_firmware_header *)vdev->fw->file->data; > + args->value = fw_hdr->api_version[args->index]; > + } else { > + ret = -EINVAL; > + } > + break; > + case DRM_IVPU_PARAM_ENGINE_HEARTBEAT: > + ret = ivpu_jsm_get_heartbeat(vdev, args->index, &args->value); > + break; > + case DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID: > + args->value = (u64)atomic64_inc_return(&vdev->unique_id_counter); > + break; > + case DRM_IVPU_PARAM_TILE_CONFIG: > + args->value = vdev->hw->tile_fuse; > + break; > + case DRM_IVPU_PARAM_SKU: > + args->value = vdev->hw->sku; > + break; > default: > ret = -EINVAL; > } > @@ -197,6 +226,70 @@ static const struct drm_ioctl_desc ivpu_drm_ioctls[] = { > > DEFINE_DRM_GEM_FOPS(ivpu_fops); > > +static int ivpu_wait_for_ready(struct ivpu_device *vdev) > +{ > + struct ivpu_ipc_consumer cons; > + struct ivpu_ipc_hdr ipc_hdr; > + unsigned long timeout; > + int ret; > + > + if (ivpu_test_mode == IVPU_TEST_MODE_FW_TEST) > + return 0; > + > + ivpu_ipc_consumer_add(vdev, &cons, IVPU_IPC_CHAN_BOOT_MSG); > + > + timeout = jiffies + msecs_to_jiffies(vdev->timeout.boot); > + while (1) { > + if (ivpu_ipc_irq_handler(vdev) != IRQ_HANDLED) { > + ret = -EIO; > + break; > + } > + ret = ivpu_ipc_receive(vdev, &cons, &ipc_hdr, NULL, 0); > + if (ret != -ETIMEDOUT || time_after_eq(jiffies, timeout)) > + break; > + > + cond_resched(); > + } > + > + ivpu_ipc_consumer_del(vdev, &cons); > + > + if (!ret && ipc_hdr.data_addr != IVPU_IPC_BOOT_MSG_DATA_ADDR) { > + ivpu_err(vdev, "Invalid VPU ready message: 0x%x\n", > + ipc_hdr.data_addr); > + return -EIO; > + } > + > + if (!ret) > + ivpu_info(vdev, "VPU ready message received successfully\n"); > + > + return ret; > +} > + > +int ivpu_boot(struct ivpu_device *vdev) > +{ > + int ret; > + > + /* Update boot params located at first 4KB of FW memory */ > + ivpu_fw_boot_params_setup(vdev, vdev->fw->mem->kvaddr); > + > + ret = ivpu_hw_boot_fw(vdev); > + if (ret) { > + ivpu_err(vdev, "Failed to start the firmware: %d\n", ret); > + return ret; > + } > + > + ret = ivpu_wait_for_ready(vdev); > + if (ret) { > + ivpu_err(vdev, "Failed to boot the firmware: %d\n", ret); > + return ret; > + } > + > + ivpu_hw_irq_clear(vdev); > + ivpu_hw_irq_enable(vdev); > + ivpu_ipc_enable(vdev); > + return 0; > +} > + > int ivpu_shutdown(struct ivpu_device *vdev) > { > int ret; > @@ -320,6 +413,10 @@ static int ivpu_dev_init(struct ivpu_device *vdev) > if (!vdev->mmu) > return -ENOMEM; > > + vdev->fw = devm_kzalloc(vdev->drm.dev, sizeof(*vdev->fw), GFP_KERNEL); > + if (!vdev->fw) > + return -ENOMEM; > + > vdev->ipc = devm_kzalloc(vdev->drm.dev, sizeof(*vdev->ipc), GFP_KERNEL); > if (!vdev->ipc) > return -ENOMEM; > @@ -331,6 +428,8 @@ static int ivpu_dev_init(struct ivpu_device *vdev) > vdev->context_xa_limit.min = IVPU_GLOBAL_CONTEXT_MMU_SSID + 1; > vdev->context_xa_limit.max = IVPU_CONTEXT_LIMIT; > > + atomic64_set(&vdev->unique_id_counter, 0); > + > ret = ivpu_pci_init(vdev); > if (ret) { > ivpu_err(vdev, "Failed to initialize PCI device: %d\n", ret); > @@ -367,14 +466,34 @@ static int ivpu_dev_init(struct ivpu_device *vdev) > goto err_mmu_gctx_fini; > } > > + ret = ivpu_fw_init(vdev); > + if (ret) { > + ivpu_err(vdev, "Failed to initialize firmware: %d\n", ret); > + goto err_mmu_fini; > + } > + > ret = ivpu_ipc_init(vdev); > if (ret) { > ivpu_err(vdev, "Failed to initialize IPC: %d\n", ret); > - goto err_mmu_fini; > + goto err_fw_fini; > + } > + > + ret = ivpu_fw_load(vdev); > + if (ret) { > + ivpu_err(vdev, "Failed to load firmware: %d\n", ret); > + goto err_fw_fini; > + } > + > + ret = ivpu_boot(vdev); > + if (ret) { > + ivpu_err(vdev, "Failed to boot: %d\n", ret); > + goto err_fw_fini; > } > > return 0; > > +err_fw_fini: > + ivpu_fw_fini(vdev); > err_mmu_fini: > ivpu_mmu_fini(vdev); > err_mmu_gctx_fini: > @@ -393,6 +512,7 @@ static void ivpu_dev_fini(struct ivpu_device *vdev) > ivpu_shutdown(vdev); > > ivpu_ipc_fini(vdev); > + ivpu_fw_fini(vdev); > ivpu_mmu_fini(vdev); > ivpu_mmu_global_context_fini(vdev); > ivpu_irq_fini(vdev); > diff --git a/drivers/gpu/drm/ivpu/ivpu_drv.h b/drivers/gpu/drm/ivpu/ivpu_drv.h > index 48e5ed442f71..a8ba32f76739 100644 > --- a/drivers/gpu/drm/ivpu/ivpu_drv.h > +++ b/drivers/gpu/drm/ivpu/ivpu_drv.h > @@ -73,6 +73,7 @@ struct ivpu_wa_table { > > struct ivpu_hw_info; > struct ivpu_mmu_info; > +struct ivpu_fw_info; > struct ivpu_ipc_info; > > struct ivpu_device { > @@ -85,12 +86,15 @@ struct ivpu_device { > struct ivpu_wa_table wa; > struct ivpu_hw_info *hw; > struct ivpu_mmu_info *mmu; > + struct ivpu_fw_info *fw; > struct ivpu_ipc_info *ipc; > > struct ivpu_mmu_context gctx; > struct xarray context_xa; > struct xa_limit context_xa_limit; > > + atomic64_t unique_id_counter; > + > struct { > int boot; > int jsm; > @@ -111,9 +115,15 @@ extern int ivpu_dbg_mask; > extern u8 ivpu_pll_min_ratio; > extern u8 ivpu_pll_max_ratio; > > +#define IVPU_TEST_MODE_DISABLED 0 > +#define IVPU_TEST_MODE_FW_TEST 1 > +#define IVPU_TEST_MODE_NULL_HW 2 > +extern int ivpu_test_mode; > + > void ivpu_file_priv_get(struct ivpu_file_priv *file_priv, struct ivpu_file_priv **link); > void ivpu_file_priv_put(struct ivpu_file_priv **link); > char *ivpu_platform_to_str(u32 platform); > +int ivpu_boot(struct ivpu_device *vdev); > int ivpu_shutdown(struct ivpu_device *vdev); > > static inline bool ivpu_is_mtl(struct ivpu_device *vdev) > diff --git a/drivers/gpu/drm/ivpu/ivpu_fw.c b/drivers/gpu/drm/ivpu/ivpu_fw.c > new file mode 100644 > index 000000000000..d55f13f2daed > --- /dev/null > +++ b/drivers/gpu/drm/ivpu/ivpu_fw.c > @@ -0,0 +1,422 @@ > +// SPDX-License-Identifier: GPL-2.0-only > +/* > + * Copyright © 2020-2022 Intel Corporation > + */ > + > +#include <linux/firmware.h> > +#include <linux/highmem.h> > +#include <linux/moduleparam.h> > +#include <linux/pci.h> > + > +#include "vpu_boot_api.h" > +#include "ivpu_drv.h" > +#include "ivpu_fw.h" > +#include "ivpu_gem.h" > +#include "ivpu_hw.h" > +#include "ivpu_ipc.h" > + > +#define FW_MAX_NAMES 3 > +#define FW_GLOBAL_MEM_START (2ull * SZ_1G) > +#define FW_GLOBAL_MEM_END (3ull * SZ_1G) > +#define FW_SHARED_MEM_SIZE SZ_256M /* Must be aligned to FW_SHARED_MEM_ALIGNMENT */ > +#define FW_SHARED_MEM_ALIGNMENT SZ_128K /* VPU MTRR limitation */ > +#define FW_RUNTIME_MAX_SIZE SZ_512M > +#define FW_SHAVE_NN_MAX_SIZE SZ_2M > +#define FW_RUNTIME_MIN_ADDR (FW_GLOBAL_MEM_START) > +#define FW_RUNTIME_MAX_ADDR (FW_GLOBAL_MEM_END - FW_SHARED_MEM_SIZE) > +#define FW_VERSION_HEADER_SIZE SZ_4K > +#define FW_FILE_IMAGE_OFFSET (VPU_FW_HEADER_SIZE + FW_VERSION_HEADER_SIZE) > + > +#define WATCHDOG_MSS_REDIRECT 32 > +#define WATCHDOG_NCE_REDIRECT 33 > + > +#define ADDR_TO_L2_CACHE_CFG(addr) ((addr) >> 31) > + > +#define IVPU_FW_CHECK_API(vdev, fw_hdr, name) ivpu_fw_check_api(vdev, fw_hdr, #name, \ > + VPU_##name##_API_VER_INDEX, \ > + VPU_##name##_API_VER_MAJOR, \ > + VPU_##name##_API_VER_MINOR) > + > +static char *ivpu_firmware; > +module_param_named_unsafe(firmware, ivpu_firmware, charp, 0644); > +MODULE_PARM_DESC(firmware, "VPU firmware binary in /lib/firmware/.."); > + > +static int ivpu_fw_request(struct ivpu_device *vdev) > +{ > + const char *fw_names[FW_MAX_NAMES] = { > + ivpu_firmware, > + "mtl_vpu.bin", > + "intel/vpu/mtl_vpu_v0.0.bin" > + }; > + int ret = -ENOENT; > + int i; > + > + for (i = 0; i < FW_MAX_NAMES; i++) { Better remove the constant FW_MAX_NAMES entirely and use ARRAY_SIZE(fw_names) here. > + ret = firmware_request_nowarn(&vdev->fw->file, fw_names[i], vdev->drm.dev); > + if (!ret) > + return 0; > + } > + > + /* > + * ENOENT will be returned if KMD is built-in statically and probe happens > + * before Root FS is mounted & accessible (before init), KMD will DEFER > + * the probe. > + */ > + if (ret == -ENOENT) > + return -EPROBE_DEFER; > + > + ivpu_err(vdev, "Failed to request firmware: %d\n", ret); > + > + return ret; > +} > + > +static void > +ivpu_fw_check_api(struct ivpu_device *vdev, const struct vpu_firmware_header *fw_hdr, > + const char *str, int index, u16 expected_major, u16 expected_minor) > +{ > + u16 major = (u16)(fw_hdr->api_version[index] >> 16); > + u16 minor = (u16)(fw_hdr->api_version[index]); > + > + if (major != expected_major) { > + ivpu_warn(vdev, "Incompatible FW %s API version: %d.%d (expected %d.%d)\n", > + str, major, minor, expected_major, expected_minor); > + } > + ivpu_dbg(FW_BOOT, "FW %s API version: %d.%d (expected %d.%d)\n", > + str, major, minor, expected_major, expected_minor); > +} > + > +static int ivpu_fw_parse(struct ivpu_device *vdev) > +{ > + struct ivpu_fw_info *fw = vdev->fw; > + const struct vpu_firmware_header *fw_hdr = (const void *)fw->file->data; > + u64 runtime_addr, image_load_addr, runtime_size, image_size; > + > + if (fw->file->size <= FW_FILE_IMAGE_OFFSET) { > + ivpu_err(vdev, "Firmware file is too small: %zu\n", fw->file->size); > + return -EINVAL; > + } > + > + if (fw_hdr->header_version != VPU_FW_HEADER_VERSION) { > + ivpu_err(vdev, "Invalid firmware header version: %u\n", fw_hdr->header_version); > + return -EINVAL; > + } > + > + runtime_addr = fw_hdr->boot_params_load_address; > + runtime_size = fw_hdr->runtime_size; > + image_load_addr = fw_hdr->image_load_address; > + image_size = fw_hdr->image_size; > + > + if (runtime_addr < FW_RUNTIME_MIN_ADDR || runtime_addr > FW_RUNTIME_MAX_ADDR) { > + ivpu_err(vdev, "Invalid firmware runtime address: 0x%llx\n", runtime_addr); > + return -EINVAL; > + } > + > + if (runtime_size < fw->file->size || runtime_size > FW_RUNTIME_MAX_SIZE) { > + ivpu_err(vdev, "Invalid firmware runtime size: %llu\n", runtime_size); > + return -EINVAL; > + } > + > + if (FW_FILE_IMAGE_OFFSET + image_size > fw->file->size) { > + ivpu_err(vdev, "Invalid image size: %llu\n", image_size); > + return -EINVAL; > + } > + > + if (image_load_addr < runtime_addr || > + image_load_addr + image_size > runtime_addr + runtime_size) { > + ivpu_err(vdev, "Invalid firmware load address size: 0x%llx and size %llu\n", > + image_load_addr, image_size); > + return -EINVAL; > + } > + > + if (fw_hdr->shave_nn_fw_size > FW_SHAVE_NN_MAX_SIZE) { > + ivpu_err(vdev, "SHAVE NN firmware is too big: %u\n", fw_hdr->shave_nn_fw_size); > + return -EINVAL; > + } > + > + if (fw_hdr->entry_point < image_load_addr || > + fw_hdr->entry_point >= image_load_addr + image_size) { > + ivpu_err(vdev, "Invalid entry point: 0x%llx\n", fw_hdr->entry_point); > + return -EINVAL; > + } > + > + fw->runtime_addr = runtime_addr; > + fw->runtime_size = runtime_size; > + fw->image_load_offset = image_load_addr - runtime_addr; > + fw->image_size = image_size; > + fw->shave_nn_size = PAGE_ALIGN(fw_hdr->shave_nn_fw_size); > + > + fw->cold_boot_entry_point = fw_hdr->entry_point; > + fw->entry_point = fw->cold_boot_entry_point; > + > + ivpu_dbg(FW_BOOT, "Header version: 0x%x, format 0x%x\n", > + fw_hdr->header_version, fw_hdr->image_format); > + ivpu_dbg(FW_BOOT, "Size: file %lu image %u runtime %u shavenn %u\n", > + fw->file->size, fw->image_size, fw->runtime_size, fw->shave_nn_size); > + ivpu_dbg(FW_BOOT, "Address: runtime 0x%llx, load 0x%llx, entry point 0x%llx\n", > + fw->runtime_addr, image_load_addr, fw->entry_point); > + ivpu_dbg(FW_BOOT, "FW version: %s\n", (char *)fw_hdr + VPU_FW_HEADER_SIZE); > + > + IVPU_FW_CHECK_API(vdev, fw_hdr, BOOT); > + IVPU_FW_CHECK_API(vdev, fw_hdr, JSM); > + > + return 0; > +} > + > +static void ivpu_fw_release(struct ivpu_device *vdev) > +{ > + release_firmware(vdev->fw->file); > +} > + > +static int ivpu_fw_update_global_range(struct ivpu_device *vdev) > +{ > + struct ivpu_fw_info *fw = vdev->fw; > + u64 start = ALIGN(fw->runtime_addr + fw->runtime_size, FW_SHARED_MEM_ALIGNMENT); > + u64 size = FW_SHARED_MEM_SIZE; > + > + if (start + size > FW_GLOBAL_MEM_END) { > + ivpu_err(vdev, "No space for shared region, start %lld, size %lld\n", start, size); > + return -EINVAL; > + } > + > + ivpu_hw_init_range(&vdev->hw->ranges.global_low, start, size); > + return 0; > +} > + > +static int ivpu_fw_mem_init(struct ivpu_device *vdev) > +{ > + struct ivpu_fw_info *fw = vdev->fw; > + int ret; > + > + ret = ivpu_fw_update_global_range(vdev); > + if (ret) > + return ret; > + > + fw->mem = ivpu_bo_alloc_internal(vdev, fw->runtime_addr, fw->runtime_size, DRM_IVPU_BO_WC); > + if (!fw->mem) { > + ivpu_err(vdev, "Failed to allocate firmware runtime memory\n"); > + return -ENOMEM; > + } > + > + if (fw->shave_nn_size) { > + fw->mem_shave_nn = ivpu_bo_alloc_internal(vdev, vdev->hw->ranges.global_high.start, > + fw->shave_nn_size, DRM_IVPU_BO_UNCACHED); > + if (!fw->mem_shave_nn) { > + ivpu_err(vdev, "Failed to allocate shavenn buffer\n"); > + ivpu_bo_free_internal(fw->mem); > + return -ENOMEM; > + } > + } > + > + return 0; > +} > + > +static void ivpu_fw_mem_fini(struct ivpu_device *vdev) > +{ > + struct ivpu_fw_info *fw = vdev->fw; > + > + if (fw->mem_shave_nn) { > + ivpu_bo_free_internal(fw->mem_shave_nn); > + fw->mem_shave_nn = NULL; > + } > + > + ivpu_bo_free_internal(fw->mem); > + fw->mem = NULL; > +} > + > +int ivpu_fw_init(struct ivpu_device *vdev) > +{ > + int ret; > + > + ret = ivpu_fw_request(vdev); > + if (ret) > + return ret; > + > + ret = ivpu_fw_parse(vdev); > + if (ret) > + goto err_fw_release; > + > + ret = ivpu_fw_mem_init(vdev); > + if (ret) > + goto err_fw_release; > + > + return 0; > + > +err_fw_release: > + ivpu_fw_release(vdev); > + return ret; > +} > + > +void ivpu_fw_fini(struct ivpu_device *vdev) > +{ > + ivpu_fw_mem_fini(vdev); > + ivpu_fw_release(vdev); > +} > + > +int ivpu_fw_load(struct ivpu_device *vdev) > +{ > + struct ivpu_fw_info *fw = vdev->fw; > + u64 image_end_offset = fw->image_load_offset + fw->image_size; > + > + memset(fw->mem->kvaddr, 0, fw->image_load_offset); > + memcpy(fw->mem->kvaddr + fw->image_load_offset, > + fw->file->data + FW_FILE_IMAGE_OFFSET, fw->image_size); > + > + if (IVPU_WA(clear_runtime_mem)) { > + u8 *start = fw->mem->kvaddr + image_end_offset; > + u64 size = fw->mem->base.size - image_end_offset; > + > + memset(start, 0, size); > + } > + > + wmb(); /* Flush WC buffers after writing fw->mem */ > + > + return 0; > +} > + > +static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_params *boot_params) > +{ > + ivpu_dbg(FW_BOOT, "boot_params.magic = 0x%x\n", > + boot_params->magic); > + ivpu_dbg(FW_BOOT, "boot_params.vpu_id = 0x%x\n", > + boot_params->vpu_id); > + ivpu_dbg(FW_BOOT, "boot_params.vpu_count = 0x%x\n", > + boot_params->vpu_count); > + ivpu_dbg(FW_BOOT, "boot_params.frequency = %u\n", > + boot_params->frequency); > + ivpu_dbg(FW_BOOT, "boot_params.perf_clk_frequency = %u\n", > + boot_params->perf_clk_frequency); > + > + ivpu_dbg(FW_BOOT, "boot_params.ipc_header_area_start = 0x%llx\n", > + boot_params->ipc_header_area_start); > + ivpu_dbg(FW_BOOT, "boot_params.ipc_header_area_size = 0x%x\n", > + boot_params->ipc_header_area_size); > + ivpu_dbg(FW_BOOT, "boot_params.shared_region_base = 0x%llx\n", > + boot_params->shared_region_base); > + ivpu_dbg(FW_BOOT, "boot_params.shared_region_size = 0x%x\n", > + boot_params->shared_region_size); > + ivpu_dbg(FW_BOOT, "boot_params.ipc_payload_area_start = 0x%llx\n", > + boot_params->ipc_payload_area_start); > + ivpu_dbg(FW_BOOT, "boot_params.ipc_payload_area_size = 0x%x\n", > + boot_params->ipc_payload_area_size); > + ivpu_dbg(FW_BOOT, "boot_params.global_aliased_pio_base = 0x%llx\n", > + boot_params->global_aliased_pio_base); > + ivpu_dbg(FW_BOOT, "boot_params.global_aliased_pio_size = 0x%x\n", > + boot_params->global_aliased_pio_size); > + > + ivpu_dbg(FW_BOOT, "boot_params.autoconfig = 0x%x\n", > + boot_params->autoconfig); > + > + ivpu_dbg(FW_BOOT, "boot_params.cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].use = 0x%x\n", > + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].use); > + ivpu_dbg(FW_BOOT, "boot_params.cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg = 0x%x\n", > + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg); > + > + ivpu_dbg(FW_BOOT, "boot_params.global_memory_allocator_base = 0x%llx\n", > + boot_params->global_memory_allocator_base); > + ivpu_dbg(FW_BOOT, "boot_params.global_memory_allocator_size = 0x%x\n", > + boot_params->global_memory_allocator_size); > + > + ivpu_dbg(FW_BOOT, "boot_params.shave_nn_fw_base = 0x%llx\n", > + boot_params->shave_nn_fw_base); > + > + ivpu_dbg(FW_BOOT, "boot_params.watchdog_irq_mss = 0x%x\n", > + boot_params->watchdog_irq_mss); > + ivpu_dbg(FW_BOOT, "boot_params.watchdog_irq_nce = 0x%x\n", > + boot_params->watchdog_irq_nce); > + ivpu_dbg(FW_BOOT, "boot_params.host_to_vpu_irq = 0x%x\n", > + boot_params->host_to_vpu_irq); > + ivpu_dbg(FW_BOOT, "boot_params.job_done_irq = 0x%x\n", > + boot_params->job_done_irq); > + > + ivpu_dbg(FW_BOOT, "boot_params.host_version_id = 0x%x\n", > + boot_params->host_version_id); > + ivpu_dbg(FW_BOOT, "boot_params.si_stepping = 0x%x\n", > + boot_params->si_stepping); > + ivpu_dbg(FW_BOOT, "boot_params.vdev_id = 0x%llx\n", > + boot_params->device_id); > + ivpu_dbg(FW_BOOT, "boot_params.feature_exclusion = 0x%llx\n", > + boot_params->feature_exclusion); > + ivpu_dbg(FW_BOOT, "boot_params.sku = 0x%llx\n", > + boot_params->sku); > + ivpu_dbg(FW_BOOT, "boot_params.min_freq_pll_ratio = 0x%x\n", > + boot_params->min_freq_pll_ratio); > + ivpu_dbg(FW_BOOT, "boot_params.max_freq_pll_ratio = 0x%x\n", > + boot_params->max_freq_pll_ratio); > + ivpu_dbg(FW_BOOT, "boot_params.default_trace_level = 0x%x\n", > + boot_params->default_trace_level); > + ivpu_dbg(FW_BOOT, "boot_params.tracing_buff_message_format_mask = 0x%llx\n", > + boot_params->tracing_buff_message_format_mask); > + ivpu_dbg(FW_BOOT, "boot_params.trace_destination_mask = 0x%x\n", > + boot_params->trace_destination_mask); > + ivpu_dbg(FW_BOOT, "boot_params.trace_hw_component_mask = 0x%llx\n", > + boot_params->trace_hw_component_mask); > + ivpu_dbg(FW_BOOT, "boot_params.boot_type = 0x%x\n", > + boot_params->boot_type); > + ivpu_dbg(FW_BOOT, "boot_params.punit_telemetry_sram_base = 0x%llx\n", > + boot_params->punit_telemetry_sram_base); > + ivpu_dbg(FW_BOOT, "boot_params.punit_telemetry_sram_size = 0x%llx\n", > + boot_params->punit_telemetry_sram_size); > + ivpu_dbg(FW_BOOT, "boot_params.vpu_telemetry_enable = 0x%x\n", > + boot_params->vpu_telemetry_enable); > +} > + > +void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *boot_params) > +{ > + struct ivpu_bo *ipc_mem_rx = vdev->ipc->mem_rx; > + > + /* In case of warm boot we only have to reset the entrypoint addr */ > + if (!ivpu_fw_is_cold_boot(vdev)) { > + boot_params->save_restore_ret_address = 0; > + return; > + } > + > + boot_params->magic = VPU_BOOT_PARAMS_MAGIC; > + boot_params->vpu_id = to_pci_dev(vdev->drm.dev)->bus->number; > + boot_params->frequency = ivpu_hw_reg_pll_freq_get(vdev); > + > + /* > + * Uncached region of VPU address space, covers IPC buffers, job queues > + * and log buffers, programmable to L2$ Uncached by VPU MTRR > + */ > + boot_params->shared_region_base = vdev->hw->ranges.global_low.start; > + boot_params->shared_region_size = vdev->hw->ranges.global_low.end - > + vdev->hw->ranges.global_low.start; > + > + boot_params->ipc_header_area_start = ipc_mem_rx->vpu_addr; > + boot_params->ipc_header_area_size = ipc_mem_rx->base.size / 2; > + > + boot_params->ipc_payload_area_start = ipc_mem_rx->vpu_addr + ipc_mem_rx->base.size / 2; > + boot_params->ipc_payload_area_size = ipc_mem_rx->base.size / 2; > + > + boot_params->global_aliased_pio_base = > + vdev->hw->ranges.global_aliased_pio.start; > + boot_params->global_aliased_pio_size = > + ivpu_hw_range_size(&vdev->hw->ranges.global_aliased_pio); > + > + /* Allow configuration for L2C_PAGE_TABLE with boot param value */ > + boot_params->autoconfig = 1; > + > + /* Enable L2 cache for first 2GB of high memory */ > + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].use = 1; > + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg = > + ADDR_TO_L2_CACHE_CFG(vdev->hw->ranges.global_high.start); > + > + if (vdev->fw->mem_shave_nn) > + boot_params->shave_nn_fw_base = vdev->fw->mem_shave_nn->vpu_addr; > + > + boot_params->watchdog_irq_mss = WATCHDOG_MSS_REDIRECT; > + boot_params->watchdog_irq_nce = WATCHDOG_NCE_REDIRECT; > + boot_params->feature_exclusion = vdev->hw->tile_fuse; > + boot_params->sku = vdev->hw->sku; > + > + boot_params->min_freq_pll_ratio = vdev->hw->pll.min_ratio; > + boot_params->max_freq_pll_ratio = vdev->hw->pll.max_ratio; > + > + boot_params->punit_telemetry_sram_base = ivpu_hw_reg_telemetry_offset_get(vdev); > + boot_params->punit_telemetry_sram_size = ivpu_hw_reg_telemetry_size_get(vdev); > + boot_params->vpu_telemetry_enable = ivpu_hw_reg_telemetry_enable_get(vdev); > + > + wmb(); /* Flush WC buffers after writing bootparams */ > + > + ivpu_fw_boot_params_print(vdev, boot_params); > +} > diff --git a/drivers/gpu/drm/ivpu/ivpu_fw.h b/drivers/gpu/drm/ivpu/ivpu_fw.h > new file mode 100644 > index 000000000000..8358eb179c4e > --- /dev/null > +++ b/drivers/gpu/drm/ivpu/ivpu_fw.h > @@ -0,0 +1,38 @@ > +/* SPDX-License-Identifier: GPL-2.0-only */ > +/* > + * Copyright © 2020-2022 Intel Corporation > + */ > + > +#ifndef __IVPU_FW_H__ > +#define __IVPU_FW_H__ > + > +struct ivpu_device; > +struct ivpu_bo; > +struct vpu_boot_params; > + > +struct ivpu_fw_info { > + const struct firmware *file; > + struct ivpu_bo *mem; > + struct ivpu_bo *mem_shave_nn; > + struct ivpu_bo *mem_log_crit; > + struct ivpu_bo *mem_log_verb; > + u64 runtime_addr; > + u32 runtime_size; > + u64 image_load_offset; > + u32 image_size; > + u32 shave_nn_size; > + u64 entry_point; /* Cold or warm boot entry point for next boot */ > + u64 cold_boot_entry_point; > +}; > + > +int ivpu_fw_init(struct ivpu_device *vdev); > +void ivpu_fw_fini(struct ivpu_device *vdev); > +int ivpu_fw_load(struct ivpu_device *vdev); > +void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *bp); > + > +static inline bool ivpu_fw_is_cold_boot(struct ivpu_device *vdev) > +{ > + return vdev->fw->entry_point == vdev->fw->cold_boot_entry_point; > +} > + > +#endif /* __IVPU_FW_H__ */ > diff --git a/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c b/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c > index 5e31aec36bfa..e20bd839290b 100644 > --- a/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c > +++ b/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c > @@ -4,6 +4,7 @@ > */ > > #include "ivpu_drv.h" > +#include "ivpu_fw.h" > #include "ivpu_hw_mtl_reg.h" > #include "ivpu_hw_reg_io.h" > #include "ivpu_hw.h" > @@ -583,6 +584,16 @@ static void ivpu_boot_soc_cpu_boot(struct ivpu_device *vdev) > > val = REG_CLR_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val); > REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val); > + > + val = vdev->fw->entry_point >> 9; > + REGV_WR32(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, val); > + > + val = REG_SET_FLD(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, DONE, val); > + REGV_WR32(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, val); > + > + ivpu_dbg(PM, "Booting firmware, mode: %s\n", > + vdev->fw->entry_point == vdev->fw->cold_boot_entry_point ? > + "cold boot" : "resume"); > } > > static int ivpu_boot_d0i3_drive(struct ivpu_device *vdev, bool enable) > diff --git a/drivers/gpu/drm/ivpu/vpu_boot_api.h b/drivers/gpu/drm/ivpu/vpu_boot_api.h > new file mode 100644 > index 000000000000..bef6e93fc492 > --- /dev/null > +++ b/drivers/gpu/drm/ivpu/vpu_boot_api.h > @@ -0,0 +1,241 @@ > +/* SPDX-License-Identifier: MIT */ > +/* > + * Copyright © 2020-2022 Intel Corporation > + */ > + > +#ifndef VPU_BOOT_API_H > +#define VPU_BOOT_API_H > + > +/* > + * =========== FW API version information beginning ================ > + * The below values will be used to construct the version info this way: > + * fw_bin_header->api_version[VPU_BOOT_API_VER_ID] = (VPU_BOOT_API_VER_MAJOR << 16) | > + * VPU_BOOT_API_VER_MINOR; VPU_BOOT_API_VER_PATCH will be ignored. > + */ > + > +/* > + * Major version changes that break backward compatibility. > + * Major version must start from 1 and can only be incremented. > + */ > +#define VPU_BOOT_API_VER_MAJOR 3 > + > +/* > + * Minor version changes when API backward compatibility is preserved. > + * Resets to 0 if Major version is incremented. > + */ > +#define VPU_BOOT_API_VER_MINOR 11 > + > +/* > + * API header changed (field names, documentation, formatting) but API itself has not been changed > + */ > +#define VPU_BOOT_API_VER_PATCH 1 > + > +/* > + * Index in the API version table > + * Must be unique for each API > + */ > +#define VPU_BOOT_API_VER_INDEX 0 > +/* ------------ FW API version information end ---------------------*/ > + > +#pragma pack(push, 1) > + > +/* Firmware image header format */ > +#define VPU_FW_HEADER_SIZE 4096 > +#define VPU_FW_HEADER_VERSION 0x1 > +#define VPU_FW_VERSION_SIZE 32 > +#define VPU_FW_API_VER_NUM 16 > + > +struct vpu_firmware_header { > + u32 header_version; > + u32 image_format; > + u64 image_load_address; > + u32 image_size; > + u64 entry_point; > + u8 vpu_version[VPU_FW_VERSION_SIZE]; > + u32 compression_type; > + u64 firmware_version_load_address; > + u32 firmware_version_size; > + u64 boot_params_load_address; > + u32 api_version[VPU_FW_API_VER_NUM]; > + /* Size of memory require for firmware execution */ > + u32 runtime_size; > + u32 shave_nn_fw_size; > +}; > + > +/* Firmware boot parameters format */ > +#define VPU_BOOT_PLL_COUNT 3 > +#define VPU_BOOT_PLL_OUT_COUNT 4 > + > +/* Values for boot_type field */ > +#define VPU_BOOT_TYPE_COLDBOOT 0 > +#define VPU_BOOT_TYPE_WARMBOOT 1 > + > +/* Value for magic filed */ > +#define VPU_BOOT_PARAMS_MAGIC 0x10000 > + > +/* VPU scheduling mode. By default, OS scheduling is used. */ > +#define VPU_SCHEDULING_MODE_OS 0 > +#define VPU_SCHEDULING_MODE_HW 1 > + > +enum VPU_BOOT_L2_CACHE_CFG_TYPE { > + VPU_BOOT_L2_CACHE_CFG_UPA = 0, > + VPU_BOOT_L2_CACHE_CFG_NN = 1, > + VPU_BOOT_L2_CACHE_CFG_NUM = 2 > +}; > + > +/** > + * Logging destinations. > + * > + * Logging output can be directed to different logging destinations. This enum > + * defines the list of logging destinations supported by the VPU firmware (NOTE: > + * a specific VPU FW binary may support only a subset of such output > + * destinations, depending on the target platform and compile options). > + */ > +enum vpu_trace_destination { > + VPU_TRACE_DESTINATION_PIPEPRINT = 0x1, > + VPU_TRACE_DESTINATION_VERBOSE_TRACING = 0x2, > + VPU_TRACE_DESTINATION_NORTH_PEAK = 0x4, > +}; > + > +struct vpu_boot_l2_cache_config { > + u8 use; > + u8 cfg; > +}; > + > +struct vpu_warm_boot_section { > + u32 src; > + u32 dst; > + u32 size; > + u32 core_id; > + u32 is_clear_op; > +}; > + > +struct vpu_boot_params { > + u32 magic; > + u32 vpu_id; > + u32 vpu_count; > + u32 pad0[5]; > + /* Clock frequencies: 0x20 - 0xFF */ > + u32 frequency; > + u32 pll[VPU_BOOT_PLL_COUNT][VPU_BOOT_PLL_OUT_COUNT]; > + u32 perf_clk_frequency; > + u32 pad1[42]; > + /* Memory regions: 0x100 - 0x1FF */ > + u64 ipc_header_area_start; > + u32 ipc_header_area_size; > + u64 shared_region_base; > + u32 shared_region_size; > + u64 ipc_payload_area_start; > + u32 ipc_payload_area_size; > + u64 global_aliased_pio_base; > + u32 global_aliased_pio_size; > + u32 autoconfig; > + struct vpu_boot_l2_cache_config cache_defaults[VPU_BOOT_L2_CACHE_CFG_NUM]; > + u64 global_memory_allocator_base; > + u32 global_memory_allocator_size; > + /* > + * ShaveNN FW section VPU base address > + * On VPU2.7 HW this address must be within 2GB range starting from L2C_PAGE_TABLE base > + */ > + u64 shave_nn_fw_base; > + u64 save_restore_ret_address; /* stores the address of FW's restore entry point */ > + u32 pad2[43]; > + /* IRQ re-direct numbers: 0x200 - 0x2FF */ > + s32 watchdog_irq_mss; > + s32 watchdog_irq_nce; > + /* ARM -> VPU doorbell interrupt. ARM is notifying VPU of async command or compute job. */ > + u32 host_to_vpu_irq; > + /* VPU -> ARM job done interrupt. VPU is notifying ARM of compute job completion. */ > + u32 job_done_irq; > + /* VPU -> ARM IRQ line to use to request MMU update. */ > + u32 mmu_update_request_irq; > + /* ARM -> VPU IRQ line to use to notify of MMU update completion. */ > + u32 mmu_update_done_irq; > + /* ARM -> VPU IRQ line to use to request power level change. */ > + u32 set_power_level_irq; > + /* VPU -> ARM IRQ line to use to notify of power level change completion. */ > + u32 set_power_level_done_irq; > + /* VPU -> ARM IRQ line to use to notify of VPU idle state change */ > + u32 set_vpu_idle_update_irq; > + /* VPU -> ARM IRQ line to use to request counter reset. */ > + u32 metric_query_event_irq; > + /* ARM -> VPU IRQ line to use to notify of counter reset completion. */ > + u32 metric_query_event_done_irq; > + /* VPU -> ARM IRQ line to use to notify of preemption completion. */ > + u32 preemption_done_irq; > + /* Padding. */ > + u32 pad3[52]; > + /* Silicon information: 0x300 - 0x3FF */ > + u32 host_version_id; > + u32 si_stepping; > + u64 device_id; > + u64 feature_exclusion; > + u64 sku; > + u32 min_freq_pll_ratio; > + u32 max_freq_pll_ratio; > + /** > + * Initial log level threshold (messages with log level severity less than > + * the threshold will not be logged); applies to every enabled logging > + * destination and loggable HW component. See 'mvLog_t' enum for acceptable > + * values. > + */ > + u32 default_trace_level; > + u32 boot_type; > + u64 punit_telemetry_sram_base; > + u64 punit_telemetry_sram_size; > + u32 vpu_telemetry_enable; > + u64 crit_tracing_buff_addr; > + u32 crit_tracing_buff_size; > + u64 verbose_tracing_buff_addr; > + u32 verbose_tracing_buff_size; > + u64 verbose_tracing_sw_component_mask; /* TO BE REMOVED */ > + /** > + * Mask of destinations to which logging messages are delivered; bitwise OR > + * of values defined in vpu_trace_destination enum. > + */ > + u32 trace_destination_mask; > + /** > + * Mask of hardware components for which logging is enabled; bitwise OR of > + * bits defined by the VPU_TRACE_PROC_BIT_* macros. > + */ > + u64 trace_hw_component_mask; > + /** Mask of trace message formats supported by the driver */ > + u64 tracing_buff_message_format_mask; > + u64 trace_reserved_1[2]; > + /** > + * Period at which the VPU reads the temp sensor values into MMIO, on > + * platforms where that is necessary (in ms). 0 to disable reads. > + */ > + u32 temp_sensor_period_ms; > + u32 pad4[29]; > + /* Warm boot information: 0x400 - 0x43F */ > + u32 warm_boot_sections_count; > + u32 warm_boot_start_address_reference; > + u32 warm_boot_section_info_address_offset; > + u32 pad5[13]; > + /* Power States transitions timestamps: 0x440 - 0x46F*/ > + struct { > + /* VPU_IDLE -> VPU_ACTIVE transition initiated timestamp */ > + u64 vpu_active_state_requested; > + /* VPU_IDLE -> VPU_ACTIVE transition completed timestamp */ > + u64 vpu_active_state_achieved; > + /* VPU_ACTIVE -> VPU_IDLE transition initiated timestamp */ > + u64 vpu_idle_state_requested; > + /* VPU_ACTIVE -> VPU_IDLE transition completed timestamp */ > + u64 vpu_idle_state_achieved; > + /* VPU_IDLE -> VPU_STANDBY transition initiated timestamp */ > + u64 vpu_standby_state_requested; > + /* VPU_IDLE -> VPU_STANDBY transition completed timestamp */ > + u64 vpu_standby_state_achieved; > + } power_states_timestamps; > + /* VPU scheduling mode. Values defined by VPU_SCHEDULING_MODE_* macros. */ > + u32 vpu_scheduling_mode; > + /* Present call period in milliseconds. */ > + u32 vpu_focus_present_timer_ms; > + /* Unused/reserved: 0x478 - 0xFFF */ > + u32 pad6[738]; > +}; > + > +#pragma pack(pop) > + > +#endif > diff --git a/include/uapi/drm/ivpu_drm.h b/include/uapi/drm/ivpu_drm.h > index 388e0d1df906..8d7f5d34c0f5 100644 > --- a/include/uapi/drm/ivpu_drm.h > +++ b/include/uapi/drm/ivpu_drm.h > @@ -51,6 +51,11 @@ extern "C" { > #define DRM_IVPU_PARAM_CONTEXT_BASE_ADDRESS 5 > #define DRM_IVPU_PARAM_CONTEXT_PRIORITY 6 > #define DRM_IVPU_PARAM_CONTEXT_ID 7 > +#define DRM_IVPU_PARAM_FW_API_VERSION 8 > +#define DRM_IVPU_PARAM_ENGINE_HEARTBEAT 9 > +#define DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID 10 > +#define DRM_IVPU_PARAM_TILE_CONFIG 11 > +#define DRM_IVPU_PARAM_SKU 12 > > #define DRM_IVPU_PLATFORM_TYPE_SILICON 0 > > @@ -94,6 +99,22 @@ struct drm_ivpu_param { > * %DRM_IVPU_PARAM_CONTEXT_ID: > * Current context ID, always greater than 0 (read-only) > * > + * %DRM_IVPU_PARAM_FW_API_VERSION: > + * Firmware API version array (read-only) > + * > + * %DRM_IVPU_PARAM_ENGINE_HEARTBEAT: > + * Heartbeat value from an engine (read-only). > + * Engine ID (i.e. DRM_IVPU_ENGINE_COMPUTE) is given via index. > + * > + * %DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID: > + * Device-unique inference ID (read-only) > + * > + * %DRM_IVPU_PARAM_TILE_CONFIG: > + * VPU tile configuration (read-only) > + * > + * %DRM_IVPU_PARAM_SKU: > + * VPU SKU ID (read-only) > + * > */ > __u32 param; >
Hi, On 11/1/2022 11:08 AM, Thomas Zimmermann wrote: > Hi > > Am 24.09.22 um 17:11 schrieb Jacek Lawrynowicz: >> Read, parse and boot VPU firmware image. >> >> Signed-off-by: Andrzej Kacprowski <andrzej.kacprowski@linux.intel.com> >> Signed-off-by: Krystian Pradzynski <krystian.pradzynski@linux.intel.com> >> Signed-off-by: Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com> >> --- >> drivers/gpu/drm/ivpu/Makefile | 1 + >> drivers/gpu/drm/ivpu/ivpu_drv.c | 122 +++++++- >> drivers/gpu/drm/ivpu/ivpu_drv.h | 10 + >> drivers/gpu/drm/ivpu/ivpu_fw.c | 422 ++++++++++++++++++++++++++++ >> drivers/gpu/drm/ivpu/ivpu_fw.h | 38 +++ >> drivers/gpu/drm/ivpu/ivpu_hw_mtl.c | 11 + >> drivers/gpu/drm/ivpu/vpu_boot_api.h | 241 ++++++++++++++++ >> include/uapi/drm/ivpu_drm.h | 21 ++ >> 8 files changed, 865 insertions(+), 1 deletion(-) >> create mode 100644 drivers/gpu/drm/ivpu/ivpu_fw.c >> create mode 100644 drivers/gpu/drm/ivpu/ivpu_fw.h >> create mode 100644 drivers/gpu/drm/ivpu/vpu_boot_api.h >> >> diff --git a/drivers/gpu/drm/ivpu/ivpu_fw.c b/drivers/gpu/drm/ivpu/ivpu_fw.c >> new file mode 100644 >> index 000000000000..d55f13f2daed >> --- /dev/null >> +++ b/drivers/gpu/drm/ivpu/ivpu_fw.c >> @@ -0,0 +1,422 @@ >> +// SPDX-License-Identifier: GPL-2.0-only >> +/* >> + * Copyright © 2020-2022 Intel Corporation >> + */ >> + >> +#include <linux/firmware.h> >> +#include <linux/highmem.h> >> +#include <linux/moduleparam.h> >> +#include <linux/pci.h> >> + >> +#include "vpu_boot_api.h" >> +#include "ivpu_drv.h" >> +#include "ivpu_fw.h" >> +#include "ivpu_gem.h" >> +#include "ivpu_hw.h" >> +#include "ivpu_ipc.h" >> + >> +#define FW_MAX_NAMES 3 >> +#define FW_GLOBAL_MEM_START (2ull * SZ_1G) >> +#define FW_GLOBAL_MEM_END (3ull * SZ_1G) >> +#define FW_SHARED_MEM_SIZE SZ_256M /* Must be aligned to FW_SHARED_MEM_ALIGNMENT */ >> +#define FW_SHARED_MEM_ALIGNMENT SZ_128K /* VPU MTRR limitation */ >> +#define FW_RUNTIME_MAX_SIZE SZ_512M >> +#define FW_SHAVE_NN_MAX_SIZE SZ_2M >> +#define FW_RUNTIME_MIN_ADDR (FW_GLOBAL_MEM_START) >> +#define FW_RUNTIME_MAX_ADDR (FW_GLOBAL_MEM_END - FW_SHARED_MEM_SIZE) >> +#define FW_VERSION_HEADER_SIZE SZ_4K >> +#define FW_FILE_IMAGE_OFFSET (VPU_FW_HEADER_SIZE + FW_VERSION_HEADER_SIZE) >> + >> +#define WATCHDOG_MSS_REDIRECT 32 >> +#define WATCHDOG_NCE_REDIRECT 33 >> + >> +#define ADDR_TO_L2_CACHE_CFG(addr) ((addr) >> 31) >> + >> +#define IVPU_FW_CHECK_API(vdev, fw_hdr, name) ivpu_fw_check_api(vdev, fw_hdr, #name, \ >> + VPU_##name##_API_VER_INDEX, \ >> + VPU_##name##_API_VER_MAJOR, \ >> + VPU_##name##_API_VER_MINOR) >> + >> +static char *ivpu_firmware; >> +module_param_named_unsafe(firmware, ivpu_firmware, charp, 0644); >> +MODULE_PARM_DESC(firmware, "VPU firmware binary in /lib/firmware/.."); >> + >> +static int ivpu_fw_request(struct ivpu_device *vdev) >> +{ >> + const char *fw_names[FW_MAX_NAMES] = { >> + ivpu_firmware, >> + "mtl_vpu.bin", >> + "intel/vpu/mtl_vpu_v0.0.bin" >> + }; >> + int ret = -ENOENT; >> + int i; >> + >> + for (i = 0; i < FW_MAX_NAMES; i++) { > > Better remove the constant FW_MAX_NAMES entirely and use ARRAY_SIZE(fw_names) here. OK Regards, Jacek
diff --git a/drivers/gpu/drm/ivpu/Makefile b/drivers/gpu/drm/ivpu/Makefile index 4e33860c0dc4..8e9b3ae1a4cc 100644 --- a/drivers/gpu/drm/ivpu/Makefile +++ b/drivers/gpu/drm/ivpu/Makefile @@ -3,6 +3,7 @@ intel_vpu-y := \ ivpu_drv.o \ + ivpu_fw.o \ ivpu_gem.o \ ivpu_hw_mtl.o \ ivpu_ipc.o \ diff --git a/drivers/gpu/drm/ivpu/ivpu_drv.c b/drivers/gpu/drm/ivpu/ivpu_drv.c index b7e2bc54897a..67384671092e 100644 --- a/drivers/gpu/drm/ivpu/ivpu_drv.c +++ b/drivers/gpu/drm/ivpu/ivpu_drv.c @@ -13,10 +13,13 @@ #include <drm/drm_ioctl.h> #include <drm/drm_prime.h> +#include "vpu_boot_api.h" #include "ivpu_drv.h" +#include "ivpu_fw.h" #include "ivpu_gem.h" #include "ivpu_hw.h" #include "ivpu_ipc.h" +#include "ivpu_jsm_msg.h" #include "ivpu_mmu.h" #include "ivpu_mmu_context.h" @@ -31,6 +34,10 @@ int ivpu_dbg_mask; module_param_named(dbg_mask, ivpu_dbg_mask, int, 0644); MODULE_PARM_DESC(dbg_mask, "Driver debug mask. See IVPU_DBG_* macros."); +int ivpu_test_mode; +module_param_named_unsafe(test_mode, ivpu_test_mode, int, 0644); +MODULE_PARM_DESC(test_mode, "Test mode: 0 - normal operation, 1 - fw unit test, 2 - null hw"); + u8 ivpu_pll_min_ratio; module_param_named(pll_min_ratio, ivpu_pll_min_ratio, byte, 0644); MODULE_PARM_DESC(pll_min_ratio, "Minimum PLL ratio used to set VPU frequency"); @@ -126,6 +133,28 @@ static int ivpu_get_param_ioctl(struct drm_device *dev, void *data, struct drm_f case DRM_IVPU_PARAM_CONTEXT_ID: args->value = file_priv->ctx.id; break; + case DRM_IVPU_PARAM_FW_API_VERSION: + if (args->index < VPU_FW_API_VER_NUM) { + struct vpu_firmware_header *fw_hdr; + + fw_hdr = (struct vpu_firmware_header *)vdev->fw->file->data; + args->value = fw_hdr->api_version[args->index]; + } else { + ret = -EINVAL; + } + break; + case DRM_IVPU_PARAM_ENGINE_HEARTBEAT: + ret = ivpu_jsm_get_heartbeat(vdev, args->index, &args->value); + break; + case DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID: + args->value = (u64)atomic64_inc_return(&vdev->unique_id_counter); + break; + case DRM_IVPU_PARAM_TILE_CONFIG: + args->value = vdev->hw->tile_fuse; + break; + case DRM_IVPU_PARAM_SKU: + args->value = vdev->hw->sku; + break; default: ret = -EINVAL; } @@ -197,6 +226,70 @@ static const struct drm_ioctl_desc ivpu_drm_ioctls[] = { DEFINE_DRM_GEM_FOPS(ivpu_fops); +static int ivpu_wait_for_ready(struct ivpu_device *vdev) +{ + struct ivpu_ipc_consumer cons; + struct ivpu_ipc_hdr ipc_hdr; + unsigned long timeout; + int ret; + + if (ivpu_test_mode == IVPU_TEST_MODE_FW_TEST) + return 0; + + ivpu_ipc_consumer_add(vdev, &cons, IVPU_IPC_CHAN_BOOT_MSG); + + timeout = jiffies + msecs_to_jiffies(vdev->timeout.boot); + while (1) { + if (ivpu_ipc_irq_handler(vdev) != IRQ_HANDLED) { + ret = -EIO; + break; + } + ret = ivpu_ipc_receive(vdev, &cons, &ipc_hdr, NULL, 0); + if (ret != -ETIMEDOUT || time_after_eq(jiffies, timeout)) + break; + + cond_resched(); + } + + ivpu_ipc_consumer_del(vdev, &cons); + + if (!ret && ipc_hdr.data_addr != IVPU_IPC_BOOT_MSG_DATA_ADDR) { + ivpu_err(vdev, "Invalid VPU ready message: 0x%x\n", + ipc_hdr.data_addr); + return -EIO; + } + + if (!ret) + ivpu_info(vdev, "VPU ready message received successfully\n"); + + return ret; +} + +int ivpu_boot(struct ivpu_device *vdev) +{ + int ret; + + /* Update boot params located at first 4KB of FW memory */ + ivpu_fw_boot_params_setup(vdev, vdev->fw->mem->kvaddr); + + ret = ivpu_hw_boot_fw(vdev); + if (ret) { + ivpu_err(vdev, "Failed to start the firmware: %d\n", ret); + return ret; + } + + ret = ivpu_wait_for_ready(vdev); + if (ret) { + ivpu_err(vdev, "Failed to boot the firmware: %d\n", ret); + return ret; + } + + ivpu_hw_irq_clear(vdev); + ivpu_hw_irq_enable(vdev); + ivpu_ipc_enable(vdev); + return 0; +} + int ivpu_shutdown(struct ivpu_device *vdev) { int ret; @@ -320,6 +413,10 @@ static int ivpu_dev_init(struct ivpu_device *vdev) if (!vdev->mmu) return -ENOMEM; + vdev->fw = devm_kzalloc(vdev->drm.dev, sizeof(*vdev->fw), GFP_KERNEL); + if (!vdev->fw) + return -ENOMEM; + vdev->ipc = devm_kzalloc(vdev->drm.dev, sizeof(*vdev->ipc), GFP_KERNEL); if (!vdev->ipc) return -ENOMEM; @@ -331,6 +428,8 @@ static int ivpu_dev_init(struct ivpu_device *vdev) vdev->context_xa_limit.min = IVPU_GLOBAL_CONTEXT_MMU_SSID + 1; vdev->context_xa_limit.max = IVPU_CONTEXT_LIMIT; + atomic64_set(&vdev->unique_id_counter, 0); + ret = ivpu_pci_init(vdev); if (ret) { ivpu_err(vdev, "Failed to initialize PCI device: %d\n", ret); @@ -367,14 +466,34 @@ static int ivpu_dev_init(struct ivpu_device *vdev) goto err_mmu_gctx_fini; } + ret = ivpu_fw_init(vdev); + if (ret) { + ivpu_err(vdev, "Failed to initialize firmware: %d\n", ret); + goto err_mmu_fini; + } + ret = ivpu_ipc_init(vdev); if (ret) { ivpu_err(vdev, "Failed to initialize IPC: %d\n", ret); - goto err_mmu_fini; + goto err_fw_fini; + } + + ret = ivpu_fw_load(vdev); + if (ret) { + ivpu_err(vdev, "Failed to load firmware: %d\n", ret); + goto err_fw_fini; + } + + ret = ivpu_boot(vdev); + if (ret) { + ivpu_err(vdev, "Failed to boot: %d\n", ret); + goto err_fw_fini; } return 0; +err_fw_fini: + ivpu_fw_fini(vdev); err_mmu_fini: ivpu_mmu_fini(vdev); err_mmu_gctx_fini: @@ -393,6 +512,7 @@ static void ivpu_dev_fini(struct ivpu_device *vdev) ivpu_shutdown(vdev); ivpu_ipc_fini(vdev); + ivpu_fw_fini(vdev); ivpu_mmu_fini(vdev); ivpu_mmu_global_context_fini(vdev); ivpu_irq_fini(vdev); diff --git a/drivers/gpu/drm/ivpu/ivpu_drv.h b/drivers/gpu/drm/ivpu/ivpu_drv.h index 48e5ed442f71..a8ba32f76739 100644 --- a/drivers/gpu/drm/ivpu/ivpu_drv.h +++ b/drivers/gpu/drm/ivpu/ivpu_drv.h @@ -73,6 +73,7 @@ struct ivpu_wa_table { struct ivpu_hw_info; struct ivpu_mmu_info; +struct ivpu_fw_info; struct ivpu_ipc_info; struct ivpu_device { @@ -85,12 +86,15 @@ struct ivpu_device { struct ivpu_wa_table wa; struct ivpu_hw_info *hw; struct ivpu_mmu_info *mmu; + struct ivpu_fw_info *fw; struct ivpu_ipc_info *ipc; struct ivpu_mmu_context gctx; struct xarray context_xa; struct xa_limit context_xa_limit; + atomic64_t unique_id_counter; + struct { int boot; int jsm; @@ -111,9 +115,15 @@ extern int ivpu_dbg_mask; extern u8 ivpu_pll_min_ratio; extern u8 ivpu_pll_max_ratio; +#define IVPU_TEST_MODE_DISABLED 0 +#define IVPU_TEST_MODE_FW_TEST 1 +#define IVPU_TEST_MODE_NULL_HW 2 +extern int ivpu_test_mode; + void ivpu_file_priv_get(struct ivpu_file_priv *file_priv, struct ivpu_file_priv **link); void ivpu_file_priv_put(struct ivpu_file_priv **link); char *ivpu_platform_to_str(u32 platform); +int ivpu_boot(struct ivpu_device *vdev); int ivpu_shutdown(struct ivpu_device *vdev); static inline bool ivpu_is_mtl(struct ivpu_device *vdev) diff --git a/drivers/gpu/drm/ivpu/ivpu_fw.c b/drivers/gpu/drm/ivpu/ivpu_fw.c new file mode 100644 index 000000000000..d55f13f2daed --- /dev/null +++ b/drivers/gpu/drm/ivpu/ivpu_fw.c @@ -0,0 +1,422 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright © 2020-2022 Intel Corporation + */ + +#include <linux/firmware.h> +#include <linux/highmem.h> +#include <linux/moduleparam.h> +#include <linux/pci.h> + +#include "vpu_boot_api.h" +#include "ivpu_drv.h" +#include "ivpu_fw.h" +#include "ivpu_gem.h" +#include "ivpu_hw.h" +#include "ivpu_ipc.h" + +#define FW_MAX_NAMES 3 +#define FW_GLOBAL_MEM_START (2ull * SZ_1G) +#define FW_GLOBAL_MEM_END (3ull * SZ_1G) +#define FW_SHARED_MEM_SIZE SZ_256M /* Must be aligned to FW_SHARED_MEM_ALIGNMENT */ +#define FW_SHARED_MEM_ALIGNMENT SZ_128K /* VPU MTRR limitation */ +#define FW_RUNTIME_MAX_SIZE SZ_512M +#define FW_SHAVE_NN_MAX_SIZE SZ_2M +#define FW_RUNTIME_MIN_ADDR (FW_GLOBAL_MEM_START) +#define FW_RUNTIME_MAX_ADDR (FW_GLOBAL_MEM_END - FW_SHARED_MEM_SIZE) +#define FW_VERSION_HEADER_SIZE SZ_4K +#define FW_FILE_IMAGE_OFFSET (VPU_FW_HEADER_SIZE + FW_VERSION_HEADER_SIZE) + +#define WATCHDOG_MSS_REDIRECT 32 +#define WATCHDOG_NCE_REDIRECT 33 + +#define ADDR_TO_L2_CACHE_CFG(addr) ((addr) >> 31) + +#define IVPU_FW_CHECK_API(vdev, fw_hdr, name) ivpu_fw_check_api(vdev, fw_hdr, #name, \ + VPU_##name##_API_VER_INDEX, \ + VPU_##name##_API_VER_MAJOR, \ + VPU_##name##_API_VER_MINOR) + +static char *ivpu_firmware; +module_param_named_unsafe(firmware, ivpu_firmware, charp, 0644); +MODULE_PARM_DESC(firmware, "VPU firmware binary in /lib/firmware/.."); + +static int ivpu_fw_request(struct ivpu_device *vdev) +{ + const char *fw_names[FW_MAX_NAMES] = { + ivpu_firmware, + "mtl_vpu.bin", + "intel/vpu/mtl_vpu_v0.0.bin" + }; + int ret = -ENOENT; + int i; + + for (i = 0; i < FW_MAX_NAMES; i++) { + ret = firmware_request_nowarn(&vdev->fw->file, fw_names[i], vdev->drm.dev); + if (!ret) + return 0; + } + + /* + * ENOENT will be returned if KMD is built-in statically and probe happens + * before Root FS is mounted & accessible (before init), KMD will DEFER + * the probe. + */ + if (ret == -ENOENT) + return -EPROBE_DEFER; + + ivpu_err(vdev, "Failed to request firmware: %d\n", ret); + + return ret; +} + +static void +ivpu_fw_check_api(struct ivpu_device *vdev, const struct vpu_firmware_header *fw_hdr, + const char *str, int index, u16 expected_major, u16 expected_minor) +{ + u16 major = (u16)(fw_hdr->api_version[index] >> 16); + u16 minor = (u16)(fw_hdr->api_version[index]); + + if (major != expected_major) { + ivpu_warn(vdev, "Incompatible FW %s API version: %d.%d (expected %d.%d)\n", + str, major, minor, expected_major, expected_minor); + } + ivpu_dbg(FW_BOOT, "FW %s API version: %d.%d (expected %d.%d)\n", + str, major, minor, expected_major, expected_minor); +} + +static int ivpu_fw_parse(struct ivpu_device *vdev) +{ + struct ivpu_fw_info *fw = vdev->fw; + const struct vpu_firmware_header *fw_hdr = (const void *)fw->file->data; + u64 runtime_addr, image_load_addr, runtime_size, image_size; + + if (fw->file->size <= FW_FILE_IMAGE_OFFSET) { + ivpu_err(vdev, "Firmware file is too small: %zu\n", fw->file->size); + return -EINVAL; + } + + if (fw_hdr->header_version != VPU_FW_HEADER_VERSION) { + ivpu_err(vdev, "Invalid firmware header version: %u\n", fw_hdr->header_version); + return -EINVAL; + } + + runtime_addr = fw_hdr->boot_params_load_address; + runtime_size = fw_hdr->runtime_size; + image_load_addr = fw_hdr->image_load_address; + image_size = fw_hdr->image_size; + + if (runtime_addr < FW_RUNTIME_MIN_ADDR || runtime_addr > FW_RUNTIME_MAX_ADDR) { + ivpu_err(vdev, "Invalid firmware runtime address: 0x%llx\n", runtime_addr); + return -EINVAL; + } + + if (runtime_size < fw->file->size || runtime_size > FW_RUNTIME_MAX_SIZE) { + ivpu_err(vdev, "Invalid firmware runtime size: %llu\n", runtime_size); + return -EINVAL; + } + + if (FW_FILE_IMAGE_OFFSET + image_size > fw->file->size) { + ivpu_err(vdev, "Invalid image size: %llu\n", image_size); + return -EINVAL; + } + + if (image_load_addr < runtime_addr || + image_load_addr + image_size > runtime_addr + runtime_size) { + ivpu_err(vdev, "Invalid firmware load address size: 0x%llx and size %llu\n", + image_load_addr, image_size); + return -EINVAL; + } + + if (fw_hdr->shave_nn_fw_size > FW_SHAVE_NN_MAX_SIZE) { + ivpu_err(vdev, "SHAVE NN firmware is too big: %u\n", fw_hdr->shave_nn_fw_size); + return -EINVAL; + } + + if (fw_hdr->entry_point < image_load_addr || + fw_hdr->entry_point >= image_load_addr + image_size) { + ivpu_err(vdev, "Invalid entry point: 0x%llx\n", fw_hdr->entry_point); + return -EINVAL; + } + + fw->runtime_addr = runtime_addr; + fw->runtime_size = runtime_size; + fw->image_load_offset = image_load_addr - runtime_addr; + fw->image_size = image_size; + fw->shave_nn_size = PAGE_ALIGN(fw_hdr->shave_nn_fw_size); + + fw->cold_boot_entry_point = fw_hdr->entry_point; + fw->entry_point = fw->cold_boot_entry_point; + + ivpu_dbg(FW_BOOT, "Header version: 0x%x, format 0x%x\n", + fw_hdr->header_version, fw_hdr->image_format); + ivpu_dbg(FW_BOOT, "Size: file %lu image %u runtime %u shavenn %u\n", + fw->file->size, fw->image_size, fw->runtime_size, fw->shave_nn_size); + ivpu_dbg(FW_BOOT, "Address: runtime 0x%llx, load 0x%llx, entry point 0x%llx\n", + fw->runtime_addr, image_load_addr, fw->entry_point); + ivpu_dbg(FW_BOOT, "FW version: %s\n", (char *)fw_hdr + VPU_FW_HEADER_SIZE); + + IVPU_FW_CHECK_API(vdev, fw_hdr, BOOT); + IVPU_FW_CHECK_API(vdev, fw_hdr, JSM); + + return 0; +} + +static void ivpu_fw_release(struct ivpu_device *vdev) +{ + release_firmware(vdev->fw->file); +} + +static int ivpu_fw_update_global_range(struct ivpu_device *vdev) +{ + struct ivpu_fw_info *fw = vdev->fw; + u64 start = ALIGN(fw->runtime_addr + fw->runtime_size, FW_SHARED_MEM_ALIGNMENT); + u64 size = FW_SHARED_MEM_SIZE; + + if (start + size > FW_GLOBAL_MEM_END) { + ivpu_err(vdev, "No space for shared region, start %lld, size %lld\n", start, size); + return -EINVAL; + } + + ivpu_hw_init_range(&vdev->hw->ranges.global_low, start, size); + return 0; +} + +static int ivpu_fw_mem_init(struct ivpu_device *vdev) +{ + struct ivpu_fw_info *fw = vdev->fw; + int ret; + + ret = ivpu_fw_update_global_range(vdev); + if (ret) + return ret; + + fw->mem = ivpu_bo_alloc_internal(vdev, fw->runtime_addr, fw->runtime_size, DRM_IVPU_BO_WC); + if (!fw->mem) { + ivpu_err(vdev, "Failed to allocate firmware runtime memory\n"); + return -ENOMEM; + } + + if (fw->shave_nn_size) { + fw->mem_shave_nn = ivpu_bo_alloc_internal(vdev, vdev->hw->ranges.global_high.start, + fw->shave_nn_size, DRM_IVPU_BO_UNCACHED); + if (!fw->mem_shave_nn) { + ivpu_err(vdev, "Failed to allocate shavenn buffer\n"); + ivpu_bo_free_internal(fw->mem); + return -ENOMEM; + } + } + + return 0; +} + +static void ivpu_fw_mem_fini(struct ivpu_device *vdev) +{ + struct ivpu_fw_info *fw = vdev->fw; + + if (fw->mem_shave_nn) { + ivpu_bo_free_internal(fw->mem_shave_nn); + fw->mem_shave_nn = NULL; + } + + ivpu_bo_free_internal(fw->mem); + fw->mem = NULL; +} + +int ivpu_fw_init(struct ivpu_device *vdev) +{ + int ret; + + ret = ivpu_fw_request(vdev); + if (ret) + return ret; + + ret = ivpu_fw_parse(vdev); + if (ret) + goto err_fw_release; + + ret = ivpu_fw_mem_init(vdev); + if (ret) + goto err_fw_release; + + return 0; + +err_fw_release: + ivpu_fw_release(vdev); + return ret; +} + +void ivpu_fw_fini(struct ivpu_device *vdev) +{ + ivpu_fw_mem_fini(vdev); + ivpu_fw_release(vdev); +} + +int ivpu_fw_load(struct ivpu_device *vdev) +{ + struct ivpu_fw_info *fw = vdev->fw; + u64 image_end_offset = fw->image_load_offset + fw->image_size; + + memset(fw->mem->kvaddr, 0, fw->image_load_offset); + memcpy(fw->mem->kvaddr + fw->image_load_offset, + fw->file->data + FW_FILE_IMAGE_OFFSET, fw->image_size); + + if (IVPU_WA(clear_runtime_mem)) { + u8 *start = fw->mem->kvaddr + image_end_offset; + u64 size = fw->mem->base.size - image_end_offset; + + memset(start, 0, size); + } + + wmb(); /* Flush WC buffers after writing fw->mem */ + + return 0; +} + +static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_params *boot_params) +{ + ivpu_dbg(FW_BOOT, "boot_params.magic = 0x%x\n", + boot_params->magic); + ivpu_dbg(FW_BOOT, "boot_params.vpu_id = 0x%x\n", + boot_params->vpu_id); + ivpu_dbg(FW_BOOT, "boot_params.vpu_count = 0x%x\n", + boot_params->vpu_count); + ivpu_dbg(FW_BOOT, "boot_params.frequency = %u\n", + boot_params->frequency); + ivpu_dbg(FW_BOOT, "boot_params.perf_clk_frequency = %u\n", + boot_params->perf_clk_frequency); + + ivpu_dbg(FW_BOOT, "boot_params.ipc_header_area_start = 0x%llx\n", + boot_params->ipc_header_area_start); + ivpu_dbg(FW_BOOT, "boot_params.ipc_header_area_size = 0x%x\n", + boot_params->ipc_header_area_size); + ivpu_dbg(FW_BOOT, "boot_params.shared_region_base = 0x%llx\n", + boot_params->shared_region_base); + ivpu_dbg(FW_BOOT, "boot_params.shared_region_size = 0x%x\n", + boot_params->shared_region_size); + ivpu_dbg(FW_BOOT, "boot_params.ipc_payload_area_start = 0x%llx\n", + boot_params->ipc_payload_area_start); + ivpu_dbg(FW_BOOT, "boot_params.ipc_payload_area_size = 0x%x\n", + boot_params->ipc_payload_area_size); + ivpu_dbg(FW_BOOT, "boot_params.global_aliased_pio_base = 0x%llx\n", + boot_params->global_aliased_pio_base); + ivpu_dbg(FW_BOOT, "boot_params.global_aliased_pio_size = 0x%x\n", + boot_params->global_aliased_pio_size); + + ivpu_dbg(FW_BOOT, "boot_params.autoconfig = 0x%x\n", + boot_params->autoconfig); + + ivpu_dbg(FW_BOOT, "boot_params.cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].use = 0x%x\n", + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].use); + ivpu_dbg(FW_BOOT, "boot_params.cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg = 0x%x\n", + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg); + + ivpu_dbg(FW_BOOT, "boot_params.global_memory_allocator_base = 0x%llx\n", + boot_params->global_memory_allocator_base); + ivpu_dbg(FW_BOOT, "boot_params.global_memory_allocator_size = 0x%x\n", + boot_params->global_memory_allocator_size); + + ivpu_dbg(FW_BOOT, "boot_params.shave_nn_fw_base = 0x%llx\n", + boot_params->shave_nn_fw_base); + + ivpu_dbg(FW_BOOT, "boot_params.watchdog_irq_mss = 0x%x\n", + boot_params->watchdog_irq_mss); + ivpu_dbg(FW_BOOT, "boot_params.watchdog_irq_nce = 0x%x\n", + boot_params->watchdog_irq_nce); + ivpu_dbg(FW_BOOT, "boot_params.host_to_vpu_irq = 0x%x\n", + boot_params->host_to_vpu_irq); + ivpu_dbg(FW_BOOT, "boot_params.job_done_irq = 0x%x\n", + boot_params->job_done_irq); + + ivpu_dbg(FW_BOOT, "boot_params.host_version_id = 0x%x\n", + boot_params->host_version_id); + ivpu_dbg(FW_BOOT, "boot_params.si_stepping = 0x%x\n", + boot_params->si_stepping); + ivpu_dbg(FW_BOOT, "boot_params.vdev_id = 0x%llx\n", + boot_params->device_id); + ivpu_dbg(FW_BOOT, "boot_params.feature_exclusion = 0x%llx\n", + boot_params->feature_exclusion); + ivpu_dbg(FW_BOOT, "boot_params.sku = 0x%llx\n", + boot_params->sku); + ivpu_dbg(FW_BOOT, "boot_params.min_freq_pll_ratio = 0x%x\n", + boot_params->min_freq_pll_ratio); + ivpu_dbg(FW_BOOT, "boot_params.max_freq_pll_ratio = 0x%x\n", + boot_params->max_freq_pll_ratio); + ivpu_dbg(FW_BOOT, "boot_params.default_trace_level = 0x%x\n", + boot_params->default_trace_level); + ivpu_dbg(FW_BOOT, "boot_params.tracing_buff_message_format_mask = 0x%llx\n", + boot_params->tracing_buff_message_format_mask); + ivpu_dbg(FW_BOOT, "boot_params.trace_destination_mask = 0x%x\n", + boot_params->trace_destination_mask); + ivpu_dbg(FW_BOOT, "boot_params.trace_hw_component_mask = 0x%llx\n", + boot_params->trace_hw_component_mask); + ivpu_dbg(FW_BOOT, "boot_params.boot_type = 0x%x\n", + boot_params->boot_type); + ivpu_dbg(FW_BOOT, "boot_params.punit_telemetry_sram_base = 0x%llx\n", + boot_params->punit_telemetry_sram_base); + ivpu_dbg(FW_BOOT, "boot_params.punit_telemetry_sram_size = 0x%llx\n", + boot_params->punit_telemetry_sram_size); + ivpu_dbg(FW_BOOT, "boot_params.vpu_telemetry_enable = 0x%x\n", + boot_params->vpu_telemetry_enable); +} + +void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *boot_params) +{ + struct ivpu_bo *ipc_mem_rx = vdev->ipc->mem_rx; + + /* In case of warm boot we only have to reset the entrypoint addr */ + if (!ivpu_fw_is_cold_boot(vdev)) { + boot_params->save_restore_ret_address = 0; + return; + } + + boot_params->magic = VPU_BOOT_PARAMS_MAGIC; + boot_params->vpu_id = to_pci_dev(vdev->drm.dev)->bus->number; + boot_params->frequency = ivpu_hw_reg_pll_freq_get(vdev); + + /* + * Uncached region of VPU address space, covers IPC buffers, job queues + * and log buffers, programmable to L2$ Uncached by VPU MTRR + */ + boot_params->shared_region_base = vdev->hw->ranges.global_low.start; + boot_params->shared_region_size = vdev->hw->ranges.global_low.end - + vdev->hw->ranges.global_low.start; + + boot_params->ipc_header_area_start = ipc_mem_rx->vpu_addr; + boot_params->ipc_header_area_size = ipc_mem_rx->base.size / 2; + + boot_params->ipc_payload_area_start = ipc_mem_rx->vpu_addr + ipc_mem_rx->base.size / 2; + boot_params->ipc_payload_area_size = ipc_mem_rx->base.size / 2; + + boot_params->global_aliased_pio_base = + vdev->hw->ranges.global_aliased_pio.start; + boot_params->global_aliased_pio_size = + ivpu_hw_range_size(&vdev->hw->ranges.global_aliased_pio); + + /* Allow configuration for L2C_PAGE_TABLE with boot param value */ + boot_params->autoconfig = 1; + + /* Enable L2 cache for first 2GB of high memory */ + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].use = 1; + boot_params->cache_defaults[VPU_BOOT_L2_CACHE_CFG_NN].cfg = + ADDR_TO_L2_CACHE_CFG(vdev->hw->ranges.global_high.start); + + if (vdev->fw->mem_shave_nn) + boot_params->shave_nn_fw_base = vdev->fw->mem_shave_nn->vpu_addr; + + boot_params->watchdog_irq_mss = WATCHDOG_MSS_REDIRECT; + boot_params->watchdog_irq_nce = WATCHDOG_NCE_REDIRECT; + boot_params->feature_exclusion = vdev->hw->tile_fuse; + boot_params->sku = vdev->hw->sku; + + boot_params->min_freq_pll_ratio = vdev->hw->pll.min_ratio; + boot_params->max_freq_pll_ratio = vdev->hw->pll.max_ratio; + + boot_params->punit_telemetry_sram_base = ivpu_hw_reg_telemetry_offset_get(vdev); + boot_params->punit_telemetry_sram_size = ivpu_hw_reg_telemetry_size_get(vdev); + boot_params->vpu_telemetry_enable = ivpu_hw_reg_telemetry_enable_get(vdev); + + wmb(); /* Flush WC buffers after writing bootparams */ + + ivpu_fw_boot_params_print(vdev, boot_params); +} diff --git a/drivers/gpu/drm/ivpu/ivpu_fw.h b/drivers/gpu/drm/ivpu/ivpu_fw.h new file mode 100644 index 000000000000..8358eb179c4e --- /dev/null +++ b/drivers/gpu/drm/ivpu/ivpu_fw.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright © 2020-2022 Intel Corporation + */ + +#ifndef __IVPU_FW_H__ +#define __IVPU_FW_H__ + +struct ivpu_device; +struct ivpu_bo; +struct vpu_boot_params; + +struct ivpu_fw_info { + const struct firmware *file; + struct ivpu_bo *mem; + struct ivpu_bo *mem_shave_nn; + struct ivpu_bo *mem_log_crit; + struct ivpu_bo *mem_log_verb; + u64 runtime_addr; + u32 runtime_size; + u64 image_load_offset; + u32 image_size; + u32 shave_nn_size; + u64 entry_point; /* Cold or warm boot entry point for next boot */ + u64 cold_boot_entry_point; +}; + +int ivpu_fw_init(struct ivpu_device *vdev); +void ivpu_fw_fini(struct ivpu_device *vdev); +int ivpu_fw_load(struct ivpu_device *vdev); +void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *bp); + +static inline bool ivpu_fw_is_cold_boot(struct ivpu_device *vdev) +{ + return vdev->fw->entry_point == vdev->fw->cold_boot_entry_point; +} + +#endif /* __IVPU_FW_H__ */ diff --git a/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c b/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c index 5e31aec36bfa..e20bd839290b 100644 --- a/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c +++ b/drivers/gpu/drm/ivpu/ivpu_hw_mtl.c @@ -4,6 +4,7 @@ */ #include "ivpu_drv.h" +#include "ivpu_fw.h" #include "ivpu_hw_mtl_reg.h" #include "ivpu_hw_reg_io.h" #include "ivpu_hw.h" @@ -583,6 +584,16 @@ static void ivpu_boot_soc_cpu_boot(struct ivpu_device *vdev) val = REG_CLR_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val); REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val); + + val = vdev->fw->entry_point >> 9; + REGV_WR32(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, val); + + val = REG_SET_FLD(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, DONE, val); + REGV_WR32(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, val); + + ivpu_dbg(PM, "Booting firmware, mode: %s\n", + vdev->fw->entry_point == vdev->fw->cold_boot_entry_point ? + "cold boot" : "resume"); } static int ivpu_boot_d0i3_drive(struct ivpu_device *vdev, bool enable) diff --git a/drivers/gpu/drm/ivpu/vpu_boot_api.h b/drivers/gpu/drm/ivpu/vpu_boot_api.h new file mode 100644 index 000000000000..bef6e93fc492 --- /dev/null +++ b/drivers/gpu/drm/ivpu/vpu_boot_api.h @@ -0,0 +1,241 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020-2022 Intel Corporation + */ + +#ifndef VPU_BOOT_API_H +#define VPU_BOOT_API_H + +/* + * =========== FW API version information beginning ================ + * The below values will be used to construct the version info this way: + * fw_bin_header->api_version[VPU_BOOT_API_VER_ID] = (VPU_BOOT_API_VER_MAJOR << 16) | + * VPU_BOOT_API_VER_MINOR; VPU_BOOT_API_VER_PATCH will be ignored. + */ + +/* + * Major version changes that break backward compatibility. + * Major version must start from 1 and can only be incremented. + */ +#define VPU_BOOT_API_VER_MAJOR 3 + +/* + * Minor version changes when API backward compatibility is preserved. + * Resets to 0 if Major version is incremented. + */ +#define VPU_BOOT_API_VER_MINOR 11 + +/* + * API header changed (field names, documentation, formatting) but API itself has not been changed + */ +#define VPU_BOOT_API_VER_PATCH 1 + +/* + * Index in the API version table + * Must be unique for each API + */ +#define VPU_BOOT_API_VER_INDEX 0 +/* ------------ FW API version information end ---------------------*/ + +#pragma pack(push, 1) + +/* Firmware image header format */ +#define VPU_FW_HEADER_SIZE 4096 +#define VPU_FW_HEADER_VERSION 0x1 +#define VPU_FW_VERSION_SIZE 32 +#define VPU_FW_API_VER_NUM 16 + +struct vpu_firmware_header { + u32 header_version; + u32 image_format; + u64 image_load_address; + u32 image_size; + u64 entry_point; + u8 vpu_version[VPU_FW_VERSION_SIZE]; + u32 compression_type; + u64 firmware_version_load_address; + u32 firmware_version_size; + u64 boot_params_load_address; + u32 api_version[VPU_FW_API_VER_NUM]; + /* Size of memory require for firmware execution */ + u32 runtime_size; + u32 shave_nn_fw_size; +}; + +/* Firmware boot parameters format */ +#define VPU_BOOT_PLL_COUNT 3 +#define VPU_BOOT_PLL_OUT_COUNT 4 + +/* Values for boot_type field */ +#define VPU_BOOT_TYPE_COLDBOOT 0 +#define VPU_BOOT_TYPE_WARMBOOT 1 + +/* Value for magic filed */ +#define VPU_BOOT_PARAMS_MAGIC 0x10000 + +/* VPU scheduling mode. By default, OS scheduling is used. */ +#define VPU_SCHEDULING_MODE_OS 0 +#define VPU_SCHEDULING_MODE_HW 1 + +enum VPU_BOOT_L2_CACHE_CFG_TYPE { + VPU_BOOT_L2_CACHE_CFG_UPA = 0, + VPU_BOOT_L2_CACHE_CFG_NN = 1, + VPU_BOOT_L2_CACHE_CFG_NUM = 2 +}; + +/** + * Logging destinations. + * + * Logging output can be directed to different logging destinations. This enum + * defines the list of logging destinations supported by the VPU firmware (NOTE: + * a specific VPU FW binary may support only a subset of such output + * destinations, depending on the target platform and compile options). + */ +enum vpu_trace_destination { + VPU_TRACE_DESTINATION_PIPEPRINT = 0x1, + VPU_TRACE_DESTINATION_VERBOSE_TRACING = 0x2, + VPU_TRACE_DESTINATION_NORTH_PEAK = 0x4, +}; + +struct vpu_boot_l2_cache_config { + u8 use; + u8 cfg; +}; + +struct vpu_warm_boot_section { + u32 src; + u32 dst; + u32 size; + u32 core_id; + u32 is_clear_op; +}; + +struct vpu_boot_params { + u32 magic; + u32 vpu_id; + u32 vpu_count; + u32 pad0[5]; + /* Clock frequencies: 0x20 - 0xFF */ + u32 frequency; + u32 pll[VPU_BOOT_PLL_COUNT][VPU_BOOT_PLL_OUT_COUNT]; + u32 perf_clk_frequency; + u32 pad1[42]; + /* Memory regions: 0x100 - 0x1FF */ + u64 ipc_header_area_start; + u32 ipc_header_area_size; + u64 shared_region_base; + u32 shared_region_size; + u64 ipc_payload_area_start; + u32 ipc_payload_area_size; + u64 global_aliased_pio_base; + u32 global_aliased_pio_size; + u32 autoconfig; + struct vpu_boot_l2_cache_config cache_defaults[VPU_BOOT_L2_CACHE_CFG_NUM]; + u64 global_memory_allocator_base; + u32 global_memory_allocator_size; + /* + * ShaveNN FW section VPU base address + * On VPU2.7 HW this address must be within 2GB range starting from L2C_PAGE_TABLE base + */ + u64 shave_nn_fw_base; + u64 save_restore_ret_address; /* stores the address of FW's restore entry point */ + u32 pad2[43]; + /* IRQ re-direct numbers: 0x200 - 0x2FF */ + s32 watchdog_irq_mss; + s32 watchdog_irq_nce; + /* ARM -> VPU doorbell interrupt. ARM is notifying VPU of async command or compute job. */ + u32 host_to_vpu_irq; + /* VPU -> ARM job done interrupt. VPU is notifying ARM of compute job completion. */ + u32 job_done_irq; + /* VPU -> ARM IRQ line to use to request MMU update. */ + u32 mmu_update_request_irq; + /* ARM -> VPU IRQ line to use to notify of MMU update completion. */ + u32 mmu_update_done_irq; + /* ARM -> VPU IRQ line to use to request power level change. */ + u32 set_power_level_irq; + /* VPU -> ARM IRQ line to use to notify of power level change completion. */ + u32 set_power_level_done_irq; + /* VPU -> ARM IRQ line to use to notify of VPU idle state change */ + u32 set_vpu_idle_update_irq; + /* VPU -> ARM IRQ line to use to request counter reset. */ + u32 metric_query_event_irq; + /* ARM -> VPU IRQ line to use to notify of counter reset completion. */ + u32 metric_query_event_done_irq; + /* VPU -> ARM IRQ line to use to notify of preemption completion. */ + u32 preemption_done_irq; + /* Padding. */ + u32 pad3[52]; + /* Silicon information: 0x300 - 0x3FF */ + u32 host_version_id; + u32 si_stepping; + u64 device_id; + u64 feature_exclusion; + u64 sku; + u32 min_freq_pll_ratio; + u32 max_freq_pll_ratio; + /** + * Initial log level threshold (messages with log level severity less than + * the threshold will not be logged); applies to every enabled logging + * destination and loggable HW component. See 'mvLog_t' enum for acceptable + * values. + */ + u32 default_trace_level; + u32 boot_type; + u64 punit_telemetry_sram_base; + u64 punit_telemetry_sram_size; + u32 vpu_telemetry_enable; + u64 crit_tracing_buff_addr; + u32 crit_tracing_buff_size; + u64 verbose_tracing_buff_addr; + u32 verbose_tracing_buff_size; + u64 verbose_tracing_sw_component_mask; /* TO BE REMOVED */ + /** + * Mask of destinations to which logging messages are delivered; bitwise OR + * of values defined in vpu_trace_destination enum. + */ + u32 trace_destination_mask; + /** + * Mask of hardware components for which logging is enabled; bitwise OR of + * bits defined by the VPU_TRACE_PROC_BIT_* macros. + */ + u64 trace_hw_component_mask; + /** Mask of trace message formats supported by the driver */ + u64 tracing_buff_message_format_mask; + u64 trace_reserved_1[2]; + /** + * Period at which the VPU reads the temp sensor values into MMIO, on + * platforms where that is necessary (in ms). 0 to disable reads. + */ + u32 temp_sensor_period_ms; + u32 pad4[29]; + /* Warm boot information: 0x400 - 0x43F */ + u32 warm_boot_sections_count; + u32 warm_boot_start_address_reference; + u32 warm_boot_section_info_address_offset; + u32 pad5[13]; + /* Power States transitions timestamps: 0x440 - 0x46F*/ + struct { + /* VPU_IDLE -> VPU_ACTIVE transition initiated timestamp */ + u64 vpu_active_state_requested; + /* VPU_IDLE -> VPU_ACTIVE transition completed timestamp */ + u64 vpu_active_state_achieved; + /* VPU_ACTIVE -> VPU_IDLE transition initiated timestamp */ + u64 vpu_idle_state_requested; + /* VPU_ACTIVE -> VPU_IDLE transition completed timestamp */ + u64 vpu_idle_state_achieved; + /* VPU_IDLE -> VPU_STANDBY transition initiated timestamp */ + u64 vpu_standby_state_requested; + /* VPU_IDLE -> VPU_STANDBY transition completed timestamp */ + u64 vpu_standby_state_achieved; + } power_states_timestamps; + /* VPU scheduling mode. Values defined by VPU_SCHEDULING_MODE_* macros. */ + u32 vpu_scheduling_mode; + /* Present call period in milliseconds. */ + u32 vpu_focus_present_timer_ms; + /* Unused/reserved: 0x478 - 0xFFF */ + u32 pad6[738]; +}; + +#pragma pack(pop) + +#endif diff --git a/include/uapi/drm/ivpu_drm.h b/include/uapi/drm/ivpu_drm.h index 388e0d1df906..8d7f5d34c0f5 100644 --- a/include/uapi/drm/ivpu_drm.h +++ b/include/uapi/drm/ivpu_drm.h @@ -51,6 +51,11 @@ extern "C" { #define DRM_IVPU_PARAM_CONTEXT_BASE_ADDRESS 5 #define DRM_IVPU_PARAM_CONTEXT_PRIORITY 6 #define DRM_IVPU_PARAM_CONTEXT_ID 7 +#define DRM_IVPU_PARAM_FW_API_VERSION 8 +#define DRM_IVPU_PARAM_ENGINE_HEARTBEAT 9 +#define DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID 10 +#define DRM_IVPU_PARAM_TILE_CONFIG 11 +#define DRM_IVPU_PARAM_SKU 12 #define DRM_IVPU_PLATFORM_TYPE_SILICON 0 @@ -94,6 +99,22 @@ struct drm_ivpu_param { * %DRM_IVPU_PARAM_CONTEXT_ID: * Current context ID, always greater than 0 (read-only) * + * %DRM_IVPU_PARAM_FW_API_VERSION: + * Firmware API version array (read-only) + * + * %DRM_IVPU_PARAM_ENGINE_HEARTBEAT: + * Heartbeat value from an engine (read-only). + * Engine ID (i.e. DRM_IVPU_ENGINE_COMPUTE) is given via index. + * + * %DRM_IVPU_PARAM_UNIQUE_INFERENCE_ID: + * Device-unique inference ID (read-only) + * + * %DRM_IVPU_PARAM_TILE_CONFIG: + * VPU tile configuration (read-only) + * + * %DRM_IVPU_PARAM_SKU: + * VPU SKU ID (read-only) + * */ __u32 param;