From de5158226d47829f85c07dd5bca59d96213e1e08 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 25 Jun 2014 15:54:46 -0400 Subject: [PATCH] drm/radeon: add new firmware header definitions (v3) These are needed to properly handle more frequently updated firmware. v2: add new firmware helper functions as well. v3: update to latest format Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/Makefile | 2 +- drivers/gpu/drm/radeon/radeon_ucode.c | 167 ++++++++++++++++++++++++++ drivers/gpu/drm/radeon/radeon_ucode.h | 71 +++++++++++ 3 files changed, 239 insertions(+), 1 deletion(-) create mode 100644 drivers/gpu/drm/radeon/radeon_ucode.c diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile index dbcbfe80aac..1b040021375 100644 --- a/drivers/gpu/drm/radeon/Makefile +++ b/drivers/gpu/drm/radeon/Makefile @@ -80,7 +80,7 @@ radeon-y += radeon_device.o radeon_asic.o radeon_kms.o \ r600_dpm.o rs780_dpm.o rv6xx_dpm.o rv770_dpm.o rv730_dpm.o rv740_dpm.o \ rv770_smc.o cypress_dpm.o btc_dpm.o sumo_dpm.o sumo_smc.o trinity_dpm.o \ trinity_smc.o ni_dpm.o si_smc.o si_dpm.o kv_smc.o kv_dpm.o ci_smc.o \ - ci_dpm.o dce6_afmt.o radeon_vm.o + ci_dpm.o dce6_afmt.o radeon_vm.o radeon_ucode.o # add async DMA block radeon-y += \ diff --git a/drivers/gpu/drm/radeon/radeon_ucode.c b/drivers/gpu/drm/radeon/radeon_ucode.c new file mode 100644 index 00000000000..6beec680390 --- /dev/null +++ b/drivers/gpu/drm/radeon/radeon_ucode.c @@ -0,0 +1,167 @@ +/* + * Copyright 2014 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include +#include +#include +#include +#include "radeon.h" +#include "radeon_ucode.h" + +static void radeon_ucode_print_common_hdr(const struct common_firmware_header *hdr) +{ + DRM_DEBUG("size_bytes: %u\n", le32_to_cpu(hdr->size_bytes)); + DRM_DEBUG("header_size_bytes: %u\n", le32_to_cpu(hdr->header_size_bytes)); + DRM_DEBUG("header_version_major: %u\n", le16_to_cpu(hdr->header_version_major)); + DRM_DEBUG("header_version_minor: %u\n", le16_to_cpu(hdr->header_version_minor)); + DRM_DEBUG("ip_version_major: %u\n", le16_to_cpu(hdr->ip_version_major)); + DRM_DEBUG("ip_version_minor: %u\n", le16_to_cpu(hdr->ip_version_minor)); + DRM_DEBUG("ucode_version: 0x%08x\n", le32_to_cpu(hdr->ucode_version)); + DRM_DEBUG("ucode_size_bytes: %u\n", le32_to_cpu(hdr->ucode_size_bytes)); + DRM_DEBUG("ucode_array_offset_bytes: %u\n", + le32_to_cpu(hdr->ucode_array_offset_bytes)); + DRM_DEBUG("crc32: 0x%08x\n", le32_to_cpu(hdr->crc32)); +} + +void radeon_ucode_print_mc_hdr(const struct common_firmware_header *hdr) +{ + uint16_t version_major = le16_to_cpu(hdr->header_version_major); + uint16_t version_minor = le16_to_cpu(hdr->header_version_minor); + + DRM_DEBUG("MC\n"); + radeon_ucode_print_common_hdr(hdr); + + if (version_major == 1) { + const struct mc_firmware_header_v1_0 *mc_hdr = + container_of(hdr, struct mc_firmware_header_v1_0, header); + + DRM_DEBUG("io_debug_size_bytes: %u\n", + le32_to_cpu(mc_hdr->io_debug_size_bytes)); + DRM_DEBUG("io_debug_array_offset_bytes: %u\n", + le32_to_cpu(mc_hdr->io_debug_array_offset_bytes)); + } else { + DRM_ERROR("Unknown MC ucode version: %u.%u\n", version_major, version_minor); + } +} + +void radeon_ucode_print_smc_hdr(const struct common_firmware_header *hdr) +{ + uint16_t version_major = le16_to_cpu(hdr->header_version_major); + uint16_t version_minor = le16_to_cpu(hdr->header_version_minor); + + DRM_DEBUG("SMC\n"); + radeon_ucode_print_common_hdr(hdr); + + if (version_major == 1) { + const struct smc_firmware_header_v1_0 *smc_hdr = + container_of(hdr, struct smc_firmware_header_v1_0, header); + + DRM_DEBUG("ucode_start_addr: %u\n", le32_to_cpu(smc_hdr->ucode_start_addr)); + } else { + DRM_ERROR("Unknown SMC ucode version: %u.%u\n", version_major, version_minor); + } +} + +void radeon_ucode_print_gfx_hdr(const struct common_firmware_header *hdr) +{ + uint16_t version_major = le16_to_cpu(hdr->header_version_major); + uint16_t version_minor = le16_to_cpu(hdr->header_version_minor); + + DRM_DEBUG("GFX\n"); + radeon_ucode_print_common_hdr(hdr); + + if (version_major == 1) { + const struct gfx_firmware_header_v1_0 *gfx_hdr = + container_of(hdr, struct gfx_firmware_header_v1_0, header); + + DRM_DEBUG("ucode_feature_version: %u\n", + le32_to_cpu(gfx_hdr->ucode_feature_version)); + DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(gfx_hdr->jt_offset)); + DRM_DEBUG("jt_size: %u\n", le32_to_cpu(gfx_hdr->jt_size)); + } else { + DRM_ERROR("Unknown GFX ucode version: %u.%u\n", version_major, version_minor); + } +} + +void radeon_ucode_print_rlc_hdr(const struct common_firmware_header *hdr) +{ + uint16_t version_major = le16_to_cpu(hdr->header_version_major); + uint16_t version_minor = le16_to_cpu(hdr->header_version_minor); + + DRM_DEBUG("RLC\n"); + radeon_ucode_print_common_hdr(hdr); + + if (version_major == 1) { + const struct rlc_firmware_header_v1_0 *rlc_hdr = + container_of(hdr, struct rlc_firmware_header_v1_0, header); + + DRM_DEBUG("ucode_feature_version: %u\n", + le32_to_cpu(rlc_hdr->ucode_feature_version)); + DRM_DEBUG("save_and_restore_offset: %u\n", + le32_to_cpu(rlc_hdr->save_and_restore_offset)); + DRM_DEBUG("clear_state_descriptor_offset: %u\n", + le32_to_cpu(rlc_hdr->clear_state_descriptor_offset)); + DRM_DEBUG("avail_scratch_ram_locations: %u\n", + le32_to_cpu(rlc_hdr->avail_scratch_ram_locations)); + DRM_DEBUG("master_pkt_description_offset: %u\n", + le32_to_cpu(rlc_hdr->master_pkt_description_offset)); + } else { + DRM_ERROR("Unknown RLC ucode version: %u.%u\n", version_major, version_minor); + } +} + +void radeon_ucode_print_sdma_hdr(const struct common_firmware_header *hdr) +{ + uint16_t version_major = le16_to_cpu(hdr->header_version_major); + uint16_t version_minor = le16_to_cpu(hdr->header_version_minor); + + DRM_DEBUG("SDMA\n"); + radeon_ucode_print_common_hdr(hdr); + + if (version_major == 1) { + const struct sdma_firmware_header_v1_0 *sdma_hdr = + container_of(hdr, struct sdma_firmware_header_v1_0, header); + + DRM_DEBUG("ucode_feature_version: %u\n", + le32_to_cpu(sdma_hdr->ucode_feature_version)); + DRM_DEBUG("ucode_change_version: %u\n", + le32_to_cpu(sdma_hdr->ucode_change_version)); + DRM_DEBUG("jt_offset: %u\n", le32_to_cpu(sdma_hdr->jt_offset)); + DRM_DEBUG("jt_size: %u\n", le32_to_cpu(sdma_hdr->jt_size)); + } else { + DRM_ERROR("Unknown SDMA ucode version: %u.%u\n", + version_major, version_minor); + } +} + +int radeon_ucode_validate(const struct firmware *fw) +{ + const struct common_firmware_header *hdr = + (const struct common_firmware_header *)fw->data; + + if (fw->size == le32_to_cpu(hdr->size_bytes)) + return 0; + + return -EINVAL; +} + diff --git a/drivers/gpu/drm/radeon/radeon_ucode.h b/drivers/gpu/drm/radeon/radeon_ucode.h index 4e7c3269b18..dc4576e4d8a 100644 --- a/drivers/gpu/drm/radeon/radeon_ucode.h +++ b/drivers/gpu/drm/radeon/radeon_ucode.h @@ -153,4 +153,75 @@ #define HAWAII_SMC_UCODE_START 0x20000 #define HAWAII_SMC_UCODE_SIZE 0x1FDEC +struct common_firmware_header { + uint32_t size_bytes; /* size of the entire header+image(s) in bytes */ + uint32_t header_size_bytes; /* size of just the header in bytes */ + uint16_t header_version_major; /* header version */ + uint16_t header_version_minor; /* header version */ + uint16_t ip_version_major; /* IP version */ + uint16_t ip_version_minor; /* IP version */ + uint32_t ucode_version; + uint32_t ucode_size_bytes; /* size of ucode in bytes */ + uint32_t ucode_array_offset_bytes; /* payload offset from the start of the header */ + uint32_t crc32; /* crc32 checksum of the payload */ +}; + +/* version_major=1, version_minor=0 */ +struct mc_firmware_header_v1_0 { + struct common_firmware_header header; + uint32_t io_debug_size_bytes; /* size of debug array in dwords */ + uint32_t io_debug_array_offset_bytes; /* payload offset from the start of the header */ +}; + +/* version_major=1, version_minor=0 */ +struct smc_firmware_header_v1_0 { + struct common_firmware_header header; + uint32_t ucode_start_addr; +}; + +/* version_major=1, version_minor=0 */ +struct gfx_firmware_header_v1_0 { + struct common_firmware_header header; + uint32_t ucode_feature_version; + uint32_t jt_offset; /* jt location */ + uint32_t jt_size; /* size of jt */ +}; + +/* version_major=1, version_minor=0 */ +struct rlc_firmware_header_v1_0 { + struct common_firmware_header header; + uint32_t ucode_feature_version; + uint32_t save_and_restore_offset; + uint32_t clear_state_descriptor_offset; + uint32_t avail_scratch_ram_locations; + uint32_t master_pkt_description_offset; +}; + +/* version_major=1, version_minor=0 */ +struct sdma_firmware_header_v1_0 { + struct common_firmware_header header; + uint32_t ucode_feature_version; + uint32_t ucode_change_version; + uint32_t jt_offset; /* jt location */ + uint32_t jt_size; /* size of jt */ +}; + +/* header is fixed size */ +union radeon_firmware_header { + struct common_firmware_header common; + struct mc_firmware_header_v1_0 mc; + struct smc_firmware_header_v1_0 smc; + struct gfx_firmware_header_v1_0 gfx; + struct rlc_firmware_header_v1_0 rlc; + struct sdma_firmware_header_v1_0 sdma; + uint8_t raw[0x100]; +}; + +void radeon_ucode_print_mc_hdr(const struct common_firmware_header *hdr); +void radeon_ucode_print_smc_hdr(const struct common_firmware_header *hdr); +void radeon_ucode_print_gfx_hdr(const struct common_firmware_header *hdr); +void radeon_ucode_print_rlc_hdr(const struct common_firmware_header *hdr); +void radeon_ucode_print_sdma_hdr(const struct common_firmware_header *hdr); +int radeon_ucode_validate(const struct firmware *fw); + #endif -- 2.41.0