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drm/radeon: add new firmware header definitions (v3)

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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 <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2014-06-25 15:54:46 -04:00
parent 6960948d48
commit de5158226d
3 changed files with 239 additions and 1 deletions
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167
drivers/gpu/drm/radeon/radeon_ucode.c Normal file
View File

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/*
* 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 <linux/firmware.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <drm/drmP.h>
#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;
}