diff options
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uc_fw.h')
| -rw-r--r-- | drivers/gpu/drm/i915/intel_uc_fw.h | 155 |
1 files changed, 0 insertions, 155 deletions
diff --git a/drivers/gpu/drm/i915/intel_uc_fw.h b/drivers/gpu/drm/i915/intel_uc_fw.h deleted file mode 100644 index ff98f8661d72..000000000000 --- a/drivers/gpu/drm/i915/intel_uc_fw.h +++ /dev/null @@ -1,155 +0,0 @@ -/* - * Copyright © 2014-2017 Intel Corporation - * - * 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 (including the next - * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. - * - */ - -#ifndef _INTEL_UC_FW_H_ -#define _INTEL_UC_FW_H_ - -struct drm_printer; -struct drm_i915_private; - -/* Home of GuC, HuC and DMC firmwares */ -#define INTEL_UC_FIRMWARE_URL "https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915" - -enum intel_uc_fw_status { - INTEL_UC_FIRMWARE_FAIL = -1, - INTEL_UC_FIRMWARE_NONE = 0, - INTEL_UC_FIRMWARE_PENDING, - INTEL_UC_FIRMWARE_SUCCESS -}; - -enum intel_uc_fw_type { - INTEL_UC_FW_TYPE_GUC, - INTEL_UC_FW_TYPE_HUC -}; - -/* - * This structure encapsulates all the data needed during the process - * of fetching, caching, and loading the firmware image into the uC. - */ -struct intel_uc_fw { - const char *path; - size_t size; - struct drm_i915_gem_object *obj; - enum intel_uc_fw_status fetch_status; - enum intel_uc_fw_status load_status; - - /* - * The firmware build process will generate a version header file with major and - * minor version defined. The versions are built into CSS header of firmware. - * i915 kernel driver set the minimal firmware version required per platform. - */ - u16 major_ver_wanted; - u16 minor_ver_wanted; - u16 major_ver_found; - u16 minor_ver_found; - - enum intel_uc_fw_type type; - u32 header_size; - u32 header_offset; - u32 rsa_size; - u32 rsa_offset; - u32 ucode_size; - u32 ucode_offset; -}; - -static inline -const char *intel_uc_fw_status_repr(enum intel_uc_fw_status status) -{ - switch (status) { - case INTEL_UC_FIRMWARE_FAIL: - return "FAIL"; - case INTEL_UC_FIRMWARE_NONE: - return "NONE"; - case INTEL_UC_FIRMWARE_PENDING: - return "PENDING"; - case INTEL_UC_FIRMWARE_SUCCESS: - return "SUCCESS"; - } - return "<invalid>"; -} - -static inline const char *intel_uc_fw_type_repr(enum intel_uc_fw_type type) -{ - switch (type) { - case INTEL_UC_FW_TYPE_GUC: - return "GuC"; - case INTEL_UC_FW_TYPE_HUC: - return "HuC"; - } - return "uC"; -} - -static inline -void intel_uc_fw_init_early(struct intel_uc_fw *uc_fw, - enum intel_uc_fw_type type) -{ - uc_fw->path = NULL; - uc_fw->fetch_status = INTEL_UC_FIRMWARE_NONE; - uc_fw->load_status = INTEL_UC_FIRMWARE_NONE; - uc_fw->type = type; -} - -static inline bool intel_uc_fw_is_selected(struct intel_uc_fw *uc_fw) -{ - return uc_fw->path != NULL; -} - -static inline bool intel_uc_fw_is_loaded(struct intel_uc_fw *uc_fw) -{ - return uc_fw->load_status == INTEL_UC_FIRMWARE_SUCCESS; -} - -static inline void intel_uc_fw_sanitize(struct intel_uc_fw *uc_fw) -{ - if (intel_uc_fw_is_loaded(uc_fw)) - uc_fw->load_status = INTEL_UC_FIRMWARE_PENDING; -} - -/** - * intel_uc_fw_get_upload_size() - Get size of firmware needed to be uploaded. - * @uc_fw: uC firmware. - * - * Get the size of the firmware and header that will be uploaded to WOPCM. - * - * Return: Upload firmware size, or zero on firmware fetch failure. - */ -static inline u32 intel_uc_fw_get_upload_size(struct intel_uc_fw *uc_fw) -{ - if (uc_fw->fetch_status != INTEL_UC_FIRMWARE_SUCCESS) - return 0; - - return uc_fw->header_size + uc_fw->ucode_size; -} - -void intel_uc_fw_fetch(struct drm_i915_private *dev_priv, - struct intel_uc_fw *uc_fw); -void intel_uc_fw_cleanup_fetch(struct intel_uc_fw *uc_fw); -int intel_uc_fw_upload(struct intel_uc_fw *uc_fw, - int (*xfer)(struct intel_uc_fw *uc_fw)); -int intel_uc_fw_init(struct intel_uc_fw *uc_fw); -void intel_uc_fw_fini(struct intel_uc_fw *uc_fw); -u32 intel_uc_fw_ggtt_offset(struct intel_uc_fw *uc_fw); -void intel_uc_fw_dump(const struct intel_uc_fw *uc_fw, struct drm_printer *p); - -#endif |