summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/intel_uc_fw.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/intel_uc_fw.h')
-rw-r--r--drivers/gpu/drm/i915/intel_uc_fw.h155
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