From 0f261b241d9cd01d58dce85a35df26fd38320b10 Mon Sep 17 00:00:00 2001 From: Daniele Ceraolo Spurio Date: Sat, 13 Jul 2019 11:00:11 +0100 Subject: drm/i915/uc: move GuC and HuC files under gt/uc/ Both microcontrollers are part of the GT HW and are closely related to GT operations. To keep all the files cleanly together, they've been placed in their own subdir inside the gt/ folder Signed-off-by: Daniele Ceraolo Spurio Cc: Michal Wajdeczko Cc: Chris Wilson Acked-by: Michal Wajdeczko Reviewed-by: Chris Wilson Link: https://patchwork.freedesktop.org/patch/msgid/20190713100016.8026-6-chris@chris-wilson.co.uk Signed-off-by: Chris Wilson --- drivers/gpu/drm/i915/gt/uc/intel_huc.h | 59 ++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 drivers/gpu/drm/i915/gt/uc/intel_huc.h (limited to 'drivers/gpu/drm/i915/gt/uc/intel_huc.h') diff --git a/drivers/gpu/drm/i915/gt/uc/intel_huc.h b/drivers/gpu/drm/i915/gt/uc/intel_huc.h new file mode 100644 index 000000000000..9fa3d4629f2e --- /dev/null +++ b/drivers/gpu/drm/i915/gt/uc/intel_huc.h @@ -0,0 +1,59 @@ +/* + * 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_HUC_H_ +#define _INTEL_HUC_H_ + +#include "i915_reg.h" +#include "intel_uc_fw.h" +#include "intel_huc_fw.h" + +struct intel_huc { + /* Generic uC firmware management */ + struct intel_uc_fw fw; + + /* HuC-specific additions */ + struct i915_vma *rsa_data; + void *rsa_data_vaddr; + + struct { + i915_reg_t reg; + u32 mask; + u32 value; + } status; +}; + +void intel_huc_init_early(struct intel_huc *huc); +int intel_huc_init(struct intel_huc *huc); +void intel_huc_fini(struct intel_huc *huc); +int intel_huc_auth(struct intel_huc *huc); +int intel_huc_check_status(struct intel_huc *huc); + +static inline int intel_huc_sanitize(struct intel_huc *huc) +{ + intel_uc_fw_sanitize(&huc->fw); + return 0; +} + +#endif -- cgit v1.2.3