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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/i2caux/engine.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/i2caux/engine.h111
1 files changed, 0 insertions, 111 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/engine.h b/drivers/gpu/drm/amd/display/dc/i2caux/engine.h
deleted file mode 100644
index b16fb1ff687d..000000000000
--- a/drivers/gpu/drm/amd/display/dc/i2caux/engine.h
+++ /dev/null
@@ -1,111 +0,0 @@
-/*
- * Copyright 2012-15 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.
- *
- * Authors: AMD
- *
- */
-
-#ifndef __DAL_ENGINE_H__
-#define __DAL_ENGINE_H__
-
-#include "dc_ddc_types.h"
-
-enum i2caux_transaction_operation {
- I2CAUX_TRANSACTION_READ,
- I2CAUX_TRANSACTION_WRITE
-};
-
-enum i2caux_transaction_address_space {
- I2CAUX_TRANSACTION_ADDRESS_SPACE_I2C = 1,
- I2CAUX_TRANSACTION_ADDRESS_SPACE_DPCD
-};
-
-struct i2caux_transaction_payload {
- enum i2caux_transaction_address_space address_space;
- uint32_t address;
- uint32_t length;
- uint8_t *data;
-};
-
-enum i2caux_transaction_status {
- I2CAUX_TRANSACTION_STATUS_UNKNOWN = (-1L),
- I2CAUX_TRANSACTION_STATUS_SUCCEEDED,
- I2CAUX_TRANSACTION_STATUS_FAILED_CHANNEL_BUSY,
- I2CAUX_TRANSACTION_STATUS_FAILED_TIMEOUT,
- I2CAUX_TRANSACTION_STATUS_FAILED_PROTOCOL_ERROR,
- I2CAUX_TRANSACTION_STATUS_FAILED_NACK,
- I2CAUX_TRANSACTION_STATUS_FAILED_INCOMPLETE,
- I2CAUX_TRANSACTION_STATUS_FAILED_OPERATION,
- I2CAUX_TRANSACTION_STATUS_FAILED_INVALID_OPERATION,
- I2CAUX_TRANSACTION_STATUS_FAILED_BUFFER_OVERFLOW,
- I2CAUX_TRANSACTION_STATUS_FAILED_HPD_DISCON
-};
-
-struct i2caux_transaction_request {
- enum i2caux_transaction_operation operation;
- struct i2caux_transaction_payload payload;
- enum i2caux_transaction_status status;
-};
-
-enum i2caux_engine_type {
- I2CAUX_ENGINE_TYPE_UNKNOWN = (-1L),
- I2CAUX_ENGINE_TYPE_AUX,
- I2CAUX_ENGINE_TYPE_I2C_DDC_HW,
- I2CAUX_ENGINE_TYPE_I2C_GENERIC_HW,
- I2CAUX_ENGINE_TYPE_I2C_SW
-};
-
-enum i2c_default_speed {
- I2CAUX_DEFAULT_I2C_HW_SPEED = 50,
- I2CAUX_DEFAULT_I2C_SW_SPEED = 50
-};
-
-struct engine;
-
-struct engine_funcs {
- enum i2caux_engine_type (*get_engine_type)(
- const struct engine *engine);
- bool (*acquire)(
- struct engine *engine,
- struct ddc *ddc);
- bool (*submit_request)(
- struct engine *engine,
- struct i2caux_transaction_request *request,
- bool middle_of_transaction);
- void (*release_engine)(
- struct engine *engine);
-};
-
-struct engine {
- const struct engine_funcs *funcs;
- uint32_t inst;
- struct ddc *ddc;
- struct dc_context *ctx;
-};
-
-void dal_i2caux_construct_engine(
- struct engine *engine,
- struct dc_context *ctx);
-
-void dal_i2caux_destruct_engine(
- struct engine *engine);
-
-#endif