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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.h')
-rw-r--r--drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.h115
1 files changed, 0 insertions, 115 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.h b/drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.h
deleted file mode 100644
index ded6ea34b714..000000000000
--- a/drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.h
+++ /dev/null
@@ -1,115 +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_I2C_ENGINE_H__
-#define __DAL_I2C_ENGINE_H__
-
-enum i2c_channel_operation_result {
- I2C_CHANNEL_OPERATION_SUCCEEDED,
- I2C_CHANNEL_OPERATION_FAILED,
- I2C_CHANNEL_OPERATION_NOT_GRANTED,
- I2C_CHANNEL_OPERATION_IS_BUSY,
- I2C_CHANNEL_OPERATION_NO_HANDLE_PROVIDED,
- I2C_CHANNEL_OPERATION_CHANNEL_IN_USE,
- I2C_CHANNEL_OPERATION_CHANNEL_CLIENT_MAX_ALLOWED,
- I2C_CHANNEL_OPERATION_ENGINE_BUSY,
- I2C_CHANNEL_OPERATION_TIMEOUT,
- I2C_CHANNEL_OPERATION_NO_RESPONSE,
- I2C_CHANNEL_OPERATION_HW_REQUEST_I2C_BUS,
- I2C_CHANNEL_OPERATION_WRONG_PARAMETER,
- I2C_CHANNEL_OPERATION_OUT_NB_OF_RETRIES,
- I2C_CHANNEL_OPERATION_NOT_STARTED
-};
-
-struct i2c_request_transaction_data {
- enum i2caux_transaction_action action;
- enum i2c_channel_operation_result status;
- uint8_t address;
- uint32_t length;
- uint8_t *data;
-};
-
-struct i2c_reply_transaction_data {
- uint32_t length;
- uint8_t *data;
-};
-
-struct i2c_engine;
-
-struct i2c_engine_funcs {
- void (*destroy)(
- struct i2c_engine **ptr);
- uint32_t (*get_speed)(
- const struct i2c_engine *engine);
- void (*set_speed)(
- struct i2c_engine *engine,
- uint32_t speed);
- bool (*acquire_engine)(
- struct i2c_engine *engine,
- struct ddc *ddc);
- bool (*setup_engine)(
- struct i2c_engine *engine);
- void (*submit_channel_request)(
- struct i2c_engine *engine,
- struct i2c_request_transaction_data *request);
- void (*process_channel_reply)(
- struct i2c_engine *engine,
- struct i2c_reply_transaction_data *reply);
- enum i2c_channel_operation_result (*get_channel_status)(
- struct i2c_engine *engine,
- uint8_t *returned_bytes);
-};
-
-struct i2c_engine {
- struct engine base;
- const struct i2c_engine_funcs *funcs;
- uint32_t timeout_delay;
- uint32_t setup_limit;
- uint32_t send_reset_length;
-};
-
-void dal_i2c_engine_construct(
- struct i2c_engine *engine,
- struct dc_context *ctx);
-
-void dal_i2c_engine_destruct(
- struct i2c_engine *engine);
-
-bool dal_i2c_engine_setup_i2c_engine(
- struct i2c_engine *engine);
-
-void dal_i2c_engine_submit_channel_request(
- struct i2c_engine *engine,
- struct i2c_request_transaction_data *request);
-
-void dal_i2c_engine_process_channel_reply(
- struct i2c_engine *engine,
- struct i2c_reply_transaction_data *reply);
-
-bool dal_i2c_engine_acquire(
- struct engine *ptr,
- struct ddc *ddc_handle);
-
-#endif