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Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.c118
1 files changed, 0 insertions, 118 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.c b/drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.c
deleted file mode 100644
index 70e20bd47ce4..000000000000
--- a/drivers/gpu/drm/amd/display/dc/i2caux/i2c_engine.c
+++ /dev/null
@@ -1,118 +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
- *
- */
-
-#include "dm_services.h"
-
-/*
- * Pre-requisites: headers required by header of this unit
- */
-#include "include/i2caux_interface.h"
-#include "engine.h"
-
-/*
- * Header of this unit
- */
-
-#include "i2c_engine.h"
-
-/*
- * Post-requisites: headers required by this unit
- */
-
-/*
- * This unit
- */
-
-#define FROM_ENGINE(ptr) \
- container_of((ptr), struct i2c_engine, base)
-
-bool dal_i2c_engine_acquire(
- struct engine *engine,
- struct ddc *ddc_handle)
-{
- struct i2c_engine *i2c_engine = FROM_ENGINE(engine);
-
- uint32_t counter = 0;
- bool result;
-
- do {
- result = i2c_engine->funcs->acquire_engine(
- i2c_engine, ddc_handle);
-
- if (result)
- break;
-
- /* i2c_engine is busy by VBios, lets wait and retry */
-
- udelay(10);
-
- ++counter;
- } while (counter < 2);
-
- if (result) {
- if (!i2c_engine->funcs->setup_engine(i2c_engine)) {
- engine->funcs->release_engine(engine);
- result = false;
- }
- }
-
- return result;
-}
-
-bool dal_i2c_engine_setup_i2c_engine(
- struct i2c_engine *engine)
-{
- /* Derivative classes do not have to override this */
-
- return true;
-}
-
-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)
-{
-
-}
-
-void dal_i2c_engine_construct(
- struct i2c_engine *engine,
- struct dc_context *ctx)
-{
- dal_i2caux_construct_engine(&engine->base, ctx);
- engine->timeout_delay = 0;
-}
-
-void dal_i2c_engine_destruct(
- struct i2c_engine *engine)
-{
- dal_i2caux_destruct_engine(&engine->base);
-}