Contributors: 9
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Harry Wentland |
186 |
61.79% |
4 |
33.33% |
| Dave Airlie |
37 |
12.29% |
1 |
8.33% |
| Duke Du |
28 |
9.30% |
1 |
8.33% |
| Alvin lee |
23 |
7.64% |
1 |
8.33% |
| Jerry (Fangzhi) Zuo |
9 |
2.99% |
1 |
8.33% |
| Reza Amini |
7 |
2.33% |
1 |
8.33% |
| Andrey Grodzovsky |
4 |
1.33% |
1 |
8.33% |
| Anthony Koo |
4 |
1.33% |
1 |
8.33% |
| Sam Ravnborg |
3 |
1.00% |
1 |
8.33% |
| Total |
301 |
|
12 |
|
/*
* 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 <linux/slab.h>
#include "dm_services.h"
#include "dm_helpers.h"
#include "core_types.h"
/*******************************************************************************
* Private functions
******************************************************************************/
static void dc_sink_destruct(struct dc_sink *sink)
{
if (sink->dc_container_id) {
kfree(sink->dc_container_id);
sink->dc_container_id = NULL;
}
}
static bool dc_sink_construct(struct dc_sink *sink, const struct dc_sink_init_data *init_params)
{
struct dc_link *link = init_params->link;
if (!link)
return false;
sink->sink_signal = init_params->sink_signal;
sink->link = link;
sink->ctx = link->ctx;
sink->dongle_max_pix_clk = init_params->dongle_max_pix_clk;
sink->converter_disable_audio = init_params->converter_disable_audio;
sink->dc_container_id = NULL;
sink->sink_id = init_params->link->ctx->dc_sink_id_count;
// increment dc_sink_id_count because we don't want two sinks with same ID
// unless they are actually the same
init_params->link->ctx->dc_sink_id_count++;
return true;
}
/*******************************************************************************
* Public functions
******************************************************************************/
void dc_sink_retain(struct dc_sink *sink)
{
kref_get(&sink->refcount);
}
static void dc_sink_free(struct kref *kref)
{
struct dc_sink *sink = container_of(kref, struct dc_sink, refcount);
dc_sink_destruct(sink);
kfree(sink);
}
void dc_sink_release(struct dc_sink *sink)
{
kref_put(&sink->refcount, dc_sink_free);
}
struct dc_sink *dc_sink_create(const struct dc_sink_init_data *init_params)
{
struct dc_sink *sink = kzalloc(sizeof(*sink), GFP_KERNEL);
if (NULL == sink)
goto alloc_fail;
if (false == dc_sink_construct(sink, init_params))
goto construct_fail;
kref_init(&sink->refcount);
return sink;
construct_fail:
kfree(sink);
alloc_fail:
return NULL;
}
/*******************************************************************************
* Protected functions - visible only inside of DC (not visible in DM)
******************************************************************************/