Commit c7d6a0d6 authored by Corentin Labbe's avatar Corentin Labbe Committed by Tomi Valkeinen

drm/omap: remove unused header tcm-sita.h

tcm-sita.h is unused since commit 0d6fa53f ("drm/omap: Use bitmaps for TILER placement")
Let's remove it.
Signed-off-by: default avatarCorentin Labbe <clabbe@baylibre.com>
Signed-off-by: default avatarTomi Valkeinen <tomi.valkeinen@ti.com>
parent 87c2ee74
/*
* SImple Tiler Allocator (SiTA) private structures.
*
* Copyright (C) 2009-2011 Texas Instruments Incorporated - http://www.ti.com/
* Author: Ravi Ramachandra <r.ramachandra@ti.com>
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _TCM_SITA_H
#define _TCM_SITA_H
#include "tcm.h"
/* length between two coordinates */
#define LEN(a, b) ((a) > (b) ? (a) - (b) + 1 : (b) - (a) + 1)
enum criteria {
CR_MAX_NEIGHS = 0x01,
CR_FIRST_FOUND = 0x10,
CR_BIAS_HORIZONTAL = 0x20,
CR_BIAS_VERTICAL = 0x40,
CR_DIAGONAL_BALANCE = 0x80
};
/* nearness to the beginning of the search field from 0 to 1000 */
struct nearness_factor {
s32 x;
s32 y;
};
/*
* Statistics on immediately neighboring slots. Edge is the number of
* border segments that are also border segments of the scan field. Busy
* refers to the number of neighbors that are occupied.
*/
struct neighbor_stats {
u16 edge;
u16 busy;
};
/* structure to keep the score of a potential allocation */
struct score {
struct nearness_factor f;
struct neighbor_stats n;
struct tcm_area a;
u16 neighs; /* number of busy neighbors */
};
struct sita_pvt {
spinlock_t lock; /* spinlock to protect access */
struct tcm_pt div_pt; /* divider point splitting container */
struct tcm_area ***map; /* pointers to the parent area for each slot */
};
/* assign coordinates to area */
static inline
void assign(struct tcm_area *a, u16 x0, u16 y0, u16 x1, u16 y1)
{
a->p0.x = x0;
a->p0.y = y0;
a->p1.x = x1;
a->p1.y = y1;
}
#endif
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