/*
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* Copyright 2018 Red Hat Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "head.h"
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#include "core.h"
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static void
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head917d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
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{
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struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
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u32 *push;
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if ((push = evo_wait(core, 2))) {
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evo_mthd(push, 0x04a0 + (head->base.index * 0x0300), 1);
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evo_data(push, asyh->dither.mode << 3 |
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asyh->dither.bits << 1 |
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asyh->dither.enable);
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evo_kick(push, core);
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}
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}
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static void
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head917d_base(struct nv50_head *head, struct nv50_head_atom *asyh)
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{
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struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan;
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u32 bounds = 0;
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u32 *push;
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if (asyh->base.cpp) {
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switch (asyh->base.cpp) {
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case 8: bounds |= 0x00000500; break;
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case 4: bounds |= 0x00000300; break;
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case 2: bounds |= 0x00000100; break;
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case 1: bounds |= 0x00000000; break;
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default:
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WARN_ON(1);
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break;
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}
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bounds |= 0x00020001;
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}
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if ((push = evo_wait(core, 2))) {
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evo_mthd(push, 0x04d0 + head->base.index * 0x300, 1);
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evo_data(push, bounds);
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evo_kick(push, core);
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}
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}
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int
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head917d_curs_layout(struct nv50_head *head, struct nv50_wndw_atom *asyw,
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struct nv50_head_atom *asyh)
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{
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switch (asyw->state.fb->width) {
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case 32: asyh->curs.layout = 0; break;
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case 64: asyh->curs.layout = 1; break;
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case 128: asyh->curs.layout = 2; break;
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case 256: asyh->curs.layout = 3; break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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const struct nv50_head_func
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head917d = {
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.view = head907d_view,
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.mode = head907d_mode,
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.olut = head907d_olut,
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.olut_set = head907d_olut_set,
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.olut_clr = head907d_olut_clr,
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.core_calc = head507d_core_calc,
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.core_set = head907d_core_set,
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.core_clr = head907d_core_clr,
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.curs_layout = head917d_curs_layout,
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.curs_format = head507d_curs_format,
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.curs_set = head907d_curs_set,
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.curs_clr = head907d_curs_clr,
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.base = head917d_base,
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.ovly = head907d_ovly,
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.dither = head917d_dither,
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.procamp = head907d_procamp,
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.or = head907d_or,
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};
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