head917d.c

  1/*
  2 * Copyright 2018 Red Hat Inc.
  3 *
  4 * Permission is hereby granted, free of charge, to any person obtaining a
  5 * copy of this software and associated documentation files (the "Software"),
  6 * to deal in the Software without restriction, including without limitation
  7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8 * and/or sell copies of the Software, and to permit persons to whom the
  9 * Software is furnished to do so, subject to the following conditions:
 10 *
 11 * The above copyright notice and this permission notice shall be included in
 12 * all copies or substantial portions of the Software.
 13 *
 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 20 * OTHER DEALINGS IN THE SOFTWARE.
 21 */
 22#include "head.h"
 23#include "core.h"
 24
 25#include "nvif/push.h"
 26#include <nvif/push507c.h>
 27
 28#include <nvhw/class/cl917d.h>
 29
 30static int
 31head917d_dither(struct nv50_head *head, struct nv50_head_atom *asyh)
 32{
 33	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
 34	const int i = head->base.index;
 35	int ret;
 36
 37	if ((ret = PUSH_WAIT(push, 2)))
 38		return ret;
 39
 40	PUSH_MTHD(push, NV917D, HEAD_SET_DITHER_CONTROL(i),
 41		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, ENABLE, asyh->dither.enable) |
 42		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, BITS, asyh->dither.bits) |
 43		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, MODE, asyh->dither.mode) |
 44		  NVVAL(NV917D, HEAD_SET_DITHER_CONTROL, PHASE, 0));
 45	return 0;
 46}
 47
 48static int
 49head917d_base(struct nv50_head *head, struct nv50_head_atom *asyh)
 50{
 51	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
 52	const int i = head->base.index;
 53	u32 bounds = 0;
 54	int ret;
 55
 56	if (asyh->base.cpp) {
 57		switch (asyh->base.cpp) {
 58		case 8: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_64); break;
 59		case 4: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_32); break;
 60		case 2: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_16); break;
 61		case 1: bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, PIXEL_DEPTH, BPP_8); break;
 62		default:
 63			WARN_ON(1);
 64			break;
 65		}
 66		bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, USABLE, TRUE);
 67		bounds |= NVDEF(NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS, BASE_LUT, USAGE_1025);
 68	}
 69
 70	if ((ret = PUSH_WAIT(push, 2)))
 71		return ret;
 72
 73	PUSH_MTHD(push, NV917D, HEAD_SET_BASE_CHANNEL_USAGE_BOUNDS(i), bounds);
 74	return 0;
 75}
 76
 77static int
 78head917d_curs_set(struct nv50_head *head, struct nv50_head_atom *asyh)
 79{
 80	struct nvif_push *push = &nv50_disp(head->base.base.dev)->core->chan.push;
 81	const int i = head->base.index;
 82	int ret;
 83
 84	ret = PUSH_WAIT(push, 5);
 85	if (ret)
 86		return ret;
 87
 88	PUSH_MTHD(push, NV917D, HEAD_SET_CONTROL_CURSOR(i),
 89		  NVDEF(NV917D, HEAD_SET_CONTROL_CURSOR, ENABLE, ENABLE) |
 90		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, FORMAT, asyh->curs.format) |
 91		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, SIZE, asyh->curs.layout) |
 92		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_X, 0) |
 93		  NVVAL(NV917D, HEAD_SET_CONTROL_CURSOR, HOT_SPOT_Y, 0) |
 94		  NVDEF(NV917D, HEAD_SET_CONTROL_CURSOR, COMPOSITION, ALPHA_BLEND),
 95
 96				HEAD_SET_OFFSET_CURSOR(i), asyh->curs.offset >> 8);
 97
 98	PUSH_MTHD(push, NV917D, HEAD_SET_CONTEXT_DMA_CURSOR(i), asyh->curs.handle);
 99	return 0;
100}
101
102int
103head917d_curs_layout(struct nv50_head *head, struct nv50_wndw_atom *asyw,
104		     struct nv50_head_atom *asyh)
105{
106	switch (asyw->state.fb->width) {
107	case  32: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W32_H32; break;
108	case  64: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W64_H64; break;
109	case 128: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W128_H128; break;
110	case 256: asyh->curs.layout = NV917D_HEAD_SET_CONTROL_CURSOR_SIZE_W256_H256; break;
111	default:
112		return -EINVAL;
113	}
114	return 0;
115}
116
117const struct nv50_head_func
118head917d = {
119	.view = head907d_view,
120	.mode = head907d_mode,
121	.olut = head907d_olut,
122	.ilut_check = head907d_ilut_check,
123	.olut_size = 1024,
124	.olut_set = head907d_olut_set,
125	.olut_clr = head907d_olut_clr,
126	.core_calc = head507d_core_calc,
127	.core_set = head907d_core_set,
128	.core_clr = head907d_core_clr,
129	.curs_layout = head917d_curs_layout,
130	.curs_format = head507d_curs_format,
131	.curs_set = head917d_curs_set,
132	.curs_clr = head907d_curs_clr,
133	.base = head917d_base,
134	.ovly = head907d_ovly,
135	.dither = head917d_dither,
136	.procamp = head907d_procamp,
137	.or = head907d_or,
138};