[GitHub/exynos8895/android_kernel_samsung_universal8895.git] / drivers / gpu / drm / nouveau / nv50_fbcon.c

/*
 * Copyright 2010 Red Hat 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: Ben Skeggs
 */

#include "nouveau_drm.h"
#include "nouveau_dma.h"
#include "nouveau_fbcon.h"

int
nv50_fbcon_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{
	struct nouveau_fbdev *nfbdev = info->par;
	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
	struct nouveau_channel *chan = drm->channel;
	int ret;

	ret = RING_SPACE(chan, rect->rop == ROP_COPY ? 7 : 11);
	if (ret)
		return ret;

	if (rect->rop != ROP_COPY) {
		BEGIN_NV04(chan, NvSub2D, 0x02ac, 1);
		OUT_RING(chan, 1);
	}
	BEGIN_NV04(chan, NvSub2D, 0x0588, 1);
	if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
	    info->fix.visual == FB_VISUAL_DIRECTCOLOR)
		OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]);
	else
		OUT_RING(chan, rect->color);
	BEGIN_NV04(chan, NvSub2D, 0x0600, 4);
	OUT_RING(chan, rect->dx);
	OUT_RING(chan, rect->dy);
	OUT_RING(chan, rect->dx + rect->width);
	OUT_RING(chan, rect->dy + rect->height);
	if (rect->rop != ROP_COPY) {
		BEGIN_NV04(chan, NvSub2D, 0x02ac, 1);
		OUT_RING(chan, 3);
	}
	FIRE_RING(chan);
	return 0;
}

int
nv50_fbcon_copyarea(struct fb_info *info, const struct fb_copyarea *region)
{
	struct nouveau_fbdev *nfbdev = info->par;
	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
	struct nouveau_channel *chan = drm->channel;
	int ret;

	ret = RING_SPACE(chan, 12);
	if (ret)
		return ret;

	BEGIN_NV04(chan, NvSub2D, 0x0110, 1);
	OUT_RING(chan, 0);
	BEGIN_NV04(chan, NvSub2D, 0x08b0, 4);
	OUT_RING(chan, region->dx);
	OUT_RING(chan, region->dy);
	OUT_RING(chan, region->width);
	OUT_RING(chan, region->height);
	BEGIN_NV04(chan, NvSub2D, 0x08d0, 4);
	OUT_RING(chan, 0);
	OUT_RING(chan, region->sx);
	OUT_RING(chan, 0);
	OUT_RING(chan, region->sy);
	FIRE_RING(chan);
	return 0;
}

int
nv50_fbcon_imageblit(struct fb_info *info, const struct fb_image *image)
{
	struct nouveau_fbdev *nfbdev = info->par;
	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
	struct nouveau_channel *chan = drm->channel;
	uint32_t width, dwords, *data = (uint32_t *)image->data;
	uint32_t mask = ~(~0 >> (32 - info->var.bits_per_pixel));
	uint32_t *palette = info->pseudo_palette;
	int ret;

	if (image->depth != 1)
		return -ENODEV;

	ret = RING_SPACE(chan, 11);
	if (ret)
		return ret;

	width = ALIGN(image->width, 32);
	dwords = (width * image->height) >> 5;

	BEGIN_NV04(chan, NvSub2D, 0x0814, 2);
	if (info->fix.visual == FB_VISUAL_TRUECOLOR ||
	    info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
		OUT_RING(chan, palette[image->bg_color] | mask);
		OUT_RING(chan, palette[image->fg_color] | mask);
	} else {
		OUT_RING(chan, image->bg_color);
		OUT_RING(chan, image->fg_color);
	}
	BEGIN_NV04(chan, NvSub2D, 0x0838, 2);
	OUT_RING(chan, image->width);
	OUT_RING(chan, image->height);
	BEGIN_NV04(chan, NvSub2D, 0x0850, 4);
	OUT_RING(chan, 0);
	OUT_RING(chan, image->dx);
	OUT_RING(chan, 0);
	OUT_RING(chan, image->dy);

	while (dwords) {
		int push = dwords > 2047 ? 2047 : dwords;

		ret = RING_SPACE(chan, push + 1);
		if (ret)
			return ret;

		dwords -= push;

		BEGIN_NI04(chan, NvSub2D, 0x0860, push);
		OUT_RINGp(chan, data, push);
		data += push;
	}

	FIRE_RING(chan);
	return 0;
}

int
nv50_fbcon_accel_init(struct fb_info *info)
{
	struct nouveau_fbdev *nfbdev = info->par;
	struct nouveau_framebuffer *fb = &nfbdev->nouveau_fb;
	struct drm_device *dev = nfbdev->dev;
	struct nouveau_drm *drm = nouveau_drm(dev);
	struct nouveau_channel *chan = drm->channel;
	struct nouveau_object *object;
	int ret, format;

	switch (info->var.bits_per_pixel) {
	case 8:
		format = 0xf3;
		break;
	case 15:
		format = 0xf8;
		break;
	case 16:
		format = 0xe8;
		break;
	case 32:
		switch (info->var.transp.length) {
		case 0: /* depth 24 */
		case 8: /* depth 32, just use 24.. */
			format = 0xe6;
			break;
		case 2: /* depth 30 */
			format = 0xd1;
			break;
		default:
			return -EINVAL;
		}
		break;
	default:
		return -EINVAL;
	}

	ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, Nv2D,
				 0x502d, NULL, 0, &object);
	if (ret)
		return ret;

	ret = RING_SPACE(chan, 59);
	if (ret) {
		nouveau_fbcon_gpu_lockup(info);
		return ret;
	}

	BEGIN_NV04(chan, NvSub2D, 0x0000, 1);
	OUT_RING(chan, Nv2D);
	BEGIN_NV04(chan, NvSub2D, 0x0184, 3);
	OUT_RING(chan, NvDmaFB);
	OUT_RING(chan, NvDmaFB);
	OUT_RING(chan, NvDmaFB);
	BEGIN_NV04(chan, NvSub2D, 0x0290, 1);
	OUT_RING(chan, 0);
	BEGIN_NV04(chan, NvSub2D, 0x0888, 1);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x02ac, 1);
	OUT_RING(chan, 3);
	BEGIN_NV04(chan, NvSub2D, 0x02a0, 1);
	OUT_RING(chan, 0x55);
	BEGIN_NV04(chan, NvSub2D, 0x08c0, 4);
	OUT_RING(chan, 0);
	OUT_RING(chan, 1);
	OUT_RING(chan, 0);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0580, 2);
	OUT_RING(chan, 4);
	OUT_RING(chan, format);
	BEGIN_NV04(chan, NvSub2D, 0x02e8, 2);
	OUT_RING(chan, 2);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0804, 1);
	OUT_RING(chan, format);
	BEGIN_NV04(chan, NvSub2D, 0x0800, 1);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0808, 3);
	OUT_RING(chan, 0);
	OUT_RING(chan, 0);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x081c, 1);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0840, 4);
	OUT_RING(chan, 0);
	OUT_RING(chan, 1);
	OUT_RING(chan, 0);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0200, 2);
	OUT_RING(chan, format);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0214, 5);
	OUT_RING(chan, info->fix.line_length);
	OUT_RING(chan, info->var.xres_virtual);
	OUT_RING(chan, info->var.yres_virtual);
	OUT_RING(chan, upper_32_bits(fb->vma.offset));
	OUT_RING(chan, lower_32_bits(fb->vma.offset));
	BEGIN_NV04(chan, NvSub2D, 0x0230, 2);
	OUT_RING(chan, format);
	OUT_RING(chan, 1);
	BEGIN_NV04(chan, NvSub2D, 0x0244, 5);
	OUT_RING(chan, info->fix.line_length);
	OUT_RING(chan, info->var.xres_virtual);
	OUT_RING(chan, info->var.yres_virtual);
	OUT_RING(chan, upper_32_bits(fb->vma.offset));
	OUT_RING(chan, lower_32_bits(fb->vma.offset));

	return 0;
}
Commit	Line	Data
147dc38e BS	1	/*
	2	* Copyright 2010 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	* Authors: Ben Skeggs
	23	*/
	24
ebb945a9	25	#include "nouveau_drm.h"
6ee73861 BS	26	#include "nouveau_dma.h"
	27	#include "nouveau_fbcon.h"
	28
ceed5f30	29	int
6ee73861 BS	30	nv50_fbcon_fillrect(struct fb_info info, const struct fb_fillrect rect)
6ee73861 BS	31	{
8be48d92	32	struct nouveau_fbdev *nfbdev = info->par;
77145f1c	33	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
ebb945a9	34	struct nouveau_channel *chan = drm->channel;
ceed5f30	35	int ret;
6ee73861	36
ceed5f30 BS	37	ret = RING_SPACE(chan, rect->rop == ROP_COPY ? 7 : 11);
	38	if (ret)
	39	return ret;
6ee73861 BS	40
6ee73861 BS	41	if (rect->rop != ROP_COPY) {
6d597027	42	BEGIN_NV04(chan, NvSub2D, 0x02ac, 1);
6ee73861 BS	43	OUT_RING(chan, 1);
6ee73861 BS	44	}
6d597027	45	BEGIN_NV04(chan, NvSub2D, 0x0588, 1);
bf5302b9 BS	46	if (info->fix.visual == FB_VISUAL_TRUECOLOR \|\|
	47	info->fix.visual == FB_VISUAL_DIRECTCOLOR)
	48	OUT_RING(chan, ((uint32_t *)info->pseudo_palette)[rect->color]);
	49	else
	50	OUT_RING(chan, rect->color);
6d597027	51	BEGIN_NV04(chan, NvSub2D, 0x0600, 4);
6ee73861 BS	52	OUT_RING(chan, rect->dx);
	53	OUT_RING(chan, rect->dy);
	54	OUT_RING(chan, rect->dx + rect->width);
	55	OUT_RING(chan, rect->dy + rect->height);
	56	if (rect->rop != ROP_COPY) {
6d597027	57	BEGIN_NV04(chan, NvSub2D, 0x02ac, 1);
6ee73861 BS	58	OUT_RING(chan, 3);
	59	}
	60	FIRE_RING(chan);
ceed5f30	61	return 0;
6ee73861 BS	62	}
6ee73861 BS	63
ceed5f30	64	int
6ee73861 BS	65	nv50_fbcon_copyarea(struct fb_info info, const struct fb_copyarea region)
6ee73861 BS	66	{
8be48d92	67	struct nouveau_fbdev *nfbdev = info->par;
77145f1c	68	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
ebb945a9	69	struct nouveau_channel *chan = drm->channel;
ceed5f30	70	int ret;
6ee73861	71
ceed5f30 BS	72	ret = RING_SPACE(chan, 12);
	73	if (ret)
	74	return ret;
6ee73861	75
6d597027	76	BEGIN_NV04(chan, NvSub2D, 0x0110, 1);
6ee73861	77	OUT_RING(chan, 0);
6d597027	78	BEGIN_NV04(chan, NvSub2D, 0x08b0, 4);
6ee73861 BS	79	OUT_RING(chan, region->dx);
	80	OUT_RING(chan, region->dy);
	81	OUT_RING(chan, region->width);
	82	OUT_RING(chan, region->height);
6d597027	83	BEGIN_NV04(chan, NvSub2D, 0x08d0, 4);
6ee73861 BS	84	OUT_RING(chan, 0);
	85	OUT_RING(chan, region->sx);
	86	OUT_RING(chan, 0);
	87	OUT_RING(chan, region->sy);
	88	FIRE_RING(chan);
ceed5f30	89	return 0;
6ee73861 BS	90	}
6ee73861 BS	91
ceed5f30	92	int
6ee73861 BS	93	nv50_fbcon_imageblit(struct fb_info info, const struct fb_image image)
6ee73861 BS	94	{
8be48d92	95	struct nouveau_fbdev *nfbdev = info->par;
77145f1c	96	struct nouveau_drm *drm = nouveau_drm(nfbdev->dev);
ebb945a9	97	struct nouveau_channel *chan = drm->channel;
6ee73861 BS	98	uint32_t width, dwords, data = (uint32_t )image->data;
	99	uint32_t mask = ~(~0 >> (32 - info->var.bits_per_pixel));
	100	uint32_t *palette = info->pseudo_palette;
ceed5f30	101	int ret;
6ee73861	102
ceed5f30 BS	103	if (image->depth != 1)
ceed5f30 BS	104	return -ENODEV;
6ee73861	105
ceed5f30 BS	106	ret = RING_SPACE(chan, 11);
	107	if (ret)
	108	return ret;
6ee73861	109
3bfc7d22	110	width = ALIGN(image->width, 32);
6ee73861 BS	111	dwords = (width * image->height) >> 5;
6ee73861 BS	112
6d597027	113	BEGIN_NV04(chan, NvSub2D, 0x0814, 2);
6ee73861 BS	114	if (info->fix.visual == FB_VISUAL_TRUECOLOR \|\|
	115	info->fix.visual == FB_VISUAL_DIRECTCOLOR) {
	116	OUT_RING(chan, palette[image->bg_color] \| mask);
	117	OUT_RING(chan, palette[image->fg_color] \| mask);
	118	} else {
	119	OUT_RING(chan, image->bg_color);
	120	OUT_RING(chan, image->fg_color);
	121	}
6d597027	122	BEGIN_NV04(chan, NvSub2D, 0x0838, 2);
6ee73861 BS	123	OUT_RING(chan, image->width);
6ee73861 BS	124	OUT_RING(chan, image->height);
6d597027	125	BEGIN_NV04(chan, NvSub2D, 0x0850, 4);
6ee73861 BS	126	OUT_RING(chan, 0);
	127	OUT_RING(chan, image->dx);
	128	OUT_RING(chan, 0);
	129	OUT_RING(chan, image->dy);
	130
	131	while (dwords) {
	132	int push = dwords > 2047 ? 2047 : dwords;
	133
ceed5f30 BS	134	ret = RING_SPACE(chan, push + 1);
	135	if (ret)
	136	return ret;
6ee73861 BS	137
	138	dwords -= push;
	139
6d597027	140	BEGIN_NI04(chan, NvSub2D, 0x0860, push);
6ee73861 BS	141	OUT_RINGp(chan, data, push);
	142	data += push;
	143	}
	144
	145	FIRE_RING(chan);
ceed5f30	146	return 0;
6ee73861 BS	147	}
	148
	149	int
	150	nv50_fbcon_accel_init(struct fb_info *info)
	151	{
8be48d92	152	struct nouveau_fbdev *nfbdev = info->par;
45143cb5	153	struct nouveau_framebuffer *fb = &nfbdev->nouveau_fb;
ebb945a9	154	struct drm_device *dev = nfbdev->dev;
77145f1c	155	struct nouveau_drm *drm = nouveau_drm(dev);
ebb945a9 BS	156	struct nouveau_channel *chan = drm->channel;
ebb945a9 BS	157	struct nouveau_object *object;
6ee73861	158	int ret, format;
0c324971	159
6ee73861 BS	160	switch (info->var.bits_per_pixel) {
	161	case 8:
	162	format = 0xf3;
	163	break;
	164	case 15:
	165	format = 0xf8;
	166	break;
	167	case 16:
	168	format = 0xe8;
	169	break;
	170	case 32:
	171	switch (info->var.transp.length) {
	172	case 0: /* depth 24 */
	173	case 8: /* depth 32, just use 24.. */
	174	format = 0xe6;
	175	break;
	176	case 2: /* depth 30 */
	177	format = 0xd1;
	178	break;
	179	default:
	180	return -EINVAL;
	181	}
	182	break;
	183	default:
	184	return -EINVAL;
	185	}
	186
ebb945a9 BS	187	ret = nouveau_object_new(nv_object(chan->cli), NVDRM_CHAN, Nv2D,
ebb945a9 BS	188	0x502d, NULL, 0, &object);
6ee73861 BS	189	if (ret)
	190	return ret;
	191
	192	ret = RING_SPACE(chan, 59);
	193	if (ret) {
846975a9	194	nouveau_fbcon_gpu_lockup(info);
6ee73861 BS	195	return ret;
	196	}
	197
6d597027	198	BEGIN_NV04(chan, NvSub2D, 0x0000, 1);
6ee73861	199	OUT_RING(chan, Nv2D);
d1b167e1	200	BEGIN_NV04(chan, NvSub2D, 0x0184, 3);
ebb945a9 BS	201	OUT_RING(chan, NvDmaFB);
	202	OUT_RING(chan, NvDmaFB);
	203	OUT_RING(chan, NvDmaFB);
6d597027	204	BEGIN_NV04(chan, NvSub2D, 0x0290, 1);
6ee73861	205	OUT_RING(chan, 0);
6d597027	206	BEGIN_NV04(chan, NvSub2D, 0x0888, 1);
6ee73861	207	OUT_RING(chan, 1);
6d597027	208	BEGIN_NV04(chan, NvSub2D, 0x02ac, 1);
6ee73861	209	OUT_RING(chan, 3);
6d597027	210	BEGIN_NV04(chan, NvSub2D, 0x02a0, 1);
6ee73861	211	OUT_RING(chan, 0x55);
6d597027	212	BEGIN_NV04(chan, NvSub2D, 0x08c0, 4);
6ee73861 BS	213	OUT_RING(chan, 0);
	214	OUT_RING(chan, 1);
	215	OUT_RING(chan, 0);
	216	OUT_RING(chan, 1);
6d597027	217	BEGIN_NV04(chan, NvSub2D, 0x0580, 2);
6ee73861 BS	218	OUT_RING(chan, 4);
6ee73861 BS	219	OUT_RING(chan, format);
6d597027	220	BEGIN_NV04(chan, NvSub2D, 0x02e8, 2);
6ee73861 BS	221	OUT_RING(chan, 2);
6ee73861 BS	222	OUT_RING(chan, 1);
6d597027	223	BEGIN_NV04(chan, NvSub2D, 0x0804, 1);
6ee73861	224	OUT_RING(chan, format);
6d597027	225	BEGIN_NV04(chan, NvSub2D, 0x0800, 1);
6ee73861	226	OUT_RING(chan, 1);
6d597027	227	BEGIN_NV04(chan, NvSub2D, 0x0808, 3);
6ee73861 BS	228	OUT_RING(chan, 0);
6ee73861 BS	229	OUT_RING(chan, 0);
c82b88d5	230	OUT_RING(chan, 1);
6d597027	231	BEGIN_NV04(chan, NvSub2D, 0x081c, 1);
6ee73861	232	OUT_RING(chan, 1);
6d597027	233	BEGIN_NV04(chan, NvSub2D, 0x0840, 4);
6ee73861 BS	234	OUT_RING(chan, 0);
	235	OUT_RING(chan, 1);
	236	OUT_RING(chan, 0);
	237	OUT_RING(chan, 1);
6d597027	238	BEGIN_NV04(chan, NvSub2D, 0x0200, 2);
6ee73861 BS	239	OUT_RING(chan, format);
6ee73861 BS	240	OUT_RING(chan, 1);
6d597027	241	BEGIN_NV04(chan, NvSub2D, 0x0214, 5);
6ee73861 BS	242	OUT_RING(chan, info->fix.line_length);
	243	OUT_RING(chan, info->var.xres_virtual);
	244	OUT_RING(chan, info->var.yres_virtual);
45143cb5 BS	245	OUT_RING(chan, upper_32_bits(fb->vma.offset));
45143cb5 BS	246	OUT_RING(chan, lower_32_bits(fb->vma.offset));
6d597027	247	BEGIN_NV04(chan, NvSub2D, 0x0230, 2);
6ee73861 BS	248	OUT_RING(chan, format);
6ee73861 BS	249	OUT_RING(chan, 1);
6d597027	250	BEGIN_NV04(chan, NvSub2D, 0x0244, 5);
6ee73861 BS	251	OUT_RING(chan, info->fix.line_length);
	252	OUT_RING(chan, info->var.xres_virtual);
	253	OUT_RING(chan, info->var.yres_virtual);
45143cb5 BS	254	OUT_RING(chan, upper_32_bits(fb->vma.offset));
45143cb5 BS	255	OUT_RING(chan, lower_32_bits(fb->vma.offset));
6ee73861	256
6ee73861 BS	257	return 0;
	258	}
	259