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/*
* Copyright 2018 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.
*/
#include "wndw.h"
#include "atom.h"
#include <drm/drm_atomic_helper.h>
#include <drm/drm_plane_helper.h>
#include <nouveau_bo.h>
#include <nvif/clc37e.h>
static void
wndwc57e_image_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push;
if (!(push = evo_wait(&wndw->wndw, 17)))
return;
evo_mthd(push, 0x0308, 1);
evo_data(push, asyw->image.mode << 4 | asyw->image.interval);
evo_mthd(push, 0x0224, 4);
evo_data(push, asyw->image.h << 16 | asyw->image.w);
evo_data(push, asyw->image.layout << 4 | asyw->image.blockh);
evo_data(push, asyw->image.colorspace << 8 |
asyw->image.format);
evo_data(push, asyw->image.blocks[0] | (asyw->image.pitch[0] >> 6));
evo_mthd(push, 0x0240, 1);
evo_data(push, asyw->image.handle[0]);
evo_mthd(push, 0x0260, 1);
evo_data(push, asyw->image.offset[0] >> 8);
evo_mthd(push, 0x0290, 1);
evo_data(push, (asyw->state.src_y >> 16) << 16 |
(asyw->state.src_x >> 16));
evo_mthd(push, 0x0298, 1);
evo_data(push, (asyw->state.src_h >> 16) << 16 |
(asyw->state.src_w >> 16));
evo_mthd(push, 0x02a4, 1);
evo_data(push, asyw->state.crtc_h << 16 |
asyw->state.crtc_w);
evo_kick(push, &wndw->wndw);
}
static void
wndwc57e_csc_clr(struct nv50_wndw *wndw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 13))) {
evo_mthd(push, 0x0400, 12);
evo_data(push, 0x00010000);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_data(push, 0x00010000);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_data(push, 0x00000000);
evo_data(push, 0x00010000);
evo_data(push, 0x00000000);
evo_kick(push, &wndw->wndw);
}
}
static void
wndwc57e_csc_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push, i;
if ((push = evo_wait(&wndw->wndw, 13))) {
evo_mthd(push, 0x0400, 12);
for (i = 0; i < 12; i++)
evo_data(push, asyw->csc.matrix[i]);
evo_kick(push, &wndw->wndw);
}
}
static void
wndwc57e_ilut_clr(struct nv50_wndw *wndw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 2))) {
evo_mthd(push, 0x0444, 1);
evo_data(push, 0x00000000);
evo_kick(push, &wndw->wndw);
}
}
static void
wndwc57e_ilut_set(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw)
{
u32 *push;
if ((push = evo_wait(&wndw->wndw, 4))) {
evo_mthd(push, 0x0440, 3);
evo_data(push, asyw->xlut.i.size << 8 |
asyw->xlut.i.mode << 2 |
asyw->xlut.i.output_mode);
evo_data(push, asyw->xlut.handle);
evo_data(push, asyw->xlut.i.offset >> 8);
evo_kick(push, &wndw->wndw);
}
}
static u16
fixedU0_16_FP16(u16 fixed)
{
int sign = 0, exp = 0, man = 0;
if (fixed) {
while (--exp && !(fixed & 0x8000))
fixed <<= 1;
man = ((fixed << 1) & 0xffc0) >> 6;
exp += 15;
}
return (sign << 15) | (exp << 10) | man;
}
static void
wndwc57e_ilut_load(struct drm_color_lut *in, int size, void __iomem *mem)
{
memset_io(mem, 0x00, 0x20); /* VSS header. */
mem += 0x20;
for (; size--; in++, mem += 0x08) {
u16 r = fixedU0_16_FP16(drm_color_lut_extract(in-> red, 16));
u16 g = fixedU0_16_FP16(drm_color_lut_extract(in->green, 16));
u16 b = fixedU0_16_FP16(drm_color_lut_extract(in-> blue, 16));
writew(r, mem + 0);
writew(g, mem + 2);
writew(b, mem + 4);
}
/* INTERPOLATE modes require a "next" entry to interpolate with,
* so we replicate the last entry to deal with this for now.
*/
writew(readw(mem - 8), mem + 0);
writew(readw(mem - 6), mem + 2);
writew(readw(mem - 4), mem + 4);
}
static bool
wndwc57e_ilut(struct nv50_wndw *wndw, struct nv50_wndw_atom *asyw, int size)
{
if (size = size ? size : 1024, size != 256 && size != 1024)
return false;
if (size == 256) {
asyw->xlut.i.mode = 1; /* DIRECT8. */
} else {
asyw->xlut.i.mode = 2; /* DIRECT10. */
}
asyw->xlut.i.size = 4 /* VSS header. */ + size + 1 /* Entries. */;
asyw->xlut.i.output_mode = 0; /* INTERPOLATE_DISABLE. */
asyw->xlut.i.load = wndwc57e_ilut_load;
return true;
}
static const struct nv50_wndw_func
wndwc57e = {
.acquire = wndwc37e_acquire,
.release = wndwc37e_release,
.sema_set = wndwc37e_sema_set,
.sema_clr = wndwc37e_sema_clr,
.ntfy_set = wndwc37e_ntfy_set,
.ntfy_clr = wndwc37e_ntfy_clr,
.ntfy_reset = corec37d_ntfy_init,
.ntfy_wait_begun = base507c_ntfy_wait_begun,
.ilut = wndwc57e_ilut,
.ilut_identity = true,
.ilut_size = 1024,
.xlut_set = wndwc57e_ilut_set,
.xlut_clr = wndwc57e_ilut_clr,
.csc = base907c_csc,
.csc_set = wndwc57e_csc_set,
.csc_clr = wndwc57e_csc_clr,
.image_set = wndwc57e_image_set,
.image_clr = wndwc37e_image_clr,
.blend_set = wndwc37e_blend_set,
.update = wndwc37e_update,
};
int
wndwc57e_new(struct nouveau_drm *drm, enum drm_plane_type type, int index,
s32 oclass, struct nv50_wndw **pwndw)
{
return wndwc37e_new_(&wndwc57e, drm, type, index, oclass,
BIT(index >> 1), pwndw);
}
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