diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/headc57d.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/headc57d.c | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/headc57d.c b/drivers/gpu/drm/nouveau/dispnv50/headc57d.c new file mode 100644 index 000000000..543f08cea --- /dev/null +++ b/drivers/gpu/drm/nouveau/dispnv50/headc57d.c @@ -0,0 +1,253 @@ +/* + * 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 "head.h" +#include "atom.h" +#include "core.h" + +#include <nvif/pushc37b.h> + +#include <nvhw/class/clc57d.h> + +static int +headc57d_or(struct nv50_head *head, struct nv50_head_atom *asyh) +{ + struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push; + const int i = head->base.index; + u8 depth; + int ret; + + /*XXX: This is a dirty hack until OR depth handling is + * improved later for deep colour etc. + */ + switch (asyh->or.depth) { + case 6: depth = 5; break; + case 5: depth = 4; break; + case 2: depth = 1; break; + case 0: depth = 4; break; + default: + depth = asyh->or.depth; + WARN_ON(1); + break; + } + + if ((ret = PUSH_WAIT(push, 2))) + return ret; + + PUSH_MTHD(push, NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE(i), + NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, CRC_MODE, asyh->or.crc_raster) | + NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, HSYNC_POLARITY, asyh->or.nhsync) | + NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, VSYNC_POLARITY, asyh->or.nvsync) | + NVVAL(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, PIXEL_DEPTH, depth) | + NVDEF(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, COLOR_SPACE_OVERRIDE, DISABLE) | + NVDEF(NVC57D, HEAD_SET_CONTROL_OUTPUT_RESOURCE, EXT_PACKET_WIN, NONE)); + return 0; +} + +static int +headc57d_procamp(struct nv50_head *head, struct nv50_head_atom *asyh) +{ + struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push; + const int i = head->base.index; + int ret; + + if ((ret = PUSH_WAIT(push, 2))) + return ret; + + //TODO: + PUSH_MTHD(push, NVC57D, HEAD_SET_PROCAMP(i), + NVDEF(NVC57D, HEAD_SET_PROCAMP, COLOR_SPACE, RGB) | + NVDEF(NVC57D, HEAD_SET_PROCAMP, CHROMA_LPF, DISABLE) | + NVDEF(NVC57D, HEAD_SET_PROCAMP, DYNAMIC_RANGE, VESA)); + return 0; +} + +static int +headc57d_olut_clr(struct nv50_head *head) +{ + struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push; + const int i = head->base.index; + int ret; + + if ((ret = PUSH_WAIT(push, 2))) + return ret; + + PUSH_MTHD(push, NVC57D, HEAD_SET_CONTEXT_DMA_OLUT(i), 0x00000000); + return 0; +} + +static int +headc57d_olut_set(struct nv50_head *head, struct nv50_head_atom *asyh) +{ + struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push; + const int i = head->base.index; + int ret; + + if ((ret = PUSH_WAIT(push, 5))) + return ret; + + PUSH_MTHD(push, NVC57D, HEAD_SET_OLUT_CONTROL(i), + NVVAL(NVC57D, HEAD_SET_OLUT_CONTROL, INTERPOLATE, asyh->olut.output_mode) | + NVDEF(NVC57D, HEAD_SET_OLUT_CONTROL, MIRROR, DISABLE) | + NVVAL(NVC57D, HEAD_SET_OLUT_CONTROL, MODE, asyh->olut.mode) | + NVVAL(NVC57D, HEAD_SET_OLUT_CONTROL, SIZE, asyh->olut.size), + + HEAD_SET_OLUT_FP_NORM_SCALE(i), 0xffffffff, + HEAD_SET_CONTEXT_DMA_OLUT(i), asyh->olut.handle, + HEAD_SET_OFFSET_OLUT(i), asyh->olut.offset >> 8); + return 0; +} + +static void +headc57d_olut_load_8(struct drm_color_lut *in, int size, void __iomem *mem) +{ + memset_io(mem, 0x00, 0x20); /* VSS header. */ + mem += 0x20; + + while (size--) { + u16 r = drm_color_lut_extract(in-> red + 0, 16); + u16 g = drm_color_lut_extract(in->green + 0, 16); + u16 b = drm_color_lut_extract(in-> blue + 0, 16); + u16 ri = 0, gi = 0, bi = 0, i; + + if (in++, size) { + ri = (drm_color_lut_extract(in-> red, 16) - r) / 4; + gi = (drm_color_lut_extract(in->green, 16) - g) / 4; + bi = (drm_color_lut_extract(in-> blue, 16) - b) / 4; + } + + for (i = 0; i < 4; i++, mem += 8) { + writew(r + ri * i, mem + 0); + writew(g + gi * i, mem + 2); + writew(b + bi * i, 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 void +headc57d_olut_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) { + writew(drm_color_lut_extract(in-> red, 16), mem + 0); + writew(drm_color_lut_extract(in->green, 16), mem + 2); + writew(drm_color_lut_extract(in-> blue, 16), 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 +headc57d_olut(struct nv50_head *head, struct nv50_head_atom *asyh, int size) +{ + if (size != 0 && size != 256 && size != 1024) + return false; + + asyh->olut.mode = NVC57D_HEAD_SET_OLUT_CONTROL_MODE_DIRECT10; + asyh->olut.size = 4 /* VSS header. */ + 1024 + 1 /* Entries. */; + asyh->olut.output_mode = NVC57D_HEAD_SET_OLUT_CONTROL_INTERPOLATE_ENABLE; + if (size == 256) + asyh->olut.load = headc57d_olut_load_8; + else + asyh->olut.load = headc57d_olut_load; + return true; +} + +static int +headc57d_mode(struct nv50_head *head, struct nv50_head_atom *asyh) +{ + struct nvif_push *push = nv50_disp(head->base.base.dev)->core->chan.push; + struct nv50_head_mode *m = &asyh->mode; + const int i = head->base.index; + int ret; + + if ((ret = PUSH_WAIT(push, 15))) + return ret; + + PUSH_MTHD(push, NVC57D, HEAD_SET_RASTER_SIZE(i), + NVVAL(NVC57D, HEAD_SET_RASTER_SIZE, WIDTH, m->h.active) | + NVVAL(NVC57D, HEAD_SET_RASTER_SIZE, HEIGHT, m->v.active), + + HEAD_SET_RASTER_SYNC_END(i), + NVVAL(NVC57D, HEAD_SET_RASTER_SYNC_END, X, m->h.synce) | + NVVAL(NVC57D, HEAD_SET_RASTER_SYNC_END, Y, m->v.synce), + + HEAD_SET_RASTER_BLANK_END(i), + NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_END, X, m->h.blanke) | + NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_END, Y, m->v.blanke), + + HEAD_SET_RASTER_BLANK_START(i), + NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_START, X, m->h.blanks) | + NVVAL(NVC57D, HEAD_SET_RASTER_BLANK_START, Y, m->v.blanks)); + + //XXX: + PUSH_NVSQ(push, NVC57D, 0x2074 + (i * 0x400), m->v.blank2e << 16 | m->v.blank2s); + PUSH_NVSQ(push, NVC57D, 0x2008 + (i * 0x400), m->interlace); + + PUSH_MTHD(push, NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY(i), + NVVAL(NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY, HERTZ, m->clock * 1000)); + + PUSH_MTHD(push, NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX(i), + NVVAL(NVC57D, HEAD_SET_PIXEL_CLOCK_FREQUENCY_MAX, HERTZ, m->clock * 1000)); + + /*XXX: HEAD_USAGE_BOUNDS, doesn't belong here. */ + PUSH_MTHD(push, NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS(i), + NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, CURSOR, USAGE_W256_H256) | + NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, OLUT_ALLOWED, TRUE) | + NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, OUTPUT_SCALER_TAPS, TAPS_2) | + NVDEF(NVC57D, HEAD_SET_HEAD_USAGE_BOUNDS, UPSCALING_ALLOWED, TRUE)); + return 0; +} + +const struct nv50_head_func +headc57d = { + .view = headc37d_view, + .mode = headc57d_mode, + .olut = headc57d_olut, + .ilut_check = head907d_ilut_check, + .olut_identity = true, + .olut_size = 1024, + .olut_set = headc57d_olut_set, + .olut_clr = headc57d_olut_clr, + .curs_layout = head917d_curs_layout, + .curs_format = headc37d_curs_format, + .curs_set = headc37d_curs_set, + .curs_clr = headc37d_curs_clr, + .dither = headc37d_dither, + .procamp = headc57d_procamp, + .or = headc57d_or, + /* TODO: flexible window mappings */ + .static_wndw_map = headc37d_static_wndw_map, +}; 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