diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/head917d.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/head917d.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/head917d.c b/drivers/gpu/drm/nouveau/dispnv50/head917d.c new file mode 100644 index 000000000000..303df8459ca8 --- /dev/null +++ b/drivers/gpu/drm/nouveau/dispnv50/head917d.c @@ -0,0 +1,100 @@ +/* + * 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 "core.h" + +static void +head917d_dither(struct nv50_head *head, struct nv50_head_atom *asyh) +{ + struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan; + u32 *push; + if ((push = evo_wait(core, 2))) { + evo_mthd(push, 0x04a0 + (head->base.index * 0x0300), 1); + evo_data(push, asyh->dither.mode << 3 | + asyh->dither.bits << 1 | + asyh->dither.enable); + evo_kick(push, core); + } +} + +static void +head917d_base(struct nv50_head *head, struct nv50_head_atom *asyh) +{ + struct nv50_dmac *core = &nv50_disp(head->base.base.dev)->core->chan; + u32 bounds = 0; + u32 *push; + + if (asyh->base.cpp) { + switch (asyh->base.cpp) { + case 8: bounds |= 0x00000500; break; + case 4: bounds |= 0x00000300; break; + case 2: bounds |= 0x00000100; break; + case 1: bounds |= 0x00000000; break; + default: + WARN_ON(1); + break; + } + bounds |= 0x00020001; + } + + if ((push = evo_wait(core, 2))) { + evo_mthd(push, 0x04d0 + head->base.index * 0x300, 1); + evo_data(push, bounds); + evo_kick(push, core); + } +} + +int +head917d_curs_layout(struct nv50_head *head, struct nv50_wndw_atom *asyw, + struct nv50_head_atom *asyh) +{ + switch (asyw->state.fb->width) { + case 32: asyh->curs.layout = 0; break; + case 64: asyh->curs.layout = 1; break; + case 128: asyh->curs.layout = 2; break; + case 256: asyh->curs.layout = 3; break; + default: + return -EINVAL; + } + return 0; +} + +const struct nv50_head_func +head917d = { + .view = head907d_view, + .mode = head907d_mode, + .olut = head907d_olut, + .olut_set = head907d_olut_set, + .olut_clr = head907d_olut_clr, + .core_calc = head507d_core_calc, + .core_set = head907d_core_set, + .core_clr = head907d_core_clr, + .curs_layout = head917d_curs_layout, + .curs_format = head507d_curs_format, + .curs_set = head907d_curs_set, + .curs_clr = head907d_curs_clr, + .base = head917d_base, + .ovly = head907d_ovly, + .dither = head917d_dither, + .procamp = head907d_procamp, + .or = head907d_or, +}; |