diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/dispnv50/dac907d.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/dispnv50/dac907d.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/dac907d.c b/drivers/gpu/drm/nouveau/dispnv50/dac907d.c new file mode 100644 index 000000000000..11e87fa53fac --- /dev/null +++ b/drivers/gpu/drm/nouveau/dispnv50/dac907d.c @@ -0,0 +1,39 @@ +/* + * 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 "core.h" + +static void +dac907d_ctrl(struct nv50_core *core, int or, u32 ctrl, + struct nv50_head_atom *asyh) +{ + u32 *push; + if ((push = evo_wait(&core->chan, 2))) { + evo_mthd(push, 0x0180 + (or * 0x020), 1); + evo_data(push, ctrl); + evo_kick(push, &core->chan); + } +} + +const struct nv50_outp_func +dac907d = { + .ctrl = dac907d_ctrl, +}; |