diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/core/engine/disp/hdminvd0.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/core/engine/disp/hdminvd0.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/disp/hdminvd0.c b/drivers/gpu/drm/nouveau/core/engine/disp/hdminvd0.c new file mode 100644 index 000000000000..5151bb261832 --- /dev/null +++ b/drivers/gpu/drm/nouveau/core/engine/disp/hdminvd0.c @@ -0,0 +1,62 @@ +/* + * Copyright 2012 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 <core/os.h> +#include <core/class.h> + +#include "nv50.h" + +int +nvd0_hdmi_ctrl(struct nv50_disp_priv *priv, int head, int or, u32 data) +{ + const u32 hoff = (head * 0x800); + + if (!(data & NV84_DISP_SOR_HDMI_PWR_STATE_ON)) { + nv_mask(priv, 0x616798 + hoff, 0x40000000, 0x00000000); + nv_mask(priv, 0x6167a4 + hoff, 0x00000001, 0x00000000); + nv_mask(priv, 0x616714 + hoff, 0x00000001, 0x00000000); + return 0; + } + + /* AVI InfoFrame */ + nv_mask(priv, 0x616714 + hoff, 0x00000001, 0x00000000); + nv_wr32(priv, 0x61671c + hoff, 0x000d0282); + nv_wr32(priv, 0x616720 + hoff, 0x0000006f); + nv_wr32(priv, 0x616724 + hoff, 0x00000000); + nv_wr32(priv, 0x616728 + hoff, 0x00000000); + nv_wr32(priv, 0x61672c + hoff, 0x00000000); + nv_mask(priv, 0x616714 + hoff, 0x00000001, 0x00000001); + + /* ??? InfoFrame? */ + nv_mask(priv, 0x6167a4 + hoff, 0x00000001, 0x00000000); + nv_wr32(priv, 0x6167ac + hoff, 0x00000010); + nv_mask(priv, 0x6167a4 + hoff, 0x00000001, 0x00000001); + + /* HDMI_CTRL */ + nv_mask(priv, 0x616798 + hoff, 0x401f007f, data); + + /* NFI, audio doesn't work without it though.. */ + nv_mask(priv, 0x616548 + hoff, 0x00000070, 0x00000000); + return 0; +} |