diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmigt215.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmigt215.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmigt215.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmigt215.c new file mode 100644 index 000000000000..b641c167dcfa --- /dev/null +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/hdmigt215.c @@ -0,0 +1,92 @@ +/* + * 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 "nv50.h" +#include "outp.h" + +#include <core/client.h> + +#include <nvif/class.h> +#include <nvif/unpack.h> + +int +gt215_hdmi_ctrl(NV50_DISP_MTHD_V1) +{ + const u32 soff = outp->or * 0x800; + union { + struct nv50_disp_sor_hdmi_pwr_v0 v0; + } *args = data; + u32 ctrl; + int ret; + + nv_ioctl(object, "disp sor hdmi ctrl size %d\n", size); + if (nvif_unpack(args->v0, 0, 0, false)) { + nv_ioctl(object, "disp sor hdmi ctrl vers %d state %d " + "max_ac_packet %d rekey %d\n", + args->v0.version, args->v0.state, + args->v0.max_ac_packet, args->v0.rekey); + if (args->v0.max_ac_packet > 0x1f || args->v0.rekey > 0x7f) + return -EINVAL; + ctrl = 0x40000000 * !!args->v0.state; + ctrl |= args->v0.max_ac_packet << 16; + ctrl |= args->v0.rekey; + ctrl |= 0x1f000000; /* ??? */ + } else + return ret; + + if (!(ctrl & 0x40000000)) { + nv_mask(priv, 0x61c5a4 + soff, 0x40000000, 0x00000000); + nv_mask(priv, 0x61c520 + soff, 0x00000001, 0x00000000); + nv_mask(priv, 0x61c500 + soff, 0x00000001, 0x00000000); + return 0; + } + + /* AVI InfoFrame */ + nv_mask(priv, 0x61c520 + soff, 0x00000001, 0x00000000); + nv_wr32(priv, 0x61c528 + soff, 0x000d0282); + nv_wr32(priv, 0x61c52c + soff, 0x0000006f); + nv_wr32(priv, 0x61c530 + soff, 0x00000000); + nv_wr32(priv, 0x61c534 + soff, 0x00000000); + nv_wr32(priv, 0x61c538 + soff, 0x00000000); + nv_mask(priv, 0x61c520 + soff, 0x00000001, 0x00000001); + + /* Audio InfoFrame */ + nv_mask(priv, 0x61c500 + soff, 0x00000001, 0x00000000); + nv_wr32(priv, 0x61c508 + soff, 0x000a0184); + nv_wr32(priv, 0x61c50c + soff, 0x00000071); + nv_wr32(priv, 0x61c510 + soff, 0x00000000); + nv_mask(priv, 0x61c500 + soff, 0x00000001, 0x00000001); + + nv_mask(priv, 0x61c5d0 + soff, 0x00070001, 0x00010001); /* SPARE, HW_CTS */ + nv_mask(priv, 0x61c568 + soff, 0x00010101, 0x00000000); /* ACR_CTRL, ?? */ + nv_mask(priv, 0x61c578 + soff, 0x80000000, 0x80000000); /* ACR_0441_ENABLE */ + + /* ??? */ + nv_mask(priv, 0x61733c, 0x00100000, 0x00100000); /* RESETF */ + nv_mask(priv, 0x61733c, 0x10000000, 0x10000000); /* LOOKUP_EN */ + nv_mask(priv, 0x61733c, 0x00100000, 0x00000000); /* !RESETF */ + + /* HDMI_CTRL */ + nv_mask(priv, 0x61c5a4 + soff, 0x5f1f007f, ctrl); + return 0; +} |