drm/nvc0/gr: add software methods to control some MP regs
Signed-off-by: Christoph Bumiller <e0425955@student.tuwien.ac.at> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
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7e22e71e80
commit
9685482385
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@ -94,6 +94,32 @@ nvc0_software_mthd_flip(struct nouveau_object *object, u32 mthd,
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return -EINVAL;
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}
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static int
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nvc0_software_mthd_mp_control(struct nouveau_object *object, u32 mthd,
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void *args, u32 size)
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{
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struct nvc0_software_chan *chan = (void *)nv_engctx(object->parent);
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struct nvc0_software_priv *priv = (void *)nv_object(chan)->engine;
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u32 data = *(u32 *)args;
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switch (mthd) {
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case 0x600:
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nv_wr32(priv, 0x419e00, data); /* MP.PM_UNK000 */
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break;
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case 0x644:
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if (data & ~0x1ffffe)
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return -EINVAL;
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nv_wr32(priv, 0x419e44, data); /* MP.TRAP_WARP_ERROR_EN */
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break;
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case 0x6ac:
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nv_wr32(priv, 0x419eac, data); /* MP.PM_UNK0AC */
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break;
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default:
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return -EINVAL;
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}
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return 0;
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}
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static struct nouveau_omthds
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nvc0_software_omthds[] = {
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{ 0x0400, 0x0400, nvc0_software_mthd_vblsem_offset },
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@ -101,6 +127,9 @@ nvc0_software_omthds[] = {
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{ 0x0408, 0x0408, nvc0_software_mthd_vblsem_value },
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{ 0x040c, 0x040c, nvc0_software_mthd_vblsem_release },
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{ 0x0500, 0x0500, nvc0_software_mthd_flip },
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{ 0x0600, 0x0600, nvc0_software_mthd_mp_control },
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{ 0x0644, 0x0644, nvc0_software_mthd_mp_control },
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{ 0x06ac, 0x06ac, nvc0_software_mthd_mp_control },
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{}
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};
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