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Diffstat (limited to 'sound/pci/au88x0/au88x0_a3d.c')
-rw-r--r--sound/pci/au88x0/au88x0_a3d.c906
1 files changed, 906 insertions, 0 deletions
diff --git a/sound/pci/au88x0/au88x0_a3d.c b/sound/pci/au88x0/au88x0_a3d.c
new file mode 100644
index 000000000..eabaee046
--- /dev/null
+++ b/sound/pci/au88x0/au88x0_a3d.c
@@ -0,0 +1,906 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/***************************************************************************
+ * au88x0_a3d.c
+ *
+ * Fri Jul 18 14:16:22 2003
+ * Copyright 2003 mjander
+ * mjander@users.sourceforge.net
+ *
+ * A3D. You may think i'm crazy, but this may work someday. Who knows...
+ ****************************************************************************/
+
+/*
+ */
+
+#include "au88x0_a3d.h"
+#include "au88x0_a3ddata.c"
+#include "au88x0_xtalk.h"
+#include "au88x0.h"
+
+static void
+a3dsrc_SetTimeConsts(a3dsrc_t * a, short HrtfTrack, short ItdTrack,
+ short GTrack, short CTrack)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_HrtfTrackTC), HrtfTrack);
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_ITDTrackTC), ItdTrack);
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_GainTrackTC), GTrack);
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_CoeffTrackTC), CTrack);
+}
+
+#if 0
+static void
+a3dsrc_GetTimeConsts(a3dsrc_t * a, short *HrtfTrack, short *ItdTrack,
+ short *GTrack, short *CTrack)
+{
+ // stub!
+}
+
+#endif
+/* Atmospheric absorption. */
+
+static void
+a3dsrc_SetAtmosTarget(a3dsrc_t * a, short aa, short b, short c, short d,
+ short e)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_A21Target),
+ (e << 0x10) | d);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_B10Target),
+ (b << 0x10) | aa);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_B2Target), c);
+}
+
+static void
+a3dsrc_SetAtmosCurrent(a3dsrc_t * a, short aa, short b, short c, short d,
+ short e)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_A12Current),
+ (e << 0x10) | d);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_B01Current),
+ (b << 0x10) | aa);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_B2Current), c);
+}
+
+static void
+a3dsrc_SetAtmosState(a3dsrc_t * a, short x1, short x2, short y1, short y2)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio, a3d_addrA(a->slice, a->source, A3D_A_x1), x1);
+ hwwrite(vortex->mmio, a3d_addrA(a->slice, a->source, A3D_A_x2), x2);
+ hwwrite(vortex->mmio, a3d_addrA(a->slice, a->source, A3D_A_y1), y1);
+ hwwrite(vortex->mmio, a3d_addrA(a->slice, a->source, A3D_A_y2), y2);
+}
+
+#if 0
+static void
+a3dsrc_GetAtmosTarget(a3dsrc_t * a, short *aa, short *b, short *c,
+ short *d, short *e)
+{
+}
+static void
+a3dsrc_GetAtmosCurrent(a3dsrc_t * a, short *bb01, short *ab01, short *b2,
+ short *aa12, short *ba12)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *aa12 =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_A12Current));
+ *ba12 =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_A12Current));
+ *ab01 =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_B01Current));
+ *bb01 =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_B01Current));
+ *b2 =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_B2Current));
+}
+
+static void
+a3dsrc_GetAtmosState(a3dsrc_t * a, short *x1, short *x2, short *y1, short *y2)
+{
+
+}
+
+#endif
+/* HRTF */
+
+static void
+a3dsrc_SetHrtfTarget(a3dsrc_t * a, a3d_Hrtf_t const aa, a3d_Hrtf_t const b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < HRTF_SZ; i++)
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source,
+ A3D_B_HrtfTarget) + (i << 2),
+ (b[i] << 0x10) | aa[i]);
+}
+
+static void
+a3dsrc_SetHrtfCurrent(a3dsrc_t * a, a3d_Hrtf_t const aa, a3d_Hrtf_t const b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < HRTF_SZ; i++)
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source,
+ A3D_B_HrtfCurrent) + (i << 2),
+ (b[i] << 0x10) | aa[i]);
+}
+
+static void
+a3dsrc_SetHrtfState(a3dsrc_t * a, a3d_Hrtf_t const aa, a3d_Hrtf_t const b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < HRTF_SZ; i++)
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source,
+ A3D_B_HrtfDelayLine) + (i << 2),
+ (b[i] << 0x10) | aa[i]);
+}
+
+static void a3dsrc_SetHrtfOutput(a3dsrc_t * a, short left, short right)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_HrtfOutL), left);
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_HrtfOutR), right);
+}
+
+#if 0
+static void a3dsrc_GetHrtfTarget(a3dsrc_t * a, a3d_Hrtf_t aa, a3d_Hrtf_t b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < HRTF_SZ; i++)
+ aa[i] =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source,
+ A3D_A_HrtfTarget + (i << 2)));
+ for (i = 0; i < HRTF_SZ; i++)
+ b[i] =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source,
+ A3D_B_HrtfTarget + (i << 2)));
+}
+
+static void a3dsrc_GetHrtfCurrent(a3dsrc_t * a, a3d_Hrtf_t aa, a3d_Hrtf_t b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < HRTF_SZ; i++)
+ aa[i] =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source,
+ A3D_A_HrtfCurrent + (i << 2)));
+ for (i = 0; i < HRTF_SZ; i++)
+ b[i] =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source,
+ A3D_B_HrtfCurrent + (i << 2)));
+}
+
+static void a3dsrc_GetHrtfState(a3dsrc_t * a, a3d_Hrtf_t aa, a3d_Hrtf_t b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+ // FIXME: verify this!
+ for (i = 0; i < HRTF_SZ; i++)
+ aa[i] =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source,
+ A3D_A_HrtfDelayLine + (i << 2)));
+ for (i = 0; i < HRTF_SZ; i++)
+ b[i] =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source,
+ A3D_B_HrtfDelayLine + (i << 2)));
+}
+
+static void a3dsrc_GetHrtfOutput(a3dsrc_t * a, short *left, short *right)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *left =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_HrtfOutL));
+ *right =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_HrtfOutR));
+}
+
+#endif
+
+/* Interaural Time Difference.
+ * "The other main clue that humans use to locate sounds, is called
+ * Interaural Time Difference (ITD). The differences in distance from
+ * the sound source to a listeners ears means that the sound will
+ * reach one ear slightly before the other....", found somewhere with google.*/
+static void a3dsrc_SetItdTarget(a3dsrc_t * a, short litd, short ritd)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+
+ if (litd < 0)
+ litd = 0;
+ if (litd > 0x57FF)
+ litd = 0x57FF;
+ if (ritd < 0)
+ ritd = 0;
+ if (ritd > 0x57FF)
+ ritd = 0x57FF;
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_ITDTarget),
+ (ritd << 0x10) | litd);
+ //hwwrite(vortex->mmio, addr(0x191DF+5, this04, this08), (ritd<<0x10)|litd);
+}
+
+static void a3dsrc_SetItdCurrent(a3dsrc_t * a, short litd, short ritd)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+
+ if (litd < 0)
+ litd = 0;
+ if (litd > 0x57FF)
+ litd = 0x57FF;
+ if (ritd < 0)
+ ritd = 0;
+ if (ritd > 0x57FF)
+ ritd = 0x57FF;
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_ITDCurrent),
+ (ritd << 0x10) | litd);
+ //hwwrite(vortex->mmio, addr(0x191DF+1, this04, this08), (ritd<<0x10)|litd);
+}
+
+static void a3dsrc_SetItdDline(a3dsrc_t * a, a3d_ItdDline_t const dline)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+ /* 45 != 40 -> Check this ! */
+ for (i = 0; i < DLINE_SZ; i++)
+ hwwrite(vortex->mmio,
+ a3d_addrA(a->slice, a->source,
+ A3D_A_ITDDelayLine) + (i << 2), dline[i]);
+}
+
+#if 0
+static void a3dsrc_GetItdTarget(a3dsrc_t * a, short *litd, short *ritd)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *ritd =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_ITDTarget));
+ *litd =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_ITDTarget));
+}
+
+static void a3dsrc_GetItdCurrent(a3dsrc_t * a, short *litd, short *ritd)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+
+ *ritd =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_ITDCurrent));
+ *litd =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_ITDCurrent));
+}
+
+static void a3dsrc_GetItdDline(a3dsrc_t * a, a3d_ItdDline_t dline)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < DLINE_SZ; i++)
+ dline[i] =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source,
+ A3D_A_ITDDelayLine + (i << 2)));
+}
+
+#endif
+/* This is may be used for ILD Interaural Level Difference. */
+
+static void a3dsrc_SetGainTarget(a3dsrc_t * a, short left, short right)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_GainTarget),
+ (right << 0x10) | left);
+}
+
+static void a3dsrc_SetGainCurrent(a3dsrc_t * a, short left, short right)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_GainCurrent),
+ (right << 0x10) | left);
+}
+
+#if 0
+static void a3dsrc_GetGainTarget(a3dsrc_t * a, short *left, short *right)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *right =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_GainTarget));
+ *left =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_GainTarget));
+}
+
+static void a3dsrc_GetGainCurrent(a3dsrc_t * a, short *left, short *right)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *right =
+ hwread(vortex->mmio,
+ a3d_addrA(a->slice, a->source, A3D_A_GainCurrent));
+ *left =
+ hwread(vortex->mmio,
+ a3d_addrB(a->slice, a->source, A3D_B_GainCurrent));
+}
+
+/* CA3dIO this func seems to be inlined all over this place. */
+static void CA3dIO_WriteReg(a3dsrc_t * a, unsigned long addr, short aa, short b)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio, addr, (aa << 0x10) | b);
+}
+
+#endif
+/* Generic A3D stuff */
+
+static void a3dsrc_SetA3DSampleRate(a3dsrc_t * a, int sr)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int esp0 = 0;
+
+ esp0 = (((esp0 & 0x7fffffff) | 0xB8000000) & 0x7) | ((sr & 0x1f) << 3);
+ hwwrite(vortex->mmio, A3D_SLICE_Control + ((a->slice) << 0xd), esp0);
+ //hwwrite(vortex->mmio, 0x19C38 + (this08<<0xd), esp0);
+}
+
+static void a3dsrc_EnableA3D(a3dsrc_t * a)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio, A3D_SLICE_Control + ((a->slice) << 0xd),
+ 0xF0000001);
+ //hwwrite(vortex->mmio, 0x19C38 + (this08<<0xd), 0xF0000001);
+}
+
+static void a3dsrc_DisableA3D(a3dsrc_t * a)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio, A3D_SLICE_Control + ((a->slice) << 0xd),
+ 0xF0000000);
+}
+
+static void a3dsrc_SetA3DControlReg(a3dsrc_t * a, unsigned long ctrl)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio, A3D_SLICE_Control + ((a->slice) << 0xd), ctrl);
+}
+
+static void a3dsrc_SetA3DPointerReg(a3dsrc_t * a, unsigned long ptr)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ hwwrite(vortex->mmio, A3D_SLICE_Pointers + ((a->slice) << 0xd), ptr);
+}
+
+#if 0
+static void a3dsrc_GetA3DSampleRate(a3dsrc_t * a, int *sr)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *sr = ((hwread(vortex->mmio, A3D_SLICE_Control + (a->slice << 0xd))
+ >> 3) & 0x1f);
+ //*sr = ((hwread(vortex->mmio, 0x19C38 + (this08<<0xd))>>3)&0x1f);
+}
+
+static void a3dsrc_GetA3DControlReg(a3dsrc_t * a, unsigned long *ctrl)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *ctrl = hwread(vortex->mmio, A3D_SLICE_Control + ((a->slice) << 0xd));
+}
+
+static void a3dsrc_GetA3DPointerReg(a3dsrc_t * a, unsigned long *ptr)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ *ptr = hwread(vortex->mmio, A3D_SLICE_Pointers + ((a->slice) << 0xd));
+}
+
+#endif
+static void a3dsrc_ZeroSliceIO(a3dsrc_t * a)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+ int i;
+
+ for (i = 0; i < 8; i++)
+ hwwrite(vortex->mmio,
+ A3D_SLICE_VDBDest +
+ ((((a->slice) << 0xb) + i) << 2), 0);
+ for (i = 0; i < 4; i++)
+ hwwrite(vortex->mmio,
+ A3D_SLICE_VDBSource +
+ ((((a->slice) << 0xb) + i) << 2), 0);
+}
+
+/* Reset Single A3D source. */
+static void a3dsrc_ZeroState(a3dsrc_t * a)
+{
+ /*
+ pr_debug( "vortex: ZeroState slice: %d, source %d\n",
+ a->slice, a->source);
+ */
+ a3dsrc_SetAtmosState(a, 0, 0, 0, 0);
+ a3dsrc_SetHrtfState(a, A3dHrirZeros, A3dHrirZeros);
+ a3dsrc_SetItdDline(a, A3dItdDlineZeros);
+ a3dsrc_SetHrtfOutput(a, 0, 0);
+ a3dsrc_SetTimeConsts(a, 0, 0, 0, 0);
+
+ a3dsrc_SetAtmosCurrent(a, 0, 0, 0, 0, 0);
+ a3dsrc_SetAtmosTarget(a, 0, 0, 0, 0, 0);
+ a3dsrc_SetItdCurrent(a, 0, 0);
+ a3dsrc_SetItdTarget(a, 0, 0);
+ a3dsrc_SetGainCurrent(a, 0, 0);
+ a3dsrc_SetGainTarget(a, 0, 0);
+
+ a3dsrc_SetHrtfCurrent(a, A3dHrirZeros, A3dHrirZeros);
+ a3dsrc_SetHrtfTarget(a, A3dHrirZeros, A3dHrirZeros);
+}
+
+/* Reset entire A3D engine */
+static void a3dsrc_ZeroStateA3D(a3dsrc_t *a, vortex_t *v)
+{
+ int i, var, var2;
+
+ if ((a->vortex) == NULL) {
+ dev_err(v->card->dev,
+ "ZeroStateA3D: ERROR: a->vortex is NULL\n");
+ return;
+ }
+
+ a3dsrc_SetA3DControlReg(a, 0);
+ a3dsrc_SetA3DPointerReg(a, 0);
+
+ var = a->slice;
+ var2 = a->source;
+ for (i = 0; i < 4; i++) {
+ a->slice = i;
+ a3dsrc_ZeroSliceIO(a);
+ //a3dsrc_ZeroState(a);
+ }
+ a->source = var2;
+ a->slice = var;
+}
+
+/* Program A3D block as pass through */
+static void a3dsrc_ProgramPipe(a3dsrc_t * a)
+{
+ a3dsrc_SetTimeConsts(a, 0, 0, 0, 0);
+ a3dsrc_SetAtmosCurrent(a, 0, 0x4000, 0, 0, 0);
+ a3dsrc_SetAtmosTarget(a, 0x4000, 0, 0, 0, 0);
+ a3dsrc_SetItdCurrent(a, 0, 0);
+ a3dsrc_SetItdTarget(a, 0, 0);
+ a3dsrc_SetGainCurrent(a, 0x7fff, 0x7fff);
+ a3dsrc_SetGainTarget(a, 0x7fff, 0x7fff);
+
+ /* SET HRTF HERE */
+
+ /* Single spike leads to identity transfer function. */
+ a3dsrc_SetHrtfCurrent(a, A3dHrirImpulse, A3dHrirImpulse);
+ a3dsrc_SetHrtfTarget(a, A3dHrirImpulse, A3dHrirImpulse);
+
+ /* Test: Sounds saturated. */
+ //a3dsrc_SetHrtfCurrent(a, A3dHrirSatTest, A3dHrirSatTest);
+ //a3dsrc_SetHrtfTarget(a, A3dHrirSatTest, A3dHrirSatTest);
+}
+
+/* VDB = Vortex audio Dataflow Bus */
+#if 0
+static void a3dsrc_ClearVDBData(a3dsrc_t * a, unsigned long aa)
+{
+ vortex_t *vortex = (vortex_t *) (a->vortex);
+
+ // ((aa >> 2) << 8) - (aa >> 2)
+ hwwrite(vortex->mmio,
+ a3d_addrS(a->slice, A3D_SLICE_VDBDest) + (a->source << 2), 0);
+ hwwrite(vortex->mmio,
+ a3d_addrS(a->slice,
+ A3D_SLICE_VDBDest + 4) + (a->source << 2), 0);
+ /*
+ hwwrite(vortex->mmio, 0x19c00 + (((aa>>2)*255*4)+aa)*8, 0);
+ hwwrite(vortex->mmio, 0x19c04 + (((aa>>2)*255*4)+aa)*8, 0);
+ */
+}
+#endif
+
+/* A3D HwSource stuff. */
+
+static void vortex_A3dSourceHw_Initialize(vortex_t * v, int source, int slice)
+{
+ a3dsrc_t *a3dsrc = &(v->a3d[source + (slice * 4)]);
+ //a3dsrc_t *a3dsrc = &(v->a3d[source + (slice*4)]);
+
+ a3dsrc->vortex = (void *)v;
+ a3dsrc->source = source; /* source */
+ a3dsrc->slice = slice; /* slice */
+ a3dsrc_ZeroState(a3dsrc);
+ /* Added by me. */
+ a3dsrc_SetA3DSampleRate(a3dsrc, 0x11);
+}
+
+static int Vort3DRend_Initialize(vortex_t * v, unsigned short mode)
+{
+ v->xt_mode = mode; /* this_14 */
+
+ vortex_XtalkHw_init(v);
+ vortex_XtalkHw_SetGainsAllChan(v);
+ switch (v->xt_mode) {
+ case XT_SPEAKER0:
+ vortex_XtalkHw_ProgramXtalkNarrow(v);
+ break;
+ case XT_SPEAKER1:
+ vortex_XtalkHw_ProgramXtalkWide(v);
+ break;
+ default:
+ case XT_HEADPHONE:
+ vortex_XtalkHw_ProgramPipe(v);
+ break;
+ case XT_DIAMOND:
+ vortex_XtalkHw_ProgramDiamondXtalk(v);
+ break;
+ }
+ vortex_XtalkHw_SetSampleRate(v, 0x11);
+ vortex_XtalkHw_Enable(v);
+ return 0;
+}
+
+/* 3D Sound entry points. */
+
+static int vortex_a3d_register_controls(vortex_t * vortex);
+static void vortex_a3d_unregister_controls(vortex_t * vortex);
+/* A3D base support init/shudown */
+static void vortex_Vort3D_enable(vortex_t *v)
+{
+ int i;
+
+ Vort3DRend_Initialize(v, XT_HEADPHONE);
+ for (i = 0; i < NR_A3D; i++) {
+ vortex_A3dSourceHw_Initialize(v, i % 4, i >> 2);
+ a3dsrc_ZeroStateA3D(&v->a3d[0], v);
+ }
+ /* Register ALSA controls */
+ vortex_a3d_register_controls(v);
+}
+
+static void vortex_Vort3D_disable(vortex_t * v)
+{
+ vortex_XtalkHw_Disable(v);
+ vortex_a3d_unregister_controls(v);
+}
+
+/* Make A3D subsystem connections. */
+static void vortex_Vort3D_connect(vortex_t * v, int en)
+{
+ int i;
+
+// Disable AU8810 routes, since they seem to be wrong (in au8810.h).
+#ifdef CHIP_AU8810
+ return;
+#endif
+
+#if 1
+ /* Alloc Xtalk mixin resources */
+ v->mixxtlk[0] =
+ vortex_adb_checkinout(v, v->fixed_res, en, VORTEX_RESOURCE_MIXIN);
+ if (v->mixxtlk[0] < 0) {
+ dev_warn(v->card->dev,
+ "vortex_Vort3D: ERROR: not enough free mixer resources.\n");
+ return;
+ }
+ v->mixxtlk[1] =
+ vortex_adb_checkinout(v, v->fixed_res, en, VORTEX_RESOURCE_MIXIN);
+ if (v->mixxtlk[1] < 0) {
+ dev_warn(v->card->dev,
+ "vortex_Vort3D: ERROR: not enough free mixer resources.\n");
+ return;
+ }
+#endif
+
+ /* Connect A3D -> XTALK */
+ for (i = 0; i < 4; i++) {
+ // 2 outputs per each A3D slice.
+ vortex_route(v, en, 0x11, ADB_A3DOUT(i * 2), ADB_XTALKIN(i));
+ vortex_route(v, en, 0x11, ADB_A3DOUT(i * 2) + 1, ADB_XTALKIN(5 + i));
+ }
+#if 0
+ vortex_route(v, en, 0x11, ADB_XTALKOUT(0), ADB_EQIN(2));
+ vortex_route(v, en, 0x11, ADB_XTALKOUT(1), ADB_EQIN(3));
+#else
+ /* Connect XTalk -> mixer */
+ vortex_route(v, en, 0x11, ADB_XTALKOUT(0), ADB_MIXIN(v->mixxtlk[0]));
+ vortex_route(v, en, 0x11, ADB_XTALKOUT(1), ADB_MIXIN(v->mixxtlk[1]));
+ vortex_connection_mixin_mix(v, en, v->mixxtlk[0], v->mixplayb[0], 0);
+ vortex_connection_mixin_mix(v, en, v->mixxtlk[1], v->mixplayb[1], 0);
+ vortex_mix_setinputvolumebyte(v, v->mixplayb[0], v->mixxtlk[0],
+ en ? MIX_DEFIGAIN : VOL_MIN);
+ vortex_mix_setinputvolumebyte(v, v->mixplayb[1], v->mixxtlk[1],
+ en ? MIX_DEFIGAIN : VOL_MIN);
+ if (VORTEX_IS_QUAD(v)) {
+ vortex_connection_mixin_mix(v, en, v->mixxtlk[0],
+ v->mixplayb[2], 0);
+ vortex_connection_mixin_mix(v, en, v->mixxtlk[1],
+ v->mixplayb[3], 0);
+ vortex_mix_setinputvolumebyte(v, v->mixplayb[2],
+ v->mixxtlk[0],
+ en ? MIX_DEFIGAIN : VOL_MIN);
+ vortex_mix_setinputvolumebyte(v, v->mixplayb[3],
+ v->mixxtlk[1],
+ en ? MIX_DEFIGAIN : VOL_MIN);
+ }
+#endif
+}
+
+/* Initialize one single A3D source. */
+static void vortex_Vort3D_InitializeSource(a3dsrc_t *a, int en, vortex_t *v)
+{
+ if (a->vortex == NULL) {
+ dev_warn(v->card->dev,
+ "Vort3D_InitializeSource: A3D source not initialized\n");
+ return;
+ }
+ if (en) {
+ a3dsrc_ProgramPipe(a);
+ a3dsrc_SetA3DSampleRate(a, 0x11);
+ a3dsrc_SetTimeConsts(a, HrtfTCDefault,
+ ItdTCDefault, GainTCDefault,
+ CoefTCDefault);
+ /* Remark: zero gain is muted. */
+ //a3dsrc_SetGainTarget(a,0,0);
+ //a3dsrc_SetGainCurrent(a,0,0);
+ a3dsrc_EnableA3D(a);
+ } else {
+ a3dsrc_DisableA3D(a);
+ a3dsrc_ZeroState(a);
+ }
+}
+
+/* Conversion of coordinates into 3D parameters. */
+
+static void vortex_a3d_coord2hrtf(a3d_Hrtf_t hrtf, int *coord)
+{
+ /* FIXME: implement this. */
+
+}
+static void vortex_a3d_coord2itd(a3d_Itd_t itd, int *coord)
+{
+ /* FIXME: implement this. */
+
+}
+static void vortex_a3d_coord2ild(a3d_LRGains_t ild, int left, int right)
+{
+ /* FIXME: implement this. */
+
+}
+static void vortex_a3d_translate_filter(a3d_atmos_t filter, int *params)
+{
+ /* FIXME: implement this. */
+
+}
+
+/* ALSA control interface. */
+
+static int
+snd_vortex_a3d_hrtf_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 6;
+ uinfo->value.integer.min = 0x00000000;
+ uinfo->value.integer.max = 0xffffffff;
+ return 0;
+}
+static int
+snd_vortex_a3d_itd_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0x00000000;
+ uinfo->value.integer.max = 0xffffffff;
+ return 0;
+}
+static int
+snd_vortex_a3d_ild_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 2;
+ uinfo->value.integer.min = 0x00000000;
+ uinfo->value.integer.max = 0xffffffff;
+ return 0;
+}
+static int
+snd_vortex_a3d_filter_info(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_info *uinfo)
+{
+ uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
+ uinfo->count = 4;
+ uinfo->value.integer.min = 0x00000000;
+ uinfo->value.integer.max = 0xffffffff;
+ return 0;
+}
+
+static int
+snd_vortex_a3d_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol)
+{
+ //a3dsrc_t *a = kcontrol->private_data;
+ /* No read yet. Would this be really useable/needed ? */
+
+ return 0;
+}
+
+static int
+snd_vortex_a3d_hrtf_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ a3dsrc_t *a = kcontrol->private_data;
+ int i;
+ int coord[6];
+ for (i = 0; i < 6; i++)
+ coord[i] = ucontrol->value.integer.value[i];
+ /* Translate orientation coordinates to a3d params. */
+ vortex_a3d_coord2hrtf(a->hrtf[0], coord);
+ vortex_a3d_coord2hrtf(a->hrtf[1], coord);
+ a3dsrc_SetHrtfTarget(a, a->hrtf[0], a->hrtf[1]);
+ a3dsrc_SetHrtfCurrent(a, a->hrtf[0], a->hrtf[1]);
+ return 1;
+}
+
+static int
+snd_vortex_a3d_itd_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ a3dsrc_t *a = kcontrol->private_data;
+ int coord[6];
+ int i;
+ for (i = 0; i < 6; i++)
+ coord[i] = ucontrol->value.integer.value[i];
+ /* Translate orientation coordinates to a3d params. */
+ vortex_a3d_coord2itd(a->hrtf[0], coord);
+ vortex_a3d_coord2itd(a->hrtf[1], coord);
+ /* Inter aural time difference. */
+ a3dsrc_SetItdTarget(a, a->itd[0], a->itd[1]);
+ a3dsrc_SetItdCurrent(a, a->itd[0], a->itd[1]);
+ a3dsrc_SetItdDline(a, a->dline);
+ return 1;
+}
+
+static int
+snd_vortex_a3d_ild_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ a3dsrc_t *a = kcontrol->private_data;
+ int l, r;
+ /* There may be some scale tranlation needed here. */
+ l = ucontrol->value.integer.value[0];
+ r = ucontrol->value.integer.value[1];
+ vortex_a3d_coord2ild(a->ild, l, r);
+ /* Left Right panning. */
+ a3dsrc_SetGainTarget(a, l, r);
+ a3dsrc_SetGainCurrent(a, l, r);
+ return 1;
+}
+
+static int
+snd_vortex_a3d_filter_put(struct snd_kcontrol *kcontrol,
+ struct snd_ctl_elem_value *ucontrol)
+{
+ a3dsrc_t *a = kcontrol->private_data;
+ int i;
+ int params[6];
+ for (i = 0; i < 6; i++)
+ params[i] = ucontrol->value.integer.value[i];
+ /* Translate generic filter params to a3d filter params. */
+ vortex_a3d_translate_filter(a->filter, params);
+ /* Atmospheric absorption and filtering. */
+ a3dsrc_SetAtmosTarget(a, a->filter[0],
+ a->filter[1], a->filter[2],
+ a->filter[3], a->filter[4]);
+ a3dsrc_SetAtmosCurrent(a, a->filter[0],
+ a->filter[1], a->filter[2],
+ a->filter[3], a->filter[4]);
+ return 1;
+}
+
+static const struct snd_kcontrol_new vortex_a3d_kcontrol = {
+ .iface = SNDRV_CTL_ELEM_IFACE_PCM,
+ .name = "Playback PCM advanced processing",
+ .access = SNDRV_CTL_ELEM_ACCESS_READWRITE,
+ .info = snd_vortex_a3d_hrtf_info,
+ .get = snd_vortex_a3d_get,
+ .put = snd_vortex_a3d_hrtf_put,
+};
+
+/* Control (un)registration. */
+static int vortex_a3d_register_controls(vortex_t *vortex)
+{
+ struct snd_kcontrol *kcontrol;
+ int err, i;
+ /* HRTF controls. */
+ for (i = 0; i < NR_A3D; i++) {
+ kcontrol = snd_ctl_new1(&vortex_a3d_kcontrol, &vortex->a3d[i]);
+ if (!kcontrol)
+ return -ENOMEM;
+ kcontrol->id.numid = CTRLID_HRTF;
+ kcontrol->info = snd_vortex_a3d_hrtf_info;
+ kcontrol->put = snd_vortex_a3d_hrtf_put;
+ err = snd_ctl_add(vortex->card, kcontrol);
+ if (err < 0)
+ return err;
+ }
+ /* ITD controls. */
+ for (i = 0; i < NR_A3D; i++) {
+ kcontrol = snd_ctl_new1(&vortex_a3d_kcontrol, &vortex->a3d[i]);
+ if (!kcontrol)
+ return -ENOMEM;
+ kcontrol->id.numid = CTRLID_ITD;
+ kcontrol->info = snd_vortex_a3d_itd_info;
+ kcontrol->put = snd_vortex_a3d_itd_put;
+ err = snd_ctl_add(vortex->card, kcontrol);
+ if (err < 0)
+ return err;
+ }
+ /* ILD (gains) controls. */
+ for (i = 0; i < NR_A3D; i++) {
+ kcontrol = snd_ctl_new1(&vortex_a3d_kcontrol, &vortex->a3d[i]);
+ if (!kcontrol)
+ return -ENOMEM;
+ kcontrol->id.numid = CTRLID_GAINS;
+ kcontrol->info = snd_vortex_a3d_ild_info;
+ kcontrol->put = snd_vortex_a3d_ild_put;
+ err = snd_ctl_add(vortex->card, kcontrol);
+ if (err < 0)
+ return err;
+ }
+ /* Filter controls. */
+ for (i = 0; i < NR_A3D; i++) {
+ kcontrol = snd_ctl_new1(&vortex_a3d_kcontrol, &vortex->a3d[i]);
+ if (!kcontrol)
+ return -ENOMEM;
+ kcontrol->id.numid = CTRLID_FILTER;
+ kcontrol->info = snd_vortex_a3d_filter_info;
+ kcontrol->put = snd_vortex_a3d_filter_put;
+ err = snd_ctl_add(vortex->card, kcontrol);
+ if (err < 0)
+ return err;
+ }
+ return 0;
+}
+
+static void vortex_a3d_unregister_controls(vortex_t * vortex)
+{
+
+}
+
+/* End of File*/