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| author | marha <marha@users.sourceforge.net> | 2010-05-15 16:28:11 +0000 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2010-05-15 16:28:11 +0000 |
| commit | c38dead3ea7e177728d90cd815cf4eead0c9f534 (patch) | |
| tree | b809dba1dc9013bb1e67a5ee388f2dd217dc0f88 /xorg-server/hw/xfree86/i2c/tda8425.c | |
| parent | 6083a94d68878c9ad5f59b28bd07e4738e9fb7b4 (diff) | |
| download | vcxsrv-c38dead3ea7e177728d90cd815cf4eead0c9f534.tar.gz vcxsrv-c38dead3ea7e177728d90cd815cf4eead0c9f534.tar.bz2 vcxsrv-c38dead3ea7e177728d90cd815cf4eead0c9f534.zip | |
xserver git update 15/5/2010
Diffstat (limited to 'xorg-server/hw/xfree86/i2c/tda8425.c')
| -rw-r--r-- | xorg-server/hw/xfree86/i2c/tda8425.c | 156 |
1 files changed, 78 insertions, 78 deletions
diff --git a/xorg-server/hw/xfree86/i2c/tda8425.c b/xorg-server/hw/xfree86/i2c/tda8425.c index 7631a0863..abbbb2a03 100644 --- a/xorg-server/hw/xfree86/i2c/tda8425.c +++ b/xorg-server/hw/xfree86/i2c/tda8425.c @@ -1,78 +1,78 @@ -#ifdef HAVE_XORG_CONFIG_H -#include <xorg-config.h> -#endif - -#include "xf86.h" -#include "xf86i2c.h" -#include "tda8425.h" -#include "i2c_def.h" - -#define TDA8425(a,b) { \ - data[0]=a; \ - data[1]=b; \ - I2C_WriteRead(&(t->d), data, 2, NULL, 0); \ - } - -TDA8425Ptr Detect_tda8425(I2CBusPtr b, I2CSlaveAddr addr, Bool force) -{ - TDA8425Ptr t; - - t = xcalloc(1, sizeof(TDA8425Rec)); - if(t == NULL) return NULL; - t->d.DevName = "TDA8425 BTSC Stereo Audio Processor"; - t->d.SlaveAddr = addr; - t->d.pI2CBus = b; - t->d.NextDev = NULL; - t->d.StartTimeout = b->StartTimeout; - t->d.BitTimeout = b->BitTimeout; - t->d.AcknTimeout = b->AcknTimeout; - t->d.ByteTimeout = b->ByteTimeout; - - if(!force && !I2CProbeAddress(b, addr)) - { - xfree(t); - return NULL; - } - - /* set default parameters */ - if(!I2CDevInit(&(t->d))) - { - xfree(t); - return NULL; - } - - return t; -} - -Bool tda8425_init(TDA8425Ptr t) -{ - t->stereo = 3; /* 3 = Spacial 2 = Linear 1 = Pseudo 0 = Forced mono */ - t->v_left = 0xFF; /* FF - C0 */ - t->v_right = 0xFF; /* FF - C0 */ - t->bass = 0xF6; /* 0xFF - 0xF0 */ - t->treble = 0xF6; /* 0xFF - 0xF0 */ - t->src_sel = 3; /* 3 - stereo */ - t->mute = TRUE; - t->mux = 0; /* 0 - source one, 1 -source 2 */ - - tda8425_setaudio(t); - return TRUE; -} - -void tda8425_setaudio(TDA8425Ptr t) -{ - I2CByte data[2]; - - TDA8425(0x00, t->v_left ); - TDA8425(0x01, t->v_right ); - TDA8425(0x02, t->bass ); - TDA8425(0x03, t->treble ); - TDA8425(0x08, 0xC0 | (t->mute ? 0x20 : 0x0) | (t->stereo << 3) | (t->src_sel << 1) | - t->mux); -} - -void tda8425_mute(TDA8425Ptr t, Bool mute) -{ - t->mute = mute; - tda8425_setaudio(t); -} +#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "xf86.h"
+#include "xf86i2c.h"
+#include "tda8425.h"
+#include "i2c_def.h"
+
+#define TDA8425(a,b) { \
+ data[0]=a; \
+ data[1]=b; \
+ I2C_WriteRead(&(t->d), data, 2, NULL, 0); \
+ }
+
+TDA8425Ptr Detect_tda8425(I2CBusPtr b, I2CSlaveAddr addr, Bool force)
+{
+ TDA8425Ptr t;
+
+ t = calloc(1, sizeof(TDA8425Rec));
+ if(t == NULL) return NULL;
+ t->d.DevName = "TDA8425 BTSC Stereo Audio Processor";
+ t->d.SlaveAddr = addr;
+ t->d.pI2CBus = b;
+ t->d.NextDev = NULL;
+ t->d.StartTimeout = b->StartTimeout;
+ t->d.BitTimeout = b->BitTimeout;
+ t->d.AcknTimeout = b->AcknTimeout;
+ t->d.ByteTimeout = b->ByteTimeout;
+
+ if(!force && !I2CProbeAddress(b, addr))
+ {
+ free(t);
+ return NULL;
+ }
+
+ /* set default parameters */
+ if(!I2CDevInit(&(t->d)))
+ {
+ free(t);
+ return NULL;
+ }
+
+ return t;
+}
+
+Bool tda8425_init(TDA8425Ptr t)
+{
+ t->stereo = 3; /* 3 = Spacial 2 = Linear 1 = Pseudo 0 = Forced mono */
+ t->v_left = 0xFF; /* FF - C0 */
+ t->v_right = 0xFF; /* FF - C0 */
+ t->bass = 0xF6; /* 0xFF - 0xF0 */
+ t->treble = 0xF6; /* 0xFF - 0xF0 */
+ t->src_sel = 3; /* 3 - stereo */
+ t->mute = TRUE;
+ t->mux = 0; /* 0 - source one, 1 -source 2 */
+
+ tda8425_setaudio(t);
+ return TRUE;
+}
+
+void tda8425_setaudio(TDA8425Ptr t)
+{
+ I2CByte data[2];
+
+ TDA8425(0x00, t->v_left );
+ TDA8425(0x01, t->v_right );
+ TDA8425(0x02, t->bass );
+ TDA8425(0x03, t->treble );
+ TDA8425(0x08, 0xC0 | (t->mute ? 0x20 : 0x0) | (t->stereo << 3) | (t->src_sel << 1) |
+ t->mux);
+}
+
+void tda8425_mute(TDA8425Ptr t, Bool mute)
+{
+ t->mute = mute;
+ tda8425_setaudio(t);
+}
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