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authormarha <marha@users.sourceforge.net>2012-03-23 10:05:55 +0100
committermarha <marha@users.sourceforge.net>2012-03-23 10:05:55 +0100
commit0f834b91a4768673833ab4917e87d86c237bb1a6 (patch)
tree363489504ed4b2d360259b8de4c9e392918e5d02 /xorg-server/hw/xfree86/i2c/tda9885.c
parentfc72edebf875378459368c5383d9023730cbca54 (diff)
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23 Mar 2012
Diffstat (limited to 'xorg-server/hw/xfree86/i2c/tda9885.c')
-rw-r--r--xorg-server/hw/xfree86/i2c/tda9885.c204
1 files changed, 100 insertions, 104 deletions
diff --git a/xorg-server/hw/xfree86/i2c/tda9885.c b/xorg-server/hw/xfree86/i2c/tda9885.c
index f22233995..fd859bde0 100644
--- a/xorg-server/hw/xfree86/i2c/tda9885.c
+++ b/xorg-server/hw/xfree86/i2c/tda9885.c
@@ -1,104 +1,100 @@
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include "xf86.h"
-#include "xf86i2c.h"
-#include "tda9885.h"
-#include "i2c_def.h"
-
-
-TDA9885Ptr Detect_tda9885(I2CBusPtr b, I2CSlaveAddr addr)
-{
- TDA9885Ptr t;
- I2CByte a;
-
- t = calloc(1, sizeof(TDA9885Rec));
- if(t == NULL) return NULL;
- switch(addr)
- {
- case TDA9885_ADDR_1:
- case TDA9885_ADDR_2:
- case TDA9885_ADDR_3:
- case TDA9885_ADDR_4:
- t->d.DevName = "TDA9885 Alignment-free IF-PLL";
- break;
- default:
- t->d.DevName = "Generic TDAxxxx";
- break;
- }
- 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(!I2C_WriteRead(&(t->d), NULL, 0, &a, 1))
- {
- free(t);
- return NULL;
- }
-
- /* set default parameters */
- if(!I2CDevInit(&(t->d)))
- {
- free(t);
- return NULL;
- }
-
- return t;
-}
-
-Bool tda9885_init(TDA9885Ptr t)
-{
- t->forced_mute_audio=1;
- return TRUE;
-}
-
-void tda9885_getstatus(TDA9885Ptr t)
-{
-CARD8 value;
-
-I2C_WriteRead(&(t->d), NULL, 0, &value, 1);
-t->after_reset=value & 1;
-t->afc_status=(value >> 1) & 0xf;
-t->fm_carrier=(value>>5)& 1;
-t->vif_level=(value >>6) & 1;
-t->afc_win=(value >> 7)&1;
-}
-
-void tda9885_setparameters(TDA9885Ptr t)
-{
-CARD8 data[4];
-
-data[0]=0; /* start with subaddress 0 */
-data[1]=(t->sound_trap & 1) |
- ((t->auto_mute_fm &1)<<1) |
- ((t->carrier_mode &1)<<2) |
- ((t->modulation &3)<<3) |
- ((t->forced_mute_audio &1)<<5) |
- ((t->port1 & 1)<<6) |
- ((t->port2 &1)<<7); /* B data */
-data[2]=(t->top_adjustment & 0x1f) |
- ((t->deemphasis & 0x3)<<5) |
- ((t->audio_gain & 1) << 7); /* C data */
-data[3]=(t->standard_sound_carrier & 0x3) |
- ((t->standard_video_if & 0x07)<<2) |
- ((t->minimum_gain & 0x01)<<5) |
- ((t->gating & 0x01)<<6) |
- ((t->vif_agc & 0x01)<<7); /* E data */
-
-I2C_WriteRead(&(t->d), data, 4, NULL, 0);
-
-xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"TDA9885 setparam: B data: %x, C data: %x, E data: %x\n", data[1], data[2], data[3]);
-}
-
-void tda9885_dumpstatus(TDA9885Ptr t)
-{
-xf86DrvMsg(t->d.pI2CBus->scrnIndex,X_INFO,"TDA9885 status: after_reset=%d afc_status=%d (%3.1f kHz off) fm_carrier=%d vif_level=%d afc_win=%d %s\n",
- t->after_reset, t->afc_status,
- (t->afc_status<8)?-12.5-t->afc_status*25.0:-12.5+(16-t->afc_status)*25.0,
- t->fm_carrier, t->vif_level, t->afc_win, t->afc_win?"VCO in": "VCO out");
-}
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include "xf86.h"
+#include "xf86i2c.h"
+#include "tda9885.h"
+#include "i2c_def.h"
+
+TDA9885Ptr
+Detect_tda9885(I2CBusPtr b, I2CSlaveAddr addr)
+{
+ TDA9885Ptr t;
+ I2CByte a;
+
+ t = calloc(1, sizeof(TDA9885Rec));
+ if (t == NULL)
+ return NULL;
+ switch (addr) {
+ case TDA9885_ADDR_1:
+ case TDA9885_ADDR_2:
+ case TDA9885_ADDR_3:
+ case TDA9885_ADDR_4:
+ t->d.DevName = "TDA9885 Alignment-free IF-PLL";
+ break;
+ default:
+ t->d.DevName = "Generic TDAxxxx";
+ break;
+ }
+ 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 (!I2C_WriteRead(&(t->d), NULL, 0, &a, 1)) {
+ free(t);
+ return NULL;
+ }
+
+ /* set default parameters */
+ if (!I2CDevInit(&(t->d))) {
+ free(t);
+ return NULL;
+ }
+
+ return t;
+}
+
+Bool
+tda9885_init(TDA9885Ptr t)
+{
+ t->forced_mute_audio = 1;
+ return TRUE;
+}
+
+void
+tda9885_getstatus(TDA9885Ptr t)
+{
+ CARD8 value;
+
+ I2C_WriteRead(&(t->d), NULL, 0, &value, 1);
+ t->after_reset = value & 1;
+ t->afc_status = (value >> 1) & 0xf;
+ t->fm_carrier = (value >> 5) & 1;
+ t->vif_level = (value >> 6) & 1;
+ t->afc_win = (value >> 7) & 1;
+}
+
+void
+tda9885_setparameters(TDA9885Ptr t)
+{
+ CARD8 data[4];
+
+ data[0] = 0; /* start with subaddress 0 */
+ data[1] = (t->sound_trap & 1) | ((t->auto_mute_fm & 1) << 1) | ((t->carrier_mode & 1) << 2) | ((t->modulation & 3) << 3) | ((t->forced_mute_audio & 1) << 5) | ((t->port1 & 1) << 6) | ((t->port2 & 1) << 7); /* B data */
+ data[2] = (t->top_adjustment & 0x1f) | ((t->deemphasis & 0x3) << 5) | ((t->audio_gain & 1) << 7); /* C data */
+ data[3] = (t->standard_sound_carrier & 0x3) | ((t->standard_video_if & 0x07) << 2) | ((t->minimum_gain & 0x01) << 5) | ((t->gating & 0x01) << 6) | ((t->vif_agc & 0x01) << 7); /* E data */
+
+ I2C_WriteRead(&(t->d), data, 4, NULL, 0);
+
+ xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO,
+ "TDA9885 setparam: B data: %x, C data: %x, E data: %x\n",
+ data[1], data[2], data[3]);
+}
+
+void
+tda9885_dumpstatus(TDA9885Ptr t)
+{
+ xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO,
+ "TDA9885 status: after_reset=%d afc_status=%d (%3.1f kHz off) fm_carrier=%d vif_level=%d afc_win=%d %s\n",
+ t->after_reset, t->afc_status,
+ (t->afc_status <
+ 8) ? -12.5 - t->afc_status * 25.0 : -12.5 + (16 -
+ t->afc_status) *
+ 25.0, t->fm_carrier, t->vif_level, t->afc_win,
+ t->afc_win ? "VCO in" : "VCO out");
+}