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Diffstat (limited to 'drivers/media/dvb/frontends/dib3000-common.c')
-rw-r--r--drivers/media/dvb/frontends/dib3000-common.c83
1 files changed, 0 insertions, 83 deletions
diff --git a/drivers/media/dvb/frontends/dib3000-common.c b/drivers/media/dvb/frontends/dib3000-common.c
deleted file mode 100644
index 1a4f1f7..0000000
--- a/drivers/media/dvb/frontends/dib3000-common.c
+++ /dev/null
@@ -1,83 +0,0 @@
-#include "dib3000-common.h"
-
-#ifdef CONFIG_DVB_DIBCOM_DEBUG
-static int debug;
-module_param(debug, int, 0644);
-MODULE_PARM_DESC(debug, "set debugging level (1=info,2=i2c,4=srch (|-able)).");
-#endif
-#define deb_info(args...) dprintk(0x01,args)
-#define deb_i2c(args...) dprintk(0x02,args)
-#define deb_srch(args...) dprintk(0x04,args)
-
-
-int dib3000_read_reg(struct dib3000_state *state, u16 reg)
-{
- u8 wb[] = { ((reg >> 8) | 0x80) & 0xff, reg & 0xff };
- u8 rb[2];
- struct i2c_msg msg[] = {
- { .addr = state->config.demod_address, .flags = 0, .buf = wb, .len = 2 },
- { .addr = state->config.demod_address, .flags = I2C_M_RD, .buf = rb, .len = 2 },
- };
-
- if (i2c_transfer(state->i2c, msg, 2) != 2)
- deb_i2c("i2c read error\n");
-
- deb_i2c("reading i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,
- (rb[0] << 8) | rb[1],(rb[0] << 8) | rb[1]);
-
- return (rb[0] << 8) | rb[1];
-}
-
-int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val)
-{
- u8 b[] = {
- (reg >> 8) & 0xff, reg & 0xff,
- (val >> 8) & 0xff, val & 0xff,
- };
- struct i2c_msg msg[] = {
- { .addr = state->config.demod_address, .flags = 0, .buf = b, .len = 4 }
- };
- deb_i2c("writing i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,val,val);
-
- return i2c_transfer(state->i2c,msg, 1) != 1 ? -EREMOTEIO : 0;
-}
-
-int dib3000_search_status(u16 irq,u16 lock)
-{
- if (irq & 0x02) {
- if (lock & 0x01) {
- deb_srch("auto search succeeded\n");
- return 1; // auto search succeeded
- } else {
- deb_srch("auto search not successful\n");
- return 0; // auto search failed
- }
- } else if (irq & 0x01) {
- deb_srch("auto search failed\n");
- return 0; // auto search failed
- }
- return -1; // try again
-}
-
-/* for auto search */
-u16 dib3000_seq[2][2][2] = /* fft,gua, inv */
- { /* fft */
- { /* gua */
- { 0, 1 }, /* 0 0 { 0,1 } */
- { 3, 9 }, /* 0 1 { 0,1 } */
- },
- {
- { 2, 5 }, /* 1 0 { 0,1 } */
- { 6, 11 }, /* 1 1 { 0,1 } */
- }
- };
-
-MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de");
-MODULE_DESCRIPTION("Common functions for the dib3000mb/dib3000mc dvb frontend drivers");
-MODULE_LICENSE("GPL");
-
-EXPORT_SYMBOL(dib3000_seq);
-
-EXPORT_SYMBOL(dib3000_read_reg);
-EXPORT_SYMBOL(dib3000_write_reg);
-EXPORT_SYMBOL(dib3000_search_status);
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