[media] xc4000: remove XREG_BUSY code only supported in xc5000

The xc4000 driver is based on the original xc5000 driver, and while the
xc5000 supports the XREG_BUSY register, the xc4000 does not.  So remove the
code in question.

Signed-off-by: Devin Heitmueller <dheitmueller@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/common/tuners/xc4000.c b/drivers/media/common/tuners/xc4000.c
index a7f8b29e38fd5f24997d9d04e81c8cfd3d95d3dc..fd9119eb33167bf60077f60518d287ca13ea9226 100644 (file)
--- a/drivers/media/common/tuners/xc4000.c
+++ b/drivers/media/common/tuners/xc4000.c
@@ -130,7 +130,6 @@ struct xc4000_priv {
 #define XREG_SNR          0x06
 #define XREG_VERSION      0x07
 #define XREG_PRODUCT_ID   0x08
-//#define XREG_BUSY         0x09
 //#define XREG_BUILD        0x0D
 
 /*
@@ -310,7 +309,6 @@ static int xc4000_TunerReset(struct dvb_frontend *fe)
 static int xc_write_reg(struct xc4000_priv *priv, u16 regAddr, u16 i2cData)
 {
        u8 buf[4];
-//     int WatchDogTimer = 100;
        int result;
 
        buf[0] = (regAddr >> 8) & 0xFF;
@@ -318,30 +316,6 @@ static int xc_write_reg(struct xc4000_priv *priv, u16 regAddr, u16 i2cData)
        buf[2] = (i2cData >> 8) & 0xFF;
        buf[3] = i2cData & 0xFF;
        result = xc_send_i2c_data(priv, buf, 4);
-//WAS THERE
-//     if (result == XC_RESULT_SUCCESS) {
-//             /* wait for busy flag to clear */
-//             while ((WatchDogTimer > 0) && (result == XC_RESULT_SUCCESS)) {
-//                     buf[0] = 0;
-//                     buf[1] = XREG_BUSY;
-//
-//                     result = xc_send_i2c_data(priv, buf, 2);
-//                     if (result == XC_RESULT_SUCCESS) {
-//                             result = xc_read_i2c_data(priv, buf, 2);
-//                             if (result == XC_RESULT_SUCCESS) {
-//                                     if ((buf[0] == 0) && (buf[1] == 0)) {
-//                                             /* busy flag cleared */
-//                                     break;
-//                                     } else {
-//                                             xc_wait(5); /* wait 5 ms */
-//                                             WatchDogTimer--;
-//                                     }
-//                             }
-//                     }
-//             }
-//     }
-//     if (WatchDogTimer < 0)
-//             result = XC_RESULT_I2C_WRITE_FAILURE;
 
        return result;
 }