V4L/DVB (5633): Tuv1236d: move rf input switching code into dvb-pll

This patch removes duplicate code from cx88-dvb and saa7134-dvb that handles
rf input switching for the TUV1236d tuner.

The functionality is added to dvb-pll, where all the other code that 
handles the TUV1236d is kept.

Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/dvb-pll.c b/drivers/media/dvb/frontends/dvb-pll.c
index 0e3195f95756..1363cc8c906e 100644
--- a/drivers/media/dvb/frontends/dvb-pll.c
+++ b/drivers/media/dvb/frontends/dvb-pll.c
@@ -343,11 +343,25 @@ EXPORT_SYMBOL(dvb_pll_tdhu2);
 /* Philips TUV1236D
  * used in ATI HDTV Wonder
  */
+static void tuv1236d_rf(u8 *buf, const struct dvb_frontend_parameters *params)
+{
+        switch (params->u.vsb.modulation) {
+                case QAM_64:
+                case QAM_256:
+                        buf[3] |= 0x08;
+                        break;
+                case VSB_8:
+                default:
+                        buf[3] &= ~0x08;
+        }
+}
+
 struct dvb_pll_desc dvb_pll_tuv1236d = {
         .name  = "Philips TUV1236D",
         .min   =  54000000,
         .max   = 864000000,
         .iffreq= 44000000,
+        .set   = tuv1236d_rf,
         .count = 3,
         .entries = {
                 { 157250000, 62500, 0xc6, 0x41 },