V4L/DVB (9435): Add post process interfaces

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 34 insertions, 0 deletions

diff --git a/drivers/media/dvb/frontends/stb0899_drv.c b/drivers/media/dvb/frontends/stb0899_drv.c
index 9f5254aee39..0b1d9447663 100644
--- a/drivers/media/dvb/frontends/stb0899_drv.c
+++ b/drivers/media/dvb/frontends/stb0899_drv.c
@@ -580,11 +580,35 @@ static void stb0899_set_mclk(struct stb0899_state *state, u32 Mclk)
         dprintk(verbose, FE_DEBUG, 1, "MasterCLOCK=%d", internal->master_clk);
 }
 
+static int stb0899_postproc(struct stb0899_state *state, u8 ctl, int enable)
+{
+        struct stb0899_config *config           = state->config;
+        struct stb0899_postproc *postproc       = config->postproc;
+
+        /* post process event */
+        if (postproc) {
+                if (enable) {
+                        if (postproc[STB0899_POSTPROC_GPIO_POWER].level == STB0899_GPIOPULLUP)
+                                stb0899_write_reg(state, postproc[ctl].gpio, 0x02);
+                        else
+                                stb0899_write_reg(state, postproc[ctl].gpio, 0x82);
+                } else {
+                        if (postproc[STB0899_POSTPROC_GPIO_POWER].level == STB0899_GPIOPULLUP)
+                                stb0899_write_reg(state, postproc[ctl].gpio, 0x82);
+                        else
+                                stb0899_write_reg(state, postproc[ctl].gpio, 0x02);
+                }
+        }
+        return 0;
+}
+
 static void stb0899_release(struct dvb_frontend *fe)
 {
         struct stb0899_state *state = fe->demodulator_priv;
 
         dprintk(verbose, FE_DEBUG, 1, "Release Frontend");
+        /* post process event */
+        stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 0);
         kfree(state);
 }
 
@@ -839,6 +863,9 @@ static int stb0899_sleep(struct dvb_frontend *fe)
         u8 reg;
 
         dprintk(verbose, FE_DEBUG, 1, "Going to Sleep .. (Really tired .. :-))");
+        /* post process event */
+        stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 0);
+
         return 0;
 }
 
@@ -855,6 +882,9 @@ static int stb0899_wakeup(struct dvb_frontend *fe)
         if ((rc = stb0899_write_reg(state, STB0899_STOPCLK2, 0x00)))
                 return rc;
 
+        /* post process event */
+        stb0899_postproc(state, STB0899_POSTPROC_GPIO_POWER, 1);
+
         return 0;
 }
 
@@ -1050,6 +1080,8 @@ static int stb0899_read_status(struct dvb_frontend *fe, enum fe_status *status)
                                 if (STB0899_GETFIELD(VITCURPUN, reg)) {
                                         dprintk(state->verbose, FE_DEBUG, 1, "--------> FE_HAS_VITERBI | FE_HAS_SYNC");
                                         *status |= FE_HAS_VITERBI | FE_HAS_SYNC;
+                                        /* post process event */
+                                        stb0899_postproc(state, STB0899_POSTPROC_GPIO_LOCK, 1);
                                 }
                         }
                 }
@@ -1079,6 +1111,8 @@ static int stb0899_read_status(struct dvb_frontend *fe, enum fe_status *status)
                                         *status |= FE_HAS_SYNC;
                                         dprintk(state->verbose, FE_DEBUG, 1,
                                                 "Packet Delineator found SYNC ! -----> DVB-S2 FE_HAS_SYNC");
+                                        /* post process event */
+                                        stb0899_postproc(state, STB0899_POSTPROC_GPIO_LOCK, 1);
                                 }
                         }
                 }