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authorManu Abraham <abraham.manu@gmail.com>2007-10-30 19:46:49 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2008-12-29 17:53:20 -0200
commitb168e351a50086e582d3cb42eb4336387ce1ddab (patch)
treee5ac1d69611c5ec81fc122f32229302d3ced6d50 /drivers
parent947881a999e8bcde98c9cb637316cb8026af4f71 (diff)
V4L/DVB (9435): Add post process interfaces
Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/dvb/frontends/stb0899_drv.c34
-rw-r--r--drivers/media/dvb/frontends/stb0899_drv.h43
2 files changed, 77 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);
}
}
}
diff --git a/drivers/media/dvb/frontends/stb0899_drv.h b/drivers/media/dvb/frontends/stb0899_drv.h
index 1e28114febf..45136d9aaeb 100644
--- a/drivers/media/dvb/frontends/stb0899_drv.h
+++ b/drivers/media/dvb/frontends/stb0899_drv.h
@@ -50,6 +50,47 @@ enum stb0899_inversion {
IQ_SWAP_AUTO
};
+#define STB0899_GPIO00 0xf140
+#define STB0899_GPIO01 0xf141
+#define STB0899_GPIO02 0xf142
+#define STB0899_GPIO03 0xf143
+#define STB0899_GPIO04 0xf144
+#define STB0899_GPIO05 0xf145
+#define STB0899_GPIO06 0xf146
+#define STB0899_GPIO07 0xf147
+#define STB0899_GPIO08 0xf148
+#define STB0899_GPIO09 0xf149
+#define STB0899_GPIO10 0xf14a
+#define STB0899_GPIO11 0xf14b
+#define STB0899_GPIO12 0xf14c
+#define STB0899_GPIO13 0xf14d
+#define STB0899_GPIO14 0xf14e
+#define STB0899_GPIO15 0xf14f
+#define STB0899_GPIO16 0xf150
+#define STB0899_GPIO17 0xf151
+#define STB0899_GPIO18 0xf152
+#define STB0899_GPIO19 0xf153
+#define STB0899_GPIO20 0xf154
+
+#define STB0899_GPIOPULLUP 0x01 /* Output device is connected to Vdd */
+#define STB0899_GPIOPULLDN 0x00 /* Output device is connected to Vss */
+
+#define STB0899_POSTPROC_GPIO_POWER 0x00
+#define STB0899_POSTPROC_GPIO_LOCK 0x01
+
+/*
+ * Post process output configuration control
+ * 1. POWER ON/OFF (index 0)
+ * 2. FE_HAS_LOCK/LOCK_LOSS (index 1)
+ *
+ * @gpio = one of the above listed GPIO's
+ * @level = output state: pulled up or low
+ */
+struct stb0899_postproc {
+ u16 gpio;
+ u8 level;
+};
+
struct stb0899_config {
const struct stb0899_s1_reg *init_dev;
const struct stb0899_s2_reg *init_s2_demod;
@@ -57,6 +98,8 @@ struct stb0899_config {
const struct stb0899_s2_reg *init_s2_fec;
const struct stb0899_s1_reg *init_tst;
+ const struct stb0899_postproc *postproc;
+
enum stb0899_inversion inversion;
u32 xtal_freq;