[media] drxk: Allow enabling MERR/MVAL cfg

Those two settings are different when used with az6007. Add
a config option to enable it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

4 files changed, 13 insertions, 2 deletions

diff --git a/drivers/media/dvb/dvb-usb/az6007.c b/drivers/media/dvb/dvb-usb/az6007.c
index bf8d20151b05..81fdc90be449 100644
--- a/drivers/media/dvb/dvb-usb/az6007.c
+++ b/drivers/media/dvb/dvb-usb/az6007.c
@@ -67,6 +67,7 @@ static struct drxk_config terratec_h7_drxk = {
         .parallel_ts = true,
         .dynamic_clk = true,
         .single_master = true,
+        .enable_merr_cfg = true,
         .no_i2c_bridge = false,
         .chunk_size = 64,
         .mpeg_out_clk_strength = 0x02,
diff --git a/drivers/media/dvb/frontends/drxk.h b/drivers/media/dvb/frontends/drxk.h
index ca921c77f71f..9d64e4fea066 100644
--- a/drivers/media/dvb/frontends/drxk.h
+++ b/drivers/media/dvb/frontends/drxk.h
@@ -12,6 +12,7 @@
  *                      Serial otherwise.
  * @dynamic_clk:        True means that the clock will be dynamically
  *                      adjusted. Static clock otherwise.
+ * @enable_merr_cfg:    Enable SIO_PDR_PERR_CFG/SIO_PDR_MVAL_CFG.
  * @single_master:      Device is on the single master mode
  * @no_i2c_bridge:      Don't switch the I2C bridge to talk with tuner
  * @antenna_gpio:       GPIO bit used to control the antenna
@@ -29,6 +30,7 @@ struct drxk_config {
         bool    no_i2c_bridge;
         bool    parallel_ts;
         bool    dynamic_clk;
+        bool    enable_merr_cfg;
 
         bool    antenna_dvbt;
         u16     antenna_gpio;
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c
index d25b0d20038b..5fa192731fcd 100644
--- a/drivers/media/dvb/frontends/drxk_hard.c
+++ b/drivers/media/dvb/frontends/drxk_hard.c
@@ -1179,6 +1179,7 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable)
         int status = -1;
         u16 sioPdrMclkCfg = 0;
         u16 sioPdrMdxCfg = 0;
+        u16 err_cfg = 0;
 
         dprintk(1, ": mpeg %s, %s mode\n",
                 mpegEnable ? "enable" : "disable",
@@ -1244,12 +1245,17 @@ static int MPEGTSConfigurePins(struct drxk_state *state, bool mpegEnable)
                 status = write16(state, SIO_PDR_MSTRT_CFG__A, sioPdrMdxCfg);
                 if (status < 0)
                         goto error;
-                status = write16(state, SIO_PDR_MERR_CFG__A, 0x0000);   /* Disable */
+
+                if (state->enable_merr_cfg)
+                        err_cfg = sioPdrMdxCfg;
+
+                status = write16(state, SIO_PDR_MERR_CFG__A, err_cfg);
                 if (status < 0)
                         goto error;
-                status = write16(state, SIO_PDR_MVAL_CFG__A, 0x0000);   /* Disable */
+                status = write16(state, SIO_PDR_MVAL_CFG__A, err_cfg);
                 if (status < 0)
                         goto error;
+
                 if (state->m_enableParallel == true) {
                         /* paralel -> enable MD1 to MD7 */
                         status = write16(state, SIO_PDR_MD1_CFG__A, sioPdrMdxCfg);
@@ -6379,6 +6385,7 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config,
         state->antenna_gpio = config->antenna_gpio;
         state->antenna_dvbt = config->antenna_dvbt;
         state->m_ChunkSize = config->chunk_size;
+        state->enable_merr_cfg = config->enable_merr_cfg;
 
         if (config->dynamic_clk) {
                 state->m_DVBTStaticCLK = 0;
diff --git a/drivers/media/dvb/frontends/drxk_hard.h b/drivers/media/dvb/frontends/drxk_hard.h
index 3a58b73eb9b9..4bbf841de83a 100644
--- a/drivers/media/dvb/frontends/drxk_hard.h
+++ b/drivers/media/dvb/frontends/drxk_hard.h
@@ -332,6 +332,7 @@ struct drxk_state {
 
         u16     UIO_mask;       /* Bits used by UIO */
 
+        bool    enable_merr_cfg;
         bool    single_master;
         bool    no_i2c_bridge;
         bool    antenna_dvbt;