[media] drxk: add support for Mpeg output clock drive strength config

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

3 files changed, 10 insertions, 9 deletions

diff --git a/drivers/media/dvb/dvb-usb/az6007.c b/drivers/media/dvb/dvb-usb/az6007.c
index 00a0bf1c795e..bf8d20151b05 100644
--- a/drivers/media/dvb/dvb-usb/az6007.c
+++ b/drivers/media/dvb/dvb-usb/az6007.c
@@ -69,6 +69,7 @@ static struct drxk_config terratec_h7_drxk = {
         .single_master = true,
         .no_i2c_bridge = false,
         .chunk_size = 64,
+        .mpeg_out_clk_strength = 0x02,
         .microcode_name = "dvb-usb-terratec-h7-az6007.fw",
 };
 
@@ -278,12 +279,10 @@ static int az6007_led_on_off(struct usb_interface *intf, int onoff)
 {
         struct usb_device *udev = interface_to_usbdev(intf);
         int ret;
-
         /* TS through */
         ret = az6007_write(udev, AZ6007_POWER, onoff, 0, NULL, 0);
         if (ret < 0)
                 err("%s failed with error %d", __func__, ret);
-
         return ret;
 }
 
diff --git a/drivers/media/dvb/frontends/drxk.h b/drivers/media/dvb/frontends/drxk.h
index 6b0fd2c5dcd6..ca921c77f71f 100644
--- a/drivers/media/dvb/frontends/drxk.h
+++ b/drivers/media/dvb/frontends/drxk.h
@@ -17,6 +17,7 @@
  * @antenna_gpio:       GPIO bit used to control the antenna
  * @antenna_dvbt:       GPIO bit for changing antenna to DVB-C. A value of 1
  *                      means that 1=DVBC, 0 = DVBT. Zero means the opposite.
+ * @mpeg_out_clk_strength: DRXK Mpeg output clock drive strength.
  * @microcode_name:     Name of the firmware file with the microcode
  *
  * On the *_gpio vars, bit 0 is UIO-1, bit 1 is UIO-2 and bit 2 is
@@ -32,7 +33,8 @@ struct drxk_config {
         bool    antenna_dvbt;
         u16     antenna_gpio;
 
-        int    chunk_size;
+        u8      mpeg_out_clk_strength;
+        int     chunk_size;
 
         const char *microcode_name;
 };
diff --git a/drivers/media/dvb/frontends/drxk_hard.c b/drivers/media/dvb/frontends/drxk_hard.c
index 65703968d8ae..d25b0d20038b 100644
--- a/drivers/media/dvb/frontends/drxk_hard.c
+++ b/drivers/media/dvb/frontends/drxk_hard.c
@@ -91,10 +91,6 @@ bool IsA1WithRomCode(struct drxk_state *state)
 #define DRXK_MPEG_PARALLEL_OUTPUT_PIN_DRIVE_STRENGTH (0x03)
 #endif
 
-#ifndef DRXK_MPEG_OUTPUT_CLK_DRIVE_STRENGTH
-#define DRXK_MPEG_OUTPUT_CLK_DRIVE_STRENGTH (0x06)
-#endif
-
 #define DEFAULT_DRXK_MPEG_LOCK_TIMEOUT 700
 #define DEFAULT_DRXK_DEMOD_LOCK_TIMEOUT 500
 
@@ -659,7 +655,6 @@ static int init_state(struct drxk_state *state)
         u32 ulGPIOCfg = 0x0113;
         u32 ulInvertTSClock = 0;
         u32 ulTSDataStrength = DRXK_MPEG_SERIAL_OUTPUT_PIN_DRIVE_STRENGTH;
-        u32 ulTSClockkStrength = DRXK_MPEG_OUTPUT_CLK_DRIVE_STRENGTH;
         u32 ulDVBTBitrate = 50000000;
         u32 ulDVBCBitrate = DRXK_QAM_SYMBOLRATE_MAX * 8;
 
@@ -820,7 +815,6 @@ static int init_state(struct drxk_state *state)
         state->m_DVBCBitrate = ulDVBCBitrate;
 
         state->m_TSDataStrength = (ulTSDataStrength & 0x07);
-        state->m_TSClockkStrength = (ulTSClockkStrength & 0x07);
 
         /* Maximum bitrate in b/s in case static clockrate is selected */
         state->m_mpegTsStaticBitrate = 19392658;
@@ -6394,6 +6388,12 @@ struct dvb_frontend *drxk_attach(const struct drxk_config *config,
                 state->m_DVBCStaticCLK = 1;
         }
 
+
+        if (config->mpeg_out_clk_strength)
+                state->m_TSClockkStrength = config->mpeg_out_clk_strength & 0x07;
+        else
+                state->m_TSClockkStrength = 0x06;
+
         if (config->parallel_ts)
                 state->m_enableParallel = true;
         else