From 6fb65a66a227013ba1825efcf47e3c5df1a39131 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Fri, 20 Jan 2012 19:13:07 -0300 Subject: [PATCH] [media] drxk: add support for Mpeg output clock drive strength config Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-usb/az6007.c | 3 +-- drivers/media/dvb/frontends/drxk.h | 4 +++- drivers/media/dvb/frontends/drxk_hard.c | 12 ++++++------ 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 00a0bf1c795..bf8d20151b0 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 6b0fd2c5dcd..ca921c77f71 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 65703968d8a..d25b0d20038 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 -- 2.39.5