[media] msi3101: use msi001 tuner driver
Remove MSi001 RF tuner related code as MSi001 functionality is moved to own driver. Implement SPI master adapter. Attach MSi001 driver via SPI / V4L subdev framework. Signed-off-by: Antti Palosaari <crope@iki.fi> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
parent
93203dd6c7
commit
2e68f841a5
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@ -1,8 +1,9 @@
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config USB_MSI3101
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config USB_MSI3101
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tristate "Mirics MSi3101 SDR Dongle"
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tristate "Mirics MSi3101 SDR Dongle"
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depends on USB && VIDEO_DEV && VIDEO_V4L2
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depends on USB && VIDEO_DEV && VIDEO_V4L2 && SPI
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select VIDEOBUF2_CORE
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select VIDEOBUF2_CORE
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select VIDEOBUF2_VMALLOC
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select VIDEOBUF2_VMALLOC
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select MEDIA_TUNER_MSI001
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config MEDIA_TUNER_MSI001
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config MEDIA_TUNER_MSI001
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tristate "Mirics MSi001"
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tristate "Mirics MSi001"
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@ -25,7 +25,6 @@
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#include <linux/module.h>
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#include <linux/module.h>
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#include <linux/slab.h>
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#include <linux/slab.h>
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#include <linux/gcd.h>
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#include <asm/div64.h>
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#include <asm/div64.h>
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#include <media/v4l2-device.h>
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#include <media/v4l2-device.h>
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#include <media/v4l2-ioctl.h>
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#include <media/v4l2-ioctl.h>
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@ -33,6 +32,7 @@
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#include <media/v4l2-event.h>
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#include <media/v4l2-event.h>
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#include <linux/usb.h>
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#include <linux/usb.h>
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#include <media/videobuf2-vmalloc.h>
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#include <media/videobuf2-vmalloc.h>
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#include <linux/spi/spi.h>
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/*
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/*
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* iConfiguration 0
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* iConfiguration 0
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@ -57,7 +57,7 @@
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#define V4L2_PIX_FMT_SDR_S14 v4l2_fourcc('D', 'S', '1', '4') /* signed 14-bit */
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#define V4L2_PIX_FMT_SDR_S14 v4l2_fourcc('D', 'S', '1', '4') /* signed 14-bit */
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#define V4L2_PIX_FMT_SDR_MSI2500_384 v4l2_fourcc('M', '3', '8', '4') /* Mirics MSi2500 format 384 */
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#define V4L2_PIX_FMT_SDR_MSI2500_384 v4l2_fourcc('M', '3', '8', '4') /* Mirics MSi2500 format 384 */
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static const struct v4l2_frequency_band bands_adc[] = {
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static const struct v4l2_frequency_band bands[] = {
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{
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{
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.tuner = 0,
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.tuner = 0,
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.type = V4L2_TUNER_ADC,
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.type = V4L2_TUNER_ADC,
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@ -68,24 +68,6 @@ static const struct v4l2_frequency_band bands_adc[] = {
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},
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},
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};
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};
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static const struct v4l2_frequency_band bands_rf[] = {
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{
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.tuner = 1,
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.type = V4L2_TUNER_RF,
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.index = 0,
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.capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS,
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.rangelow = 49000000,
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.rangehigh = 263000000,
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}, {
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.tuner = 1,
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.type = V4L2_TUNER_RF,
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.index = 1,
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.capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS,
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.rangelow = 390000000,
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.rangehigh = 960000000,
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},
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};
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/* stream formats */
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/* stream formats */
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struct msi3101_format {
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struct msi3101_format {
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char *name;
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char *name;
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@ -128,6 +110,8 @@ struct msi3101_frame_buf {
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struct msi3101_state {
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struct msi3101_state {
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struct video_device vdev;
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struct video_device vdev;
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struct v4l2_device v4l2_dev;
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struct v4l2_device v4l2_dev;
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struct v4l2_subdev *v4l2_subdev;
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struct spi_master *master;
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/* videobuf2 queue and queued buffers list */
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/* videobuf2 queue and queued buffers list */
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struct vb2_queue vb_queue;
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struct vb2_queue vb_queue;
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@ -141,7 +125,7 @@ struct msi3101_state {
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/* Pointer to our usb_device, will be NULL after unplug */
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/* Pointer to our usb_device, will be NULL after unplug */
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struct usb_device *udev; /* Both mutexes most be hold when setting! */
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struct usb_device *udev; /* Both mutexes most be hold when setting! */
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unsigned int f_adc, f_tuner;
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unsigned int f_adc;
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u32 pixelformat;
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u32 pixelformat;
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unsigned int isoc_errors; /* number of contiguous ISOC errors */
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unsigned int isoc_errors; /* number of contiguous ISOC errors */
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@ -153,14 +137,6 @@ struct msi3101_state {
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/* Controls */
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/* Controls */
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struct v4l2_ctrl_handler hdl;
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struct v4l2_ctrl_handler hdl;
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struct v4l2_ctrl *bandwidth_auto;
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struct v4l2_ctrl *bandwidth;
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struct v4l2_ctrl *lna_gain_auto;
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struct v4l2_ctrl *lna_gain;
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struct v4l2_ctrl *mixer_gain_auto;
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struct v4l2_ctrl *mixer_gain;
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struct v4l2_ctrl *if_gain_auto;
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struct v4l2_ctrl *if_gain;
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u32 next_sample; /* for track lost packets */
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u32 next_sample; /* for track lost packets */
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u32 sample; /* for sample rate calc */
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u32 sample; /* for sample rate calc */
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@ -822,9 +798,9 @@ static void msi3101_disconnect(struct usb_interface *intf)
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mutex_lock(&s->v4l2_lock);
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mutex_lock(&s->v4l2_lock);
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/* No need to keep the urbs around after disconnection */
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/* No need to keep the urbs around after disconnection */
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s->udev = NULL;
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s->udev = NULL;
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v4l2_device_disconnect(&s->v4l2_dev);
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v4l2_device_disconnect(&s->v4l2_dev);
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video_unregister_device(&s->vdev);
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video_unregister_device(&s->vdev);
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spi_unregister_master(s->master);
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mutex_unlock(&s->v4l2_lock);
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mutex_unlock(&s->v4l2_lock);
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mutex_unlock(&s->vb_queue_lock);
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mutex_unlock(&s->vb_queue_lock);
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@ -924,20 +900,25 @@ static int msi3101_ctrl_msg(struct msi3101_state *s, u8 cmd, u32 data)
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return ret;
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return ret;
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};
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};
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static int msi3101_tuner_write(struct msi3101_state *s, u32 data)
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{
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return msi3101_ctrl_msg(s, CMD_WREG, data << 8 | 0x09);
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};
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#define F_REF 24000000
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#define F_REF 24000000
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#define DIV_R_IN 2
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#define DIV_R_IN 2
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static int msi3101_set_usb_adc(struct msi3101_state *s)
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static int msi3101_set_usb_adc(struct msi3101_state *s)
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{
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{
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int ret, div_n, div_m, div_r_out, f_sr, f_vco, fract;
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int ret, div_n, div_m, div_r_out, f_sr, f_vco, fract;
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u32 reg3, reg4, reg7;
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u32 reg3, reg4, reg7;
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struct v4l2_ctrl *bandwidth_auto;
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struct v4l2_ctrl *bandwidth;
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f_sr = s->f_adc;
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f_sr = s->f_adc;
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/* set tuner, subdev, filters according to sampling rate */
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bandwidth_auto = v4l2_ctrl_find(&s->hdl, V4L2_CID_RF_TUNER_BANDWIDTH_AUTO);
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bandwidth = v4l2_ctrl_find(&s->hdl, V4L2_CID_RF_TUNER_BANDWIDTH);
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if (v4l2_ctrl_g_ctrl(bandwidth_auto)) {
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bandwidth = v4l2_ctrl_find(&s->hdl, V4L2_CID_RF_TUNER_BANDWIDTH);
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v4l2_ctrl_s_ctrl(bandwidth, s->f_adc);
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}
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/* select stream format */
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/* select stream format */
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switch (s->pixelformat) {
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switch (s->pixelformat) {
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case V4L2_SDR_FMT_CU8:
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case V4L2_SDR_FMT_CU8:
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return ret;
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return ret;
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};
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};
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static int msi3101_set_gain(struct msi3101_state *s)
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{
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int ret;
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u32 reg;
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dev_dbg(&s->udev->dev, "%s: lna=%d mixer=%d if=%d\n", __func__,
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s->lna_gain->val, s->mixer_gain->val, s->if_gain->val);
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reg = 1 << 0;
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reg |= (59 - s->if_gain->val) << 4;
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reg |= 0 << 10;
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reg |= (1 - s->mixer_gain->val) << 12;
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reg |= (1 - s->lna_gain->val) << 13;
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reg |= 4 << 14;
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reg |= 0 << 17;
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ret = msi3101_tuner_write(s, reg);
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if (ret)
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goto err;
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return 0;
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err:
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dev_dbg(&s->udev->dev, "%s: failed %d\n", __func__, ret);
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return ret;
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};
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static int msi3101_set_tuner(struct msi3101_state *s)
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{
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int ret, i;
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unsigned int n, m, thresh, frac, vco_step, tmp, f_if1;
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u32 reg;
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u64 f_vco, tmp64;
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u8 mode, filter_mode, lo_div;
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static const struct {
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u32 rf;
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u8 mode;
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u8 lo_div;
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} band_lut[] = {
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{ 50000000, 0xe1, 16}, /* AM_MODE2, antenna 2 */
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{108000000, 0x42, 32}, /* VHF_MODE */
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{330000000, 0x44, 16}, /* B3_MODE */
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{960000000, 0x48, 4}, /* B45_MODE */
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{ ~0U, 0x50, 2}, /* BL_MODE */
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};
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static const struct {
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u32 freq;
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u8 filter_mode;
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} if_freq_lut[] = {
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{ 0, 0x03}, /* Zero IF */
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{ 450000, 0x02}, /* 450 kHz IF */
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{1620000, 0x01}, /* 1.62 MHz IF */
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{2048000, 0x00}, /* 2.048 MHz IF */
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};
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static const struct {
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u32 freq;
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u8 val;
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} bandwidth_lut[] = {
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{ 200000, 0x00}, /* 200 kHz */
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{ 300000, 0x01}, /* 300 kHz */
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{ 600000, 0x02}, /* 600 kHz */
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{1536000, 0x03}, /* 1.536 MHz */
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{5000000, 0x04}, /* 5 MHz */
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{6000000, 0x05}, /* 6 MHz */
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{7000000, 0x06}, /* 7 MHz */
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{8000000, 0x07}, /* 8 MHz */
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};
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unsigned int f_rf = s->f_tuner;
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/*
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* bandwidth (Hz)
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* 200000, 300000, 600000, 1536000, 5000000, 6000000, 7000000, 8000000
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*/
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unsigned int bandwidth;
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/*
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* intermediate frequency (Hz)
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* 0, 450000, 1620000, 2048000
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*/
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unsigned int f_if = 0;
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dev_dbg(&s->udev->dev,
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"%s: f_rf=%d f_if=%d\n",
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__func__, f_rf, f_if);
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ret = -EINVAL;
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for (i = 0; i < ARRAY_SIZE(band_lut); i++) {
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if (f_rf <= band_lut[i].rf) {
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mode = band_lut[i].mode;
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lo_div = band_lut[i].lo_div;
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break;
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}
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}
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if (i == ARRAY_SIZE(band_lut))
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goto err;
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/* AM_MODE is upconverted */
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if ((mode >> 0) & 0x1)
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f_if1 = 5 * F_REF;
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else
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f_if1 = 0;
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for (i = 0; i < ARRAY_SIZE(if_freq_lut); i++) {
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if (f_if == if_freq_lut[i].freq) {
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filter_mode = if_freq_lut[i].filter_mode;
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break;
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}
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}
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if (i == ARRAY_SIZE(if_freq_lut))
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goto err;
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/* filters */
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if (s->bandwidth_auto->val)
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bandwidth = s->f_adc;
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else
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bandwidth = s->bandwidth->val;
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bandwidth = clamp(bandwidth, 200000U, 8000000U);
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for (i = 0; i < ARRAY_SIZE(bandwidth_lut); i++) {
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if (bandwidth <= bandwidth_lut[i].freq) {
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bandwidth = bandwidth_lut[i].val;
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break;
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}
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}
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if (i == ARRAY_SIZE(bandwidth_lut))
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goto err;
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s->bandwidth->val = bandwidth_lut[i].freq;
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dev_dbg(&s->udev->dev, "%s: bandwidth selected=%d\n",
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__func__, bandwidth_lut[i].freq);
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#define F_OUT_STEP 1
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#define R_REF 4
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f_vco = (f_rf + f_if + f_if1) * lo_div;
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tmp64 = f_vco;
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m = do_div(tmp64, F_REF * R_REF);
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n = (unsigned int) tmp64;
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vco_step = F_OUT_STEP * lo_div;
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thresh = (F_REF * R_REF) / vco_step;
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frac = 1ul * thresh * m / (F_REF * R_REF);
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/* Find out greatest common divisor and divide to smaller. */
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tmp = gcd(thresh, frac);
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thresh /= tmp;
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frac /= tmp;
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/* Force divide to reg max. Resolution will be reduced. */
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tmp = DIV_ROUND_UP(thresh, 4095);
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thresh = DIV_ROUND_CLOSEST(thresh, tmp);
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frac = DIV_ROUND_CLOSEST(frac, tmp);
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/* calc real RF set */
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tmp = 1ul * F_REF * R_REF * n;
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tmp += 1ul * F_REF * R_REF * frac / thresh;
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tmp /= lo_div;
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dev_dbg(&s->udev->dev,
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"%s: rf=%u:%u n=%d thresh=%d frac=%d\n",
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__func__, f_rf, tmp, n, thresh, frac);
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ret = msi3101_tuner_write(s, 0x00000e);
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if (ret)
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goto err;
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ret = msi3101_tuner_write(s, 0x000003);
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if (ret)
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goto err;
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reg = 0 << 0;
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reg |= mode << 4;
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reg |= filter_mode << 12;
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reg |= bandwidth << 14;
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reg |= 0x02 << 17;
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reg |= 0x00 << 20;
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ret = msi3101_tuner_write(s, reg);
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if (ret)
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goto err;
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reg = 5 << 0;
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reg |= thresh << 4;
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reg |= 1 << 19;
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reg |= 1 << 21;
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ret = msi3101_tuner_write(s, reg);
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|
||||||
if (ret)
|
|
||||||
goto err;
|
|
||||||
|
|
||||||
reg = 2 << 0;
|
|
||||||
reg |= frac << 4;
|
|
||||||
reg |= n << 16;
|
|
||||||
ret = msi3101_tuner_write(s, reg);
|
|
||||||
if (ret)
|
|
||||||
goto err;
|
|
||||||
|
|
||||||
ret = msi3101_set_gain(s);
|
|
||||||
if (ret)
|
|
||||||
goto err;
|
|
||||||
|
|
||||||
reg = 6 << 0;
|
|
||||||
reg |= 63 << 4;
|
|
||||||
reg |= 4095 << 10;
|
|
||||||
ret = msi3101_tuner_write(s, reg);
|
|
||||||
if (ret)
|
|
||||||
goto err;
|
|
||||||
|
|
||||||
return 0;
|
|
||||||
err:
|
|
||||||
dev_dbg(&s->udev->dev, "%s: failed %d\n", __func__, ret);
|
|
||||||
return ret;
|
|
||||||
};
|
|
||||||
|
|
||||||
static int msi3101_start_streaming(struct vb2_queue *vq, unsigned int count)
|
static int msi3101_start_streaming(struct vb2_queue *vq, unsigned int count)
|
||||||
{
|
{
|
||||||
struct msi3101_state *s = vb2_get_drv_priv(vq);
|
struct msi3101_state *s = vb2_get_drv_priv(vq);
|
||||||
|
@ -1294,6 +1059,9 @@ static int msi3101_start_streaming(struct vb2_queue *vq, unsigned int count)
|
||||||
if (mutex_lock_interruptible(&s->v4l2_lock))
|
if (mutex_lock_interruptible(&s->v4l2_lock))
|
||||||
return -ERESTARTSYS;
|
return -ERESTARTSYS;
|
||||||
|
|
||||||
|
/* wake-up tuner */
|
||||||
|
v4l2_subdev_call(s->v4l2_subdev, core, s_power, 1);
|
||||||
|
|
||||||
ret = msi3101_set_usb_adc(s);
|
ret = msi3101_set_usb_adc(s);
|
||||||
|
|
||||||
ret = msi3101_isoc_init(s);
|
ret = msi3101_isoc_init(s);
|
||||||
|
@ -1328,7 +1096,7 @@ static int msi3101_stop_streaming(struct vb2_queue *vq)
|
||||||
msi3101_ctrl_msg(s, CMD_WREG, 0x01000003);
|
msi3101_ctrl_msg(s, CMD_WREG, 0x01000003);
|
||||||
|
|
||||||
/* sleep tuner */
|
/* sleep tuner */
|
||||||
msi3101_tuner_write(s, 0x000000);
|
v4l2_subdev_call(s->v4l2_subdev, core, s_power, 0);
|
||||||
|
|
||||||
mutex_unlock(&s->v4l2_lock);
|
mutex_unlock(&s->v4l2_lock);
|
||||||
|
|
||||||
|
@ -1418,33 +1186,39 @@ static int msi3101_s_tuner(struct file *file, void *priv,
|
||||||
const struct v4l2_tuner *v)
|
const struct v4l2_tuner *v)
|
||||||
{
|
{
|
||||||
struct msi3101_state *s = video_drvdata(file);
|
struct msi3101_state *s = video_drvdata(file);
|
||||||
dev_dbg(&s->udev->dev, "%s:\n", __func__);
|
int ret;
|
||||||
|
dev_dbg(&s->udev->dev, "%s: index=%d\n", __func__, v->index);
|
||||||
|
|
||||||
return 0;
|
if (v->index == 0)
|
||||||
|
ret = 0;
|
||||||
|
else if (v->index == 1)
|
||||||
|
ret = v4l2_subdev_call(s->v4l2_subdev, tuner, s_tuner, v);
|
||||||
|
else
|
||||||
|
ret = -EINVAL;
|
||||||
|
|
||||||
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int msi3101_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
|
static int msi3101_g_tuner(struct file *file, void *priv, struct v4l2_tuner *v)
|
||||||
{
|
{
|
||||||
struct msi3101_state *s = video_drvdata(file);
|
struct msi3101_state *s = video_drvdata(file);
|
||||||
dev_dbg(&s->udev->dev, "%s:\n", __func__);
|
int ret;
|
||||||
|
dev_dbg(&s->udev->dev, "%s: index=%d\n", __func__, v->index);
|
||||||
|
|
||||||
if (v->index == 0) {
|
if (v->index == 0) {
|
||||||
strlcpy(v->name, "ADC: Mirics MSi2500", sizeof(v->name));
|
strlcpy(v->name, "Mirics MSi2500", sizeof(v->name));
|
||||||
v->type = V4L2_TUNER_ADC;
|
v->type = V4L2_TUNER_ADC;
|
||||||
v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
|
v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
|
||||||
v->rangelow = 1200000;
|
v->rangelow = 1200000;
|
||||||
v->rangehigh = 15000000;
|
v->rangehigh = 15000000;
|
||||||
|
ret = 0;
|
||||||
} else if (v->index == 1) {
|
} else if (v->index == 1) {
|
||||||
strlcpy(v->name, "RF: Mirics MSi001", sizeof(v->name));
|
ret = v4l2_subdev_call(s->v4l2_subdev, tuner, g_tuner, v);
|
||||||
v->type = V4L2_TUNER_RF;
|
|
||||||
v->capability = V4L2_TUNER_CAP_1HZ | V4L2_TUNER_CAP_FREQ_BANDS;
|
|
||||||
v->rangelow = 49000000;
|
|
||||||
v->rangehigh = 960000000;
|
|
||||||
} else {
|
} else {
|
||||||
return -EINVAL;
|
ret = -EINVAL;
|
||||||
}
|
}
|
||||||
|
|
||||||
return 0;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
static int msi3101_g_frequency(struct file *file, void *priv,
|
static int msi3101_g_frequency(struct file *file, void *priv,
|
||||||
|
@ -1455,12 +1229,14 @@ static int msi3101_g_frequency(struct file *file, void *priv,
|
||||||
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d\n",
|
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d\n",
|
||||||
__func__, f->tuner, f->type);
|
__func__, f->tuner, f->type);
|
||||||
|
|
||||||
if (f->tuner == 0)
|
if (f->tuner == 0) {
|
||||||
f->frequency = s->f_adc;
|
f->frequency = s->f_adc;
|
||||||
else if (f->tuner == 1)
|
ret = 0;
|
||||||
f->frequency = s->f_tuner;
|
} else if (f->tuner == 1) {
|
||||||
else
|
ret = v4l2_subdev_call(s->v4l2_subdev, tuner, g_frequency, f);
|
||||||
return -EINVAL;
|
} else {
|
||||||
|
ret = -EINVAL;
|
||||||
|
}
|
||||||
|
|
||||||
return ret;
|
return ret;
|
||||||
}
|
}
|
||||||
|
@ -1469,31 +1245,21 @@ static int msi3101_s_frequency(struct file *file, void *priv,
|
||||||
const struct v4l2_frequency *f)
|
const struct v4l2_frequency *f)
|
||||||
{
|
{
|
||||||
struct msi3101_state *s = video_drvdata(file);
|
struct msi3101_state *s = video_drvdata(file);
|
||||||
int ret, band;
|
int ret;
|
||||||
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d frequency=%u\n",
|
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d frequency=%u\n",
|
||||||
__func__, f->tuner, f->type, f->frequency);
|
__func__, f->tuner, f->type, f->frequency);
|
||||||
|
|
||||||
if (f->tuner == 0) {
|
if (f->tuner == 0) {
|
||||||
s->f_adc = clamp_t(unsigned int, f->frequency,
|
s->f_adc = clamp_t(unsigned int, f->frequency,
|
||||||
bands_adc[0].rangelow,
|
bands[0].rangelow,
|
||||||
bands_adc[0].rangehigh);
|
bands[0].rangehigh);
|
||||||
dev_dbg(&s->udev->dev, "%s: ADC frequency=%u Hz\n",
|
dev_dbg(&s->udev->dev, "%s: ADC frequency=%u Hz\n",
|
||||||
__func__, s->f_adc);
|
__func__, s->f_adc);
|
||||||
ret = msi3101_set_usb_adc(s);
|
ret = msi3101_set_usb_adc(s);
|
||||||
} else if (f->tuner == 1) {
|
} else if (f->tuner == 1) {
|
||||||
#define BAND_RF_0 ((bands_rf[0].rangehigh + bands_rf[1].rangelow) / 2)
|
ret = v4l2_subdev_call(s->v4l2_subdev, tuner, s_frequency, f);
|
||||||
if (f->frequency < BAND_RF_0)
|
|
||||||
band = 0;
|
|
||||||
else
|
|
||||||
band = 1;
|
|
||||||
s->f_tuner = clamp_t(unsigned int, f->frequency,
|
|
||||||
bands_rf[band].rangelow,
|
|
||||||
bands_rf[band].rangehigh);
|
|
||||||
dev_dbg(&s->udev->dev, "%s: RF frequency=%u Hz\n",
|
|
||||||
__func__, f->frequency);
|
|
||||||
ret = msi3101_set_tuner(s);
|
|
||||||
} else {
|
} else {
|
||||||
return -EINVAL;
|
ret = -EINVAL;
|
||||||
}
|
}
|
||||||
|
|
||||||
return ret;
|
return ret;
|
||||||
|
@ -1503,24 +1269,25 @@ static int msi3101_enum_freq_bands(struct file *file, void *priv,
|
||||||
struct v4l2_frequency_band *band)
|
struct v4l2_frequency_band *band)
|
||||||
{
|
{
|
||||||
struct msi3101_state *s = video_drvdata(file);
|
struct msi3101_state *s = video_drvdata(file);
|
||||||
|
int ret;
|
||||||
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d index=%d\n",
|
dev_dbg(&s->udev->dev, "%s: tuner=%d type=%d index=%d\n",
|
||||||
__func__, band->tuner, band->type, band->index);
|
__func__, band->tuner, band->type, band->index);
|
||||||
|
|
||||||
if (band->tuner == 0) {
|
if (band->tuner == 0) {
|
||||||
if (band->index >= ARRAY_SIZE(bands_adc))
|
if (band->index >= ARRAY_SIZE(bands)) {
|
||||||
return -EINVAL;
|
ret = -EINVAL;
|
||||||
|
|
||||||
*band = bands_adc[band->index];
|
|
||||||
} else if (band->tuner == 1) {
|
|
||||||
if (band->index >= ARRAY_SIZE(bands_rf))
|
|
||||||
return -EINVAL;
|
|
||||||
|
|
||||||
*band = bands_rf[band->index];
|
|
||||||
} else {
|
} else {
|
||||||
return -EINVAL;
|
*band = bands[band->index];
|
||||||
|
ret = 0;
|
||||||
|
}
|
||||||
|
} else if (band->tuner == 1) {
|
||||||
|
ret = v4l2_subdev_call(s->v4l2_subdev, tuner,
|
||||||
|
enum_freq_bands, band);
|
||||||
|
} else {
|
||||||
|
ret = -EINVAL;
|
||||||
}
|
}
|
||||||
|
|
||||||
return 0;
|
return ret;
|
||||||
}
|
}
|
||||||
|
|
||||||
static const struct v4l2_ioctl_ops msi3101_ioctl_ops = {
|
static const struct v4l2_ioctl_ops msi3101_ioctl_ops = {
|
||||||
|
@ -1570,39 +1337,6 @@ static struct video_device msi3101_template = {
|
||||||
.ioctl_ops = &msi3101_ioctl_ops,
|
.ioctl_ops = &msi3101_ioctl_ops,
|
||||||
};
|
};
|
||||||
|
|
||||||
static int msi3101_s_ctrl(struct v4l2_ctrl *ctrl)
|
|
||||||
{
|
|
||||||
struct msi3101_state *s =
|
|
||||||
container_of(ctrl->handler, struct msi3101_state,
|
|
||||||
hdl);
|
|
||||||
int ret;
|
|
||||||
dev_dbg(&s->udev->dev,
|
|
||||||
"%s: id=%d name=%s val=%d min=%d max=%d step=%d\n",
|
|
||||||
__func__, ctrl->id, ctrl->name, ctrl->val,
|
|
||||||
ctrl->minimum, ctrl->maximum, ctrl->step);
|
|
||||||
|
|
||||||
switch (ctrl->id) {
|
|
||||||
case V4L2_CID_RF_TUNER_BANDWIDTH_AUTO:
|
|
||||||
case V4L2_CID_RF_TUNER_BANDWIDTH:
|
|
||||||
ret = msi3101_set_tuner(s);
|
|
||||||
break;
|
|
||||||
case V4L2_CID_RF_TUNER_LNA_GAIN:
|
|
||||||
case V4L2_CID_RF_TUNER_MIXER_GAIN:
|
|
||||||
case V4L2_CID_RF_TUNER_IF_GAIN:
|
|
||||||
ret = msi3101_set_gain(s);
|
|
||||||
break;
|
|
||||||
default:
|
|
||||||
dev_dbg(&s->udev->dev, "%s: EINVAL\n", __func__);
|
|
||||||
ret = -EINVAL;
|
|
||||||
}
|
|
||||||
|
|
||||||
return ret;
|
|
||||||
}
|
|
||||||
|
|
||||||
static const struct v4l2_ctrl_ops msi3101_ctrl_ops = {
|
|
||||||
.s_ctrl = msi3101_s_ctrl,
|
|
||||||
};
|
|
||||||
|
|
||||||
static void msi3101_video_release(struct v4l2_device *v)
|
static void msi3101_video_release(struct v4l2_device *v)
|
||||||
{
|
{
|
||||||
struct msi3101_state *s =
|
struct msi3101_state *s =
|
||||||
|
@ -1613,13 +1347,43 @@ static void msi3101_video_release(struct v4l2_device *v)
|
||||||
kfree(s);
|
kfree(s);
|
||||||
}
|
}
|
||||||
|
|
||||||
|
static int msi3101_transfer_one_message(struct spi_master *master,
|
||||||
|
struct spi_message *m)
|
||||||
|
{
|
||||||
|
struct msi3101_state *s = spi_master_get_devdata(master);
|
||||||
|
struct spi_transfer *t;
|
||||||
|
int ret = 0;
|
||||||
|
u32 data;
|
||||||
|
|
||||||
|
list_for_each_entry(t, &m->transfers, transfer_list) {
|
||||||
|
dev_dbg(&s->udev->dev, "%s: msg=%*ph\n",
|
||||||
|
__func__, t->len, t->tx_buf);
|
||||||
|
data = 0x09; /* reg 9 is SPI adapter */
|
||||||
|
data |= ((u8 *)t->tx_buf)[0] << 8;
|
||||||
|
data |= ((u8 *)t->tx_buf)[1] << 16;
|
||||||
|
data |= ((u8 *)t->tx_buf)[2] << 24;
|
||||||
|
ret = msi3101_ctrl_msg(s, CMD_WREG, data);
|
||||||
|
}
|
||||||
|
|
||||||
|
m->status = ret;
|
||||||
|
spi_finalize_current_message(master);
|
||||||
|
return ret;
|
||||||
|
}
|
||||||
|
|
||||||
static int msi3101_probe(struct usb_interface *intf,
|
static int msi3101_probe(struct usb_interface *intf,
|
||||||
const struct usb_device_id *id)
|
const struct usb_device_id *id)
|
||||||
{
|
{
|
||||||
struct usb_device *udev = interface_to_usbdev(intf);
|
struct usb_device *udev = interface_to_usbdev(intf);
|
||||||
struct msi3101_state *s = NULL;
|
struct msi3101_state *s = NULL;
|
||||||
const struct v4l2_ctrl_ops *ops = &msi3101_ctrl_ops;
|
struct v4l2_subdev *sd;
|
||||||
|
struct spi_master *master;
|
||||||
int ret;
|
int ret;
|
||||||
|
static struct spi_board_info board_info = {
|
||||||
|
.modalias = "msi001",
|
||||||
|
.bus_num = 0,
|
||||||
|
.chip_select = 0,
|
||||||
|
.max_speed_hz = 12000000,
|
||||||
|
};
|
||||||
|
|
||||||
s = kzalloc(sizeof(struct msi3101_state), GFP_KERNEL);
|
s = kzalloc(sizeof(struct msi3101_state), GFP_KERNEL);
|
||||||
if (s == NULL) {
|
if (s == NULL) {
|
||||||
|
@ -1632,7 +1396,7 @@ static int msi3101_probe(struct usb_interface *intf,
|
||||||
spin_lock_init(&s->queued_bufs_lock);
|
spin_lock_init(&s->queued_bufs_lock);
|
||||||
INIT_LIST_HEAD(&s->queued_bufs);
|
INIT_LIST_HEAD(&s->queued_bufs);
|
||||||
s->udev = udev;
|
s->udev = udev;
|
||||||
s->f_adc = bands_adc[0].rangelow;
|
s->f_adc = bands[0].rangelow;
|
||||||
s->pixelformat = V4L2_SDR_FMT_CU8;
|
s->pixelformat = V4L2_SDR_FMT_CU8;
|
||||||
|
|
||||||
/* Init videobuf2 queue structure */
|
/* Init videobuf2 queue structure */
|
||||||
|
@ -1656,34 +1420,53 @@ static int msi3101_probe(struct usb_interface *intf,
|
||||||
set_bit(V4L2_FL_USE_FH_PRIO, &s->vdev.flags);
|
set_bit(V4L2_FL_USE_FH_PRIO, &s->vdev.flags);
|
||||||
video_set_drvdata(&s->vdev, s);
|
video_set_drvdata(&s->vdev, s);
|
||||||
|
|
||||||
/* Register controls */
|
|
||||||
v4l2_ctrl_handler_init(&s->hdl, 5);
|
|
||||||
s->bandwidth_auto = v4l2_ctrl_new_std(&s->hdl, ops,
|
|
||||||
V4L2_CID_RF_TUNER_BANDWIDTH_AUTO, 0, 1, 1, 1);
|
|
||||||
s->bandwidth = v4l2_ctrl_new_std(&s->hdl, ops,
|
|
||||||
V4L2_CID_RF_TUNER_BANDWIDTH, 0, 8000000, 1, 0);
|
|
||||||
v4l2_ctrl_auto_cluster(2, &s->bandwidth_auto, 0, false);
|
|
||||||
s->lna_gain = v4l2_ctrl_new_std(&s->hdl, ops,
|
|
||||||
V4L2_CID_RF_TUNER_LNA_GAIN, 0, 1, 1, 1);
|
|
||||||
s->mixer_gain = v4l2_ctrl_new_std(&s->hdl, ops,
|
|
||||||
V4L2_CID_RF_TUNER_MIXER_GAIN, 0, 1, 1, 1);
|
|
||||||
s->if_gain = v4l2_ctrl_new_std(&s->hdl, ops,
|
|
||||||
V4L2_CID_RF_TUNER_IF_GAIN, 0, 59, 1, 0);
|
|
||||||
if (s->hdl.error) {
|
|
||||||
ret = s->hdl.error;
|
|
||||||
dev_err(&s->udev->dev, "Could not initialize controls\n");
|
|
||||||
goto err_free_controls;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* Register the v4l2_device structure */
|
/* Register the v4l2_device structure */
|
||||||
s->v4l2_dev.release = msi3101_video_release;
|
s->v4l2_dev.release = msi3101_video_release;
|
||||||
ret = v4l2_device_register(&intf->dev, &s->v4l2_dev);
|
ret = v4l2_device_register(&intf->dev, &s->v4l2_dev);
|
||||||
if (ret) {
|
if (ret) {
|
||||||
dev_err(&s->udev->dev,
|
dev_err(&s->udev->dev,
|
||||||
"Failed to register v4l2-device (%d)\n", ret);
|
"Failed to register v4l2-device (%d)\n", ret);
|
||||||
|
goto err_free_mem;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* SPI master adapter */
|
||||||
|
master = spi_alloc_master(&s->udev->dev, 0);
|
||||||
|
if (master == NULL) {
|
||||||
|
ret = -ENOMEM;
|
||||||
|
goto err_unregister_v4l2_dev;
|
||||||
|
}
|
||||||
|
|
||||||
|
s->master = master;
|
||||||
|
master->bus_num = 0;
|
||||||
|
master->num_chipselect = 1;
|
||||||
|
master->transfer_one_message = msi3101_transfer_one_message;
|
||||||
|
spi_master_set_devdata(master, s);
|
||||||
|
ret = spi_register_master(master);
|
||||||
|
if (ret) {
|
||||||
|
spi_master_put(master);
|
||||||
|
goto err_unregister_v4l2_dev;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* load v4l2 subdevice */
|
||||||
|
sd = v4l2_spi_new_subdev(&s->v4l2_dev, master, &board_info);
|
||||||
|
s->v4l2_subdev = sd;
|
||||||
|
if (sd == NULL) {
|
||||||
|
dev_err(&s->udev->dev, "cannot get v4l2 subdevice\n");
|
||||||
|
ret = -ENODEV;
|
||||||
|
goto err_unregister_master;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Register controls */
|
||||||
|
v4l2_ctrl_handler_init(&s->hdl, 0);
|
||||||
|
if (s->hdl.error) {
|
||||||
|
ret = s->hdl.error;
|
||||||
|
dev_err(&s->udev->dev, "Could not initialize controls\n");
|
||||||
goto err_free_controls;
|
goto err_free_controls;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/* currently all controls are from subdev */
|
||||||
|
v4l2_ctrl_add_handler(&s->hdl, sd->ctrl_handler, NULL);
|
||||||
|
|
||||||
s->v4l2_dev.ctrl_handler = &s->hdl;
|
s->v4l2_dev.ctrl_handler = &s->hdl;
|
||||||
s->vdev.v4l2_dev = &s->v4l2_dev;
|
s->vdev.v4l2_dev = &s->v4l2_dev;
|
||||||
s->vdev.lock = &s->v4l2_lock;
|
s->vdev.lock = &s->v4l2_lock;
|
||||||
|
@ -1700,10 +1483,12 @@ static int msi3101_probe(struct usb_interface *intf,
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
|
|
||||||
err_unregister_v4l2_dev:
|
|
||||||
v4l2_device_unregister(&s->v4l2_dev);
|
|
||||||
err_free_controls:
|
err_free_controls:
|
||||||
v4l2_ctrl_handler_free(&s->hdl);
|
v4l2_ctrl_handler_free(&s->hdl);
|
||||||
|
err_unregister_master:
|
||||||
|
spi_unregister_master(s->master);
|
||||||
|
err_unregister_v4l2_dev:
|
||||||
|
v4l2_device_unregister(&s->v4l2_dev);
|
||||||
err_free_mem:
|
err_free_mem:
|
||||||
kfree(s);
|
kfree(s);
|
||||||
return ret;
|
return ret;
|
||||||
|
|
Loading…
Reference in New Issue