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authorOndrej Zary <linux@rainbow-software.org>2012-06-12 14:38:07 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-06-21 12:12:40 -0300
commit1e70a6cf7e965bafd89bf363772eb1a4b8e35934 (patch)
tree8088855c04907456e19fe52faa4fe4efff4d6099 /drivers/media/radio
parentbece083a6b2b242c7ab74117640396e1bd851e49 (diff)
downloadblackbird-obmc-linux-1e70a6cf7e965bafd89bf363772eb1a4b8e35934.tar.gz
blackbird-obmc-linux-1e70a6cf7e965bafd89bf363772eb1a4b8e35934.zip
[media] radio-sf16fmi: Use LM7000 driver
Convert radio-sf16fmi to use generic LM7000 driver. Tested with SF16-FMI, SF16-FMP and SF16-FMD. radio."); @@ -48,37 +50,40 @@ struct fmi bool mute; unsigned long curfreq; /* freq in kHz */ struct mutex lock; + struct lm7000 lm; }; static struct fmi fmi_card; static struct pnp_dev *dev; bool pnp_attached; -/* freq is in 1/16 kHz to internal number, hw precision is 50 kHz */ -/* It is only useful to give freq in interval of 800 (=0.05Mhz), - * other bits will be truncated, e.g 92.7400016 -> 92.7, but - * 92.7400017 -> 92.75 - */ -#define RSF16_ENCODE(x) ((x) / 800 + 214) #define RSF16_MINFREQ (87 * 16000) #define RSF16_MAXFREQ (108 * 16000) -static void outbits(int bits, unsigned int data, int io) +#define FMI_BIT_TUN_CE (1 << 0) +#define FMI_BIT_TUN_CLK (1 << 1) +#define FMI_BIT_TUN_DATA (1 << 2) +#define FMI_BIT_VOL_SW (1 << 3) +#define FMI_BIT_TUN_STRQ (1 << 4) + +void fmi_set_pins(struct lm7000 *lm, u8 pins) { - while (bits--) { - if (data & 1) { - outb(5, io); - udelay(6); - outb(7, io); - udelay(6); - } else { - outb(1, io); - udelay(6); - outb(3, io); - udelay(6); - } - data >>= 1; - } Signed-off-by: Ondrej Zary <linux@rainbow-software.org> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/radio')
-rw-r--r--drivers/media/radio/Kconfig5
-rw-r--r--drivers/media/radio/radio-sf16fmi.c2
2 files changed, 5 insertions, 2 deletions
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index abdf43c05720..f4c392481b3c 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -193,8 +193,8 @@ config RADIO_CADET
config RADIO_LM7000
tristate
- depends on RADIO_RTRACK
- default RADIO_RTRACK
+ depends on RADIO_RTRACK || RADIO_SF16FMI
+ default RADIO_RTRACK || RADIO_SF16FMI
config RADIO_RTRACK
tristate "AIMSlab RadioTrack (aka RadioReveal) support"
@@ -328,6 +328,7 @@ config RADIO_MIROPCM20
config RADIO_SF16FMI
tristate "SF16-FMI/SF16-FMP/SF16-FMD Radio"
depends on ISA && VIDEO_V4L2
+ select RADIO_LM7000
---help---
Choose Y here if you have one of these FM radio cards.
diff --git a/drivers/media/radio/radio-sf16fmi.c b/drivers/media/radio/radio-sf16fmi.c
index a81d723b8c77..ddd922dd8adb 100644
--- a/drivers/media/radio/radio-sf16fmi.c
+++ b/drivers/media/radio/radio-sf16fmi.c
@@ -27,6 +27,8 @@
#include <linux/io.h> /* outb, outb_p */
#include <media/v4l2-device.h>
#include <media/v4l2-ioctl.h>
+#include <media/v4l2-ctrls.h>
+#include "lm7000.h"
MODULE_AUTHOR("Petr Vandrovec, vandrove@vc.cvut.cz and M. Kirkwood");
MODULE_DESCRIPTION("A driver for the SF16-FMI, SF16-FMP and SF16-FMD radio.");
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