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Commit f7c1a380 authored by Alexey Klimov's avatar Alexey Klimov Committed by Mauro Carvalho Chehab
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V4L/DVB (10459): radio-mr800: fix amradio_set_freq 



Fixing frequency adjustment to provide better diapason(band?) fit.
Also, add AMRADIO_SET_FREQ to the list of commands.

Signed-off-by: default avatarAlexey Klimov <klimov.linux@gmail.com>
Signed-off-by: default avatarDouglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent db821804

drivers/media/radio/radio-mr800.c

+3 −2
Original line number Diff line number Diff line
@@ -91,6 +91,7 @@ devices, that would be 76 and 91. */ 
 * Commands that device should understand

 * List isnt full and will be updated with implementation of new functions

 */

#define AMRADIO_SET_FREQ	0xa4

#define AMRADIO_SET_MUTE	0xab



/* Comfortable defines for amradio_set_mute */
@@ -220,7 +221,7 @@ static int amradio_setfreq(struct amradio_device *radio, int freq) 
{

	int retval;

	int size;

	unsigned short freq_send = 0x13 + (freq >> 3) / 25;

	unsigned short freq_send = 0x10 + (freq >> 3) / 25;



	/* safety check */

	if (radio->removed)
@@ -232,7 +233,7 @@ static int amradio_setfreq(struct amradio_device *radio, int freq) 
	radio->buffer[1] = 0x55;

	radio->buffer[2] = 0xaa;

	radio->buffer[3] = 0x03;

	radio->buffer[4] = 0xa4;

	radio->buffer[4] = AMRADIO_SET_FREQ;

	radio->buffer[5] = 0x00;

	radio->buffer[6] = 0x00;

	radio->buffer[7] = 0x08;