Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 103fe2fb authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab
Browse files

[media] r820t: Invert bits for read ops 



On read, the bit order is inverted.

Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
Tested-by: default avatarAntti Palosaari <crope@iki.fi>
parent 884655ad

drivers/media/tuners/r820t.c

+6 −3
Original line number Diff line number Diff line
@@ -35,8 +35,10 @@ 
#include <linux/videodev2.h>

#include <linux/mutex.h>

#include <linux/slab.h>

#include "tuner-i2c.h"

#include <linux/bitrev.h>

#include <asm/div64.h>



#include "tuner-i2c.h"

#include "r820t.h"



/*
@@ -414,7 +416,7 @@ static int r820t_write_reg_mask(struct r820t_priv *priv, u8 reg, u8 val, 


static int r820_read(struct r820t_priv *priv, u8 reg, u8 *val, int len)

{

	int rc;

	int rc, i;

	u8 *p = &priv->buf[1];



	priv->buf[0] = reg;
@@ -431,7 +433,8 @@ static int r820_read(struct r820t_priv *priv, u8 reg, u8 *val, int len) 
		  __func__, reg, len, len, p);



	/* Copy data to the output buffer */

	memcpy(val, p, len);

	for (i = 0; i < len; i++)

		val[i] = bitrev8(p[i]);



	return 0;

}