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Subject[PATCH 2.6.20] DVB: Use ARRAY_SIZE macro when appropriate
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Hi all,

A patch to use ARRAY_SIZE macro already defined in kernel.h

Signed-off-by: Ahmed S. Darwish <darwish.07@gmail.com>
---
Patch is compile-tested.
diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c
index 9f72b70..0393a3d 100644
--- a/drivers/media/dvb/bt8xx/dst.c
+++ b/drivers/media/dvb/bt8xx/dst.c
@@ -1161,7 +1161,7 @@ static int dst_get_device_id(struct dst_state *state)
}
}

- if (i >= sizeof (dst_tlist) / sizeof (dst_tlist [0])) {
+ if (i >= ARRAY_SIZE(dst_tlist)) {
dprintk(verbose, DST_ERROR, 1, "Unable to recognize %s or %s", &state->rxbuffer[0], &state->rxbuffer[1]);
dprintk(verbose, DST_ERROR, 1, "please email linux-dvb@linuxtv.org with this type in");
use_dst_type = DST_TYPE_IS_SAT;
diff --git a/drivers/media/dvb/bt8xx/dvb-bt8xx.c b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
index 3e35931..5185a3c 100644
--- a/drivers/media/dvb/bt8xx/dvb-bt8xx.c
+++ b/drivers/media/dvb/bt8xx/dvb-bt8xx.c
@@ -23,6 +23,7 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
+#include <linux/kernel.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <linux/slab.h>
@@ -213,7 +214,7 @@ static int cx24108_tuner_set_params(struct dvb_frontend* fe, struct dvb_frontend
freq = 2150000; /* satellite IF is 950..2150MHz */

/* decide which VCO to use for the input frequency */
- for(i=1;(i<sizeof(osci)/sizeof(osci[0]))&&(osci[i]<freq);i++);
+ for(i=1;(i<ARRAY_SIZE(osci))&&(osci[i]<freq);i++);
printk("cx24108 debug: select vco #%d (f=%d)\n",i,freq);
band=bandsel[i];
/* the gain values must be set by SetSymbolrate */
diff --git a/drivers/media/dvb/frontends/cx24110.c b/drivers/media/dvb/frontends/cx24110.c
index ae96395..96ae6b1 100644
--- a/drivers/media/dvb/frontends/cx24110.c
+++ b/drivers/media/dvb/frontends/cx24110.c
@@ -254,7 +254,7 @@ static int cx24110_set_symbolrate (struct cx24110_state* state, u32 srate)
if (srate<500000)
srate=500000;

- for(i=0;(i<sizeof(bands)/sizeof(bands[0]))&&(srate>bands[i]);i++)
+ for(i=0;(i<ARRAY_SIZE(bands))&&(srate>bands[i]);i++)
;
/* first, check which sample rate is appropriate: 45, 60 80 or 90 MHz,
and set the PLL accordingly (R07[1:0] Fclk, R06[7:4] PLLmult,
@@ -361,7 +361,7 @@ static int cx24110_initfe(struct dvb_frontend* fe)

dprintk("%s: init chip\n", __FUNCTION__);

- for(i=0;i<sizeof(cx24110_regdata)/sizeof(cx24110_regdata[0]);i++) {
+ for(i=0;i<ARRAY_SIZE(cx24110_regdata);i++) {
cx24110_writereg(state, cx24110_regdata[i].reg, cx24110_regdata[i].data);
};

diff --git a/drivers/media/dvb/frontends/cx24123.c b/drivers/media/dvb/frontends/cx24123.c
index a356d28..732e94a 100644
--- a/drivers/media/dvb/frontends/cx24123.c
+++ b/drivers/media/dvb/frontends/cx24123.c
@@ -507,7 +507,7 @@ static int cx24123_pll_calculate(struct dvb_frontend* fe, struct dvb_frontend_pa
int i = 0;
int pump = 2;
int band = 0;
- int num_bands = sizeof(cx24123_bandselect_vals) / sizeof(cx24123_bandselect_vals[0]);
+ int num_bands = ARRAY_SIZE(cx24123_bandselect_vals);

/* Defaults for low freq, low rate */
state->VCAarg = cx24123_AGC_vals[0].VCAprogdata;
@@ -516,7 +516,7 @@ static int cx24123_pll_calculate(struct dvb_frontend* fe, struct dvb_frontend_pa
vco_div = cx24123_bandselect_vals[0].VCOdivider;

/* For the given symbol rate, determine the VCA, VGA and FILTUNE programming bits */
- for (i = 0; i < sizeof(cx24123_AGC_vals) / sizeof(cx24123_AGC_vals[0]); i++)
+ for (i = 0; i < ARRAY_SIZE(cx24123_AGC_vals); i++)
{
if ((cx24123_AGC_vals[i].symbolrate_low <= p->u.qpsk.symbol_rate) &&
(cx24123_AGC_vals[i].symbolrate_high >= p->u.qpsk.symbol_rate) ) {
@@ -658,7 +658,7 @@ static int cx24123_initfe(struct dvb_frontend* fe)
dprintk("%s: init frontend\n",__FUNCTION__);

/* Configure the demod to a good set of defaults */
- for (i = 0; i < sizeof(cx24123_regdata) / sizeof(cx24123_regdata[0]); i++)
+ for (i = 0; i < ARRAY_SIZE(cx24123_regdata); i++)
cx24123_writereg(state, cx24123_regdata[i].reg, cx24123_regdata[i].data);

/* Set the LNB polarity */
diff --git a/drivers/media/dvb/ttpci/av7110_ir.c b/drivers/media/dvb/ttpci/av7110_ir.c
index e4544ea..c281d78 100644
--- a/drivers/media/dvb/ttpci/av7110_ir.c
+++ b/drivers/media/dvb/ttpci/av7110_ir.c
@@ -4,6 +4,7 @@
#include <linux/moduleparam.h>
#include <linux/input.h>
#include <linux/proc_fs.h>
+#include <linux/kernel.h>
#include <asm/bitops.h>

#include "av7110.h"
@@ -217,7 +218,7 @@ int __devinit av7110_ir_init(struct av7110 *av7110)
static struct proc_dir_entry *e;
int err;

- if (av_cnt >= sizeof av_list/sizeof av_list[0])
+ if (av_cnt >= ARRAY_SIZE(av_list))
return -ENOSPC;

av7110_setup_irc_config(av7110, 0x0001);
--
Ahmed S. Darwish
http://darwish-07.blogspot.com
-
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