[PATCH 2.6.20-rc5 4/4] pvrusb2: Use ARRAY_SIZE macro

From: Ahmed S. Darwish
Date: Tue Jan 16 2007 - 03:03:06 EST


Use ARRAY_SIZE macro in miscellaneous pvrusb2 files found

Signed-off-by: Ahmed S. Darwish <darwish.07@xxxxxxxxx>
---
This patch ofcourse don't include previous patches in the set. I've just
included the remaining modifications in one patch/mail cause every file
touched here has only one or two lines of changes.

diff --git a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
index f9bb41d..83df9ee 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-i2c-core.c
@@ -948,8 +948,7 @@ static void do_i2c_scan(struct pvr2_hdw *hdw)
printk("%s: i2c scan beginning\n",hdw->name);
for (i = 0; i < 128; i++) {
msg[0].addr = i;
- rc = i2c_transfer(&hdw->i2c_adap,msg,
- sizeof(msg)/sizeof(msg[0]));
+ rc = i2c_transfer(&hdw->i2c_adap,msg, ARRAY_SIZE(msg));
if (rc != 1) continue;
printk("%s: i2c scan: found device @ 0x%x\n",hdw->name,i);
}

diff --git a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
index c294f46..17b5a3e 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-sysfs.c
@@ -491,7 +491,7 @@ static void pvr2_sysfs_add_control(struct pvr2_sysfs *sfp,int ctl_id)
unsigned int cnt,acnt;
int ret;

- if ((ctl_id < 0) || (ctl_id >= (sizeof(funcs)/sizeof(funcs[0])))) {
+ if ((ctl_id < 0) || (ctl_id >= ARRAY_SIZE(funcs))) {
return;
}

diff --git a/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c b/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
index 05f2cdd..b3eba8a 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-video-v4l.c
@@ -137,8 +137,7 @@ static int decoder_check(struct pvr2_v4l_decoder *ctxt)
unsigned long msk;
unsigned int idx;

- for (idx = 0; idx < sizeof(decoder_ops)/sizeof(decoder_ops[0]);
- idx++) {
+ for (idx = 0; idx < ARRAY_SIZE(decoder_ops); idx++) {
msk = 1 << idx;
if (ctxt->stale_mask & msk) continue;
if (decoder_ops[idx].check(ctxt)) {
@@ -154,8 +153,7 @@ static void decoder_update(struct pvr2_v4l_decoder *ctxt)
unsigned long msk;
unsigned int idx;

- for (idx = 0; idx < sizeof(decoder_ops)/sizeof(decoder_ops[0]);
- idx++) {
+ for (idx = 0; idx < ARRAY_SIZE(decoder_ops); idx++) {
msk = 1 << idx;
if (!(ctxt->stale_mask & msk)) continue;
ctxt->stale_mask &= ~msk;
@@ -230,8 +228,7 @@ int pvr2_i2c_decoder_v4l_setup(struct pvr2_hdw *hdw,
ctxt->ctrl.tuned = (int (*)(void *))decoder_is_tuned;
ctxt->client = cp;
ctxt->hdw = hdw;
- ctxt->stale_mask = (1 << (sizeof(decoder_ops)/
- sizeof(decoder_ops[0]))) - 1;
+ ctxt->stale_mask = (1 << ARRAY_SIZE(decoder_ops)) - 1;
hdw->decoder_ctrl = &ctxt->ctrl;
cp->handler = &ctxt->handler;
pvr2_trace(PVR2_TRACE_CHIPS,"i2c 0x%x saa711x V4L2 handler set up",
diff --git a/drivers/media/video/pvrusb2/pvrusb2-wm8775.c b/drivers/media/video/pvrusb2/pvrusb2-wm8775.c
index 2413e51..3a29bb8 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-wm8775.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-wm8775.c
@@ -99,8 +99,7 @@ static int wm8775_check(struct pvr2_v4l_wm8775 *ctxt)
unsigned long msk;
unsigned int idx;

- for (idx = 0; idx < sizeof(wm8775_ops)/sizeof(wm8775_ops[0]);
- idx++) {
+ for (idx = 0; idx < ARRAY_SIZE(wm8775_ops); idx++) {
msk = 1 << idx;
if (ctxt->stale_mask & msk) continue;
if (wm8775_ops[idx].check(ctxt)) {
@@ -116,8 +115,7 @@ static void wm8775_update(struct pvr2_v4l_wm8775 *ctxt)
unsigned long msk;
unsigned int idx;

- for (idx = 0; idx < sizeof(wm8775_ops)/sizeof(wm8775_ops[0]);
- idx++) {
+ for (idx = 0; idx < ARRAY_SIZE(wm8775_ops); idx++) {
msk = 1 << idx;
if (!(ctxt->stale_mask & msk)) continue;
ctxt->stale_mask &= ~msk;
@@ -148,8 +146,7 @@ int pvr2_i2c_wm8775_setup(struct pvr2_hdw *hdw,struct pvr2_i2c_client *cp)
ctxt->handler.func_table = &hfuncs;
ctxt->client = cp;
ctxt->hdw = hdw;
- ctxt->stale_mask = (1 << (sizeof(wm8775_ops)/
- sizeof(wm8775_ops[0]))) - 1;
+ ctxt->stale_mask = (1 << ARRAY_SIZE(wm8775_ops)) - 1;
cp->handler = &ctxt->handler;
pvr2_trace(PVR2_TRACE_CHIPS,"i2c 0x%x wm8775 V4L2 handler set up",
cp->client->addr);

--
Ahmed S. Darwish
http://darwish-07.blogspot.com
-
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