From: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
To: linux-kernel@vger.kernel.org
Cc: js@linuxtv.org, linux-dvb-maintainer@linuxtv.org,
video4linux-list@redhat.com
Subject: [PATCH 5/5] - Fix a broken logic that didn't cover all standards.
Date: Sun, 18 Dec 2005 13:23:45 -0200 [thread overview]
Message-ID: <1134920704.6702.27.camel@localhost> (raw)
- Fix a broken logic that didn't cover all standards.
- Fix compilation failure with gcc 2.95.3 and other archtectures.
Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br>
---
drivers/media/video/cx25840/cx25840-core.c | 40 ++++++++++++++++------------
1 files changed, 23 insertions(+), 17 deletions(-)
da7e1b8401e2ce0834070401a7c7b5c958dfc853
diff --git a/drivers/media/video/cx25840/cx25840-core.c b/drivers/media/video/cx25840/cx25840-core.c
index aea3f03..5b93723 100644
--- a/drivers/media/video/cx25840/cx25840-core.c
+++ b/drivers/media/video/cx25840/cx25840-core.c
@@ -333,24 +333,30 @@ static int set_input(struct i2c_client *
static int set_v4lstd(struct i2c_client *client, v4l2_std_id std)
{
- u8 fmt;
+ u8 fmt=0; /* zero is autodetect */
- switch (std) {
- /* zero is autodetect */
- case 0: fmt = 0x0; break;
- /* default ntsc to ntsc-m */
- case V4L2_STD_NTSC:
- case V4L2_STD_NTSC_M: fmt = 0x1; break;
- case V4L2_STD_NTSC_M_JP: fmt = 0x2; break;
- case V4L2_STD_NTSC_443: fmt = 0x3; break;
- case V4L2_STD_PAL: fmt = 0x4; break;
- case V4L2_STD_PAL_M: fmt = 0x5; break;
- case V4L2_STD_PAL_N: fmt = 0x6; break;
- case V4L2_STD_PAL_Nc: fmt = 0x7; break;
- case V4L2_STD_PAL_60: fmt = 0x8; break;
- case V4L2_STD_SECAM: fmt = 0xc; break;
- default:
- return -ERANGE;
+ /* First tests should be against specific std */
+ if (std & V4L2_STD_NTSC_M_JP) {
+ fmt=0x2;
+ } else if (std & V4L2_STD_NTSC_443) {
+ fmt=0x3;
+ } else if (std & V4L2_STD_PAL_M) {
+ fmt=0x5;
+ } else if (std & V4L2_STD_PAL_N) {
+ fmt=0x6;
+ } else if (std & V4L2_STD_PAL_Nc) {
+ fmt=0x7;
+ } else if (std & V4L2_STD_PAL_60) {
+ fmt=0x8;
+ } else {
+ /* Then, test against generic ones */
+ if (std & V4L2_STD_NTSC) {
+ fmt=0x1;
+ } else if (std & V4L2_STD_PAL) {
+ fmt=0x4;
+ } else if (std & V4L2_STD_SECAM) {
+ fmt=0xc;
+ }
}
cx25840_and_or(client, 0x400, ~0xf, fmt);
--
0.99.9.GIT
reply other threads:[~2005-12-18 15:45 UTC|newest]
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