diff options
| author | Jason Liu <r64343@freescale.com> | 2012-03-27 21:20:27 +0800 |
|---|---|---|
| committer | Jason Liu <r64343@freescale.com> | 2012-03-27 21:25:11 +0800 |
| commit | 46353401a4d42f861bcca6702681ffd3a22acd5e (patch) | |
| tree | 4d755efd78279224a1cac20bd92b7bb063303b1a /drivers/video | |
| parent | 9329fa1504e395a9e18f72284ad885628f6e91db (diff) | |
ENGR00178118-1 fix some build warnings when using GCC 4.6.2
fix some build warnings when using GCC 4.6.2:
drivers/cpufreq/cpufreq_interactive.c:127:6:
warning:'irq_count' may be used uninitialized in this function [-Wuninitialized]
drivers/media/video/mxc/output/mxc_vout.c:1346:5:
warning: 'ret' may be used uninitialized in this function [-Wuninitialized]
drivers/video/mxc/mxc_ipuv3_fb.c:1329:23:
warning: operation on 'mxc_fbi->cur_ipu_buf' may be undefined [-Wsequence-point]
drivers/video/mxc/mxc_ipuv3_fb.c:1376:24:
warning: operation on 'mxc_fbi->cur_ipu_buf' may be undefined [-Wsequence-point]
drivers/video/mxc/mxc_ipuv3_fb.c:1377:24:
warning: operation on 'mxc_fbi->cur_ipu_buf' may be undefined [-Wsequence-point]
Signed-off-by: Jason Liu <r64343@freescale.com>
Diffstat (limited to 'drivers/video')
| -rw-r--r-- | drivers/video/mxc/mxc_ipuv3_fb.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/video/mxc/mxc_ipuv3_fb.c b/drivers/video/mxc/mxc_ipuv3_fb.c index 8a37afd211e1..62685a5197e7 100644 --- a/drivers/video/mxc/mxc_ipuv3_fb.c +++ b/drivers/video/mxc/mxc_ipuv3_fb.c @@ -1326,7 +1326,8 @@ mxcfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) return -ETIMEDOUT; } - mxc_fbi->cur_ipu_buf = (++mxc_fbi->cur_ipu_buf) % 3; + ++mxc_fbi->cur_ipu_buf; + mxc_fbi->cur_ipu_buf %= 3; mxc_fbi->cur_ipu_alpha_buf = !mxc_fbi->cur_ipu_alpha_buf; dev_dbg(info->device, "Updating SDC %s buf %d address=0x%08lX\n", @@ -1373,8 +1374,10 @@ mxcfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info) IPU_INPUT_BUFFER, 1), ipu_check_buffer_ready(mxc_fbi->ipu, mxc_fbi->ipu_ch, IPU_INPUT_BUFFER, 2)); - mxc_fbi->cur_ipu_buf = (++mxc_fbi->cur_ipu_buf) % 3; - mxc_fbi->cur_ipu_buf = (++mxc_fbi->cur_ipu_buf) % 3; + ++mxc_fbi->cur_ipu_buf; + mxc_fbi->cur_ipu_buf %= 3; + ++mxc_fbi->cur_ipu_buf; + mxc_fbi->cur_ipu_buf %= 3; mxc_fbi->cur_ipu_alpha_buf = !mxc_fbi->cur_ipu_alpha_buf; ipu_clear_irq(mxc_fbi->ipu, mxc_fbi->ipu_ch_irq); ipu_enable_irq(mxc_fbi->ipu, mxc_fbi->ipu_ch_irq); |