Re: [PATCH 3/3] [media] s5p-fimc: Replace printk with pr_* functions

[Sylwester Nawrocki <snjw23@gmail.com>]

Hi Sachin,

On 06/11/2012 12:13 PM, Sachin Kamat wrote:
> Replace printk with pr_* functions to silence checkpatch warnings.
> 
> Signed-off-by: Sachin Kamat<sachin.kamat@linaro.org>
> ---
>   drivers/media/video/s5p-fimc/fimc-core.h |    2 +-
>   1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/media/video/s5p-fimc/fimc-core.h b/drivers/media/video/s5p-fimc/fimc-core.h
> index 95b27ae..c22fb0a 100644
> --- a/drivers/media/video/s5p-fimc/fimc-core.h
> +++ b/drivers/media/video/s5p-fimc/fimc-core.h
> @@ -28,7 +28,7 @@
>   #include<media/s5p_fimc.h>
> 
>   #define err(fmt, args...) \
> -	printk(KERN_ERR "%s:%d: " fmt "\n", __func__, __LINE__, ##args)
> +	pr_err("%s:%d: " fmt "\n", __func__, __LINE__, ##args)

I don't think it's worth the effort. If you really want to get rid
of that warnings, please remove the err() macro altogether and
do something like this instead:

8<----------------------------------------------------------------

diff --git a/drivers/media/video/s5p-fimc/fimc-core.h b/drivers/media/video/s5p-fimc/fimc-core.h
index 95b27ae..808ccc6 100644
--- a/drivers/media/video/s5p-fimc/fimc-core.h
+++ b/drivers/media/video/s5p-fimc/fimc-core.h
@@ -27,9 +27,6 @@
 #include <media/v4l2-mediabus.h>
 #include <media/s5p_fimc.h>
 
-#define err(fmt, args...) \
-       printk(KERN_ERR "%s:%d: " fmt "\n", __func__, __LINE__, ##args)
-
 #define dbg(fmt, args...) \
        pr_debug("%s:%d: " fmt "\n", __func__, __LINE__, ##args)
 
diff --git a/drivers/media/video/s5p-fimc/fimc-reg.c b/drivers/media/video/s5p-fimc/fimc-reg.c
index 1fc4ce8..74a2fba 100644
--- a/drivers/media/video/s5p-fimc/fimc-reg.c
+++ b/drivers/media/video/s5p-fimc/fimc-reg.c
@@ -683,8 +683,8 @@ int fimc_hw_set_camera_type(struct fimc_dev *fimc,
                        cfg |= FIMC_REG_CIGCTRL_CAM_JPEG;
                        break;
                default:
-                       v4l2_err(fimc->vid_cap.vfd,
-                                "Not supported camera pixel format: %d",
+                       v4l2_err(vid_cap->vfd,
+                                "Not supported camera pixel format: %#x\n",
                                 vid_cap->mf.code);
                        return -EINVAL;
                }
@@ -699,7 +699,7 @@ int fimc_hw_set_camera_type(struct fimc_dev *fimc,
        } else if (cam->bus_type == FIMC_LCD_WB) {
                cfg |= FIMC_REG_CIGCTRL_CAMIF_SELWB;
        } else {
-               err("invalid camera bus type selected\n");
+               v4l2_err(vid_cap->vfd, "Invalid camera bus type selected\n");
                return -EINVAL;
        }
        writel(cfg, fimc->regs + FIMC_REG_CIGCTRL);

8>----------------------------------------------------------------


Thanks!

Sylwester