Now that we can print FourCC codes directly using printk, make use of the
feature in V4L2 core.

Signed-off-by: Sakari Ailus <sakari.ai...@linux.intel.com>
Acked-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org>
Reviewed-by: Petr Mladek <pmla...@suse.com>
Reviewed-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
 drivers/media/v4l2-core/v4l2-ioctl.c | 85 +++++++---------------------
 1 file changed, 21 insertions(+), 64 deletions(-)

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c 
b/drivers/media/v4l2-core/v4l2-ioctl.c
index 31d1342e61e8..31662c3a8c9e 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -265,13 +265,9 @@ static void v4l_print_fmtdesc(const void *arg, bool 
write_only)
 {
        const struct v4l2_fmtdesc *p = arg;
 
-       pr_cont("index=%u, type=%s, flags=0x%x, pixelformat=%c%c%c%c, 
mbus_code=0x%04x, description='%.*s'\n",
+       pr_cont("index=%u, type=%s, flags=0x%x, pixelformat=%p4cc, 
mbus_code=0x%04x, description='%.*s'\n",
                p->index, prt_names(p->type, v4l2_type_names),
-               p->flags, (p->pixelformat & 0xff),
-               (p->pixelformat >>  8) & 0xff,
-               (p->pixelformat >> 16) & 0xff,
-               (p->pixelformat >> 24) & 0xff,
-               p->mbus_code,
+               p->flags, &p->pixelformat, p->mbus_code,
                (int)sizeof(p->description), p->description);
 }
 
@@ -293,12 +289,8 @@ static void v4l_print_format(const void *arg, bool 
write_only)
        case V4L2_BUF_TYPE_VIDEO_CAPTURE:
        case V4L2_BUF_TYPE_VIDEO_OUTPUT:
                pix = &p->fmt.pix;
-               pr_cont(", width=%u, height=%u, pixelformat=%c%c%c%c, field=%s, 
bytesperline=%u, sizeimage=%u, colorspace=%d, flags=0x%x, ycbcr_enc=%u, 
quantization=%u, xfer_func=%u\n",
-                       pix->width, pix->height,
-                       (pix->pixelformat & 0xff),
-                       (pix->pixelformat >>  8) & 0xff,
-                       (pix->pixelformat >> 16) & 0xff,
-                       (pix->pixelformat >> 24) & 0xff,
+               pr_cont(", width=%u, height=%u, pixelformat=%p4cc, field=%s, 
bytesperline=%u, sizeimage=%u, colorspace=%d, flags=0x%x, ycbcr_enc=%u, 
quantization=%u, xfer_func=%u\n",
+                       pix->width, pix->height, &pix->pixelformat,
                        prt_names(pix->field, v4l2_field_names),
                        pix->bytesperline, pix->sizeimage,
                        pix->colorspace, pix->flags, pix->ycbcr_enc,
@@ -307,12 +299,8 @@ static void v4l_print_format(const void *arg, bool 
write_only)
        case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
        case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
                mp = &p->fmt.pix_mp;
-               pr_cont(", width=%u, height=%u, format=%c%c%c%c, field=%s, 
colorspace=%d, num_planes=%u, flags=0x%x, ycbcr_enc=%u, quantization=%u, 
xfer_func=%u\n",
-                       mp->width, mp->height,
-                       (mp->pixelformat & 0xff),
-                       (mp->pixelformat >>  8) & 0xff,
-                       (mp->pixelformat >> 16) & 0xff,
-                       (mp->pixelformat >> 24) & 0xff,
+               pr_cont(", width=%u, height=%u, format=%p4cc, field=%s, 
colorspace=%d, num_planes=%u, flags=0x%x, ycbcr_enc=%u, quantization=%u, 
xfer_func=%u\n",
+                       mp->width, mp->height, &mp->pixelformat,
                        prt_names(mp->field, v4l2_field_names),
                        mp->colorspace, mp->num_planes, mp->flags,
                        mp->ycbcr_enc, mp->quantization, mp->xfer_func);
@@ -337,13 +325,9 @@ static void v4l_print_format(const void *arg, bool 
write_only)
        case V4L2_BUF_TYPE_VBI_CAPTURE:
        case V4L2_BUF_TYPE_VBI_OUTPUT:
                vbi = &p->fmt.vbi;
-               pr_cont(", sampling_rate=%u, offset=%u, samples_per_line=%u, 
sample_format=%c%c%c%c, start=%u,%u, count=%u,%u\n",
+               pr_cont(", sampling_rate=%u, offset=%u, samples_per_line=%u, 
sample_format=%p4cc, start=%u,%u, count=%u,%u\n",
                        vbi->sampling_rate, vbi->offset,
-                       vbi->samples_per_line,
-                       (vbi->sample_format & 0xff),
-                       (vbi->sample_format >>  8) & 0xff,
-                       (vbi->sample_format >> 16) & 0xff,
-                       (vbi->sample_format >> 24) & 0xff,
+                       vbi->samples_per_line, &vbi->sample_format,
                        vbi->start[0], vbi->start[1],
                        vbi->count[0], vbi->count[1]);
                break;
@@ -360,21 +344,13 @@ static void v4l_print_format(const void *arg, bool 
write_only)
        case V4L2_BUF_TYPE_SDR_CAPTURE:
        case V4L2_BUF_TYPE_SDR_OUTPUT:
                sdr = &p->fmt.sdr;
-               pr_cont(", pixelformat=%c%c%c%c\n",
-                       (sdr->pixelformat >>  0) & 0xff,
-                       (sdr->pixelformat >>  8) & 0xff,
-                       (sdr->pixelformat >> 16) & 0xff,
-                       (sdr->pixelformat >> 24) & 0xff);
+               pr_cont(", pixelformat=%p4cc\n", &sdr->pixelformat);
                break;
        case V4L2_BUF_TYPE_META_CAPTURE:
        case V4L2_BUF_TYPE_META_OUTPUT:
                meta = &p->fmt.meta;
-               pr_cont(", dataformat=%c%c%c%c, buffersize=%u\n",
-                       (meta->dataformat >>  0) & 0xff,
-                       (meta->dataformat >>  8) & 0xff,
-                       (meta->dataformat >> 16) & 0xff,
-                       (meta->dataformat >> 24) & 0xff,
-                       meta->buffersize);
+               pr_cont(", dataformat=%p4cc, buffersize=%u\n",
+                       &meta->dataformat, meta->buffersize);
                break;
        }
 }
@@ -383,15 +359,10 @@ static void v4l_print_framebuffer(const void *arg, bool 
write_only)
 {
        const struct v4l2_framebuffer *p = arg;
 
-       pr_cont("capability=0x%x, flags=0x%x, base=0x%p, width=%u, height=%u, 
pixelformat=%c%c%c%c, bytesperline=%u, sizeimage=%u, colorspace=%d\n",
-                       p->capability, p->flags, p->base,
-                       p->fmt.width, p->fmt.height,
-                       (p->fmt.pixelformat & 0xff),
-                       (p->fmt.pixelformat >>  8) & 0xff,
-                       (p->fmt.pixelformat >> 16) & 0xff,
-                       (p->fmt.pixelformat >> 24) & 0xff,
-                       p->fmt.bytesperline, p->fmt.sizeimage,
-                       p->fmt.colorspace);
+       pr_cont("capability=0x%x, flags=0x%x, base=0x%p, width=%u, height=%u, 
pixelformat=%p4cc, bytesperline=%u, sizeimage=%u, colorspace=%d\n",
+               p->capability, p->flags, p->base, p->fmt.width, p->fmt.height,
+               &p->fmt.pixelformat, p->fmt.bytesperline, p->fmt.sizeimage,
+               p->fmt.colorspace);
 }
 
 static void v4l_print_buftype(const void *arg, bool write_only)
@@ -761,13 +732,8 @@ static void v4l_print_frmsizeenum(const void *arg, bool 
write_only)
 {
        const struct v4l2_frmsizeenum *p = arg;
 
-       pr_cont("index=%u, pixelformat=%c%c%c%c, type=%u",
-                       p->index,
-                       (p->pixel_format & 0xff),
-                       (p->pixel_format >>  8) & 0xff,
-                       (p->pixel_format >> 16) & 0xff,
-                       (p->pixel_format >> 24) & 0xff,
-                       p->type);
+       pr_cont("index=%u, pixelformat=%p4cc, type=%u",
+               p->index, &p->pixel_format, p->type);
        switch (p->type) {
        case V4L2_FRMSIZE_TYPE_DISCRETE:
                pr_cont(", wxh=%ux%u\n",
@@ -793,13 +759,8 @@ static void v4l_print_frmivalenum(const void *arg, bool 
write_only)
 {
        const struct v4l2_frmivalenum *p = arg;
 
-       pr_cont("index=%u, pixelformat=%c%c%c%c, wxh=%ux%u, type=%u",
-                       p->index,
-                       (p->pixel_format & 0xff),
-                       (p->pixel_format >>  8) & 0xff,
-                       (p->pixel_format >> 16) & 0xff,
-                       (p->pixel_format >> 24) & 0xff,
-                       p->width, p->height, p->type);
+       pr_cont("index=%u, pixelformat=%p4cc, wxh=%ux%u, type=%u",
+               p->index, &p->pixel_format, p->width, p->height, p->type);
        switch (p->type) {
        case V4L2_FRMIVAL_TYPE_DISCRETE:
                pr_cont(", fps=%d/%d\n",
@@ -1459,12 +1420,8 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
                                return;
                        WARN(1, "Unknown pixelformat 0x%08x\n", 
fmt->pixelformat);
                        flags = 0;
-                       snprintf(fmt->description, sz, "%c%c%c%c%s",
-                                       (char)(fmt->pixelformat & 0x7f),
-                                       (char)((fmt->pixelformat >> 8) & 0x7f),
-                                       (char)((fmt->pixelformat >> 16) & 0x7f),
-                                       (char)((fmt->pixelformat >> 24) & 0x7f),
-                                       (fmt->pixelformat & (1UL << 31)) ? 
"-BE" : "");
+                       snprintf(fmt->description, sz, "%p4cc",
+                                &fmt->pixelformat);
                        break;
                }
        }
-- 
2.29.2

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