media: use v4l2_rect_enclosed helper

Several drivers implement the same enclosed_rectangle() function to
check if a rectangle is enclosed into another. Replace this with the
newly added v4l2_rect_enclosed() helper function.

Signed-off-by: Benoit Parrot <bparrot@ti.com>
Acked-by: Andrzej Pietrasiewicz <andrzejtp2010@gmail.com>
Reviewed-by: Lad Prabhakar <prabhakar.csengg@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>

diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
index 66079cc..0fb9f9b 100644 (file)
--- a/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/drivers/media/platform/am437x/am437x-vpfe.c
@@ -26,6 +26,7 @@
 #include <media/v4l2-ctrls.h>
 #include <media/v4l2-event.h>
 #include <media/v4l2-fwnode.h>
+#include <media/v4l2-rect.h>
 
 #include "am437x-vpfe.h"
 
@@ -1987,20 +1988,6 @@ vpfe_g_selection(struct file *file, void *fh, struct v4l2_selection *s)
        return 0;
 }
 
-static int enclosed_rectangle(struct v4l2_rect *a, struct v4l2_rect *b)
-{
-       if (a->left < b->left || a->top < b->top)
-               return 0;
-
-       if (a->left + a->width > b->left + b->width)
-               return 0;
-
-       if (a->top + a->height > b->top + b->height)
-               return 0;
-
-       return 1;
-}
-
 static int
 vpfe_s_selection(struct file *file, void *fh, struct v4l2_selection *s)
 {
@@ -2025,10 +2012,10 @@ vpfe_s_selection(struct file *file, void *fh, struct v4l2_selection *s)
        r.left = clamp_t(unsigned int, r.left, 0, cr.width - r.width);
        r.top  = clamp_t(unsigned int, r.top, 0, cr.height - r.height);
 
-       if (s->flags & V4L2_SEL_FLAG_LE && !enclosed_rectangle(&r, &s->r))
+       if (s->flags & V4L2_SEL_FLAG_LE && !v4l2_rect_enclosed(&r, &s->r))
                return -ERANGE;
 
-       if (s->flags & V4L2_SEL_FLAG_GE && !enclosed_rectangle(&s->r, &r))
+       if (s->flags & V4L2_SEL_FLAG_GE && !v4l2_rect_enclosed(&s->r, &r))
                return -ERANGE;
 
        s->r = vpfe->crop = r;

diff --git a/drivers/media/platform/exynos4-is/fimc-capture.c b/drivers/media/platform/exynos4-is/fimc-capture.c
index dd33b88..e7a4b06 100644 (file)
--- a/drivers/media/platform/exynos4-is/fimc-capture.c
+++ b/drivers/media/platform/exynos4-is/fimc-capture.c
@@ -21,6 +21,7 @@
 #include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-mem2mem.h>
+#include <media/v4l2-rect.h>
 #include <media/videobuf2-v4l2.h>
 #include <media/videobuf2-dma-contig.h>
 
@@ -1301,19 +1302,6 @@ static int fimc_cap_g_selection(struct file *file, void *fh,
        return -EINVAL;
 }
 
-/* Return 1 if rectangle a is enclosed in rectangle b, or 0 otherwise. */
-static int enclosed_rectangle(struct v4l2_rect *a, struct v4l2_rect *b)
-{
-       if (a->left < b->left || a->top < b->top)
-               return 0;
-       if (a->left + a->width > b->left + b->width)
-               return 0;
-       if (a->top + a->height > b->top + b->height)
-               return 0;
-
-       return 1;
-}
-
 static int fimc_cap_s_selection(struct file *file, void *fh,
                                struct v4l2_selection *s)
 {
@@ -1336,11 +1324,11 @@ static int fimc_cap_s_selection(struct file *file, void *fh,
        fimc_capture_try_selection(ctx, &rect, s->target);
 
        if (s->flags & V4L2_SEL_FLAG_LE &&
-           !enclosed_rectangle(&rect, &s->r))
+           !v4l2_rect_enclosed(&rect, &s->r))
                return -ERANGE;
 
        if (s->flags & V4L2_SEL_FLAG_GE &&
-           !enclosed_rectangle(&s->r, &rect))
+           !v4l2_rect_enclosed(&s->r, &rect))
                return -ERANGE;
 
        s->r = rect;

diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c
index 394e081..9c666f6 100644 (file)
--- a/drivers/media/platform/exynos4-is/fimc-lite.c
+++ b/drivers/media/platform/exynos4-is/fimc-lite.c
@@ -25,6 +25,7 @@
 #include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
 #include <media/v4l2-mem2mem.h>
+#include <media/v4l2-rect.h>
 #include <media/videobuf2-v4l2.h>
 #include <media/videobuf2-dma-contig.h>
 #include <media/drv-intf/exynos-fimc.h>
@@ -868,19 +869,6 @@ static int fimc_lite_reqbufs(struct file *file, void *priv,
        return ret;
 }
 
-/* Return 1 if rectangle a is enclosed in rectangle b, or 0 otherwise. */
-static int enclosed_rectangle(struct v4l2_rect *a, struct v4l2_rect *b)
-{
-       if (a->left < b->left || a->top < b->top)
-               return 0;
-       if (a->left + a->width > b->left + b->width)
-               return 0;
-       if (a->top + a->height > b->top + b->height)
-               return 0;
-
-       return 1;
-}
-
 static int fimc_lite_g_selection(struct file *file, void *fh,
                                 struct v4l2_selection *sel)
 {
@@ -922,11 +910,11 @@ static int fimc_lite_s_selection(struct file *file, void *fh,
        fimc_lite_try_compose(fimc, &rect);
 
        if ((sel->flags & V4L2_SEL_FLAG_LE) &&
-           !enclosed_rectangle(&rect, &sel->r))
+           !v4l2_rect_enclosed(&rect, &sel->r))
                return -ERANGE;
 
        if ((sel->flags & V4L2_SEL_FLAG_GE) &&
-           !enclosed_rectangle(&sel->r, &rect))
+           !v4l2_rect_enclosed(&sel->r, &rect))
                return -ERANGE;
 
        sel->r = rect;

diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c
index 86bda39..9b22dd8 100644 (file)
--- a/drivers/media/platform/s5p-jpeg/jpeg-core.c
+++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c
@@ -24,6 +24,7 @@
 #include <media/v4l2-event.h>
 #include <media/v4l2-mem2mem.h>
 #include <media/v4l2-ioctl.h>
+#include <media/v4l2-rect.h>
 #include <media/videobuf2-v4l2.h>
 #include <media/videobuf2-dma-contig.h>
 
@@ -1735,19 +1736,6 @@ static int exynos3250_jpeg_try_downscale(struct s5p_jpeg_ctx *ctx,
        return 0;
 }
 
-/* Return 1 if rectangle a is enclosed in rectangle b, or 0 otherwise. */
-static int enclosed_rectangle(struct v4l2_rect *a, struct v4l2_rect *b)
-{
-       if (a->left < b->left || a->top < b->top)
-               return 0;
-       if (a->left + a->width > b->left + b->width)
-               return 0;
-       if (a->top + a->height > b->top + b->height)
-               return 0;
-
-       return 1;
-}
-
 static int exynos3250_jpeg_try_crop(struct s5p_jpeg_ctx *ctx,
                                   struct v4l2_rect *r)
 {
@@ -1780,7 +1768,7 @@ static int exynos3250_jpeg_try_crop(struct s5p_jpeg_ctx *ctx,
        r->left = round_down(r->left, 2);
        r->top = round_down(r->top, 2);
 
-       if (!enclosed_rectangle(r, &base_rect))
+       if (!v4l2_rect_enclosed(r, &base_rect))
                return -EINVAL;
 
        ctx->crop_rect.left = r->left;