drm: move drm_mode_legacy_fb_format to drm_fourcc.c

It's part of the drm fourcc handling code, mapping the old depth/bpp
values to new fourcc codes.

Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20160829082757.17913-6-daniel.vetter@ffwll.ch

diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index c9dc031..9ff58e6 100644 (file)
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -1671,49 +1671,6 @@ int drm_mode_cursor2_ioctl(struct drm_device *dev,
        return drm_mode_cursor_common(dev, req, file_priv);
 }
 
-/**
- * drm_mode_legacy_fb_format - compute drm fourcc code from legacy description
- * @bpp: bits per pixels
- * @depth: bit depth per pixel
- *
- * Computes a drm fourcc pixel format code for the given @bpp/@depth values.
- * Useful in fbdev emulation code, since that deals in those values.
- */
-uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth)
-{
-       uint32_t fmt;
-
-       switch (bpp) {
-       case 8:
-               fmt = DRM_FORMAT_C8;
-               break;
-       case 16:
-               if (depth == 15)
-                       fmt = DRM_FORMAT_XRGB1555;
-               else
-                       fmt = DRM_FORMAT_RGB565;
-               break;
-       case 24:
-               fmt = DRM_FORMAT_RGB888;
-               break;
-       case 32:
-               if (depth == 24)
-                       fmt = DRM_FORMAT_XRGB8888;
-               else if (depth == 30)
-                       fmt = DRM_FORMAT_XRGB2101010;
-               else
-                       fmt = DRM_FORMAT_ARGB8888;
-               break;
-       default:
-               DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n");
-               fmt = DRM_FORMAT_XRGB8888;
-               break;
-       }
-
-       return fmt;
-}
-EXPORT_SYMBOL(drm_mode_legacy_fb_format);
-
 static bool drm_property_type_valid(struct drm_property *property)
 {
        if (property->flags & DRM_MODE_PROP_EXTENDED_TYPE)

diff --git a/drivers/gpu/drm/drm_fourcc.c b/drivers/gpu/drm/drm_fourcc.c
index c81546c..29c56b4 100644 (file)
--- a/drivers/gpu/drm/drm_fourcc.c
+++ b/drivers/gpu/drm/drm_fourcc.c
@@ -35,6 +35,49 @@ static char printable_char(int c)
        return isascii(c) && isprint(c) ? c : '?';
 }
 
+/**
+ * drm_mode_legacy_fb_format - compute drm fourcc code from legacy description
+ * @bpp: bits per pixels
+ * @depth: bit depth per pixel
+ *
+ * Computes a drm fourcc pixel format code for the given @bpp/@depth values.
+ * Useful in fbdev emulation code, since that deals in those values.
+ */
+uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth)
+{
+       uint32_t fmt;
+
+       switch (bpp) {
+       case 8:
+               fmt = DRM_FORMAT_C8;
+               break;
+       case 16:
+               if (depth == 15)
+                       fmt = DRM_FORMAT_XRGB1555;
+               else
+                       fmt = DRM_FORMAT_RGB565;
+               break;
+       case 24:
+               fmt = DRM_FORMAT_RGB888;
+               break;
+       case 32:
+               if (depth == 24)
+                       fmt = DRM_FORMAT_XRGB8888;
+               else if (depth == 30)
+                       fmt = DRM_FORMAT_XRGB2101010;
+               else
+                       fmt = DRM_FORMAT_ARGB8888;
+               break;
+       default:
+               DRM_ERROR("bad bpp, assuming x8r8g8b8 pixel format\n");
+               fmt = DRM_FORMAT_XRGB8888;
+               break;
+       }
+
+       return fmt;
+}
+EXPORT_SYMBOL(drm_mode_legacy_fb_format);
+
 /**
  * drm_get_format_name - return a string for drm fourcc format
  * @format: format to compute name of

diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 8ea3e65..63f0349 100644 (file)
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -2158,8 +2158,6 @@ extern int drm_mode_crtc_set_gamma_size(struct drm_crtc *crtc,
 
 extern int drm_mode_set_config_internal(struct drm_mode_set *set);
 
-extern uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
-
 extern struct drm_tile_group *drm_mode_create_tile_group(struct drm_device *dev,
                                                         char topology[8]);
 extern struct drm_tile_group *drm_mode_get_tile_group(struct drm_device *dev,

diff --git a/include/drm/drm_fourcc.h b/include/drm/drm_fourcc.h
index b106337..30c30fa 100644 (file)
--- a/include/drm/drm_fourcc.h
+++ b/include/drm/drm_fourcc.h
@@ -25,6 +25,7 @@
 #include <linux/types.h>
 #include <uapi/drm/drm_fourcc.h>
 
+uint32_t drm_mode_legacy_fb_format(uint32_t bpp, uint32_t depth);
 void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, int *bpp);
 int drm_format_num_planes(uint32_t format);
 int drm_format_plane_cpp(uint32_t format, int plane);