video: Avoid using #ifdef in video blitting code
authorSimon Glass <sjg@chromium.org>
Sat, 21 Dec 2019 01:10:34 +0000 (18:10 -0700)
committerAnatolij Gustschin <agust@denx.de>
Thu, 2 Jan 2020 15:25:25 +0000 (16:25 +0100)
This code does not really need to use #ifdef. We can use if() instead and
gain build coverage without impacting code size.

Change the #ifdefs to use IS_ENABLED() instead.

Signed-off-by: Simon Glass <sjg@chromium.org>
drivers/video/console_normal.c

index 2f25af73325127d3c5e24caeeb498afbd9ae5d32..c3f7ef8addcb8489db5c434de533782186fa0db1 100644 (file)
 static int console_normal_set_row(struct udevice *dev, uint row, int clr)
 {
        struct video_priv *vid_priv = dev_get_uclass_priv(dev->parent);
-       void * __maybe_unused line;
-       int __maybe_unused pixels = VIDEO_FONT_HEIGHT * vid_priv->xsize;
-       int __maybe_unused i;
+       void *line;
+       int pixels = VIDEO_FONT_HEIGHT * vid_priv->xsize;
+       int i;
 
        line = vid_priv->fb + row * VIDEO_FONT_HEIGHT * vid_priv->line_length;
        switch (vid_priv->bpix) {
-#ifdef CONFIG_VIDEO_BPP8
-       case VIDEO_BPP8: {
-               uint8_t *dst = line;
+       case VIDEO_BPP8:
+               if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
+                       uint8_t *dst = line;
 
-               for (i = 0; i < pixels; i++)
-                       *dst++ = clr;
-               break;
-       }
-#endif
-#ifdef CONFIG_VIDEO_BPP16
-       case VIDEO_BPP16: {
-               uint16_t *dst = line;
-
-               for (i = 0; i < pixels; i++)
-                       *dst++ = clr;
-               break;
-       }
-#endif
-#ifdef CONFIG_VIDEO_BPP32
-       case VIDEO_BPP32: {
-               uint32_t *dst = line;
-
-               for (i = 0; i < pixels; i++)
-                       *dst++ = clr;
-               break;
-       }
-#endif
+                       for (i = 0; i < pixels; i++)
+                               *dst++ = clr;
+                       break;
+               }
+       case VIDEO_BPP16:
+               if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
+                       uint16_t *dst = line;
+
+                       for (i = 0; i < pixels; i++)
+                               *dst++ = clr;
+                       break;
+               }
+       case VIDEO_BPP32:
+               if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
+                       uint32_t *dst = line;
+
+                       for (i = 0; i < pixels; i++)
+                               *dst++ = clr;
+                       break;
+               }
        default:
                return -ENOSYS;
        }
@@ -76,7 +73,7 @@ static int console_normal_putc_xy(struct udevice *dev, uint x_frac, uint y,
        struct vidconsole_priv *vc_priv = dev_get_uclass_priv(dev);
        struct udevice *vid = dev->parent;
        struct video_priv *vid_priv = dev_get_uclass_priv(vid);
-       int __maybe_unused i, row;
+       int i, row;
        void *line = vid_priv->fb + y * vid_priv->line_length +
                VID_TO_PIXEL(x_frac) * VNBYTES(vid_priv->bpix);
 
@@ -85,45 +82,45 @@ static int console_normal_putc_xy(struct udevice *dev, uint x_frac, uint y,
 
        for (row = 0; row < VIDEO_FONT_HEIGHT; row++) {
                unsigned int idx = (u8)ch * VIDEO_FONT_HEIGHT + row;
-               uchar __maybe_unused bits = video_fontdata[idx];
+               uchar bits = video_fontdata[idx];
 
                switch (vid_priv->bpix) {
-#ifdef CONFIG_VIDEO_BPP8
-               case VIDEO_BPP8: {
-                       uint8_t *dst = line;
-
-                       for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
-                               *dst++ = (bits & 0x80) ? vid_priv->colour_fg
-                                       : vid_priv->colour_bg;
-                               bits <<= 1;
+               case VIDEO_BPP8:
+                       if (IS_ENABLED(CONFIG_VIDEO_BPP8)) {
+                               uint8_t *dst = line;
+
+                               for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
+                                       *dst++ = (bits & 0x80) ?
+                                               vid_priv->colour_fg :
+                                               vid_priv->colour_bg;
+                                       bits <<= 1;
+                               }
+                               break;
                        }
-                       break;
-               }
-#endif
-#ifdef CONFIG_VIDEO_BPP16
-               case VIDEO_BPP16: {
-                       uint16_t *dst = line;
-
-                       for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
-                               *dst++ = (bits & 0x80) ? vid_priv->colour_fg
-                                       : vid_priv->colour_bg;
-                               bits <<= 1;
+               case VIDEO_BPP16:
+                       if (IS_ENABLED(CONFIG_VIDEO_BPP16)) {
+                               uint16_t *dst = line;
+
+                               for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
+                                       *dst++ = (bits & 0x80) ?
+                                               vid_priv->colour_fg :
+                                               vid_priv->colour_bg;
+                                       bits <<= 1;
+                               }
+                               break;
                        }
-                       break;
-               }
-#endif
-#ifdef CONFIG_VIDEO_BPP32
-               case VIDEO_BPP32: {
-                       uint32_t *dst = line;
-
-                       for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
-                               *dst++ = (bits & 0x80) ? vid_priv->colour_fg
-                                       : vid_priv->colour_bg;
-                               bits <<= 1;
+               case VIDEO_BPP32:
+                       if (IS_ENABLED(CONFIG_VIDEO_BPP32)) {
+                               uint32_t *dst = line;
+
+                               for (i = 0; i < VIDEO_FONT_WIDTH; i++) {
+                                       *dst++ = (bits & 0x80) ?
+                                               vid_priv->colour_fg :
+                                               vid_priv->colour_bg;
+                                       bits <<= 1;
+                               }
+                               break;
                        }
-                       break;
-               }
-#endif
                default:
                        return -ENOSYS;
                }