From: Simon Glass <sjg@chromium.org>
Date: Mon, 3 Feb 2020 14:35:48 +0000 (-0700)
Subject: video: Support truetype fonts on a 32-bit display
X-Git-Url: http://git.dujemihanovic.xyz/?a=commitdiff_plain;h=51973ccc412b23bf51533858003e3c7e0dd07ae9;p=u-boot.git

video: Support truetype fonts on a 32-bit display

At present only a 16bpp display is supported for Truetype fonts. Add
support for 32bpp also since this is quite common.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
---

diff --git a/drivers/video/console_truetype.c b/drivers/video/console_truetype.c
index 30086600fb..0a725c5c15 100644
--- a/drivers/video/console_truetype.c
+++ b/drivers/video/console_truetype.c
@@ -286,6 +286,27 @@ static int console_truetype_putc_xy(struct udevice *dev, uint x, uint y,
 			}
 			break;
 		}
+#endif
+#ifdef CONFIG_VIDEO_BPP32
+		case VIDEO_BPP32: {
+			u32 *dst = (u32 *)line + xoff;
+			int i;
+
+			for (i = 0; i < width; i++) {
+				int val = *bits;
+				int out;
+
+				if (vid_priv->colour_bg)
+					val = 255 - val;
+				out = val | val << 8 | val << 16;
+				if (vid_priv->colour_fg)
+					*dst++ |= out;
+				else
+					*dst++ &= out;
+				bits++;
+			}
+			break;
+		}
 #endif
 		default:
 			free(data);