From c331ef9c93028727ca36a34867327e14abd8d699 Mon Sep 17 00:00:00 2001
From: Helge Deller <deller@gmx.de>
Date: Tue, 5 Apr 2022 12:16:15 +0200
Subject: parisc: video: fbdev: stifb: Add sti_dump_font() to dump STI font
Git-commit: 41dc0b53bcb1be3840bd616aea67f5b73400c169
Patch-mainline: v5.19-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225

Add a function to dump the STI ROM fonts.

Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 drivers/video/console/sticore.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c
index f869b723494f..837011be9978 100644
--- a/drivers/video/console/sticore.c
+++ b/drivers/video/console/sticore.c
@@ -549,6 +549,26 @@ sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name)
 }
 #endif
 
+static void sti_dump_font(struct sti_cooked_font *font)
+{
+#ifdef STI_DUMP_FONT
+	unsigned char *p = (unsigned char *)font->raw;
+	int n;
+
+	p += sizeof(struct sti_rom_font);
+	pr_debug("  w %d h %d bpc %d\n", font->width, font->height,
+					font->raw->bytes_per_char);
+
+	for (n = 0; n < 256 * font->raw->bytes_per_char; n += 16, p += 16) {
+		pr_debug("        0x%02x, 0x%02x, 0x%02x, 0x%02x, 0x%02x, 0x%02x,"
+			" 0x%02x, 0x%02x, 0x%02x, 0x%02x, 0x%02x, 0x%02x,"
+			" 0x%02x, 0x%02x, 0x%02x, 0x%02x,\n",
+			p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], p[8],
+			p[9], p[10], p[11], p[12], p[13], p[14], p[15]);
+	}
+#endif
+}
+
 static int sti_search_font(struct sti_cooked_rom *rom, int height, int width)
 {
 	struct sti_cooked_font *font;
@@ -796,6 +816,7 @@ static int sti_read_rom(int wordmode, struct sti_struct *sti,
 	sti->font->width = sti->font->raw->width;
 	sti->font->height = sti->font->raw->height;
 	sti_font_convert_bytemode(sti, sti->font);
+	sti_dump_font(sti->font);
 
 	sti->sti_mem_request = raw->sti_mem_req;
 	sti->graphics_id[0] = raw->graphics_id[0];
-- 
2.38.1