From: "Luiz Fernando N. Capitulino" <lcapitulino@prefeitura.sp.gov.br>
Make HGA acceleration functions selectable in kernel config, fix these
warnings:
drivers/video/hgafb.c:452: warning: `hgafb_fillrect' defined but not used
drivers/video/hgafb.c:472: warning: `hgafb_copyarea' defined but not used
drivers/video/hgafb.c:502: warning: `hgafb_imageblit' defined but not used
---
25-akpm/drivers/video/Kconfig | 8 ++++++++
25-akpm/drivers/video/hgafb.c | 15 ++++++++++++---
2 files changed, 20 insertions(+), 3 deletions(-)
diff -puN drivers/video/hgafb.c~hgafbc-warning-fix drivers/video/hgafb.c
--- 25/drivers/video/hgafb.c~hgafbc-warning-fix Mon Apr 19 15:42:14 2004
+++ 25-akpm/drivers/video/hgafb.c Mon Apr 19 15:42:14 2004
@@ -448,6 +448,10 @@ static int hgafb_blank(int blank_mode, s
return 0;
}
+/*
+ * Accel functions
+ */
+#ifdef CONFIG_FB_HGA_ACCEL
static void hgafb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
{
u_int rows, y;
@@ -510,6 +514,11 @@ static void hgafb_imageblit(struct fb_in
*dest = d;
}
}
+#else /* !CONFIG_FB_HGA_ACCEL */
+#define hgafb_fillrect cfb_fillrect
+#define hgafb_copyarea cfb_copyarea
+#define hgafb_imageblit cfb_imageblit
+#endif /* CONFIG_FB_HGA_ACCEL */
static struct fb_ops hgafb_ops = {
@@ -519,9 +528,9 @@ static struct fb_ops hgafb_ops = {
.fb_setcolreg = hgafb_setcolreg,
.fb_pan_display = hgafb_pan_display,
.fb_blank = hgafb_blank,
- .fb_fillrect = cfb_fillrect, //hgafb_fillrect,
- .fb_copyarea = cfb_copyarea, //hgafb_copyarea,
- .fb_imageblit = cfb_imageblit,//hgafb_imageblit,
+ .fb_fillrect = hgafb_fillrect,
+ .fb_copyarea = hgafb_copyarea,
+ .fb_imageblit = hgafb_imageblit,
};
/* ------------------------------------------------------------------------- *
diff -puN drivers/video/Kconfig~hgafbc-warning-fix drivers/video/Kconfig
--- 25/drivers/video/Kconfig~hgafbc-warning-fix Mon Apr 19 15:42:14 2004
+++ 25-akpm/drivers/video/Kconfig Mon Apr 19 15:42:14 2004
@@ -308,6 +308,14 @@ config FB_HGA
As this card technology is 15 years old, most people will answer N
here.
+config FB_HGA_ACCEL
+ bool "Hercules mono Acceleration functions (EXPERIMENTAL)"
+ depends on FB_HGA
+ ---help---
+ This will compile the Hercules mono graphics with
+ acceleration functions.
+
+
config VIDEO_SELECT
bool
depends on FB && X86
_