2016-03-15 20:35:09

by Samuel Thibault

[permalink] [raw]
Subject: [PATCH] Staging: speakup: Clear hi font bit from attributes

Previously, speakup would see the hi-font bit in attributes.
Since this bit has nothing to do with attributes, we need to clear it.

Signed-off-by: Samuel Thibault <[email protected]>

--- a/drivers/staging/speakup/main.c
+++ b/drivers/staging/speakup/main.c
@@ -267,7 +267,7 @@ static struct notifier_block vt_notifier
static unsigned char get_attributes(struct vc_data *vc, u16 *pos)
{
pos = screen_pos(vc, pos - (u16 *)vc->vc_origin, 1);
- return (u_char) (scr_readw(pos) >> 8);
+ return (scr_readw(pos) & ~vc->vc_hi_font_mask) >> 8;
}

static void speakup_date(struct vc_data *vc)
@@ -477,8 +477,10 @@ static u16 get_char(struct vc_data *vc,
w = scr_readw(pos);
c = w & 0xff;

- if (w & vc->vc_hi_font_mask)
+ if (w & vc->vc_hi_font_mask) {
+ w &= ~vc->vc_hi_font_mask;
c |= 0x100;
+ }

ch = inverse_translate(vc, c, 0);
*attribs = (w & 0xff00) >> 8;