diff --git a/drivers/video/fbdev/bt431.h b/drivers/video/fbdev/bt431.h index 04e0cfbba538..108fab39fd78 100644 --- a/drivers/video/fbdev/bt431.h +++ b/drivers/video/fbdev/bt431.h @@ -2,6 +2,7 @@ * linux/drivers/video/bt431.h * * Copyright 2003 Thiemo Seufer + * Copyright 2016 Maciej W. Rozycki * * This file is subject to the terms and conditions of the GNU General * Public License. See the file COPYING in the main directory of this @@ -9,6 +10,8 @@ */ #include +#define BT431_CURSOR_SIZE 64 + /* * Bt431 cursor generator registers, 32-bit aligned. * Two twin Bt431 are used on the DECstation's PMAG-AA. @@ -196,28 +199,30 @@ static inline void bt431_position_cursor(struct bt431_regs *regs, u16 x, u16 y) bt431_write_reg_inc(regs, (y >> 8) & 0x0f); /* BT431_REG_CYHI */ } -static inline void bt431_set_font(struct bt431_regs *regs, u8 fgc, - u16 width, u16 height) +static inline void bt431_set_cursor(struct bt431_regs *regs, + const char *data, const char *mask, + u16 rop, u16 width, u16 height) { + u16 x, y; int i; - u16 fgp = fgc ? 0xffff : 0x0000; - u16 bgp = fgc ? 0x0000 : 0xffff; + i = 0; + width = DIV_ROUND_UP(width, 8); bt431_select_reg(regs, BT431_REG_CRAM_BASE); - for (i = BT431_REG_CRAM_BASE; i <= BT431_REG_CRAM_END; i++) { - u16 value; + for (y = 0; y < BT431_CURSOR_SIZE; y++) + for (x = 0; x < BT431_CURSOR_SIZE / 8; x++) { + u16 val = 0; - if (height << 6 <= i << 3) - value = bgp; - else if (width <= i % 8 << 3) - value = bgp; - else if (((width >> 3) & 0xffff) > i % 8) - value = fgp; - else - value = fgp & ~(bgp << (width % 8 << 1)); - - bt431_write_cmap_inc(regs, value); - } + if (y < height && x < width) { + val = mask[i]; + if (rop == ROP_XOR) + val = (val << 8) | (val ^ data[i]); + else + val = (val << 8) | (val & data[i]); + i++; + } + bt431_write_cmap_inc(regs, val); + } } static inline void bt431_init_cursor(struct bt431_regs *regs) diff --git a/drivers/video/fbdev/pmag-aa-fb.c b/drivers/video/fbdev/pmag-aa-fb.c index 838424817de2..3920b4ec8fc4 100644 --- a/drivers/video/fbdev/pmag-aa-fb.c +++ b/drivers/video/fbdev/pmag-aa-fb.c @@ -8,6 +8,7 @@ * and Harald Koerfgen , which itself is derived from * "HP300 Topcat framebuffer support (derived from macfb of all things) * Phil Blundell 1998" + * Copyright (c) 2016 Maciej W. Rozycki * * This file is subject to the terms and conditions of the GNU General * Public License. See the file COPYING in the main directory of this @@ -21,37 +22,29 @@ * * 2003-09-21 Thiemo Seufer * Hardware cursor support. + * + * 2016-02-21 Maciej W. Rozycki + * Version 0.03: Rewritten for the new FB and TC APIs. */ -#include -#include + +#include #include -#include -#include -#include -#include -#include #include -#include - -#include -#include -#include - -#include