diff options
Diffstat (limited to 'drivers/video/console')
-rw-r--r-- | drivers/video/console/sticore.c | 45 | ||||
-rw-r--r-- | drivers/video/console/vgacon.c | 67 |
2 files changed, 54 insertions, 58 deletions
diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c index a7bcd17112c..0339f5640a7 100644 --- a/drivers/video/console/sticore.c +++ b/drivers/video/console/sticore.c @@ -30,10 +30,11 @@ #define STI_DRIVERVERSION "Version 0.9a" -struct sti_struct *default_sti; +struct sti_struct *default_sti __read_mostly; -static int num_sti_roms; /* # of STI ROMS found */ -static struct sti_struct *sti_roms[MAX_STI_ROMS]; /* ptr to each sti_struct */ +/* number of STI ROMS found and their ptrs to each struct */ +static int num_sti_roms __read_mostly; +static struct sti_struct *sti_roms[MAX_STI_ROMS] __read_mostly; /* The colour indices used by STI are @@ -266,7 +267,7 @@ sti_rom_copy(unsigned long base, unsigned long count, void *dest) -static char default_sti_path[21]; +static char default_sti_path[21] __read_mostly; #ifndef MODULE static int __init sti_setup(char *str) @@ -414,10 +415,10 @@ sti_init_glob_cfg(struct sti_struct *sti, if (!sti->sti_mem_request) sti->sti_mem_request = 256; /* STI default */ - glob_cfg = kmalloc(sizeof(*sti->glob_cfg), GFP_KERNEL); - glob_cfg_ext = kmalloc(sizeof(*glob_cfg_ext), GFP_KERNEL); - save_addr = kmalloc(save_addr_size, GFP_KERNEL); - sti_mem_addr = kmalloc(sti->sti_mem_request, GFP_KERNEL); + glob_cfg = kzalloc(sizeof(*sti->glob_cfg), GFP_KERNEL); + glob_cfg_ext = kzalloc(sizeof(*glob_cfg_ext), GFP_KERNEL); + save_addr = kzalloc(save_addr_size, GFP_KERNEL); + sti_mem_addr = kzalloc(sti->sti_mem_request, GFP_KERNEL); if (!(glob_cfg && glob_cfg_ext && save_addr && sti_mem_addr)) { kfree(glob_cfg); @@ -427,11 +428,6 @@ sti_init_glob_cfg(struct sti_struct *sti, return -ENOMEM; } - memset(glob_cfg, 0, sizeof(*glob_cfg)); - memset(glob_cfg_ext, 0, sizeof(*glob_cfg_ext)); - memset(save_addr, 0, save_addr_size); - memset(sti_mem_addr, 0, sti->sti_mem_request); - glob_cfg->ext_ptr = STI_PTR(glob_cfg_ext); glob_cfg->save_addr = STI_PTR(save_addr); for (i=0; i<8; i++) { @@ -502,9 +498,9 @@ sti_init_glob_cfg(struct sti_struct *sti, #ifdef CONFIG_FB struct sti_cooked_font * __init -sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name ) +sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) { - struct font_desc *fbfont; + const struct font_desc *fbfont; unsigned int size, bpc; void *dest; struct sti_rom_font *nf; @@ -525,10 +521,9 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name ) size = bpc * 256; size += sizeof(struct sti_rom_font); - nf = kmalloc(size, GFP_KERNEL); + nf = kzalloc(size, GFP_KERNEL); if (!nf) return NULL; - memset(nf, 0, size); nf->first_char = 0; nf->last_char = 255; @@ -544,7 +539,7 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name ) dest += sizeof(struct sti_rom_font); memcpy(dest, fbfont->data, bpc*256); - cooked_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL); + cooked_font = kzalloc(sizeof(*cooked_font), GFP_KERNEL); if (!cooked_font) { kfree(nf); return NULL; @@ -559,7 +554,7 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name ) } #else struct sti_cooked_font * __init -sti_select_fbfont(struct sti_cooked_rom *cooked_rom, char *fbfont_name) +sti_select_fbfont(struct sti_cooked_rom *cooked_rom, const char *fbfont_name) { return NULL; } @@ -617,7 +612,7 @@ sti_cook_fonts(struct sti_cooked_rom *cooked_rom, struct sti_rom_font *raw_font, *font_start; struct sti_cooked_font *cooked_font; - cooked_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL); + cooked_font = kzalloc(sizeof(*cooked_font), GFP_KERNEL); if (!cooked_font) return 0; @@ -631,7 +626,7 @@ sti_cook_fonts(struct sti_cooked_rom *cooked_rom, while (raw_font->next_font) { raw_font = ((void *)font_start) + (raw_font->next_font); - cooked_font->next_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL); + cooked_font->next_font = kzalloc(sizeof(*cooked_font), GFP_KERNEL); if (!cooked_font->next_font) return 1; @@ -668,10 +663,9 @@ sti_bmode_font_raw(struct sti_cooked_font *f) unsigned char *n, *p, *q; int size = f->raw->bytes_per_char*256+sizeof(struct sti_rom_font); - n = kmalloc (4*size, GFP_KERNEL); + n = kzalloc (4*size, GFP_KERNEL); if (!n) return NULL; - memset (n, 0, 4*size); p = n + 3; q = (unsigned char *)f->raw; while (size--) { @@ -816,13 +810,12 @@ sti_try_rom_generic(unsigned long address, unsigned long hpa, struct pci_dev *pd return NULL; } - sti = kmalloc(sizeof(*sti), GFP_KERNEL); + sti = kzalloc(sizeof(*sti), GFP_KERNEL); if (!sti) { printk(KERN_ERR "Not enough memory !\n"); return NULL; } - memset(sti, 0, sizeof(*sti)); spin_lock_init(&sti->lock); test_rom: @@ -1035,7 +1028,7 @@ static struct parisc_driver pa_sti_driver = { * sti_init_roms() - detects all STI ROMs and stores them in sti_roms[] */ -static int sticore_initialized; +static int sticore_initialized __read_mostly; static void __init sti_init_roms(void) { diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 12d9329d140..5a86978537d 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -509,57 +509,60 @@ static int vgacon_doresize(struct vc_data *c, { unsigned long flags; unsigned int scanlines = height * c->vc_font.height; - u8 scanlines_lo, r7, vsync_end, mode, max_scan; + u8 scanlines_lo = 0, r7 = 0, vsync_end = 0, mode, max_scan; spin_lock_irqsave(&vga_lock, flags); - outb_p(VGA_CRTC_MAX_SCAN, vga_video_port_reg); - max_scan = inb_p(vga_video_port_val); - - if (max_scan & 0x80) - scanlines <<= 1; - vgacon_xres = width * VGA_FONTWIDTH; vgacon_yres = height * c->vc_font.height; - outb_p(VGA_CRTC_MODE, vga_video_port_reg); - mode = inb_p(vga_video_port_val); + if (vga_video_type >= VIDEO_TYPE_VGAC) { + outb_p(VGA_CRTC_MAX_SCAN, vga_video_port_reg); + max_scan = inb_p(vga_video_port_val); - if (mode & 0x04) - scanlines >>= 1; + if (max_scan & 0x80) + scanlines <<= 1; - scanlines -= 1; - scanlines_lo = scanlines & 0xff; + outb_p(VGA_CRTC_MODE, vga_video_port_reg); + mode = inb_p(vga_video_port_val); - outb_p(VGA_CRTC_OVERFLOW, vga_video_port_reg); - r7 = inb_p(vga_video_port_val) & ~0x42; + if (mode & 0x04) + scanlines >>= 1; - if (scanlines & 0x100) - r7 |= 0x02; - if (scanlines & 0x200) - r7 |= 0x40; + scanlines -= 1; + scanlines_lo = scanlines & 0xff; - /* deprotect registers */ - outb_p(VGA_CRTC_V_SYNC_END, vga_video_port_reg); - vsync_end = inb_p(vga_video_port_val); - outb_p(VGA_CRTC_V_SYNC_END, vga_video_port_reg); - outb_p(vsync_end & ~0x80, vga_video_port_val); + outb_p(VGA_CRTC_OVERFLOW, vga_video_port_reg); + r7 = inb_p(vga_video_port_val) & ~0x42; + + if (scanlines & 0x100) + r7 |= 0x02; + if (scanlines & 0x200) + r7 |= 0x40; + + /* deprotect registers */ + outb_p(VGA_CRTC_V_SYNC_END, vga_video_port_reg); + vsync_end = inb_p(vga_video_port_val); + outb_p(VGA_CRTC_V_SYNC_END, vga_video_port_reg); + outb_p(vsync_end & ~0x80, vga_video_port_val); + } outb_p(VGA_CRTC_H_DISP, vga_video_port_reg); outb_p(width - 1, vga_video_port_val); outb_p(VGA_CRTC_OFFSET, vga_video_port_reg); outb_p(width >> 1, vga_video_port_val); - outb_p(VGA_CRTC_V_DISP_END, vga_video_port_reg); - outb_p(scanlines_lo, vga_video_port_val); - outb_p(VGA_CRTC_OVERFLOW, vga_video_port_reg); - outb_p(r7,vga_video_port_val); + if (vga_video_type >= VIDEO_TYPE_VGAC) { + outb_p(VGA_CRTC_V_DISP_END, vga_video_port_reg); + outb_p(scanlines_lo, vga_video_port_val); + outb_p(VGA_CRTC_OVERFLOW, vga_video_port_reg); + outb_p(r7,vga_video_port_val); - /* reprotect registers */ - outb_p(VGA_CRTC_V_SYNC_END, vga_video_port_reg); - outb_p(vsync_end, vga_video_port_val); + /* reprotect registers */ + outb_p(VGA_CRTC_V_SYNC_END, vga_video_port_reg); + outb_p(vsync_end, vga_video_port_val); + } spin_unlock_irqrestore(&vga_lock, flags); - return 0; } |