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authorMatthew Wilcox <willy@parisc-linux.org>2005-10-21 22:41:49 -0400
committerKyle McMartin <kyle@parisc-linux.org>2005-10-21 22:41:49 -0400
commit951a0150135c46c7791d68e0d1112900d99302d7 (patch)
tree19ca9f01cc7159814f3db9566061be3afeb3033e /drivers/video/console/sticore.c
parent14e256c107304367eff401d20f2ab9fa72e33136 (diff)
downloadlwn-951a0150135c46c7791d68e0d1112900d99302d7.tar.gz
lwn-951a0150135c46c7791d68e0d1112900d99302d7.zip
[PARISC] Reorganize sticore probe routine to be a little less convoluted
Fix some whitespace issues Reorganise parisc_device probe routine to be a little less convoluted Use ->hpa.start instead of ->hpa Signed-off-by: Matthew Wilcox <willy@parisc-linux.org> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'drivers/video/console/sticore.c')
-rw-r--r--drivers/video/console/sticore.c126
1 files changed, 60 insertions, 66 deletions
diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c
index d940f605acb6..a7bcd17112c0 100644
--- a/drivers/video/console/sticore.c
+++ b/drivers/video/console/sticore.c
@@ -511,12 +511,12 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
struct sti_cooked_font *cooked_font;
if (!fbfont_name || !strlen(fbfont_name))
- return NULL;
+ return NULL;
fbfont = find_font(fbfont_name);
if (!fbfont)
- fbfont = get_default_font(1024,768);
+ fbfont = get_default_font(1024,768);
if (!fbfont)
- return NULL;
+ return NULL;
DPRINTK((KERN_DEBUG "selected %dx%d fb-font %s\n",
fbfont->width, fbfont->height, fbfont->name));
@@ -527,7 +527,7 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
nf = kmalloc(size, GFP_KERNEL);
if (!nf)
- return NULL;
+ return NULL;
memset(nf, 0, size);
nf->first_char = 0;
@@ -546,8 +546,8 @@ sti_select_fbfont( struct sti_cooked_rom *cooked_rom, char *fbfont_name )
cooked_font = kmalloc(sizeof(*cooked_font), GFP_KERNEL);
if (!cooked_font) {
- kfree(nf);
- return NULL;
+ kfree(nf);
+ return NULL;
}
cooked_font->raw = nf;
@@ -595,7 +595,7 @@ sti_select_font(struct sti_cooked_rom *rom,
static void __init
sti_dump_rom(struct sti_rom *rom)
{
- printk(KERN_INFO " id %04x-%04x, conforms to spec rev. %d.%02x\n",
+ printk(KERN_INFO " id %04x-%04x, conforms to spec rev. %d.%02x\n",
rom->graphics_id[0],
rom->graphics_id[1],
rom->revno[0] >> 4,
@@ -651,15 +651,16 @@ sti_search_font(struct sti_cooked_rom *rom, int height, int width)
struct sti_cooked_font *font;
int i = 0;
- for(font = rom->font_start; font; font = font->next_font, i++) {
- if((font->raw->width == width) && (font->raw->height == height))
+ for (font = rom->font_start; font; font = font->next_font, i++) {
+ if ((font->raw->width == width) &&
+ (font->raw->height == height))
return i;
}
return 0;
}
-#define BMODE_RELOCATE(offset) offset = (offset) / 4;
-#define BMODE_LAST_ADDR_OFFS 0x50
+#define BMODE_RELOCATE(offset) offset = (offset) / 4;
+#define BMODE_LAST_ADDR_OFFS 0x50
static void * __init
sti_bmode_font_raw(struct sti_cooked_font *f)
@@ -700,35 +701,35 @@ sti_get_bmode_rom (unsigned long address)
{
struct sti_rom *raw;
u32 size;
- struct sti_rom_font *raw_font, *font_start;
-
+ struct sti_rom_font *raw_font, *font_start;
+
sti_bmode_rom_copy(address + BMODE_LAST_ADDR_OFFS, sizeof(size), &size);
-
- size = (size+3) / 4;
+
+ size = (size+3) / 4;
raw = kmalloc(size, GFP_KERNEL);
if (raw) {
- sti_bmode_rom_copy(address, size, raw);
- memmove (&raw->res004, &raw->type[0], 0x3c);
- raw->type[3] = raw->res004;
+ sti_bmode_rom_copy(address, size, raw);
+ memmove (&raw->res004, &raw->type[0], 0x3c);
+ raw->type[3] = raw->res004;
- BMODE_RELOCATE (raw->region_list);
- BMODE_RELOCATE (raw->font_start);
+ BMODE_RELOCATE (raw->region_list);
+ BMODE_RELOCATE (raw->font_start);
- BMODE_RELOCATE (raw->init_graph);
- BMODE_RELOCATE (raw->state_mgmt);
- BMODE_RELOCATE (raw->font_unpmv);
- BMODE_RELOCATE (raw->block_move);
- BMODE_RELOCATE (raw->inq_conf);
+ BMODE_RELOCATE (raw->init_graph);
+ BMODE_RELOCATE (raw->state_mgmt);
+ BMODE_RELOCATE (raw->font_unpmv);
+ BMODE_RELOCATE (raw->block_move);
+ BMODE_RELOCATE (raw->inq_conf);
- raw_font = ((void *)raw) + raw->font_start;
- font_start = raw_font;
+ raw_font = ((void *)raw) + raw->font_start;
+ font_start = raw_font;
- while (raw_font->next_font) {
- BMODE_RELOCATE (raw_font->next_font);
- raw_font = ((void *)font_start) + raw_font->next_font;
- }
+ while (raw_font->next_font) {
+ BMODE_RELOCATE (raw_font->next_font);
+ raw_font = ((void *)font_start) + raw_font->next_font;
+ }
}
- return raw;
+ return raw;
}
struct sti_rom * __init
@@ -736,15 +737,15 @@ sti_get_wmode_rom (unsigned long address)
{
struct sti_rom *raw;
unsigned long size;
-
+
/* read the ROM size directly from the struct in ROM */
size = gsc_readl(address + offsetof(struct sti_rom,last_addr));
raw = kmalloc(size, GFP_KERNEL);
- if(raw)
- sti_rom_copy(address, size, raw);
+ if (raw)
+ sti_rom_copy(address, size, raw);
- return raw;
+ return raw;
}
int __init
@@ -757,14 +758,14 @@ sti_read_rom(int wordmode, struct sti_struct *sti, unsigned long address)
if (!cooked)
goto out_err;
- if (wordmode)
- raw = sti_get_wmode_rom (address);
- else
- raw = sti_get_bmode_rom (address);
+ if (wordmode)
+ raw = sti_get_wmode_rom (address);
+ else
+ raw = sti_get_bmode_rom (address);
+
+ if (!raw)
+ goto out_err;
- if (!raw)
- goto out_err;
-
if (!sti_cook_fonts(cooked, raw)) {
printk(KERN_ERR "No font found for STI at %08lx\n", address);
goto out_err;
@@ -787,7 +788,7 @@ sti_read_rom(int wordmode, struct sti_struct *sti, unsigned long address)
sti->font_width = sti->font->raw->width;
sti->font_height = sti->font->raw->height;
if (!wordmode)
- sti->font->raw = sti_bmode_font_raw(sti->font);
+ sti->font->raw = sti_bmode_font_raw(sti->font);
sti->sti_mem_request = raw->sti_mem_req;
sti->graphics_id[0] = raw->graphics_id[0];
@@ -811,16 +812,16 @@ sti_try_rom_generic(unsigned long address, unsigned long hpa, struct pci_dev *pd
u32 sig;
if (num_sti_roms >= MAX_STI_ROMS) {
- printk(KERN_WARNING "maximum number of STI ROMS reached !\n");
- return NULL;
+ printk(KERN_WARNING "maximum number of STI ROMS reached !\n");
+ return NULL;
}
sti = kmalloc(sizeof(*sti), GFP_KERNEL);
if (!sti) {
- printk(KERN_ERR "Not enough memory !\n");
- return NULL;
+ printk(KERN_ERR "Not enough memory !\n");
+ return NULL;
}
-
+
memset(sti, 0, sizeof(*sti));
spin_lock_init(&sti->lock);
@@ -932,28 +933,21 @@ static void __init sticore_check_for_default_sti(struct sti_struct *sti, char *p
*/
static int __init sticore_pa_init(struct parisc_device *dev)
{
- unsigned long rom = 0;
char pa_path[21];
struct sti_struct *sti = NULL;
-
- if(dev->num_addrs) {
- rom = dev->addr[0];
- }
- if (!rom) {
- rom = dev->hpa;
- DPRINTK((KERN_DEBUG "Trying STI ROM at %08lx, hpa at %08lx\n", rom, dev->hpa));
- sti = sti_try_rom_generic(rom, dev->hpa, NULL);
- rom = PAGE0->proc_sti;
- }
- if (!sti) {
- DPRINTK((KERN_DEBUG "Trying STI ROM at %08lx, hpa at %08lx\n", rom, dev->hpa));
- sti = sti_try_rom_generic(rom, dev->hpa, NULL);
- }
+ int hpa = dev->hpa.start;
+
+ if (dev->num_addrs && dev->addr[0])
+ sti = sti_try_rom_generic(dev->addr[0], hpa, NULL);
+ if (!sti)
+ sti = sti_try_rom_generic(hpa, hpa, NULL);
+ if (!sti)
+ sti = sti_try_rom_generic(PAGE0->proc_sti, hpa, NULL);
if (!sti)
return 1;
-
+
print_pa_hwpath(dev, pa_path);
- sticore_check_for_default_sti (sti, pa_path);
+ sticore_check_for_default_sti(sti, pa_path);
return 0;
}