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path: root/drivers/video/macfb.c
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Diffstat (limited to 'drivers/video/macfb.c')
-rw-r--r--drivers/video/macfb.c107
1 files changed, 51 insertions, 56 deletions
diff --git a/drivers/video/macfb.c b/drivers/video/macfb.c
index b790ddff76f..d66887e8cbb 100644
--- a/drivers/video/macfb.c
+++ b/drivers/video/macfb.c
@@ -36,7 +36,6 @@
#include <asm/irq.h>
#include <asm/macintosh.h>
#include <asm/io.h>
-#include <asm/machw.h>
/* Common DAC base address for the LC, RBV, Valkyrie, and IIvx */
#define DAC_BASE 0x50f24000
@@ -78,34 +77,34 @@ static int csc_setpalette (unsigned int regno, unsigned int red,
unsigned int green, unsigned int blue,
struct fb_info *fb_info);
-static volatile struct {
+static struct {
unsigned char addr;
/* Note: word-aligned */
char pad[3];
unsigned char lut;
-} *valkyrie_cmap_regs;
+} __iomem *valkyrie_cmap_regs;
-static volatile struct {
+static struct {
unsigned char addr;
unsigned char lut;
-} *v8_brazil_cmap_regs;
+} __iomem *v8_brazil_cmap_regs;
-static volatile struct {
+static struct {
unsigned char addr;
char pad1[3]; /* word aligned */
unsigned char lut;
char pad2[3]; /* word aligned */
unsigned char cntl; /* a guess as to purpose */
-} *rbv_cmap_regs;
+} __iomem *rbv_cmap_regs;
-static volatile struct {
+static struct {
unsigned long reset;
unsigned long pad1[3];
unsigned char pad2[3];
unsigned char lut;
-} *dafb_cmap_regs;
+} __iomem *dafb_cmap_regs;
-static volatile struct {
+static struct {
unsigned char addr; /* OFFSET: 0x00 */
unsigned char pad1[15];
unsigned char lut; /* OFFSET: 0x10 */
@@ -114,16 +113,16 @@ static volatile struct {
unsigned char pad3[7];
unsigned long vbl_addr; /* OFFSET: 0x28 */
unsigned int status2; /* OFFSET: 0x2C */
-} *civic_cmap_regs;
+} __iomem *civic_cmap_regs;
-static volatile struct {
+static struct {
char pad1[0x40];
unsigned char clut_waddr; /* 0x40 */
char pad2;
unsigned char clut_data; /* 0x42 */
char pad3[0x3];
unsigned char clut_raddr; /* 0x46 */
-} *csc_cmap_regs;
+} __iomem *csc_cmap_regs;
/* We will leave these the way they are for the time being */
struct mdc_cmap_regs {
@@ -164,7 +163,6 @@ static struct fb_var_screeninfo macfb_defined = {
};
static struct fb_fix_screeninfo macfb_fix = {
- .id = "Macintosh ",
.type = FB_TYPE_PACKED_PIXELS,
.accel = FB_ACCEL_NONE,
};
@@ -508,10 +506,10 @@ static int csc_setpalette (unsigned int regno, unsigned int red,
struct fb_info *info)
{
mdelay(1);
- csc_cmap_regs->clut_waddr = regno;
- csc_cmap_regs->clut_data = red;
- csc_cmap_regs->clut_data = green;
- csc_cmap_regs->clut_data = blue;
+ nubus_writeb(regno, &csc_cmap_regs->clut_waddr);
+ nubus_writeb(red, &csc_cmap_regs->clut_data);
+ nubus_writeb(green, &csc_cmap_regs->clut_data);
+ nubus_writeb(blue, &csc_cmap_regs->clut_data);
return 0;
}
@@ -760,22 +758,22 @@ static int __init macfb_init(void)
switch(ndev->dr_hw) {
case NUBUS_DRHW_APPLE_MDC:
- strcat( macfb_fix.id, "Display Card" );
+ strcpy(macfb_fix.id, "Mac Disp. Card");
macfb_setpalette = mdc_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
break;
case NUBUS_DRHW_APPLE_TFB:
- strcat( macfb_fix.id, "Toby" );
+ strcpy(macfb_fix.id, "Toby");
macfb_setpalette = toby_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
break;
case NUBUS_DRHW_APPLE_JET:
- strcat( macfb_fix.id, "Jet");
+ strcpy(macfb_fix.id, "Jet");
macfb_setpalette = jet_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
break;
default:
- strcat( macfb_fix.id, "Generic NuBus" );
+ strcpy(macfb_fix.id, "Generic NuBus");
break;
}
}
@@ -786,21 +784,11 @@ static int __init macfb_init(void)
if (!video_is_nubus)
switch( mac_bi_data.id )
{
- /* These don't have onboard video. Eventually, we may
- be able to write separate framebuffer drivers for
- them (tobyfb.c, hiresfb.c, etc, etc) */
- case MAC_MODEL_II:
- case MAC_MODEL_IIX:
- case MAC_MODEL_IICX:
- case MAC_MODEL_IIFX:
- strcat( macfb_fix.id, "Generic NuBus" );
- break;
-
/* Valkyrie Quadras */
case MAC_MODEL_Q630:
/* I'm not sure about this one */
case MAC_MODEL_P588:
- strcat( macfb_fix.id, "Valkyrie built-in" );
+ strcpy(macfb_fix.id, "Valkyrie");
macfb_setpalette = valkyrie_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
valkyrie_cmap_regs = ioremap(DAC_BASE, 0x1000);
@@ -823,7 +811,7 @@ static int __init macfb_init(void)
case MAC_MODEL_Q700:
case MAC_MODEL_Q900:
case MAC_MODEL_Q950:
- strcat( macfb_fix.id, "DAFB built-in" );
+ strcpy(macfb_fix.id, "DAFB");
macfb_setpalette = dafb_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
dafb_cmap_regs = ioremap(DAFB_BASE, 0x1000);
@@ -831,7 +819,7 @@ static int __init macfb_init(void)
/* LC II uses the V8 framebuffer */
case MAC_MODEL_LCII:
- strcat( macfb_fix.id, "V8 built-in" );
+ strcpy(macfb_fix.id, "V8");
macfb_setpalette = v8_brazil_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
@@ -843,7 +831,7 @@ static int __init macfb_init(void)
case MAC_MODEL_IIVI:
case MAC_MODEL_IIVX:
case MAC_MODEL_P600:
- strcat( macfb_fix.id, "Brazil built-in" );
+ strcpy(macfb_fix.id, "Brazil");
macfb_setpalette = v8_brazil_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
@@ -860,7 +848,7 @@ static int __init macfb_init(void)
case MAC_MODEL_P460:
macfb_setpalette = v8_brazil_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
- strcat( macfb_fix.id, "Sonora built-in" );
+ strcpy(macfb_fix.id, "Sonora");
v8_brazil_cmap_regs = ioremap(DAC_BASE, 0x1000);
break;
@@ -871,7 +859,7 @@ static int __init macfb_init(void)
case MAC_MODEL_IISI:
macfb_setpalette = rbv_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
- strcat( macfb_fix.id, "RBV built-in" );
+ strcpy(macfb_fix.id, "RBV");
rbv_cmap_regs = ioremap(DAC_BASE, 0x1000);
break;
@@ -880,7 +868,7 @@ static int __init macfb_init(void)
case MAC_MODEL_C660:
macfb_setpalette = civic_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
- strcat( macfb_fix.id, "Civic built-in" );
+ strcpy(macfb_fix.id, "Civic");
civic_cmap_regs = ioremap(CIVIC_BASE, 0x1000);
break;
@@ -901,7 +889,7 @@ static int __init macfb_init(void)
v8_brazil_cmap_regs =
ioremap(DAC_BASE, 0x1000);
}
- strcat( macfb_fix.id, "LC built-in" );
+ strcpy(macfb_fix.id, "LC");
break;
/* We think this may be like the LC II */
case MAC_MODEL_CCL:
@@ -911,18 +899,18 @@ static int __init macfb_init(void)
v8_brazil_cmap_regs =
ioremap(DAC_BASE, 0x1000);
}
- strcat( macfb_fix.id, "Color Classic built-in" );
+ strcpy(macfb_fix.id, "Color Classic");
break;
/* And we *do* mean "weirdos" */
case MAC_MODEL_TV:
- strcat( macfb_fix.id, "Mac TV built-in" );
+ strcpy(macfb_fix.id, "Mac TV");
break;
/* These don't have colour, so no need to worry */
case MAC_MODEL_SE30:
case MAC_MODEL_CLII:
- strcat( macfb_fix.id, "Monochrome built-in" );
+ strcpy(macfb_fix.id, "Monochrome");
break;
/* Powerbooks are particularly difficult. Many of
@@ -935,7 +923,7 @@ static int __init macfb_init(void)
case MAC_MODEL_PB140:
case MAC_MODEL_PB145:
case MAC_MODEL_PB170:
- strcat( macfb_fix.id, "DDC built-in" );
+ strcpy(macfb_fix.id, "DDC");
break;
/* Internal is GSC, External (if present) is ViSC */
@@ -945,13 +933,13 @@ static int __init macfb_init(void)
case MAC_MODEL_PB180:
case MAC_MODEL_PB210:
case MAC_MODEL_PB230:
- strcat( macfb_fix.id, "GSC built-in" );
+ strcpy(macfb_fix.id, "GSC");
break;
/* Internal is TIM, External is ViSC */
case MAC_MODEL_PB165C:
case MAC_MODEL_PB180C:
- strcat( macfb_fix.id, "TIM built-in" );
+ strcpy(macfb_fix.id, "TIM");
break;
/* Internal is CSC, External is Keystone+Ariel. */
@@ -963,12 +951,12 @@ static int __init macfb_init(void)
case MAC_MODEL_PB280C:
macfb_setpalette = csc_setpalette;
macfb_defined.activate = FB_ACTIVATE_NOW;
- strcat( macfb_fix.id, "CSC built-in" );
+ strcpy(macfb_fix.id, "CSC");
csc_cmap_regs = ioremap(CSC_BASE, 0x1000);
break;
default:
- strcat( macfb_fix.id, "Unknown/Unsupported built-in" );
+ strcpy(macfb_fix.id, "Unknown");
break;
}
@@ -978,16 +966,23 @@ static int __init macfb_init(void)
fb_info.pseudo_palette = pseudo_palette;
fb_info.flags = FBINFO_DEFAULT;
- fb_alloc_cmap(&fb_info.cmap, video_cmap_len, 0);
+ err = fb_alloc_cmap(&fb_info.cmap, video_cmap_len, 0);
+ if (err)
+ goto fail_unmap;
err = register_framebuffer(&fb_info);
- if (!err)
- printk("fb%d: %s frame buffer device\n",
- fb_info.node, fb_info.fix.id);
- else {
- iounmap(fb_info.screen_base);
- iounmap_macfb();
- }
+ if (err)
+ goto fail_dealloc;
+
+ printk("fb%d: %s frame buffer device\n",
+ fb_info.node, fb_info.fix.id);
+ return 0;
+
+fail_dealloc:
+ fb_dealloc_cmap(&fb_info.cmap);
+fail_unmap:
+ iounmap(fb_info.screen_base);
+ iounmap_macfb();
return err;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-10 03:33:03 +0000