static int ypan, ywrap;
static uint32_t pseudo_palette[16];
+static uint32_t gbe_cmap[256];
+static int gbe_turned_on; /* 0 turned off, 1 turned on */
static char *mode_option __initdata = NULL;
int i;
unsigned int val, x, y, vpixen_off;
+ gbe_turned_on = 0;
+
/* check if pixel counter is on */
val = gbe->vt_xy;
if (GET_GBE_FIELD(VT_XY, FREEZE, val) == 1)
}
if (i == 10000)
printk(KERN_ERR "gbefb: turn on DMA timed out\n");
+
+ gbe_turned_on = 1;
+}
+
+static void gbe_loadcmap(void)
+{
+ int i, j;
+
+ for (i = 0; i < 256; i++) {
+ for (j = 0; j < 1000 && gbe->cm_fifo >= 63; j++)
+ udelay(10);
+ if (j == 1000)
+ printk(KERN_ERR "gbefb: cmap FIFO timeout\n");
+
+ gbe->cmap[i] = gbe_cmap[i];
+ }
}
/*
switch (blank) {
case FB_BLANK_UNBLANK: /* unblank */
gbe_turn_on();
+ gbe_loadcmap();
break;
case FB_BLANK_NORMAL: /* blank */
gbe->gmap[i] = (i << 24) | (i << 16) | (i << 8);
/* Initialize the color map */
- for (i = 0; i < 256; i++) {
- int j;
+ for (i = 0; i < 256; i++)
+ gbe_cmap[i] = (i << 8) | (i << 16) | (i << 24);
- for (j = 0; j < 1000 && gbe->cm_fifo >= 63; j++)
- udelay(10);
- if (j == 1000)
- printk(KERN_ERR "gbefb: cmap FIFO timeout\n");
-
- gbe->cmap[i] = (i << 8) | (i << 16) | (i << 24);
- }
+ gbe_loadcmap();
return 0;
}
blue >>= 8;
if (info->var.bits_per_pixel <= 8) {
- /* wait for the color map FIFO to have a free entry */
- for (i = 0; i < 1000 && gbe->cm_fifo >= 63; i++)
- udelay(10);
- if (i == 1000) {
- printk(KERN_ERR "gbefb: cmap FIFO timeout\n");
- return 1;
+ gbe_cmap[regno] = (red << 24) | (green << 16) | (blue << 8);
+ if (gbe_turned_on) {
+ /* wait for the color map FIFO to have a free entry */
+ for (i = 0; i < 1000 && gbe->cm_fifo >= 63; i++)
+ udelay(10);
+ if (i == 1000) {
+ printk(KERN_ERR "gbefb: cmap FIFO timeout\n");
+ return 1;
+ }
+ gbe->cmap[regno] = gbe_cmap[regno];
}
- gbe->cmap[regno] = (red << 24) | (green << 16) | (blue << 8);
} else if (regno < 16) {
switch (info->var.bits_per_pixel) {
case 15:
{
unsigned int line_length;
struct gbe_timing_info timing;
+ int ret;
/* Limit bpp to 8, 16, and 32 */
if (var->bits_per_pixel <= 8)
var->grayscale = 0; /* No grayscale for now */
- if ((var->pixclock = compute_gbe_timing(var, &timing)) < 0)
- return(-EINVAL);
+ ret = compute_gbe_timing(var, &timing);
+ var->pixclock = ret;
+ if (ret < 0)
+ return -EINVAL;
/* Adjust virtual resolution, if necessary */
if (var->xres > var->xres_virtual || (!ywrap && !ypan))