1 files changed, 22 insertions, 73 deletions

diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c
index b033e5a4dc86..669b8c196bba 100644
--- a/drivers/video/neofb.c
+++ b/drivers/video/neofb.c
@@ -479,7 +479,8 @@ static inline int neo2200_sync(struct fb_info *info)
 {
         struct neofb_par *par = info->par;
 
-        while (readl(&par->neo2200->bltStat) & 1);
+        while (readl(&par->neo2200->bltStat) & 1)
+                cpu_relax();
         return 0;
 }
 
@@ -587,34 +588,14 @@ static int
 neofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 {
         struct neofb_par *par = info->par;
-        unsigned int pixclock = var->pixclock;
-        struct xtimings timings;
         int memlen, vramlen;
         int mode_ok = 0;
 
         DBG("neofb_check_var");
 
-        if (!pixclock)
-                pixclock = 10000;       /* 10ns = 100MHz */
-        timings.pixclock = 1000000000 / pixclock;
-        if (timings.pixclock < 1)
-                timings.pixclock = 1;
-
-        if (timings.pixclock > par->maxClock)
+        if (PICOS2KHZ(var->pixclock) > par->maxClock)
                 return -EINVAL;
 
-        timings.dblscan = var->vmode & FB_VMODE_DOUBLE;
-        timings.interlaced = var->vmode & FB_VMODE_INTERLACED;
-        timings.HDisplay = var->xres;
-        timings.HSyncStart = timings.HDisplay + var->right_margin;
-        timings.HSyncEnd = timings.HSyncStart + var->hsync_len;
-        timings.HTotal = timings.HSyncEnd + var->left_margin;
-        timings.VDisplay = var->yres;
-        timings.VSyncStart = timings.VDisplay + var->lower_margin;
-        timings.VSyncEnd = timings.VSyncStart + var->vsync_len;
-        timings.VTotal = timings.VSyncEnd + var->upper_margin;
-        timings.sync = var->sync;
-
         /* Is the mode larger than the LCD panel? */
         if (par->internal_display &&
             ((var->xres > par->NeoPanelWidth) ||
@@ -1923,9 +1904,6 @@ static int __devinit neo_init_hw(struct fb_info *info)
         int maxClock = 65000;
         int CursorMem = 1024;
         int CursorOff = 0x100;
-        int linearSize = 1024;
-        int maxWidth = 1024;
-        int maxHeight = 1024;
 
         DBG("neo_init_hw");
 
@@ -1944,81 +1922,52 @@ static int __devinit neo_init_hw(struct fb_info *info)
         case FB_ACCEL_NEOMAGIC_NM2070:
                 videoRam = 896;
                 maxClock = 65000;
-                CursorMem = 2048;
-                CursorOff = 0x100;
-                linearSize = 1024;
-                maxWidth = 1024;
-                maxHeight = 1024;
                 break;
         case FB_ACCEL_NEOMAGIC_NM2090:
         case FB_ACCEL_NEOMAGIC_NM2093:
-                videoRam = 1152;
-                maxClock = 80000;
-                CursorMem = 2048;
-                CursorOff = 0x100;
-                linearSize = 2048;
-                maxWidth = 1024;
-                maxHeight = 1024;
-                break;
         case FB_ACCEL_NEOMAGIC_NM2097:
                 videoRam = 1152;
                 maxClock = 80000;
-                CursorMem = 1024;
-                CursorOff = 0x100;
-                linearSize = 2048;
-                maxWidth = 1024;
-                maxHeight = 1024;
                 break;
         case FB_ACCEL_NEOMAGIC_NM2160:
                 videoRam = 2048;
                 maxClock = 90000;
-                CursorMem = 1024;
-                CursorOff = 0x100;
-                linearSize = 2048;
-                maxWidth = 1024;
-                maxHeight = 1024;
                 break;
         case FB_ACCEL_NEOMAGIC_NM2200:
                 videoRam = 2560;
                 maxClock = 110000;
-                CursorMem = 1024;
-                CursorOff = 0x1000;
-                linearSize = 4096;
-                maxWidth = 1280;
-                maxHeight = 1024;       /* ???? */
-
-                par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase;
                 break;
         case FB_ACCEL_NEOMAGIC_NM2230:
                 videoRam = 3008;
                 maxClock = 110000;
-                CursorMem = 1024;
-                CursorOff = 0x1000;
-                linearSize = 4096;
-                maxWidth = 1280;
-                maxHeight = 1024;       /* ???? */
-
-                par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase;
                 break;
         case FB_ACCEL_NEOMAGIC_NM2360:
                 videoRam = 4096;
                 maxClock = 110000;
-                CursorMem = 1024;
-                CursorOff = 0x1000;
-                linearSize = 4096;
-                maxWidth = 1280;
-                maxHeight = 1024;       /* ???? */
-
-                par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase;
                 break;
         case FB_ACCEL_NEOMAGIC_NM2380:
                 videoRam = 6144;
                 maxClock = 110000;
+                break;
+        }
+        switch (info->fix.accel) {
+        case FB_ACCEL_NEOMAGIC_NM2070:
+        case FB_ACCEL_NEOMAGIC_NM2090:
+        case FB_ACCEL_NEOMAGIC_NM2093:
+                CursorMem = 2048;
+                CursorOff = 0x100;
+                break;
+        case FB_ACCEL_NEOMAGIC_NM2097:
+        case FB_ACCEL_NEOMAGIC_NM2160:
+                CursorMem = 1024;
+                CursorOff = 0x100;
+                break;
+        case FB_ACCEL_NEOMAGIC_NM2200:
+        case FB_ACCEL_NEOMAGIC_NM2230:
+        case FB_ACCEL_NEOMAGIC_NM2360:
+        case FB_ACCEL_NEOMAGIC_NM2380:
                 CursorMem = 1024;
                 CursorOff = 0x1000;
-                linearSize = 8192;
-                maxWidth = 1280;
-                maxHeight = 1024;       /* ???? */
 
                 par->neo2200 = (Neo2200 __iomem *) par->mmio_vbase;
                 break;
@@ -2032,7 +1981,7 @@ static int __devinit neo_init_hw(struct fb_info *info)
 */
         par->maxClock = maxClock;
         par->cursorOff = CursorOff;
-        return ((videoRam * 1024));
+        return videoRam * 1024;
 }