Merge /spare/repo/linux-2.6/

[linux-2.6-omap-h63xx.git] / drivers / video / intelfb / intelfbdrv.c

diff --git a/drivers/video/intelfb/intelfbdrv.c b/drivers/video/intelfb/intelfbdrv.c
index 25f9a9a65c24938c23ebd3e0fb9ad164022baacd..a112a1786855feb07b581fb184517e5622ff6762 100644 (file)
--- a/drivers/video/intelfb/intelfbdrv.c
+++ b/drivers/video/intelfb/intelfbdrv.c
@@ -214,7 +214,7 @@ static struct fb_ops intel_fb_ops = {
 
 /* PCI driver module table */
 static struct pci_driver intelfb_driver = {
-       .name =         "Intel(R) " SUPPORTED_CHIPSETS " Framebuffer Driver",
+       .name =         "intelfb",
        .id_table =     intelfb_pci_table,
        .probe =        intelfb_pci_register,
        .remove =       __devexit_p(intelfb_pci_unregister)
@@ -238,12 +238,15 @@ static int noregister   = 0;
 static int probeonly    = 0;
 static int idonly       = 0;
 static int bailearly    = 0;
+static int voffset     = 48;
 static char *mode       = NULL;
 
 module_param(accel, bool, S_IRUGO);
 MODULE_PARM_DESC(accel, "Enable console acceleration");
 module_param(vram, int, S_IRUGO);
 MODULE_PARM_DESC(vram, "System RAM to allocate to framebuffer in MiB");
+module_param(voffset, int, S_IRUGO);
+MODULE_PARM_DESC(voffset, "Offset of framebuffer in MiB");
 module_param(hwcursor, bool, S_IRUGO);
 MODULE_PARM_DESC(hwcursor, "Enable HW cursor");
 module_param(mtrr, bool, S_IRUGO);
@@ -503,6 +506,7 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
        struct agp_bridge_data *bridge;
        int aperture_bar = 0;
        int mmio_bar = 1;
+       int offset;
 
        DBG_MSG("intelfb_pci_register\n");
 
@@ -579,23 +583,6 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
                return -ENODEV;
        }
 
-       /* Map the fb and MMIO regions */
-       dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache
-               (dinfo->aperture.physical, dinfo->aperture.size);
-       if (!dinfo->aperture.virtual) {
-               ERR_MSG("Cannot remap FB region.\n");
-               cleanup(dinfo);
-               return -ENODEV;
-       }
-       dinfo->mmio_base =
-               (u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys,
-                                              INTEL_REG_SIZE);
-       if (!dinfo->mmio_base) {
-               ERR_MSG("Cannot remap MMIO region.\n");
-               cleanup(dinfo);
-               return -ENODEV;
-       }
-
        /* Get the chipset info. */
        dinfo->pci_chipset = pdev->device;
 
@@ -626,9 +613,15 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
                dinfo->accel = 0;
        }
 
+       if (MB(voffset) < stolen_size)
+               offset = (stolen_size >> 12);
+       else
+               offset = ROUND_UP_TO_PAGE(MB(voffset))/GTT_PAGE_SIZE;
+
        /* Framebuffer parameters - Use all the stolen memory if >= vram */
-       if (ROUND_UP_TO_PAGE(stolen_size) >= MB(vram)) {
+       if (ROUND_UP_TO_PAGE(stolen_size) >= ((offset << 12) +  MB(vram))) {
                dinfo->fb.size = ROUND_UP_TO_PAGE(stolen_size);
+               dinfo->fb.offset = 0;
                dinfo->fbmem_gart = 0;
        } else {
                dinfo->fb.size =  MB(vram);
@@ -661,19 +654,38 @@ intelfb_pci_register(struct pci_dev *pdev, const struct pci_device_id *ent)
 
        /* set the mem offsets - set them after the already used pages */
        if (dinfo->accel) {
-               dinfo->ring.offset = (stolen_size >> 12)
-                       + gtt_info.current_memory;
+               dinfo->ring.offset = offset + gtt_info.current_memory;
        }
        if (dinfo->hwcursor) {
-               dinfo->cursor.offset = (stolen_size >> 12) +
+               dinfo->cursor.offset = offset +
                        + gtt_info.current_memory + (dinfo->ring.size >> 12);
        }
        if (dinfo->fbmem_gart) {
-               dinfo->fb.offset = (stolen_size >> 12) +
+               dinfo->fb.offset = offset +
                        + gtt_info.current_memory + (dinfo->ring.size >> 12)
                        + (dinfo->cursor.size >> 12);
        }
 
+       /* Map the fb and MMIO regions */
+       /* ioremap only up to the end of used aperture */
+       dinfo->aperture.virtual = (u8 __iomem *)ioremap_nocache
+               (dinfo->aperture.physical, (dinfo->fb.offset << 12)
+                + dinfo->fb.size);
+       if (!dinfo->aperture.virtual) {
+               ERR_MSG("Cannot remap FB region.\n");
+               cleanup(dinfo);
+               return -ENODEV;
+       }
+
+       dinfo->mmio_base =
+               (u8 __iomem *)ioremap_nocache(dinfo->mmio_base_phys,
+                                              INTEL_REG_SIZE);
+       if (!dinfo->mmio_base) {
+               ERR_MSG("Cannot remap MMIO region.\n");
+               cleanup(dinfo);
+               return -ENODEV;
+       }
+
        /* Allocate memories (which aren't stolen) */
        if (dinfo->accel) {
                if (!(dinfo->gtt_ring_mem =
@@ -1083,6 +1095,7 @@ intelfb_set_fbinfo(struct intelfb_info *dinfo)
 
        info->pixmap.size = 64*1024;
        info->pixmap.buf_align = 8;
+       info->pixmap.access_align = 32;
        info->pixmap.flags = FB_PIXMAP_SYSTEM;
 
        if (intelfb_init_var(dinfo))
@@ -1293,7 +1306,7 @@ intelfb_set_par(struct fb_info *info)
 
        intelfb_blank(FB_BLANK_POWERDOWN, info);
 
-       if (dinfo->accel)
+       if (ACCEL(dinfo, info))
                intelfbhw_2d_stop(dinfo);
 
        memcpy(hw, &dinfo->save_state, sizeof(*hw));
@@ -1309,7 +1322,7 @@ intelfb_set_par(struct fb_info *info)
 
        update_dinfo(dinfo, &info->var);
 
-       if (dinfo->accel)
+       if (ACCEL(dinfo, info))
                intelfbhw_2d_start(dinfo);
 
        intelfb_pan_display(&info->var, info);