Merge branch 'writable_limits' of git://decibel.fi.muni.cz/~xslaby/linux

[deliverable/linux.git] / drivers / gpu / drm / i915 / i915_dma.c

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 2305a1234f1e5727cf835227ff2422ed930ce097..f19ffe87af3c3fbcef67e03a25a6e4a22e5fe133 100644 (file)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -34,12 +34,15 @@
 #include "i915_drm.h"
 #include "i915_drv.h"
 #include "i915_trace.h"
+#include <linux/pci.h>
 #include <linux/vgaarb.h>
 #include <linux/acpi.h>
 #include <linux/pnp.h>
 #include <linux/vga_switcheroo.h>
 #include <linux/slab.h>
 
+extern int intel_max_stolen; /* from AGP driver */
+
 /**
  * Sets up the hardware status page for devices that need a physical address
  * in the register.
@@ -1256,7 +1259,7 @@ static void i915_setup_compression(struct drm_device *dev, int size)
                drm_mm_put_block(compressed_fb);
        }
 
-       if (!IS_GM45(dev)) {
+       if (!(IS_GM45(dev) || IS_IRONLAKE_M(dev))) {
                compressed_llb = drm_mm_search_free(&dev_priv->vram, 4096,
                                                    4096, 0);
                if (!compressed_llb) {
@@ -1282,8 +1285,9 @@ static void i915_setup_compression(struct drm_device *dev, int size)
 
        intel_disable_fbc(dev);
        dev_priv->compressed_fb = compressed_fb;
-
-       if (IS_GM45(dev)) {
+       if (IS_IRONLAKE_M(dev))
+               I915_WRITE(ILK_DPFC_CB_BASE, compressed_fb->start);
+       else if (IS_GM45(dev)) {
                I915_WRITE(DPFC_CB_BASE, compressed_fb->start);
        } else {
                I915_WRITE(FBC_CFB_BASE, cfb_base);
@@ -1291,7 +1295,7 @@ static void i915_setup_compression(struct drm_device *dev, int size)
                dev_priv->compressed_llb = compressed_llb;
        }
 
-       DRM_DEBUG("FBC base 0x%08lx, ll base 0x%08lx, size %dM\n", cfb_base,
+       DRM_DEBUG_KMS("FBC base 0x%08lx, ll base 0x%08lx, size %dM\n", cfb_base,
                  ll_base, size >> 20);
 }
 
@@ -1354,7 +1358,7 @@ static int i915_load_modeset_init(struct drm_device *dev,
        int fb_bar = IS_I9XX(dev) ? 2 : 0;
        int ret = 0;
 
-       dev->mode_config.fb_base = drm_get_resource_start(dev, fb_bar) &
+       dev->mode_config.fb_base = pci_resource_start(dev->pdev, fb_bar) &
                0xff000000;
 
        /* Basic memrange allocator for stolen space (aka vram) */
@@ -2063,8 +2067,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 
        /* Add register map (needed for suspend/resume) */
        mmio_bar = IS_I9XX(dev) ? 0 : 1;
-       base = drm_get_resource_start(dev, mmio_bar);
-       size = drm_get_resource_len(dev, mmio_bar);
+       base = pci_resource_start(dev->pdev, mmio_bar);
+       size = pci_resource_len(dev->pdev, mmio_bar);
 
        if (i915_get_bridge_dev(dev)) {
                ret = -EIO;
@@ -2104,6 +2108,12 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
        if (ret)
                goto out_iomapfree;
 
+       if (prealloc_size > intel_max_stolen) {
+               DRM_INFO("detected %dM stolen memory, trimming to %dM\n",
+                        prealloc_size >> 20, intel_max_stolen >> 20);
+               prealloc_size = intel_max_stolen;
+       }
+
        dev_priv->wq = create_singlethread_workqueue("i915");
        if (dev_priv->wq == NULL) {
                DRM_ERROR("Failed to create our workqueue.\n");