8 files changed, 24 insertions, 13 deletions

diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 76589782adcb..810679dcbbb0 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -416,7 +416,7 @@ static void __devinit amd8151_init(struct pci_dev *pdev, struct agp_bridge_data
 }
 
 
-static struct aper_size_info_32 uli_sizes[7] =
+static const struct aper_size_info_32 uli_sizes[7] =
 {
         {256, 65536, 6, 10},
         {128, 32768, 5, 9},
@@ -470,7 +470,7 @@ static int __devinit uli_agp_init(struct pci_dev *pdev)
 }
 
 
-static struct aper_size_info_32 nforce3_sizes[5] =
+static const struct aper_size_info_32 nforce3_sizes[5] =
 {
         {512,  131072, 7, 0x00000000 },
         {256,  65536,  6, 0x00000008 },
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index 27bca34b4a65..80ee17a8fc23 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -97,7 +97,7 @@ void agp_backend_release(struct agp_bridge_data *bridge)
 EXPORT_SYMBOL(agp_backend_release);
 
 
-static struct { int mem, agp; } maxes_table[] = {
+static const struct { int mem, agp; } maxes_table[] = {
         {0, 0},
         {32, 4},
         {64, 28},
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index c847df575cf5..97b0a890ba7f 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -371,6 +371,11 @@ static struct agp_device_ids via_agp_device_ids[] __devinitdata =
                 .device_id      = PCI_DEVICE_ID_VIA_3296_0,
                 .chipset_name   = "P4M800",
         },
+        /* P4M800CE */
+        {
+                .device_id      = PCI_DEVICE_ID_VIA_P4M800CE,
+                .chipset_name   = "P4M800CE",
+        },
 
         { }, /* dummy final entry, always present */
 };
@@ -511,6 +516,7 @@ static struct pci_device_id agp_via_pci_table[] = {
         ID(PCI_DEVICE_ID_VIA_3269_0),
         ID(PCI_DEVICE_ID_VIA_83_87XX_1),
         ID(PCI_DEVICE_ID_VIA_3296_0),
+        ID(PCI_DEVICE_ID_VIA_P4M800CE),
         { }
 };
 
diff --git a/drivers/char/drm/drm_lock.c b/drivers/char/drm/drm_lock.c
index b276ae8a6633..b48a595d54ec 100644
--- a/drivers/char/drm/drm_lock.c
+++ b/drivers/char/drm/drm_lock.c
@@ -104,6 +104,10 @@ int drm_lock(struct inode *inode, struct file *filp,
         __set_current_state(TASK_RUNNING);
         remove_wait_queue(&dev->lock.lock_queue, &entry);
 
+        DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock");
+        if (ret)
+                return ret;
+
         sigemptyset(&dev->sigmask);
         sigaddset(&dev->sigmask, SIGSTOP);
         sigaddset(&dev->sigmask, SIGTSTP);
@@ -116,8 +120,12 @@ int drm_lock(struct inode *inode, struct file *filp,
         if (dev->driver->dma_ready && (lock.flags & _DRM_LOCK_READY))
                 dev->driver->dma_ready(dev);
 
-        if (dev->driver->dma_quiescent && (lock.flags & _DRM_LOCK_QUIESCENT))
-                return dev->driver->dma_quiescent(dev);
+        if (dev->driver->dma_quiescent && (lock.flags & _DRM_LOCK_QUIESCENT)) {
+                if (dev->driver->dma_quiescent(dev)) {
+                        DRM_DEBUG("%d waiting for DMA quiescent\n", lock.context);
+                        return DRM_ERR(EBUSY);
+                }
+        }
 
         /* dev->driver->kernel_context_switch isn't used by any of the x86
          *  drivers but is used by the Sparc driver.
@@ -128,9 +136,7 @@ int drm_lock(struct inode *inode, struct file *filp,
                 dev->driver->kernel_context_switch(dev, dev->last_context,
                                                    lock.context);
         }
-        DRM_DEBUG("%d %s\n", lock.context, ret ? "interrupted" : "has lock");
-
-        return ret;
+        return 0;
 }
 
 /**
diff --git a/drivers/char/drm/drm_memory.c b/drivers/char/drm/drm_memory.c
index 2c74155aa84f..abef2acf99f5 100644
--- a/drivers/char/drm/drm_memory.c
+++ b/drivers/char/drm/drm_memory.c
@@ -95,7 +95,7 @@ unsigned long drm_alloc_pages(int order, int area)
         unsigned long addr;
         unsigned int sz;
 
-        address = __get_free_pages(GFP_KERNEL, order);
+        address = __get_free_pages(GFP_KERNEL|__GFP_COMP, order);
         if (!address)
                 return 0;
 
diff --git a/drivers/char/drm/drm_memory_debug.h b/drivers/char/drm/drm_memory_debug.h
index 4542353195bd..b370aca718d2 100644
--- a/drivers/char/drm/drm_memory_debug.h
+++ b/drivers/char/drm/drm_memory_debug.h
@@ -221,7 +221,7 @@ unsigned long DRM(alloc_pages) (int order, int area) {
         }
         spin_unlock(&DRM(mem_lock));
 
-        address = __get_free_pages(GFP_KERNEL, order);
+        address = __get_free_pages(GFP_KERNEL|__GFP_COMP, order);
         if (!address) {
                 spin_lock(&DRM(mem_lock));
                 ++DRM(mem_stats)[area].fail_count;
diff --git a/drivers/char/drm/mga_drv.c b/drivers/char/drm/mga_drv.c
index 0cc7c305a7f6..1713451a5cc6 100644
--- a/drivers/char/drm/mga_drv.c
+++ b/drivers/char/drm/mga_drv.c
@@ -161,7 +161,7 @@ static int mga_driver_device_is_agp(drm_device_t * dev)
          * device.
          */
 
-        if ((pdev->device == 0x0525)
+        if ((pdev->device == 0x0525) && pdev->bus->self
             && (pdev->bus->self->vendor == 0x3388)
             && (pdev->bus->self->device == 0x0021)) {
                 return 0;
diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h
index 120ee5a8ebcc..7bda7e33d2bd 100644
--- a/drivers/char/drm/radeon_drv.h
+++ b/drivers/char/drm/radeon_drv.h
@@ -214,8 +214,6 @@ typedef struct drm_radeon_private {
 
         int microcode_version;
 
-        int is_pci;
-
         struct {
                 u32 boxes;
                 int freelist_timeouts;
@@ -275,6 +273,7 @@ typedef struct drm_radeon_private {
 
         /* starting from here on, data is preserved accross an open */
         uint32_t flags;         /* see radeon_chip_flags */
+        int is_pci;
 } drm_radeon_private_t;
 
 typedef struct drm_radeon_buf_priv {