Merge branch 'for-next' into for-linus
[safe/jmp/linux-2.6] / drivers / char / agp / intel-agp.c
index 8c9d50d..a3e10dc 100644 (file)
@@ -8,8 +8,22 @@
 #include <linux/kernel.h>
 #include <linux/pagemap.h>
 #include <linux/agp_backend.h>
+#include <asm/smp.h>
 #include "agp.h"
 
+int intel_agp_enabled;
+EXPORT_SYMBOL(intel_agp_enabled);
+
+/*
+ * If we have Intel graphics, we're not going to have anything other than
+ * an Intel IOMMU. So make the correct use of the PCI DMA API contingent
+ * on the Intel IOMMU support (CONFIG_DMAR).
+ * Only newer chipsets need to bother with this, of course.
+ */
+#ifdef CONFIG_DMAR
+#define USE_PCI_DMA_API 1
+#endif
+
 #define PCI_DEVICE_ID_INTEL_E7221_HB   0x2588
 #define PCI_DEVICE_ID_INTEL_E7221_IG   0x258a
 #define PCI_DEVICE_ID_INTEL_82946GZ_HB      0x2970
 #define PCI_DEVICE_ID_INTEL_82965GME_IG     0x2A12
 #define PCI_DEVICE_ID_INTEL_82945GME_HB     0x27AC
 #define PCI_DEVICE_ID_INTEL_82945GME_IG     0x27AE
-#define PCI_DEVICE_ID_INTEL_IGDGM_HB        0xA010
-#define PCI_DEVICE_ID_INTEL_IGDGM_IG        0xA011
-#define PCI_DEVICE_ID_INTEL_IGDG_HB         0xA000
-#define PCI_DEVICE_ID_INTEL_IGDG_IG         0xA001
+#define PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB        0xA010
+#define PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG        0xA011
+#define PCI_DEVICE_ID_INTEL_PINEVIEW_HB         0xA000
+#define PCI_DEVICE_ID_INTEL_PINEVIEW_IG         0xA001
 #define PCI_DEVICE_ID_INTEL_G33_HB          0x29C0
 #define PCI_DEVICE_ID_INTEL_G33_IG          0x29C2
 #define PCI_DEVICE_ID_INTEL_Q35_HB          0x29B0
 #define PCI_DEVICE_ID_INTEL_Q35_IG          0x29B2
 #define PCI_DEVICE_ID_INTEL_Q33_HB          0x29D0
 #define PCI_DEVICE_ID_INTEL_Q33_IG          0x29D2
+#define PCI_DEVICE_ID_INTEL_B43_HB          0x2E40
+#define PCI_DEVICE_ID_INTEL_B43_IG          0x2E42
 #define PCI_DEVICE_ID_INTEL_GM45_HB         0x2A40
 #define PCI_DEVICE_ID_INTEL_GM45_IG         0x2A42
-#define PCI_DEVICE_ID_INTEL_IGD_E_HB        0x2E00
-#define PCI_DEVICE_ID_INTEL_IGD_E_IG        0x2E02
+#define PCI_DEVICE_ID_INTEL_EAGLELAKE_HB        0x2E00
+#define PCI_DEVICE_ID_INTEL_EAGLELAKE_IG        0x2E02
 #define PCI_DEVICE_ID_INTEL_Q45_HB          0x2E10
 #define PCI_DEVICE_ID_INTEL_Q45_IG          0x2E12
 #define PCI_DEVICE_ID_INTEL_G45_HB          0x2E20
 #define PCI_DEVICE_ID_INTEL_G45_IG          0x2E22
 #define PCI_DEVICE_ID_INTEL_G41_HB          0x2E30
 #define PCI_DEVICE_ID_INTEL_G41_IG          0x2E32
-#define PCI_DEVICE_ID_INTEL_IGDNG_D_HB     0x0040
-#define PCI_DEVICE_ID_INTEL_IGDNG_D_IG     0x0042
-#define PCI_DEVICE_ID_INTEL_IGDNG_M_HB     0x0044
-#define PCI_DEVICE_ID_INTEL_IGDNG_M_IG     0x0046
+#define PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB          0x0040
+#define PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG          0x0042
+#define PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB          0x0044
+#define PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB         0x0062
+#define PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB    0x006a
+#define PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG          0x0046
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB  0x0100
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG  0x0102
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB  0x0104
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG  0x0106
 
 /* cover 915 and 945 variants */
 #define IS_I915 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_E7221_HB || \
 #define IS_G33 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G33_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q35_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q33_HB || \
-               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDGM_HB || \
-               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDG_HB)
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_HB)
 
-#define IS_IGD (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDGM_HB || \
-               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDG_HB)
+#define IS_PINEVIEW (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_PINEVIEW_HB)
 
-#define IS_G4X (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGD_E_HB || \
+#define IS_G4X (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_EAGLELAKE_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q45_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB || \
                agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G41_HB || \
-               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_D_HB || \
-               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_M_HB)
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_B43_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB || \
+               agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB)
 
 extern int agp_memory_reserved;
 
@@ -130,6 +157,25 @@ extern int agp_memory_reserved;
 #define INTEL_I7505_AGPCTRL    0x70
 #define INTEL_I7505_MCHCFG     0x50
 
+#define SNB_GMCH_CTRL  0x50
+#define SNB_GMCH_GMS_STOLEN_MASK       0xF8
+#define SNB_GMCH_GMS_STOLEN_32M                (1 << 3)
+#define SNB_GMCH_GMS_STOLEN_64M                (2 << 3)
+#define SNB_GMCH_GMS_STOLEN_96M                (3 << 3)
+#define SNB_GMCH_GMS_STOLEN_128M       (4 << 3)
+#define SNB_GMCH_GMS_STOLEN_160M       (5 << 3)
+#define SNB_GMCH_GMS_STOLEN_192M       (6 << 3)
+#define SNB_GMCH_GMS_STOLEN_224M       (7 << 3)
+#define SNB_GMCH_GMS_STOLEN_256M       (8 << 3)
+#define SNB_GMCH_GMS_STOLEN_288M       (9 << 3)
+#define SNB_GMCH_GMS_STOLEN_320M       (0xa << 3)
+#define SNB_GMCH_GMS_STOLEN_352M       (0xb << 3)
+#define SNB_GMCH_GMS_STOLEN_384M       (0xc << 3)
+#define SNB_GMCH_GMS_STOLEN_416M       (0xd << 3)
+#define SNB_GMCH_GMS_STOLEN_448M       (0xe << 3)
+#define SNB_GMCH_GMS_STOLEN_480M       (0xf << 3)
+#define SNB_GMCH_GMS_STOLEN_512M       (0x10 << 3)
+
 static const struct aper_size_info_fixed intel_i810_sizes[] =
 {
        {64, 16384, 4},
@@ -161,6 +207,7 @@ static struct _intel_private {
         * popup and for the GTT.
         */
        int gtt_entries;                        /* i830+ */
+       int gtt_total_size;
        union {
                void __iomem *i9xx_flush_page;
                void *i8xx_flush_page;
@@ -170,6 +217,130 @@ static struct _intel_private {
        int resource_valid;
 } intel_private;
 
+#ifdef USE_PCI_DMA_API
+static int intel_agp_map_page(struct page *page, dma_addr_t *ret)
+{
+       *ret = pci_map_page(intel_private.pcidev, page, 0,
+                           PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
+       if (pci_dma_mapping_error(intel_private.pcidev, *ret))
+               return -EINVAL;
+       return 0;
+}
+
+static void intel_agp_unmap_page(struct page *page, dma_addr_t dma)
+{
+       pci_unmap_page(intel_private.pcidev, dma,
+                      PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
+}
+
+static void intel_agp_free_sglist(struct agp_memory *mem)
+{
+       struct sg_table st;
+
+       st.sgl = mem->sg_list;
+       st.orig_nents = st.nents = mem->page_count;
+
+       sg_free_table(&st);
+
+       mem->sg_list = NULL;
+       mem->num_sg = 0;
+}
+
+static int intel_agp_map_memory(struct agp_memory *mem)
+{
+       struct sg_table st;
+       struct scatterlist *sg;
+       int i;
+
+       DBG("try mapping %lu pages\n", (unsigned long)mem->page_count);
+
+       if (sg_alloc_table(&st, mem->page_count, GFP_KERNEL))
+               return -ENOMEM;
+
+       mem->sg_list = sg = st.sgl;
+
+       for (i = 0 ; i < mem->page_count; i++, sg = sg_next(sg))
+               sg_set_page(sg, mem->pages[i], PAGE_SIZE, 0);
+
+       mem->num_sg = pci_map_sg(intel_private.pcidev, mem->sg_list,
+                                mem->page_count, PCI_DMA_BIDIRECTIONAL);
+       if (unlikely(!mem->num_sg)) {
+               intel_agp_free_sglist(mem);
+               return -ENOMEM;
+       }
+       return 0;
+}
+
+static void intel_agp_unmap_memory(struct agp_memory *mem)
+{
+       DBG("try unmapping %lu pages\n", (unsigned long)mem->page_count);
+
+       pci_unmap_sg(intel_private.pcidev, mem->sg_list,
+                    mem->page_count, PCI_DMA_BIDIRECTIONAL);
+       intel_agp_free_sglist(mem);
+}
+
+static void intel_agp_insert_sg_entries(struct agp_memory *mem,
+                                       off_t pg_start, int mask_type)
+{
+       struct scatterlist *sg;
+       int i, j;
+
+       j = pg_start;
+
+       WARN_ON(!mem->num_sg);
+
+       if (mem->num_sg == mem->page_count) {
+               for_each_sg(mem->sg_list, sg, mem->page_count, i) {
+                       writel(agp_bridge->driver->mask_memory(agp_bridge,
+                                       sg_dma_address(sg), mask_type),
+                                       intel_private.gtt+j);
+                       j++;
+               }
+       } else {
+               /* sg may merge pages, but we have to separate
+                * per-page addr for GTT */
+               unsigned int len, m;
+
+               for_each_sg(mem->sg_list, sg, mem->num_sg, i) {
+                       len = sg_dma_len(sg) / PAGE_SIZE;
+                       for (m = 0; m < len; m++) {
+                               writel(agp_bridge->driver->mask_memory(agp_bridge,
+                                                                      sg_dma_address(sg) + m * PAGE_SIZE,
+                                                                      mask_type),
+                                      intel_private.gtt+j);
+                               j++;
+                       }
+               }
+       }
+       readl(intel_private.gtt+j-1);
+}
+
+#else
+
+static void intel_agp_insert_sg_entries(struct agp_memory *mem,
+                                       off_t pg_start, int mask_type)
+{
+       int i, j;
+       u32 cache_bits = 0;
+
+       if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB ||
+           agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB)
+       {
+               cache_bits = I830_PTE_SYSTEM_CACHED;
+       }
+
+       for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
+               writel(agp_bridge->driver->mask_memory(agp_bridge,
+                               page_to_phys(mem->pages[i]), mask_type),
+                      intel_private.gtt+j);
+       }
+
+       readl(intel_private.gtt+j-1);
+}
+
+#endif
+
 static int intel_i810_fetch_size(void)
 {
        u32 smram_miscc;
@@ -343,8 +514,7 @@ static int intel_i810_insert_entries(struct agp_memory *mem, off_t pg_start,
                        global_cache_flush();
                for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
                        writel(agp_bridge->driver->mask_memory(agp_bridge,
-                                                              mem->pages[i],
-                                                              mask_type),
+                                       page_to_phys(mem->pages[i]), mask_type),
                               intel_private.registers+I810_PTE_BASE+(j*4));
                }
                readl(intel_private.registers+I810_PTE_BASE+((j-1)*4));
@@ -461,9 +631,8 @@ static void intel_i810_free_by_type(struct agp_memory *curr)
 }
 
 static unsigned long intel_i810_mask_memory(struct agp_bridge_data *bridge,
-                                           struct page *page, int type)
+                                           dma_addr_t addr, int type)
 {
-       unsigned long addr = phys_to_gart(page_to_phys(page));
        /* Type checking must be done elsewhere */
        return addr | bridge->driver->masks[type].mask;
 }
@@ -480,7 +649,7 @@ static struct aper_size_info_fixed intel_i830_sizes[] =
 static void intel_i830_init_gtt_entries(void)
 {
        u16 gmch_ctrl;
-       int gtt_entries;
+       int gtt_entries = 0;
        u8 rdct;
        int local = 0;
        static const int ddt[4] = { 0, 16, 32, 64 };
@@ -521,7 +690,7 @@ static void intel_i830_init_gtt_entries(void)
                        size = 512;
                }
                size += 4; /* add in BIOS popup space */
-       } else if (IS_G33 && !IS_IGD) {
+       } else if (IS_G33 && !IS_PINEVIEW) {
        /* G33's GTT size defined in gmch_ctrl */
                switch (gmch_ctrl & G33_PGETBL_SIZE_MASK) {
                case G33_PGETBL_SIZE_1M:
@@ -537,7 +706,7 @@ static void intel_i830_init_gtt_entries(void)
                        size = 512;
                }
                size += 4;
-       } else if (IS_G4X || IS_IGD) {
+       } else if (IS_G4X || IS_PINEVIEW) {
                /* On 4 series hardware, GTT stolen is separate from graphics
                 * stolen, ignore it in stolen gtt entries counting.  However,
                 * 4KB of the stolen memory doesn't get mapped to the GTT.
@@ -572,6 +741,63 @@ static void intel_i830_init_gtt_entries(void)
                        gtt_entries = 0;
                        break;
                }
+       } else if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB ||
+                  agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB) {
+               /*
+                * SandyBridge has new memory control reg at 0x50.w
+                */
+               u16 snb_gmch_ctl;
+               pci_read_config_word(intel_private.pcidev, SNB_GMCH_CTRL, &snb_gmch_ctl);
+               switch (snb_gmch_ctl & SNB_GMCH_GMS_STOLEN_MASK) {
+               case SNB_GMCH_GMS_STOLEN_32M:
+                       gtt_entries = MB(32) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_64M:
+                       gtt_entries = MB(64) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_96M:
+                       gtt_entries = MB(96) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_128M:
+                       gtt_entries = MB(128) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_160M:
+                       gtt_entries = MB(160) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_192M:
+                       gtt_entries = MB(192) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_224M:
+                       gtt_entries = MB(224) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_256M:
+                       gtt_entries = MB(256) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_288M:
+                       gtt_entries = MB(288) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_320M:
+                       gtt_entries = MB(320) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_352M:
+                       gtt_entries = MB(352) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_384M:
+                       gtt_entries = MB(384) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_416M:
+                       gtt_entries = MB(416) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_448M:
+                       gtt_entries = MB(448) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_480M:
+                       gtt_entries = MB(480) - KB(size);
+                       break;
+               case SNB_GMCH_GMS_STOLEN_512M:
+                       gtt_entries = MB(512) - KB(size);
+                       break;
+               }
        } else {
                switch (gmch_ctrl & I855_GMCH_GMS_MASK) {
                case I855_GMCH_GMS_STOLEN_1M:
@@ -677,23 +903,31 @@ static void intel_i830_setup_flush(void)
        if (!intel_private.i8xx_page)
                return;
 
-       /* make page uncached */
-       map_page_into_agp(intel_private.i8xx_page);
-
        intel_private.i8xx_flush_page = kmap(intel_private.i8xx_page);
        if (!intel_private.i8xx_flush_page)
                intel_i830_fini_flush();
 }
 
+/* The chipset_flush interface needs to get data that has already been
+ * flushed out of the CPU all the way out to main memory, because the GPU
+ * doesn't snoop those buffers.
+ *
+ * The 8xx series doesn't have the same lovely interface for flushing the
+ * chipset write buffers that the later chips do. According to the 865
+ * specs, it's 64 octwords, or 1KB.  So, to get those previous things in
+ * that buffer out, we just fill 1KB and clflush it out, on the assumption
+ * that it'll push whatever was in there out.  It appears to work.
+ */
 static void intel_i830_chipset_flush(struct agp_bridge_data *bridge)
 {
        unsigned int *pg = intel_private.i8xx_flush_page;
-       int i;
 
-       for (i = 0; i < 256; i += 2)
-               *(pg + i) = i;
+       memset(pg, 0, 1024);
 
-       wmb();
+       if (cpu_has_clflush)
+               clflush_cache_range(pg, 1024);
+       else if (wbinvd_on_all_cpus() != 0)
+               printk(KERN_ERR "Timed out waiting for cache flush.\n");
 }
 
 /* The intel i830 automatically initializes the agp aperture during POST.
@@ -851,7 +1085,7 @@ static int intel_i830_insert_entries(struct agp_memory *mem, off_t pg_start,
 
        for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
                writel(agp_bridge->driver->mask_memory(agp_bridge,
-                                                      mem->pages[i], mask_type),
+                               page_to_phys(mem->pages[i]), mask_type),
                       intel_private.registers+I810_PTE_BASE+(j*4));
        }
        readl(intel_private.registers+I810_PTE_BASE+((j-1)*4));
@@ -1005,7 +1239,7 @@ static int intel_i915_configure(void)
        readl(intel_private.registers+I810_PGETBL_CTL); /* PCI Posting. */
 
        if (agp_bridge->driver->needs_scratch_page) {
-               for (i = intel_private.gtt_entries; i < current_size->num_entries; i++) {
+               for (i = intel_private.gtt_entries; i < intel_private.gtt_total_size; i++) {
                        writel(agp_bridge->scratch_page, intel_private.gtt+i);
                }
                readl(intel_private.gtt+i-1);   /* PCI Posting. */
@@ -1039,7 +1273,7 @@ static void intel_i915_chipset_flush(struct agp_bridge_data *bridge)
 static int intel_i915_insert_entries(struct agp_memory *mem, off_t pg_start,
                                     int type)
 {
-       int i, j, num_entries;
+       int num_entries;
        void *temp;
        int ret = -EINVAL;
        int mask_type;
@@ -1063,7 +1297,7 @@ static int intel_i915_insert_entries(struct agp_memory *mem, off_t pg_start,
        if ((pg_start + mem->page_count) > num_entries)
                goto out_err;
 
-       /* The i915 can't check the GTT for entries since its read only,
+       /* The i915 can't check the GTT for entries since it's read only;
         * depend on the caller to make the correct offset decisions.
         */
 
@@ -1079,12 +1313,7 @@ static int intel_i915_insert_entries(struct agp_memory *mem, off_t pg_start,
        if (!mem->is_flushed)
                global_cache_flush();
 
-       for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
-               writel(agp_bridge->driver->mask_memory(agp_bridge,
-                                                      mem->pages[i], mask_type), intel_private.gtt+j);
-       }
-
-       readl(intel_private.gtt+j-1);
+       intel_agp_insert_sg_entries(mem, pg_start, mask_type);
        agp_bridge->driver->tlb_flush(mem);
 
  out:
@@ -1165,6 +1394,8 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge)
        if (!intel_private.gtt)
                return -ENOMEM;
 
+       intel_private.gtt_total_size = gtt_map_size / 4;
+
        temp &= 0xfff80000;
 
        intel_private.registers = ioremap(temp, 128 * 4096);
@@ -1196,9 +1427,8 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge)
  * this conditional.
  */
 static unsigned long intel_i965_mask_memory(struct agp_bridge_data *bridge,
-                                           struct page *page, int type)
+                                           dma_addr_t addr, int type)
 {
-       dma_addr_t addr = phys_to_gart(page_to_phys(page));
        /* Shift high bits down */
        addr |= (addr >> 28) & 0xf0;
 
@@ -1210,12 +1440,17 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
 {
        switch (agp_bridge->dev->device) {
        case PCI_DEVICE_ID_INTEL_GM45_HB:
-       case PCI_DEVICE_ID_INTEL_IGD_E_HB:
+       case PCI_DEVICE_ID_INTEL_EAGLELAKE_HB:
        case PCI_DEVICE_ID_INTEL_Q45_HB:
        case PCI_DEVICE_ID_INTEL_G45_HB:
        case PCI_DEVICE_ID_INTEL_G41_HB:
-       case PCI_DEVICE_ID_INTEL_IGDNG_D_HB:
-       case PCI_DEVICE_ID_INTEL_IGDNG_M_HB:
+       case PCI_DEVICE_ID_INTEL_B43_HB:
+       case PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB:
+       case PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB:
+       case PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB:
+       case PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB:
+       case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB:
+       case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB:
                *gtt_offset = *gtt_size = MB(2);
                break;
        default:
@@ -1250,6 +1485,8 @@ static int intel_i965_create_gatt_table(struct agp_bridge_data *bridge)
        if (!intel_private.gtt)
                return -ENOMEM;
 
+       intel_private.gtt_total_size = gtt_size / 4;
+
        intel_private.registers = ioremap(temp, 128 * 4096);
        if (!intel_private.registers) {
                iounmap(intel_private.gtt);
@@ -2003,6 +2240,12 @@ static const struct agp_bridge_driver intel_915_driver = {
        .agp_destroy_pages      = agp_generic_destroy_pages,
        .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
        .chipset_flush          = intel_i915_chipset_flush,
+#ifdef USE_PCI_DMA_API
+       .agp_map_page           = intel_agp_map_page,
+       .agp_unmap_page         = intel_agp_unmap_page,
+       .agp_map_memory         = intel_agp_map_memory,
+       .agp_unmap_memory       = intel_agp_unmap_memory,
+#endif
 };
 
 static const struct agp_bridge_driver intel_i965_driver = {
@@ -2031,6 +2274,12 @@ static const struct agp_bridge_driver intel_i965_driver = {
        .agp_destroy_pages      = agp_generic_destroy_pages,
        .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
        .chipset_flush          = intel_i915_chipset_flush,
+#ifdef USE_PCI_DMA_API
+       .agp_map_page           = intel_agp_map_page,
+       .agp_unmap_page         = intel_agp_unmap_page,
+       .agp_map_memory         = intel_agp_map_memory,
+       .agp_unmap_memory       = intel_agp_unmap_memory,
+#endif
 };
 
 static const struct agp_bridge_driver intel_7505_driver = {
@@ -2085,6 +2334,12 @@ static const struct agp_bridge_driver intel_g33_driver = {
        .agp_destroy_pages      = agp_generic_destroy_pages,
        .agp_type_to_mask_type  = intel_i830_type_to_mask_type,
        .chipset_flush          = intel_i915_chipset_flush,
+#ifdef USE_PCI_DMA_API
+       .agp_map_page           = intel_agp_map_page,
+       .agp_unmap_page         = intel_agp_unmap_page,
+       .agp_map_memory         = intel_agp_map_memory,
+       .agp_unmap_memory       = intel_agp_unmap_memory,
+#endif
 };
 
 static int find_gmch(u16 device)
@@ -2177,24 +2432,34 @@ static const struct intel_driver_description {
                NULL, &intel_g33_driver },
        { PCI_DEVICE_ID_INTEL_Q33_HB, PCI_DEVICE_ID_INTEL_Q33_IG, 0, "Q33",
                NULL, &intel_g33_driver },
-       { PCI_DEVICE_ID_INTEL_IGDGM_HB, PCI_DEVICE_ID_INTEL_IGDGM_IG, 0, "IGD",
+       { PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB, PCI_DEVICE_ID_INTEL_PINEVIEW_M_IG, 0, "GMA3150",
                NULL, &intel_g33_driver },
-       { PCI_DEVICE_ID_INTEL_IGDG_HB, PCI_DEVICE_ID_INTEL_IGDG_IG, 0, "IGD",
+       { PCI_DEVICE_ID_INTEL_PINEVIEW_HB, PCI_DEVICE_ID_INTEL_PINEVIEW_IG, 0, "GMA3150",
                NULL, &intel_g33_driver },
        { PCI_DEVICE_ID_INTEL_GM45_HB, PCI_DEVICE_ID_INTEL_GM45_IG, 0,
-           "Mobile IntelĀ® GM45 Express", NULL, &intel_i965_driver },
-       { PCI_DEVICE_ID_INTEL_IGD_E_HB, PCI_DEVICE_ID_INTEL_IGD_E_IG, 0,
-           "Intel Integrated Graphics Device", NULL, &intel_i965_driver },
+           "GM45", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_EAGLELAKE_HB, PCI_DEVICE_ID_INTEL_EAGLELAKE_IG, 0,
+           "Eaglelake", NULL, &intel_i965_driver },
        { PCI_DEVICE_ID_INTEL_Q45_HB, PCI_DEVICE_ID_INTEL_Q45_IG, 0,
            "Q45/Q43", NULL, &intel_i965_driver },
        { PCI_DEVICE_ID_INTEL_G45_HB, PCI_DEVICE_ID_INTEL_G45_IG, 0,
            "G45/G43", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_B43_HB, PCI_DEVICE_ID_INTEL_B43_IG, 0,
+           "B43", NULL, &intel_i965_driver },
        { PCI_DEVICE_ID_INTEL_G41_HB, PCI_DEVICE_ID_INTEL_G41_IG, 0,
            "G41", NULL, &intel_i965_driver },
-       { PCI_DEVICE_ID_INTEL_IGDNG_D_HB, PCI_DEVICE_ID_INTEL_IGDNG_D_IG, 0,
-           "IGDNG/D", NULL, &intel_i965_driver },
-       { PCI_DEVICE_ID_INTEL_IGDNG_M_HB, PCI_DEVICE_ID_INTEL_IGDNG_M_IG, 0,
-           "IGDNG/M", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_D_IG, 0,
+           "HD Graphics", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, 0,
+           "HD Graphics", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, 0,
+           "HD Graphics", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB, PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG, 0,
+           "HD Graphics", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG, 0,
+           "Sandybridge", NULL, &intel_i965_driver },
+       { PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG, 0,
+           "Sandybridge", NULL, &intel_i965_driver },
        { 0, 0, 0, NULL, NULL, NULL }
 };
 
@@ -2204,7 +2469,7 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
        struct agp_bridge_data *bridge;
        u8 cap_ptr = 0;
        struct resource *r;
-       int i;
+       int i, err;
 
        cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP);
 
@@ -2286,8 +2551,20 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
                                &bridge->mode);
        }
 
+       if (bridge->driver->mask_memory == intel_i965_mask_memory) {
+               if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
+                       dev_err(&intel_private.pcidev->dev,
+                               "set gfx device dma mask 36bit failed!\n");
+               else
+                       pci_set_consistent_dma_mask(intel_private.pcidev,
+                                                   DMA_BIT_MASK(36));
+       }
+
        pci_set_drvdata(pdev, bridge);
-       return agp_add_bridge(bridge);
+       err = agp_add_bridge(bridge);
+       if (!err)
+               intel_agp_enabled = 1;
+       return err;
 }
 
 static void __devexit agp_intel_remove(struct pci_dev *pdev)
@@ -2308,15 +2585,6 @@ static int agp_intel_resume(struct pci_dev *pdev)
        struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
        int ret_val;
 
-       pci_restore_state(pdev);
-
-       /* We should restore our graphics device's config space,
-        * as host bridge (00:00) resumes before graphics device (02:00),
-        * then our access to its pci space can work right.
-        */
-       if (intel_private.pcidev)
-               pci_restore_state(intel_private.pcidev);
-
        if (bridge->driver == &intel_generic_driver)
                intel_configure();
        else if (bridge->driver == &intel_850_driver)
@@ -2380,8 +2648,8 @@ static struct pci_device_id agp_intel_pci_table[] = {
        ID(PCI_DEVICE_ID_INTEL_82945G_HB),
        ID(PCI_DEVICE_ID_INTEL_82945GM_HB),
        ID(PCI_DEVICE_ID_INTEL_82945GME_HB),
-       ID(PCI_DEVICE_ID_INTEL_IGDGM_HB),
-       ID(PCI_DEVICE_ID_INTEL_IGDG_HB),
+       ID(PCI_DEVICE_ID_INTEL_PINEVIEW_M_HB),
+       ID(PCI_DEVICE_ID_INTEL_PINEVIEW_HB),
        ID(PCI_DEVICE_ID_INTEL_82946GZ_HB),
        ID(PCI_DEVICE_ID_INTEL_82G35_HB),
        ID(PCI_DEVICE_ID_INTEL_82965Q_HB),
@@ -2392,12 +2660,17 @@ static struct pci_device_id agp_intel_pci_table[] = {
        ID(PCI_DEVICE_ID_INTEL_Q35_HB),
        ID(PCI_DEVICE_ID_INTEL_Q33_HB),
        ID(PCI_DEVICE_ID_INTEL_GM45_HB),
-       ID(PCI_DEVICE_ID_INTEL_IGD_E_HB),
+       ID(PCI_DEVICE_ID_INTEL_EAGLELAKE_HB),
        ID(PCI_DEVICE_ID_INTEL_Q45_HB),
        ID(PCI_DEVICE_ID_INTEL_G45_HB),
        ID(PCI_DEVICE_ID_INTEL_G41_HB),
-       ID(PCI_DEVICE_ID_INTEL_IGDNG_D_HB),
-       ID(PCI_DEVICE_ID_INTEL_IGDNG_M_HB),
+       ID(PCI_DEVICE_ID_INTEL_B43_HB),
+       ID(PCI_DEVICE_ID_INTEL_IRONLAKE_D_HB),
+       ID(PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB),
+       ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB),
+       ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB),
+       ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB),
+       ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB),
        { }
 };