diff options
Diffstat (limited to 'drivers/char/agp/intel-gtt.c')
-rw-r--r-- | drivers/char/agp/intel-gtt.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index f97122a53ca3..2b1a0e96c71f 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -1315,6 +1315,16 @@ static unsigned long intel_i965_mask_memory(struct agp_bridge_data *bridge, return addr | bridge->driver->masks[type].mask; } +static unsigned long intel_gen6_mask_memory(struct agp_bridge_data *bridge, + dma_addr_t addr, int type) +{ + /* Shift high bits down */ + addr |= (addr >> 28) & 0xff; + + /* Type checking must be done elsewhere */ + return addr | bridge->driver->masks[type].mask; +} + static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size) { u16 snb_gmch_ctl; @@ -1528,6 +1538,39 @@ static const struct agp_bridge_driver intel_i965_driver = { #endif }; +static const struct agp_bridge_driver intel_gen6_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_i830_sizes, + .size_type = FIXED_APER_SIZE, + .num_aperture_sizes = 4, + .needs_scratch_page = true, + .configure = intel_i9xx_configure, + .fetch_size = intel_i9xx_fetch_size, + .cleanup = intel_i915_cleanup, + .mask_memory = intel_gen6_mask_memory, + .masks = intel_i810_masks, + .agp_enable = intel_i810_agp_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = intel_i965_create_gatt_table, + .free_gatt_table = intel_i830_free_gatt_table, + .insert_memory = intel_i915_insert_entries, + .remove_memory = intel_i915_remove_entries, + .alloc_by_type = intel_i830_alloc_by_type, + .free_by_type = intel_i810_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_alloc_pages = agp_generic_alloc_pages, + .agp_destroy_page = agp_generic_destroy_page, + .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_g33_driver = { .owner = THIS_MODULE, .aperture_sizes = intel_i830_sizes, |