x86: remove flush_agp_mappings()
Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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@ -147,7 +147,6 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge)
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printk(KERN_ERR PFX "unable to get memory for scratch page.\n");
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return -ENOMEM;
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}
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flush_agp_mappings();
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bridge->scratch_page_real = virt_to_gart(addr);
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bridge->scratch_page =
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@ -191,7 +190,6 @@ err_out:
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if (bridge->driver->needs_scratch_page) {
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bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real),
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AGP_PAGE_DESTROY_UNMAP);
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flush_agp_mappings();
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bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real),
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AGP_PAGE_DESTROY_FREE);
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}
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@ -219,7 +217,6 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge)
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bridge->driver->needs_scratch_page) {
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bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real),
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AGP_PAGE_DESTROY_UNMAP);
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flush_agp_mappings();
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bridge->driver->agp_destroy_page(gart_to_virt(bridge->scratch_page_real),
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AGP_PAGE_DESTROY_FREE);
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}
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@ -197,7 +197,6 @@ void agp_free_memory(struct agp_memory *curr)
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for (i = 0; i < curr->page_count; i++) {
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curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i]), AGP_PAGE_DESTROY_UNMAP);
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}
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flush_agp_mappings();
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for (i = 0; i < curr->page_count; i++) {
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curr->bridge->driver->agp_destroy_page(gart_to_virt(curr->memory[i]), AGP_PAGE_DESTROY_FREE);
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}
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@ -267,8 +266,6 @@ struct agp_memory *agp_allocate_memory(struct agp_bridge_data *bridge,
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}
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new->bridge = bridge;
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flush_agp_mappings();
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return new;
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}
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EXPORT_SYMBOL(agp_allocate_memory);
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@ -7,7 +7,6 @@
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#define map_page_into_agp(page)
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#define unmap_page_from_agp(page)
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#define flush_agp_mappings()
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#define flush_agp_cache() mb()
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/* Convert a physical address to an address suitable for the GART. */
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@ -15,7 +15,6 @@
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*/
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#define map_page_into_agp(page) /* nothing */
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#define unmap_page_from_agp(page) /* nothing */
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#define flush_agp_mappings() /* nothing */
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#define flush_agp_cache() mb()
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/* Convert a physical address to an address suitable for the GART. */
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@ -9,7 +9,6 @@
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#define map_page_into_agp(page) /* nothing */
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#define unmap_page_from_agp(page) /* nothing */
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#define flush_agp_mappings() /* nothing */
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#define flush_agp_cache() mb()
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/* Convert a physical address to an address suitable for the GART. */
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@ -6,7 +6,6 @@
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#define map_page_into_agp(page)
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#define unmap_page_from_agp(page)
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#define flush_agp_mappings()
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#define flush_agp_cache() mb()
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/* Convert a physical address to an address suitable for the GART. */
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@ -5,7 +5,6 @@
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#define map_page_into_agp(page)
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#define unmap_page_from_agp(page)
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#define flush_agp_mappings()
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#define flush_agp_cache() mb()
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/* Convert a physical address to an address suitable for the GART. */
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@ -14,7 +14,6 @@
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#define map_page_into_agp(page) set_pages_uc(page, 1)
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#define unmap_page_from_agp(page) set_pages_wb(page, 1)
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#define flush_agp_mappings() do { } while (0)
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/*
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* Could use CLFLUSH here if the cpu supports it. But then it would
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