diff options
Diffstat (limited to 'drivers/char/agp')
| -rw-r--r-- | drivers/char/agp/agp.h | 5 | ||||
| -rw-r--r-- | drivers/char/agp/generic.c | 11 | ||||
| -rw-r--r-- | drivers/char/agp/intel-gtt.c | 14 |
3 files changed, 11 insertions, 19 deletions
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index b709749c8639..4eb1c772ded7 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -219,7 +219,10 @@ struct agp_bridge_data *agp_generic_find_bridge(struct pci_dev *pdev); /* generic functions for user-populated AGP memory types */ struct agp_memory *agp_generic_alloc_user(size_t page_count, int type); void agp_alloc_page_array(size_t size, struct agp_memory *mem); -void agp_free_page_array(struct agp_memory *mem); +static inline void agp_free_page_array(struct agp_memory *mem) +{ + kvfree(mem->pages); +} /* generic routines for agp>=3 */ diff --git a/drivers/char/agp/generic.c b/drivers/char/agp/generic.c index 0fbccce1cee9..f002fa5d1887 100644 --- a/drivers/char/agp/generic.c +++ b/drivers/char/agp/generic.c @@ -98,17 +98,6 @@ void agp_alloc_page_array(size_t size, struct agp_memory *mem) } EXPORT_SYMBOL(agp_alloc_page_array); -void agp_free_page_array(struct agp_memory *mem) -{ - if (is_vmalloc_addr(mem->pages)) { - vfree(mem->pages); - } else { - kfree(mem->pages); - } -} -EXPORT_SYMBOL(agp_free_page_array); - - static struct agp_memory *agp_create_user_memory(unsigned long num_agp_pages) { struct agp_memory *new; diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c index 92aa43fa8d70..0b4188b9af7c 100644 --- a/drivers/char/agp/intel-gtt.c +++ b/drivers/char/agp/intel-gtt.c @@ -225,7 +225,7 @@ static int i810_insert_dcache_entries(struct agp_memory *mem, off_t pg_start, intel_private.driver->write_entry(addr, i, type); } - readl(intel_private.gtt+i-1); + wmb(); return 0; } @@ -329,7 +329,7 @@ static void i810_write_entry(dma_addr_t addr, unsigned int entry, break; } - writel(addr | pte_flags, intel_private.gtt + entry); + writel_relaxed(addr | pte_flags, intel_private.gtt + entry); } static const struct aper_size_info_fixed intel_fake_agp_sizes[] = { @@ -735,7 +735,7 @@ static void i830_write_entry(dma_addr_t addr, unsigned int entry, if (flags == AGP_USER_CACHED_MEMORY) pte_flags |= I830_PTE_SYSTEM_CACHED; - writel(addr | pte_flags, intel_private.gtt + entry); + writel_relaxed(addr | pte_flags, intel_private.gtt + entry); } bool intel_enable_gtt(void) @@ -858,7 +858,7 @@ void intel_gtt_insert_sg_entries(struct sg_table *st, j++; } } - readl(intel_private.gtt+j-1); + wmb(); } EXPORT_SYMBOL(intel_gtt_insert_sg_entries); @@ -875,7 +875,7 @@ static void intel_gtt_insert_pages(unsigned int first_entry, intel_private.driver->write_entry(addr, j, flags); } - readl(intel_private.gtt+j-1); + wmb(); } static int intel_fake_agp_insert_entries(struct agp_memory *mem, @@ -938,7 +938,7 @@ void intel_gtt_clear_range(unsigned int first_entry, unsigned int num_entries) intel_private.driver->write_entry(intel_private.scratch_page_dma, i, 0); } - readl(intel_private.gtt+i-1); + wmb(); } EXPORT_SYMBOL(intel_gtt_clear_range); @@ -1106,7 +1106,7 @@ static void i965_write_entry(dma_addr_t addr, /* Shift high bits down */ addr |= (addr >> 28) & 0xf0; - writel(addr | pte_flags, intel_private.gtt + entry); + writel_relaxed(addr | pte_flags, intel_private.gtt + entry); } static int i9xx_setup(void) |