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path: root/drivers/gpu/drm/ttm/ttm_page_alloc.c
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Diffstat (limited to 'drivers/gpu/drm/ttm/ttm_page_alloc.c')
-rw-r--r--drivers/gpu/drm/ttm/ttm_page_alloc.c64
1 files changed, 37 insertions, 27 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index 0d9a42c2394..ef910694bd6 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -77,7 +77,7 @@ struct ttm_page_pool {
/**
* Limits for the pool. They are handled without locks because only place where
* they may change is in sysfs store. They won't have immediate effect anyway
- * so forcing serialiazation to access them is pointless.
+ * so forcing serialization to access them is pointless.
*/
struct ttm_pool_opts {
@@ -165,16 +165,18 @@ static ssize_t ttm_pool_store(struct kobject *kobj,
m->options.small = val;
else if (attr == &ttm_page_pool_alloc_size) {
if (val > NUM_PAGES_TO_ALLOC*8) {
- printk(KERN_ERR "[ttm] Setting allocation size to %lu "
- "is not allowed. Recomended size is "
- "%lu\n",
- NUM_PAGES_TO_ALLOC*(PAGE_SIZE >> 7),
- NUM_PAGES_TO_ALLOC*(PAGE_SIZE >> 10));
+ printk(KERN_ERR TTM_PFX
+ "Setting allocation size to %lu "
+ "is not allowed. Recommended size is "
+ "%lu\n",
+ NUM_PAGES_TO_ALLOC*(PAGE_SIZE >> 7),
+ NUM_PAGES_TO_ALLOC*(PAGE_SIZE >> 10));
return size;
} else if (val > NUM_PAGES_TO_ALLOC) {
- printk(KERN_WARNING "[ttm] Setting allocation size to "
- "larger than %lu is not recomended.\n",
- NUM_PAGES_TO_ALLOC*(PAGE_SIZE >> 10));
+ printk(KERN_WARNING TTM_PFX
+ "Setting allocation size to "
+ "larger than %lu is not recommended.\n",
+ NUM_PAGES_TO_ALLOC*(PAGE_SIZE >> 10));
}
m->options.alloc_size = val;
}
@@ -277,7 +279,7 @@ static void ttm_pages_put(struct page *pages[], unsigned npages)
{
unsigned i;
if (set_pages_array_wb(pages, npages))
- printk(KERN_ERR "[ttm] Failed to set %d pages to wb!\n",
+ printk(KERN_ERR TTM_PFX "Failed to set %d pages to wb!\n",
npages);
for (i = 0; i < npages; ++i)
__free_page(pages[i]);
@@ -313,7 +315,8 @@ static int ttm_page_pool_free(struct ttm_page_pool *pool, unsigned nr_free)
pages_to_free = kmalloc(npages_to_free * sizeof(struct page *),
GFP_KERNEL);
if (!pages_to_free) {
- printk(KERN_ERR "Failed to allocate memory for pool free operation.\n");
+ printk(KERN_ERR TTM_PFX
+ "Failed to allocate memory for pool free operation.\n");
return 0;
}
@@ -390,7 +393,7 @@ static int ttm_pool_get_num_unused_pages(void)
}
/**
- * Calback for mm to request pool to reduce number of page held.
+ * Callback for mm to request pool to reduce number of page held.
*/
static int ttm_pool_mm_shrink(int shrink_pages, gfp_t gfp_mask)
{
@@ -433,14 +436,16 @@ static int ttm_set_pages_caching(struct page **pages,
case tt_uncached:
r = set_pages_array_uc(pages, cpages);
if (r)
- printk(KERN_ERR "[ttm] Failed to set %d pages to uc!\n",
- cpages);
+ printk(KERN_ERR TTM_PFX
+ "Failed to set %d pages to uc!\n",
+ cpages);
break;
case tt_wc:
r = set_pages_array_wc(pages, cpages);
if (r)
- printk(KERN_ERR "[ttm] Failed to set %d pages to wc!\n",
- cpages);
+ printk(KERN_ERR TTM_PFX
+ "Failed to set %d pages to wc!\n",
+ cpages);
break;
default:
break;
@@ -458,7 +463,7 @@ static void ttm_handle_caching_state_failure(struct list_head *pages,
struct page **failed_pages, unsigned cpages)
{
unsigned i;
- /* Failed pages has to be reed */
+ /* Failed pages have to be freed */
for (i = 0; i < cpages; ++i) {
list_del(&failed_pages[i]->lru);
__free_page(failed_pages[i]);
@@ -485,7 +490,8 @@ static int ttm_alloc_new_pages(struct list_head *pages, int gfp_flags,
caching_array = kmalloc(max_cpages*sizeof(struct page *), GFP_KERNEL);
if (!caching_array) {
- printk(KERN_ERR "[ttm] unable to allocate table for new pages.");
+ printk(KERN_ERR TTM_PFX
+ "Unable to allocate table for new pages.");
return -ENOMEM;
}
@@ -493,12 +499,13 @@ static int ttm_alloc_new_pages(struct list_head *pages, int gfp_flags,
p = alloc_page(gfp_flags);
if (!p) {
- printk(KERN_ERR "[ttm] unable to get page %u\n", i);
+ printk(KERN_ERR TTM_PFX "Unable to get page %u.\n", i);
/* store already allocated pages in the pool after
* setting the caching state */
if (cpages) {
- r = ttm_set_pages_caching(caching_array, cstate, cpages);
+ r = ttm_set_pages_caching(caching_array,
+ cstate, cpages);
if (r)
ttm_handle_caching_state_failure(pages,
ttm_flags, cstate,
@@ -590,7 +597,8 @@ static void ttm_page_pool_fill_locked(struct ttm_page_pool *pool,
++pool->nrefills;
pool->npages += alloc_size;
} else {
- printk(KERN_ERR "[ttm] Failed to fill pool (%p).", pool);
+ printk(KERN_ERR TTM_PFX
+ "Failed to fill pool (%p).", pool);
/* If we have any pages left put them to the pool. */
list_for_each_entry(p, &pool->list, lru) {
++cpages;
@@ -671,13 +679,14 @@ int ttm_get_pages(struct list_head *pages, int flags,
if (flags & TTM_PAGE_FLAG_DMA32)
gfp_flags |= GFP_DMA32;
else
- gfp_flags |= __GFP_HIGHMEM;
+ gfp_flags |= GFP_HIGHUSER;
for (r = 0; r < count; ++r) {
p = alloc_page(gfp_flags);
if (!p) {
- printk(KERN_ERR "[ttm] unable to allocate page.");
+ printk(KERN_ERR TTM_PFX
+ "Unable to allocate page.");
return -ENOMEM;
}
@@ -709,8 +718,9 @@ int ttm_get_pages(struct list_head *pages, int flags,
if (r) {
/* If there is any pages in the list put them back to
* the pool. */
- printk(KERN_ERR "[ttm] Failed to allocate extra pages "
- "for large request.");
+ printk(KERN_ERR TTM_PFX
+ "Failed to allocate extra pages "
+ "for large request.");
ttm_put_pages(pages, 0, flags, cstate);
return r;
}
@@ -778,7 +788,7 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages)
if (atomic_add_return(1, &_manager.page_alloc_inited) > 1)
return 0;
- printk(KERN_INFO "[ttm] Initializing pool allocator.\n");
+ printk(KERN_INFO TTM_PFX "Initializing pool allocator.\n");
ttm_page_pool_init_locked(&_manager.wc_pool, GFP_HIGHUSER, "wc");
@@ -813,7 +823,7 @@ void ttm_page_alloc_fini()
if (atomic_sub_return(1, &_manager.page_alloc_inited) > 0)
return;
- printk(KERN_INFO "[ttm] Finilizing pool allocator.\n");
+ printk(KERN_INFO TTM_PFX "Finalizing pool allocator.\n");
ttm_pool_mm_shrink_fini(&_manager);
for (i = 0; i < NUM_POOLS; ++i)
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-24 06:40:21 +0000