Lines Matching refs:bitmap
9 #include <linux/bitmap.h>
21 offset = bitmap_find_next_zero_area(bmp->bitmap, bmp->irq_count, 0,
26 bitmap_set(bmp->bitmap, offset, num);
47 bitmap_clear(bmp->bitmap, offset, num);
59 bitmap_allocate_region(bmp->bitmap, hwirq, 0);
65 * @bmp: pointer to the MSI bitmap.
69 * are reserved in the bitmap.
95 bitmap_allocate_region(bmp->bitmap, 0, get_count_order(bmp->irq_count));
103 bitmap_release_region(bmp->bitmap, *p + j, 0);
120 pr_debug("msi_bitmap: allocator bitmap size is 0x%x bytes\n", size);
124 bmp->bitmap = kzalloc(size, GFP_KERNEL);
126 bmp->bitmap = memblock_alloc(size, SMP_CACHE_BYTES);
127 if (!bmp->bitmap)
130 /* the bitmap won't be freed from memblock allocator */
131 kmemleak_not_leak(bmp->bitmap);
134 if (!bmp->bitmap) {
135 pr_debug("msi_bitmap: ENOMEM allocating allocator bitmap!\n");
139 /* We zalloc'ed the bitmap, so all irqs are free by default */
150 kfree(bmp->bitmap);
152 bmp->bitmap = NULL;
162 /* Can't allocate a bitmap of 0 irqs */
169 WARN_ON(bitmap_find_free_region(bmp.bitmap, size, get_count_order(size)));
170 bitmap_release_region(bmp.bitmap, 0, get_count_order(size));
176 WARN_ON(bitmap_find_free_region(bmp.bitmap, size, get_count_order(size)));
177 bitmap_release_region(bmp.bitmap, 0, get_count_order(size));
186 WARN_ON(bitmap_find_free_region(bmp.bitmap, size, 0) >= 0);
213 /* Clients may WARN_ON bitmap == NULL for "not-allocated" */
214 WARN_ON(bmp.bitmap != NULL);
240 WARN_ON(bitmap_find_free_region(bmp.bitmap, SIZE_EXPECTED,
242 bitmap_release_region(bmp.bitmap, 0, get_count_order(SIZE_EXPECTED));
259 WARN_ON(!bitmap_equal(expected, bmp.bitmap, SIZE_EXPECTED));
262 kfree(bmp.bitmap);
267 printk(KERN_DEBUG "Running MSI bitmap self-tests ...\n");