diff options
| author | Madhumitha Prabakaran <madhumithabiw@gmail.com> | 2019-04-03 10:06:43 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-04-16 13:22:50 +0200 |
| commit | 740a998d58eecf00e0ba7bbe8cf1c0351a91a331 (patch) | |
| tree | 1f20357f7e971369c819c390c267b46969770633 /drivers/staging/gasket | |
| parent | e2e89d4a732039d280a6204d8acf2e6daad7f4e9 (diff) | |
Staging: gasket: Use DIV_ROUND_UP
Use DIV_ROUND_UP in-kernel function to make code simple and more
understandable.
Issue found using Coccinelle.
Signed-off-by: Madhumitha Prabakaran <madhumithabiw@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/gasket')
| -rw-r--r-- | drivers/staging/gasket/gasket_page_table.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/staging/gasket/gasket_page_table.c b/drivers/staging/gasket/gasket_page_table.c index 26755d9ca41d..600928f63577 100644 --- a/drivers/staging/gasket/gasket_page_table.c +++ b/drivers/staging/gasket/gasket_page_table.c @@ -768,8 +768,7 @@ static bool gasket_is_extended_dev_addr_bad(struct gasket_page_table *pg_tbl, page_lvl0_idx = gasket_extended_lvl0_page_idx(pg_tbl, dev_addr); /* Get the count of affected level 0 pages. */ - num_lvl0_pages = (num_pages + GASKET_PAGES_PER_SUBTABLE - 1) / - GASKET_PAGES_PER_SUBTABLE; + num_lvl0_pages = DIV_ROUND_UP(num_pages, GASKET_PAGES_PER_SUBTABLE); if (gasket_components_to_dev_address(pg_tbl, 0, page_global_idx, page_offset) != dev_addr) { @@ -1258,7 +1257,7 @@ int gasket_alloc_coherent_memory(struct gasket_dev *gasket_dev, u64 size, dma_addr_t handle; void *mem; int j; - unsigned int num_pages = (size + PAGE_SIZE - 1) / PAGE_SIZE; + unsigned int num_pages = DIV_ROUND_UP(size, PAGE_SIZE); const struct gasket_driver_desc *driver_desc = gasket_get_driver_desc(gasket_dev); |