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drm/amdgpu: use div64_ul for 32-bit compatibility v1 

v1: replace casting to unsigned long with div64_ul

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Slava Abramov <slava.abramov@amd.com>
Tested-by: Slava Abramov <slava.abramov@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Slava Abramov 2019-05-16 16:17:53 -04:00 committed by Alex Deucher
parent a254bfa2c5
commit d6ee400e79
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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@ -764,8 +764,8 @@ static ssize_t amdgpu_ras_sysfs_badpages_read(struct file *f,
struct amdgpu_device *adev = con->adev;
const unsigned int element_size =
sizeof("0xabcdabcd : 0x12345678 : R\n") - 1;
unsigned int start = (ppos + element_size - 1) / element_size;
unsigned int end = (ppos + count - 1) / element_size;
unsigned int start = div64_ul(ppos + element_size - 1, element_size);
unsigned int end = div64_ul(ppos + count - 1, element_size);
ssize_t s = 0;
struct ras_badpage *bps = NULL;
unsigned int bps_count = 0;