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drm/amdkfd: Use order_base_2 to get log2 of buffes sizes
authorFelix Kuehling <Felix.Kuehling@amd.com>
Mon, 6 Nov 2017 19:52:28 +0000 (14:52 -0500)
committerOded Gabbay <oded.gabbay@gmail.com>
Mon, 6 Nov 2017 19:52:28 +0000 (14:52 -0500)
commit115c8c4104bab4c435e0eaf7ffd5aabaf2adbbd2
treecd7e4739c549107ae2972478ac25227e0b83c555
parent6d566930257df564d0aaacad0f02855d9c85aecd
drm/amdkfd: Use order_base_2 to get log2 of buffes sizes

Replace (ffs(size) - 1) with order_base_2(size) as a more straight
forward way to get log2 of buffer sizes.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c
drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_vi.c