drm/amdkfd: Fix SDMA ring buffer size calculation

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[ Upstream commit d12fb13f23 ]

ffs function return the position of the first bit set on 1 based.
(bit zero returns 1).

Signed-off-by: shaoyun liu <shaoyun.liu@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

...

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shaoyunl 2017-11-01 19:21:56 -04:00 • committed by Greg Kroah-Hartman

parent a595f190fc

commit 64aca9911a

1 changed files with 2 additions and 2 deletions

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drivers/gpu/drm/amd/amdkfd/kfd_mqd_manager_cik.c

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