85a129ca8d
Add a helper function for counting the number of open stream handles. v2: fix copy-pasta in comments and whitespace error v3: make function static since it's only used in radeon_uvd.c at the moment v4: make non-static again for future changes v5: make static again for new rework of dpm uvd changes Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>