81cc8779cf
This loop will exit with "retry" set to -1 if it fails but the code
checks for if "retry" is zero. Fix this by changing post-op to a
pre-op. --retry vs retry--.
Fixes: e01eeffc3f86 ("drm/amd/pm: avoid driver getting empty metrics table for the first time")
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>