PWMF_REQUESTED
set_bit(PWMF_REQUESTED, &pwm->flags);
if (chip->operational && !test_and_clear_bit(PWMF_REQUESTED, &pwm->flags)) {
if (test_and_clear_bit(PWMF_REQUESTED, &pwm->flags)) {
if (test_bit(PWMF_REQUESTED, &pwm->flags))
if (test_bit(PWMF_REQUESTED, &pwm->flags))
if (!test_bit(PWMF_REQUESTED, &pwm->flags))
if (!test_bit(PWMF_REQUESTED, &pwm->flags))
if (!test_bit(PWMF_REQUESTED, &pwm->flags))