pwm.h: add phase to struct pwm_state again

This was removed by the backport from upstream, which broke the ltc2387 and ad_pulsar drivers. Add it again, but include a comment clarifying that it's only for backwards compatibility. Signed-off-by: Trevor Gamblin <[email protected]>
analogdevicesinc · Nov 11, 2024 · b10a8f8 · b10a8f8
1 parent 529c360
commit b10a8f8
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/include/linux/pwm.h b/include/linux/pwm.h
@@ -89,6 +89,11 @@ struct pwm_waveform {
 struct pwm_state {
 	u64 period;
 	u64 duty_cycle;
+	/*
+	 * This is only for backwards compatibility in ltc2387.c and
+	 * ad_pulsar.c. Newer drivers should use struct pwm_waveform
+	 */
+	u64 phase;
 	enum pwm_polarity polarity;
 	bool enabled;
 	bool usage_power;