[PATCH v5 33/46] pwm: replace pwm_disable() by pwm_apply_state()

Boris Brezillon boris.brezillon at free-electrons.com
Wed Mar 30 13:03:56 PDT 2016


Some PWM drivers are calling the deprecated pwm_disable() function in
their pwm->free() or pdev->remove() function. Replace those calls by
the pwm_apply_state().

Signed-off-by: Boris Brezillon <boris.brezillon at free-electrons.com>
---
 drivers/pwm/pwm-lpc18xx-sct.c | 7 +++++--
 drivers/pwm/pwm-lpc32xx.c     | 9 +++++++--
 drivers/pwm/pwm-spear.c       | 9 +++++++--
 drivers/pwm/pwm-sti.c         | 9 +++++++--
 4 files changed, 26 insertions(+), 8 deletions(-)

diff --git a/drivers/pwm/pwm-lpc18xx-sct.c b/drivers/pwm/pwm-lpc18xx-sct.c
index 19dc64c..c4d7cb1 100644
--- a/drivers/pwm/pwm-lpc18xx-sct.c
+++ b/drivers/pwm/pwm-lpc18xx-sct.c
@@ -305,9 +305,12 @@ static void lpc18xx_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
 {
 	struct lpc18xx_pwm_chip *lpc18xx_pwm = to_lpc18xx_pwm_chip(chip);
 	struct lpc18xx_pwm_data *lpc18xx_data = pwm_get_chip_data(pwm);
+	struct pwm_state pstate;
 
-	pwm_disable(pwm);
-	pwm_set_duty_cycle(pwm, 0);
+	pwm_get_state(pwm, &pstate);
+	pstate.duty_cycle = 0;
+	pstate.enabled = false;
+	pwm_apply_state(pwm, &pstate);
 	clear_bit(lpc18xx_data->duty_event, &lpc18xx_pwm->event_map);
 }
 
diff --git a/drivers/pwm/pwm-lpc32xx.c b/drivers/pwm/pwm-lpc32xx.c
index 4d470c1..95870e0 100644
--- a/drivers/pwm/pwm-lpc32xx.c
+++ b/drivers/pwm/pwm-lpc32xx.c
@@ -138,8 +138,13 @@ static int lpc32xx_pwm_remove(struct platform_device *pdev)
 	struct lpc32xx_pwm_chip *lpc32xx = platform_get_drvdata(pdev);
 	unsigned int i;
 
-	for (i = 0; i < lpc32xx->chip.npwm; i++)
-		pwm_disable(&lpc32xx->chip.pwms[i]);
+	for (i = 0; i < lpc32xx->chip.npwm; i++) {
+		struct pwm_state pstate;
+
+		pwm_get_state(&lpc32xx->chip.pwms[i], &pstate);
+		pstate.enabled = false;
+		pwm_apply_state(&lpc32xx->chip.pwms[i], &pstate);
+	}
 
 	return pwmchip_remove(&lpc32xx->chip);
 }
diff --git a/drivers/pwm/pwm-spear.c b/drivers/pwm/pwm-spear.c
index 6c6b44f..2ee4cd5 100644
--- a/drivers/pwm/pwm-spear.c
+++ b/drivers/pwm/pwm-spear.c
@@ -233,8 +233,13 @@ static int spear_pwm_remove(struct platform_device *pdev)
 	struct spear_pwm_chip *pc = platform_get_drvdata(pdev);
 	int i;
 
-	for (i = 0; i < NUM_PWM; i++)
-		pwm_disable(&pc->chip.pwms[i]);
+	for (i = 0; i < NUM_PWM; i++) {
+		struct pwm_state pstate;
+
+		pwm_get_state(&pc->chip.pwms[i], &pstate);
+		pstate.enabled = false;
+		pwm_apply_state(&pc->chip.pwms[i], &pstate);
+	}
 
 	/* clk was prepared in probe, hence unprepare it here */
 	clk_unprepare(pc->clk);
diff --git a/drivers/pwm/pwm-sti.c b/drivers/pwm/pwm-sti.c
index bea1d17..0ec44a8 100644
--- a/drivers/pwm/pwm-sti.c
+++ b/drivers/pwm/pwm-sti.c
@@ -435,8 +435,13 @@ static int sti_pwm_remove(struct platform_device *pdev)
 	struct sti_pwm_chip *pc = platform_get_drvdata(pdev);
 	unsigned int i;
 
-	for (i = 0; i < pc->cdata->num_chan; i++)
-		pwm_disable(&pc->chip.pwms[i]);
+	for (i = 0; i < pc->cdata->num_chan; i++) {
+		struct pwm_state pstate;
+
+		pwm_get_state(&pc->chip.pwms[i], &pstate);
+		pstate.enabled = false;
+		pwm_apply_state(&pc->chip.pwms[i], &pstate);
+	}
 
 	clk_unprepare(pc->clk);
 
-- 
2.5.0




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