[PATCH v2 03/11] drm/bridge: ti-sn65dsi86: Propagate errors in .get_state() to the caller

[Uwe Kleine-König]

.get_state() can return an error indication. Make use of it to propagate
failing hardware accesses.

Signed-off-by: Uwe Kleine-König <u.kleine-koe...@pengutronix.de>
---
 drivers/gpu/drm/bridge/ti-sn65dsi86.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c 
b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
index 6826d2423ae9..9671071490d8 100644
--- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c
+++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c
@@ -1512,19 +1512,19 @@ static int ti_sn_pwm_get_state(struct pwm_chip *chip, 
struct pwm_device *pwm,
 
        ret = regmap_read(pdata->regmap, SN_PWM_EN_INV_REG, &pwm_en_inv);
        if (ret)
-               return 0;
+               return ret;
 
        ret = ti_sn65dsi86_read_u16(pdata, SN_BACKLIGHT_SCALE_REG, &scale);
        if (ret)
-               return 0;
+               return ret;
 
        ret = ti_sn65dsi86_read_u16(pdata, SN_BACKLIGHT_REG, &backlight);
        if (ret)
-               return 0;
+               return ret;
 
        ret = regmap_read(pdata->regmap, SN_PWM_PRE_DIV_REG, &pre_div);
        if (ret)
-               return 0;
+               return ret;
 
        state->enabled = FIELD_GET(SN_PWM_EN_MASK, pwm_en_inv);
        if (FIELD_GET(SN_PWM_INV_MASK, pwm_en_inv))
-- 
2.38.1