pwm_config/enable/disable() have been deprecated and should be replaced by pwm_apply_state().
Signed-off-by: Boris Brezillon boris.brezillon@free-electrons.com --- drivers/video/fbdev/ssd1307fb.c | 24 +++++++++++++++++++----- 1 file changed, 19 insertions(+), 5 deletions(-)
diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c index df9c63a..ed9a115 100644 --- a/drivers/video/fbdev/ssd1307fb.c +++ b/drivers/video/fbdev/ssd1307fb.c @@ -289,6 +289,8 @@ static int ssd1307fb_init(struct ssd1307fb_par *par) struct pwm_args pargs = { };
if (par->device_info->need_pwm) { + struct pwm_state pstate; + par->pwm = pwm_get(&par->client->dev, NULL); if (IS_ERR(par->pwm)) { dev_err(&par->client->dev, "Could not get PWM from device tree!\n"); @@ -296,10 +298,14 @@ static int ssd1307fb_init(struct ssd1307fb_par *par) }
pwm_get_args(par->pwm, &pargs); + pwm_get_state(par->pwm, &pstate); par->pwm_period = pargs.period; + /* Enable the PWM */ - pwm_config(par->pwm, par->pwm_period / 2, par->pwm_period); - pwm_enable(par->pwm); + pstate.period = pargs.period; + pstate.duty_cycle = pstate.period / 2; + pstate.enabled = true; + pwm_apply_state(par->pwm, &pstate);
dev_dbg(&par->client->dev, "Using PWM%d with a %dns period.\n", par->pwm->pwm, par->pwm_period); @@ -685,8 +691,12 @@ static int ssd1307fb_probe(struct i2c_client *client, bl_init_error: unregister_framebuffer(info); panel_init_error: - if (par->device_info->need_pwm) { - pwm_disable(par->pwm); + if (par->device_info->need_pwm && par->pwm) { + struct pwm_state pstate; + + pwm_get_state(par->pwm, &pstate); + pstate.enabled = false; + pwm_apply_state(par->pwm, &pstate); pwm_put(par->pwm); }; reset_oled_error: @@ -707,7 +717,11 @@ static int ssd1307fb_remove(struct i2c_client *client)
unregister_framebuffer(info); if (par->device_info->need_pwm) { - pwm_disable(par->pwm); + struct pwm_state pstate; + + pwm_get_state(par->pwm, &pstate); + pstate.enabled = false; + pwm_apply_state(par->pwm, &pstate); pwm_put(par->pwm); }; fb_deferred_io_cleanup(info);