From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relmlor2.renesas.com ([210.160.252.172]:18986 "EHLO relmlie6.idc.renesas.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726030AbeLGIcF (ORCPT ); Fri, 7 Dec 2018 03:32:05 -0500 From: Yoshihiro Shimoda To: thierry.reding@gmail.com Cc: linux-pwm@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda Subject: [PATCH 4/5] pwm: rcar: remove legacy APIs Date: Fri, 7 Dec 2018 17:29:32 +0900 Message-Id: <1544171373-29618-5-git-send-email-yoshihiro.shimoda.uh@renesas.com> In-Reply-To: <1544171373-29618-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> References: <1544171373-29618-1-git-send-email-yoshihiro.shimoda.uh@renesas.com> Sender: linux-renesas-soc-owner@vger.kernel.org List-ID: This patch removes legacy APIs. Since rcar_pwm_{en,dis}able() functions are reused on "atomic" API, this patch changes the arguments of these functions. No change in behavior. Signed-off-by: Yoshihiro Shimoda --- drivers/pwm/pwm-rcar.c | 45 ++++----------------------------------------- 1 file changed, 4 insertions(+), 41 deletions(-) diff --git a/drivers/pwm/pwm-rcar.c b/drivers/pwm/pwm-rcar.c index 1bcb662..e479b6a 100644 --- a/drivers/pwm/pwm-rcar.c +++ b/drivers/pwm/pwm-rcar.c @@ -146,40 +146,8 @@ static void rcar_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm) pm_runtime_put(chip->dev); } -static int rcar_pwm_config(struct pwm_chip *chip, struct pwm_device *pwm, - int duty_ns, int period_ns) +static int rcar_pwm_enable(struct rcar_pwm_chip *rp) { - struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip); - int div, ret; - - div = rcar_pwm_get_clock_division(rp, period_ns); - if (div < 0) - return div; - - /* - * Let the core driver set pwm->period if disabled and duty_ns == 0. - * But, this driver should prevent to set the new duty_ns if current - * duty_cycle is not set - */ - if (!pwm_is_enabled(pwm) && !duty_ns && !pwm->state.duty_cycle) - return 0; - - rcar_pwm_update(rp, RCAR_PWMCR_SYNC, RCAR_PWMCR_SYNC, RCAR_PWMCR); - - rcar_pwm_calc_counter(rp, div, duty_ns, period_ns); - ret = rcar_pwm_set_counter(rp); - if (!ret) - rcar_pwm_set_clock_control(rp, div); - - /* The SYNC should be set to 0 even if rcar_pwm_set_counter failed */ - rcar_pwm_update(rp, RCAR_PWMCR_SYNC, 0, RCAR_PWMCR); - - return ret; -} - -static int rcar_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) -{ - struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip); u32 value; /* Don't enable the PWM device if CYC0 or PH0 is 0 */ @@ -193,10 +161,8 @@ static int rcar_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) return 0; } -static void rcar_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) +static void rcar_pwm_disable(struct rcar_pwm_chip *rp) { - struct rcar_pwm_chip *rp = to_rcar_pwm_chip(chip); - rcar_pwm_update(rp, RCAR_PWMCR_EN0, 0, RCAR_PWMCR); } @@ -221,10 +187,10 @@ static int rcar_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, rcar_pwm_update(rp, RCAR_PWMCR_SYNC, 0, RCAR_PWMCR); if (!ret && state->enabled) - ret = rcar_pwm_enable(chip, pwm); + ret = rcar_pwm_enable(rp); if (!state->enabled) { - rcar_pwm_disable(chip, pwm); + rcar_pwm_disable(rp); ret = 0; } @@ -234,9 +200,6 @@ static int rcar_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm, static const struct pwm_ops rcar_pwm_ops = { .request = rcar_pwm_request, .free = rcar_pwm_free, - .config = rcar_pwm_config, - .enable = rcar_pwm_enable, - .disable = rcar_pwm_disable, .apply = rcar_pwm_apply, .owner = THIS_MODULE, }; -- 1.9.1