We can test PWMF_ENABLED bit to know if pwm is enabled or not. Thus remove enabled field from struct imx_chip.
Signed-off-by: Axel Lin <[email protected]> --- drivers/pwm/pwm-imx.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/pwm/pwm-imx.c b/drivers/pwm/pwm-imx.c index 3f5677b..ec28798 100644 --- a/drivers/pwm/pwm-imx.c +++ b/drivers/pwm/pwm-imx.c @@ -43,7 +43,6 @@ struct imx_chip { struct clk *clk_per; struct clk *clk_ipg; - int enabled; void __iomem *mmio_base; struct pwm_chip chip; @@ -135,7 +134,7 @@ static int imx_pwm_config_v2(struct pwm_chip *chip, MX3_PWMCR_DOZEEN | MX3_PWMCR_WAITEN | MX3_PWMCR_DBGEN | MX3_PWMCR_CLKSRC_IPG_HIGH; - if (imx->enabled) + if (test_bit(PWMF_ENABLED, &pwm->flags)) cr |= MX3_PWMCR_EN; writel(cr, imx->mmio_base + MX3_PWMCR); @@ -186,8 +185,6 @@ static int imx_pwm_enable(struct pwm_chip *chip, struct pwm_device *pwm) imx->set_enable(chip, true); - imx->enabled = 1; - return 0; } @@ -198,7 +195,6 @@ static void imx_pwm_disable(struct pwm_chip *chip, struct pwm_device *pwm) imx->set_enable(chip, false); clk_disable_unprepare(imx->clk_per); - imx->enabled = 0; } static struct pwm_ops imx_pwm_ops = { -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
