From 40ade582194668aa4336a30f96c9d592c46a1928 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Niklas=20S=C3=B6derlund?= Date: Tue, 6 Sep 2016 17:14:14 +0200 Subject: [PATCH] pinctrl: sh-pfc: Return pinconf with arguments in packed format MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The pinconf-generic code expects configurations with arguments to be returned in a packed format in order to be displayed properly by pinconf_generic_dump_one(). Reading /sys/kernel/debug/pinctrl/e6060000.pfc/pinconf-pins on r8a7795/salvator-x now shows: pin 101 (GP_3_5): output drive strength (9 mA), pin power source (3300 selector) Instead of: pin 101 (GP_3_5): output drive strength (0 mA), pin power source (0 selector) Signed-off-by: Niklas Söderlund Tested-by: Geert Uytterhoeven Signed-off-by: Geert Uytterhoeven --- drivers/pinctrl/sh-pfc/pinctrl.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/pinctrl/sh-pfc/pinctrl.c b/drivers/pinctrl/sh-pfc/pinctrl.c index e208ee04a9f4..c5772584594c 100644 --- a/drivers/pinctrl/sh-pfc/pinctrl.c +++ b/drivers/pinctrl/sh-pfc/pinctrl.c @@ -596,6 +596,7 @@ static int sh_pfc_pinconf_get(struct pinctrl_dev *pctldev, unsigned _pin, struct sh_pfc *pfc = pmx->pfc; enum pin_config_param param = pinconf_to_config_param(*config); unsigned long flags; + unsigned int arg; if (!sh_pfc_pinconf_validate(pfc, _pin, param)) return -ENOTSUPP; @@ -616,7 +617,7 @@ static int sh_pfc_pinconf_get(struct pinctrl_dev *pctldev, unsigned _pin, if (bias != param) return -EINVAL; - *config = 0; + arg = 0; break; } @@ -627,7 +628,7 @@ static int sh_pfc_pinconf_get(struct pinctrl_dev *pctldev, unsigned _pin, if (ret < 0) return ret; - *config = ret; + arg = ret; break; } @@ -646,7 +647,7 @@ static int sh_pfc_pinconf_get(struct pinctrl_dev *pctldev, unsigned _pin, val = sh_pfc_read_reg(pfc, pocctrl, 32); spin_unlock_irqrestore(&pfc->lock, flags); - *config = (val & BIT(bit)) ? 3300 : 1800; + arg = (val & BIT(bit)) ? 3300 : 1800; break; } @@ -654,6 +655,7 @@ static int sh_pfc_pinconf_get(struct pinctrl_dev *pctldev, unsigned _pin, return -ENOTSUPP; } + *config = pinconf_to_config_packed(param, arg); return 0; } -- 2.20.1