diff mbox

[2/4] pinctrl: msm: Make number of functions variable

Message ID 1396302597-31801-2-git-send-email-bjorn.andersson@sonymobile.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Bjorn Andersson March 31, 2014, 9:49 p.m. UTC
The various pins may have different number of functions defined, so make this
number definable per pin instead of just increasing it to the largest one for
all of the platforms.

Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
---
 drivers/pinctrl/pinctrl-msm.c     | 4 ++--
 drivers/pinctrl/pinctrl-msm.h     | 3 ++-
 drivers/pinctrl/pinctrl-msm8x74.c | 3 ++-
 3 files changed, 6 insertions(+), 4 deletions(-)

Comments

Linus Walleij April 10, 2014, 4:09 p.m. UTC | #1
On Mon, Mar 31, 2014 at 11:49 PM, Bjorn Andersson
<bjorn.andersson@sonymobile.com> wrote:

> The various pins may have different number of functions defined, so make this
> number definable per pin instead of just increasing it to the largest one for
> all of the platforms.
>
> Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>

Patch applied for next (v3.16)

Yours,
Linus Walleij
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diff mbox

Patch

diff --git a/drivers/pinctrl/pinctrl-msm.c b/drivers/pinctrl/pinctrl-msm.c
index 706809e..7d67d34 100644
--- a/drivers/pinctrl/pinctrl-msm.c
+++ b/drivers/pinctrl/pinctrl-msm.c
@@ -145,12 +145,12 @@  static int msm_pinmux_enable(struct pinctrl_dev *pctldev,
 	if (WARN_ON(g->mux_bit < 0))
 		return -EINVAL;
 
-	for (i = 0; i < ARRAY_SIZE(g->funcs); i++) {
+	for (i = 0; i < g->nfuncs; i++) {
 		if (g->funcs[i] == function)
 			break;
 	}
 
-	if (WARN_ON(i == ARRAY_SIZE(g->funcs)))
+	if (WARN_ON(i == g->nfuncs))
 		return -EINVAL;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
diff --git a/drivers/pinctrl/pinctrl-msm.h b/drivers/pinctrl/pinctrl-msm.h
index 6e26f1b..7b2a227 100644
--- a/drivers/pinctrl/pinctrl-msm.h
+++ b/drivers/pinctrl/pinctrl-msm.h
@@ -65,7 +65,8 @@  struct msm_pingroup {
 	const unsigned *pins;
 	unsigned npins;
 
-	unsigned funcs[8];
+	unsigned *funcs;
+	unsigned nfuncs;
 
 	s16 ctl_reg;
 	s16 io_reg;
diff --git a/drivers/pinctrl/pinctrl-msm8x74.c b/drivers/pinctrl/pinctrl-msm8x74.c
index dde5529..57766d5 100644
--- a/drivers/pinctrl/pinctrl-msm8x74.c
+++ b/drivers/pinctrl/pinctrl-msm8x74.c
@@ -341,7 +341,7 @@  static const unsigned int sdc2_data_pins[] = { 151 };
 		.name = "gpio" #id,			\
 		.pins = gpio##id##_pins,		\
 		.npins = ARRAY_SIZE(gpio##id##_pins),	\
-		.funcs = {				\
+		.funcs = (int[]){			\
 			MSM_MUX_NA, /* gpio mode */	\
 			MSM_MUX_##f1,			\
 			MSM_MUX_##f2,			\
@@ -351,6 +351,7 @@  static const unsigned int sdc2_data_pins[] = { 151 };
 			MSM_MUX_##f6,			\
 			MSM_MUX_##f7			\
 		},					\
+		.nfuncs = 8,				\
 		.ctl_reg = 0x1000 + 0x10 * id,		\
 		.io_reg = 0x1004 + 0x10 * id,		\
 		.intr_cfg_reg = 0x1008 + 0x10 * id,	\