openwrt/target/linux/ipq806x/patches/0031-pinctrl-msm-Remove-impossible-WARN_ON-s.patch

From 286113578287b9c7619b4104864cffb91820f49d Mon Sep 17 00:00:00 2001
From: Stephen Boyd <sboyd@codeaurora.org>
Date: Thu, 6 Mar 2014 22:44:45 -0800
Subject: [PATCH 031/182] pinctrl: msm: Remove impossible WARN_ON()s

All these functions are limited in what they can pass as the gpio
or irq number to whatever is setup during probe. Remove the
checks.

Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Acked-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 drivers/pinctrl/pinctrl-msm.c |   16 ----------------
 1 file changed, 16 deletions(-)

diff --git a/drivers/pinctrl/pinctrl-msm.c b/drivers/pinctrl/pinctrl-msm.c
index 87f6c3c..ab46e3a 100644
--- a/drivers/pinctrl/pinctrl-msm.c
+++ b/drivers/pinctrl/pinctrl-msm.c
@@ -401,8 +401,6 @@ static int msm_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
 	u32 val;
 
 	g = &pctrl->soc->groups[offset];
-	if (WARN_ON(g->io_reg < 0))
-		return -EINVAL;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
@@ -423,8 +421,6 @@ static int msm_gpio_direction_output(struct gpio_chip *chip, unsigned offset, in
 	u32 val;
 
 	g = &pctrl->soc->groups[offset];
-	if (WARN_ON(g->io_reg < 0))
-		return -EINVAL;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
@@ -451,8 +447,6 @@ static int msm_gpio_get(struct gpio_chip *chip, unsigned offset)
 	u32 val;
 
 	g = &pctrl->soc->groups[offset];
-	if (WARN_ON(g->io_reg < 0))
-		return -EINVAL;
 
 	val = readl(pctrl->regs + g->io_reg);
 	return !!(val & BIT(g->in_bit));
@@ -466,8 +460,6 @@ static void msm_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 	u32 val;
 
 	g = &pctrl->soc->groups[offset];
-	if (WARN_ON(g->io_reg < 0))
-		return;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
@@ -616,8 +608,6 @@ static void msm_gpio_irq_mask(struct irq_data *d)
 
 	pctrl = irq_data_get_irq_chip_data(d);
 	g = &pctrl->soc->groups[d->hwirq];
-	if (WARN_ON(g->intr_cfg_reg < 0))
-		return;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
@@ -639,8 +629,6 @@ static void msm_gpio_irq_unmask(struct irq_data *d)
 
 	pctrl = irq_data_get_irq_chip_data(d);
 	g = &pctrl->soc->groups[d->hwirq];
-	if (WARN_ON(g->intr_status_reg < 0))
-		return;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
@@ -666,8 +654,6 @@ static void msm_gpio_irq_ack(struct irq_data *d)
 
 	pctrl = irq_data_get_irq_chip_data(d);
 	g = &pctrl->soc->groups[d->hwirq];
-	if (WARN_ON(g->intr_status_reg < 0))
-		return;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
@@ -692,8 +678,6 @@ static int msm_gpio_irq_set_type(struct irq_data *d, unsigned int type)
 
 	pctrl = irq_data_get_irq_chip_data(d);
 	g = &pctrl->soc->groups[d->hwirq];
-	if (WARN_ON(g->intr_cfg_reg < 0))
-		return -EINVAL;
 
 	spin_lock_irqsave(&pctrl->lock, flags);
 
-- 
1.7.10.4