diff options
Diffstat (limited to 'target/linux/ipq806x/patches/0031-pinctrl-msm-Remove-impossible-WARN_ON-s.patch')
| -rw-r--r-- | target/linux/ipq806x/patches/0031-pinctrl-msm-Remove-impossible-WARN_ON-s.patch | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/target/linux/ipq806x/patches/0031-pinctrl-msm-Remove-impossible-WARN_ON-s.patch b/target/linux/ipq806x/patches/0031-pinctrl-msm-Remove-impossible-WARN_ON-s.patch new file mode 100644 index 0000000..61c8ac1 --- /dev/null +++ b/target/linux/ipq806x/patches/0031-pinctrl-msm-Remove-impossible-WARN_ON-s.patch @@ -0,0 +1,95 @@ +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 + |