Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (158 commits)
  powerpc: Fix CHRP PCI config access for indirect_pci
  powerpc/chrp: Fix detection of Python PCI host bridge on IBM CHRPs
  powerpc: Fix 32-bit SMP boot on CHRP
  powerpc: Fix link errors on 32-bit machines using legacy DMA
  powerpc/pci: Improve detection of unassigned bridge resources
  hvc_console: Fix free_irq in spinlocked section
  powerpc: Get USE_STRICT_MM_TYPECHECKS working again
  powerpc: Reflect the used arguments in machine_init() prototype
  powerpc: Fix DMA offset for non-coherent DMA
  powerpc: fix fsl_upm nand driver modular build
  powerpc/83xx: add NAND support for the MPC8360E-RDK boards
  powerpc: FPGA support for GE Fanuc SBC610
  i2c: MPC8349E-mITX Power Management and GPIO expander driver
  powerpc: reserve two DMA channels for audio in MPC8610 HPCD device tree
  powerpc: document the "fsl,ssi-dma-channel" compatible property
  powerpc: disable CHRP and PMAC support in various defconfigs
  OF: add fsl,mcu-mpc8349emitx to the exception list
  powerpc/83xx: add DS1374 RTC support for the MPC837xE-MDS boards
  powerpc: remove support for bootmem-allocated memory for the DIU driver
  powerpc: remove non-dependent load fsl_booke PTE_64BIT
  ...

1 files changed, 52 insertions, 22 deletions

diff --git a/arch/powerpc/sysdev/cpm1.c b/arch/powerpc/sysdev/cpm1.c
index 4a04823..490473c 100644
--- a/arch/powerpc/sysdev/cpm1.c
+++ b/arch/powerpc/sysdev/cpm1.c
@@ -546,15 +546,11 @@ static int cpm1_gpio16_get(struct gpio_chip *gc, unsigned int gpio)
 	return !!(in_be16(&iop->dat) & pin_mask);
 }
 
-static void cpm1_gpio16_set(struct gpio_chip *gc, unsigned int gpio, int value)
+static void __cpm1_gpio16_set(struct of_mm_gpio_chip *mm_gc, u16 pin_mask,
+	int value)
 {
-	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
 	struct cpm1_gpio16_chip *cpm1_gc = to_cpm1_gpio16_chip(mm_gc);
 	struct cpm_ioport16 __iomem *iop = mm_gc->regs;
-	unsigned long flags;
-	u16 pin_mask = 1 << (15 - gpio);
-
-	spin_lock_irqsave(&cpm1_gc->lock, flags);
 
 	if (value)
 		cpm1_gc->cpdata |= pin_mask;
@@ -562,6 +558,18 @@ static void cpm1_gpio16_set(struct gpio_chip *gc, unsigned int gpio, int value)
 		cpm1_gc->cpdata &= ~pin_mask;
 
 	out_be16(&iop->dat, cpm1_gc->cpdata);
+}
+
+static void cpm1_gpio16_set(struct gpio_chip *gc, unsigned int gpio, int value)
+{
+	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
+	struct cpm1_gpio16_chip *cpm1_gc = to_cpm1_gpio16_chip(mm_gc);
+	unsigned long flags;
+	u16 pin_mask = 1 << (15 - gpio);
+
+	spin_lock_irqsave(&cpm1_gc->lock, flags);
+
+	__cpm1_gpio16_set(mm_gc, pin_mask, value);
 
 	spin_unlock_irqrestore(&cpm1_gc->lock, flags);
 }
@@ -569,14 +577,17 @@ static void cpm1_gpio16_set(struct gpio_chip *gc, unsigned int gpio, int value)
 static int cpm1_gpio16_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
 {
 	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
+	struct cpm1_gpio16_chip *cpm1_gc = to_cpm1_gpio16_chip(mm_gc);
 	struct cpm_ioport16 __iomem *iop = mm_gc->regs;
-	u16 pin_mask;
+	unsigned long flags;
+	u16 pin_mask = 1 << (15 - gpio);
 
-	pin_mask = 1 << (15 - gpio);
+	spin_lock_irqsave(&cpm1_gc->lock, flags);
 
 	setbits16(&iop->dir, pin_mask);
+	__cpm1_gpio16_set(mm_gc, pin_mask, val);
 
-	cpm1_gpio16_set(gc, gpio, val);
+	spin_unlock_irqrestore(&cpm1_gc->lock, flags);
 
 	return 0;
 }
@@ -584,13 +595,17 @@ static int cpm1_gpio16_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
 static int cpm1_gpio16_dir_in(struct gpio_chip *gc, unsigned int gpio)
 {
 	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
+	struct cpm1_gpio16_chip *cpm1_gc = to_cpm1_gpio16_chip(mm_gc);
 	struct cpm_ioport16 __iomem *iop = mm_gc->regs;
-	u16 pin_mask;
+	unsigned long flags;
+	u16 pin_mask = 1 << (15 - gpio);
 
-	pin_mask = 1 << (15 - gpio);
+	spin_lock_irqsave(&cpm1_gc->lock, flags);
 
 	clrbits16(&iop->dir, pin_mask);
 
+	spin_unlock_irqrestore(&cpm1_gc->lock, flags);
+
 	return 0;
 }
 
@@ -655,15 +670,11 @@ static int cpm1_gpio32_get(struct gpio_chip *gc, unsigned int gpio)
 	return !!(in_be32(&iop->dat) & pin_mask);
 }
 
-static void cpm1_gpio32_set(struct gpio_chip *gc, unsigned int gpio, int value)
+static void __cpm1_gpio32_set(struct of_mm_gpio_chip *mm_gc, u32 pin_mask,
+	int value)
 {
-	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
 	struct cpm1_gpio32_chip *cpm1_gc = to_cpm1_gpio32_chip(mm_gc);
 	struct cpm_ioport32b __iomem *iop = mm_gc->regs;
-	unsigned long flags;
-	u32 pin_mask = 1 << (31 - gpio);
-
-	spin_lock_irqsave(&cpm1_gc->lock, flags);
 
 	if (value)
 		cpm1_gc->cpdata |= pin_mask;
@@ -671,6 +682,18 @@ static void cpm1_gpio32_set(struct gpio_chip *gc, unsigned int gpio, int value)
 		cpm1_gc->cpdata &= ~pin_mask;
 
 	out_be32(&iop->dat, cpm1_gc->cpdata);
+}
+
+static void cpm1_gpio32_set(struct gpio_chip *gc, unsigned int gpio, int value)
+{
+	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
+	struct cpm1_gpio32_chip *cpm1_gc = to_cpm1_gpio32_chip(mm_gc);
+	unsigned long flags;
+	u32 pin_mask = 1 << (31 - gpio);
+
+	spin_lock_irqsave(&cpm1_gc->lock, flags);
+
+	__cpm1_gpio32_set(mm_gc, pin_mask, value);
 
 	spin_unlock_irqrestore(&cpm1_gc->lock, flags);
 }
@@ -678,14 +701,17 @@ static void cpm1_gpio32_set(struct gpio_chip *gc, unsigned int gpio, int value)
 static int cpm1_gpio32_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
 {
 	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
+	struct cpm1_gpio32_chip *cpm1_gc = to_cpm1_gpio32_chip(mm_gc);
 	struct cpm_ioport32b __iomem *iop = mm_gc->regs;
-	u32 pin_mask;
+	unsigned long flags;
+	u32 pin_mask = 1 << (31 - gpio);
 
-	pin_mask = 1 << (31 - gpio);
+	spin_lock_irqsave(&cpm1_gc->lock, flags);
 
 	setbits32(&iop->dir, pin_mask);
+	__cpm1_gpio32_set(mm_gc, pin_mask, val);
 
-	cpm1_gpio32_set(gc, gpio, val);
+	spin_unlock_irqrestore(&cpm1_gc->lock, flags);
 
 	return 0;
 }
@@ -693,13 +719,17 @@ static int cpm1_gpio32_dir_out(struct gpio_chip *gc, unsigned int gpio, int val)
 static int cpm1_gpio32_dir_in(struct gpio_chip *gc, unsigned int gpio)
 {
 	struct of_mm_gpio_chip *mm_gc = to_of_mm_gpio_chip(gc);
+	struct cpm1_gpio32_chip *cpm1_gc = to_cpm1_gpio32_chip(mm_gc);
 	struct cpm_ioport32b __iomem *iop = mm_gc->regs;
-	u32 pin_mask;
+	unsigned long flags;
+	u32 pin_mask = 1 << (31 - gpio);
 
-	pin_mask = 1 << (31 - gpio);
+	spin_lock_irqsave(&cpm1_gc->lock, flags);
 
 	clrbits32(&iop->dir, pin_mask);
 
+	spin_unlock_irqrestore(&cpm1_gc->lock, flags);
+
 	return 0;
 }