From 31321bc946527f2e4c50b6b08459d1c0d81fa978 Mon Sep 17 00:00:00 2001 From: "Robert P. J. Day" Date: Sun, 7 Jan 2007 18:43:41 -0500 Subject: Remove a couple final references to obsolete verify_area(). Remove a couple final references to the obsolete verify_area() call, which was long ago replaced by access_ok(). Signed-off-by: Robert P. J. Day Acked-by: Jesper Juhl Signed-off-by: Haavard Skinnemoen --- include/asm-avr32/checksum.h | 2 +- include/asm-avr32/uaccess.h | 6 ------ 2 files changed, 1 insertion(+), 7 deletions(-) (limited to 'include') diff --git a/include/asm-avr32/checksum.h b/include/asm-avr32/checksum.h index af9d53f0f5d2..4ddbfd2486af 100644 --- a/include/asm-avr32/checksum.h +++ b/include/asm-avr32/checksum.h @@ -38,7 +38,7 @@ __wsum csum_partial_copy_generic(const void *src, void *dst, int len, * passed in an incorrect kernel address to one of these functions. * * If you use these functions directly please don't forget the - * verify_area(). + * access_ok(). */ static inline __wsum csum_partial_copy_nocheck(const void *src, void *dst, diff --git a/include/asm-avr32/uaccess.h b/include/asm-avr32/uaccess.h index 821deb5a9d28..74a679e9098c 100644 --- a/include/asm-avr32/uaccess.h +++ b/include/asm-avr32/uaccess.h @@ -68,12 +68,6 @@ static inline void set_fs(mm_segment_t s) #define access_ok(type, addr, size) (likely(__range_ok(addr, size) == 0)) -static inline int -verify_area(int type, const void __user *addr, unsigned long size) -{ - return access_ok(type, addr, size) ? 0 : -EFAULT; -} - /* Generic arbitrary sized copy. Return the number of bytes NOT copied */ extern __kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); -- cgit v1.2.3 From 6eb484fe92e2f67f888dc87e97bfd938c0f7404e Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Thu, 1 Feb 2007 16:26:03 +0100 Subject: [AVR32] Implement dma_mapping_error() dma_map_single() never fails, so dma_mapping_error() simply returns 0. Signed-off-by: Haavard Skinnemoen --- include/asm-avr32/dma-mapping.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'include') diff --git a/include/asm-avr32/dma-mapping.h b/include/asm-avr32/dma-mapping.h index 5c01e27f0b41..115813e48fe0 100644 --- a/include/asm-avr32/dma-mapping.h +++ b/include/asm-avr32/dma-mapping.h @@ -32,6 +32,14 @@ static inline int dma_set_mask(struct device *dev, u64 dma_mask) return 0; } +/* + * dma_map_single can't fail as it is implemented now. + */ +static inline int dma_mapping_error(dma_addr_t addr) +{ + return 0; +} + /** * dma_alloc_coherent - allocate consistent memory for DMA * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices -- cgit v1.2.3 From 6a4e5227a33f60f918b30cf2001fb0bb259d9396 Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Mon, 5 Feb 2007 16:57:13 +0100 Subject: [AVR32] GPIO API implementation Arch-neutral GPIO calls for AVR32. GPIO IRQ support written by David Brownell. Signed-off-by: Haavard Skinnemoen --- include/asm-avr32/arch-at32ap/gpio.h | 27 +++++++++++++++++++++++++++ include/asm-avr32/arch-at32ap/irq.h | 14 ++++++++++++++ include/asm-avr32/arch-at32ap/portmux.h | 7 ++++--- include/asm-avr32/gpio.h | 6 ++++++ include/asm-avr32/irq.h | 8 ++++++-- 5 files changed, 57 insertions(+), 5 deletions(-) create mode 100644 include/asm-avr32/arch-at32ap/gpio.h create mode 100644 include/asm-avr32/arch-at32ap/irq.h create mode 100644 include/asm-avr32/gpio.h (limited to 'include') diff --git a/include/asm-avr32/arch-at32ap/gpio.h b/include/asm-avr32/arch-at32ap/gpio.h new file mode 100644 index 000000000000..fcb756bdaa8e --- /dev/null +++ b/include/asm-avr32/arch-at32ap/gpio.h @@ -0,0 +1,27 @@ +#ifndef __ASM_AVR32_ARCH_GPIO_H +#define __ASM_AVR32_ARCH_GPIO_H + +#include +#include + + +/* Arch-neutral GPIO API */ +int __must_check gpio_request(unsigned int gpio, const char *label); +void gpio_free(unsigned int gpio); + +int gpio_direction_input(unsigned int gpio); +int gpio_direction_output(unsigned int gpio); +int gpio_get_value(unsigned int gpio); +void gpio_set_value(unsigned int gpio, int value); + +static inline int gpio_to_irq(unsigned int gpio) +{ + return gpio + GPIO_IRQ_BASE; +} + +static inline int irq_to_gpio(unsigned int irq) +{ + return irq - GPIO_IRQ_BASE; +} + +#endif /* __ASM_AVR32_ARCH_GPIO_H */ diff --git a/include/asm-avr32/arch-at32ap/irq.h b/include/asm-avr32/arch-at32ap/irq.h new file mode 100644 index 000000000000..f8f7f4571e44 --- /dev/null +++ b/include/asm-avr32/arch-at32ap/irq.h @@ -0,0 +1,14 @@ +#ifndef __ASM_AVR32_ARCH_IRQ_H +#define __ASM_AVR32_ARCH_IRQ_H + +#define EIM_IRQ_BASE NR_INTERNAL_IRQS +#define NR_EIM_IRQS 32 + +#define AT32_EXTINT(n) (EIM_IRQ_BASE + (n)) + +#define GPIO_IRQ_BASE (EIM_IRQ_BASE + NR_EIM_IRQS) +#define NR_GPIO_IRQS (4 * 32) + +#define NR_IRQS (GPIO_IRQ_BASE + NR_GPIO_IRQS) + +#endif /* __ASM_AVR32_ARCH_IRQ_H */ diff --git a/include/asm-avr32/arch-at32ap/portmux.h b/include/asm-avr32/arch-at32ap/portmux.h index 83c690571322..2ba611e0e134 100644 --- a/include/asm-avr32/arch-at32ap/portmux.h +++ b/include/asm-avr32/arch-at32ap/portmux.h @@ -15,9 +15,10 @@ * * The following flags determine the initial state of the pin. */ -#define AT32_GPIOF_PULLUP 0x00000001 /* Enable pull-up */ -#define AT32_GPIOF_OUTPUT 0x00000002 /* Enable output driver */ -#define AT32_GPIOF_HIGH 0x00000004 /* Set output high */ +#define AT32_GPIOF_PULLUP 0x00000001 /* (not-OUT) Enable pull-up */ +#define AT32_GPIOF_OUTPUT 0x00000002 /* (OUT) Enable output driver */ +#define AT32_GPIOF_HIGH 0x00000004 /* (OUT) Set output high */ +#define AT32_GPIOF_DEGLITCH 0x00000008 /* (IN) Filter glitches */ void at32_select_periph(unsigned int pin, unsigned int periph, unsigned long flags); diff --git a/include/asm-avr32/gpio.h b/include/asm-avr32/gpio.h new file mode 100644 index 000000000000..19e8ccc77db3 --- /dev/null +++ b/include/asm-avr32/gpio.h @@ -0,0 +1,6 @@ +#ifndef __ASM_AVR32_GPIO_H +#define __ASM_AVR32_GPIO_H + +#include + +#endif /* __ASM_AVR32_GPIO_H */ diff --git a/include/asm-avr32/irq.h b/include/asm-avr32/irq.h index f7e725707dd7..83e6549d7783 100644 --- a/include/asm-avr32/irq.h +++ b/include/asm-avr32/irq.h @@ -2,8 +2,12 @@ #define __ASM_AVR32_IRQ_H #define NR_INTERNAL_IRQS 64 -#define NR_EXTERNAL_IRQS 64 -#define NR_IRQS (NR_INTERNAL_IRQS + NR_EXTERNAL_IRQS) + +#include + +#ifndef NR_IRQS +#define NR_IRQS (NR_INTERNAL_IRQS) +#endif #define irq_canonicalize(i) (i) -- cgit v1.2.3 From e7f70b8cc69b1bcc56ed8d70f8e3671ec3956374 Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Tue, 30 Jan 2007 11:01:23 +0100 Subject: [AVR32] Introduce at32_reserve_pin() at32_reserve_pin() can be used for reserving portmux pins without altering their configuration. Useful for e.g. SDRAM pins where we really don't want to change the bootloader-provided configuration. Signed-off-by: Haavard Skinnemoen --- include/asm-avr32/arch-at32ap/portmux.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include') diff --git a/include/asm-avr32/arch-at32ap/portmux.h b/include/asm-avr32/arch-at32ap/portmux.h index 2ba611e0e134..9930871decde 100644 --- a/include/asm-avr32/arch-at32ap/portmux.h +++ b/include/asm-avr32/arch-at32ap/portmux.h @@ -23,5 +23,6 @@ void at32_select_periph(unsigned int pin, unsigned int periph, unsigned long flags); void at32_select_gpio(unsigned int pin, unsigned long flags); +void at32_reserve_pin(unsigned int pin); #endif /* __ASM_ARCH_PORTMUX_H__ */ -- cgit v1.2.3 From 7f9f4678637f9ee1a999cc0870c4668f32e1a7eb Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Tue, 30 Jan 2007 11:16:16 +0100 Subject: [AVR32] Add PIOE device and reserve SDRAM pins The PIOE device was left out before because it muxes SDRAM pins (and is therefore a bit dangerous to mess with) and because no existing drivers had any use for it. It is needed for CompactFlash, however, and now that we have a way to protect the SDRAM pins, it can be safely added. Signed-off-by: Haavard Skinnemoen --- include/asm-avr32/arch-at32ap/at32ap7000.h | 2 ++ include/asm-avr32/arch-at32ap/irq.h | 2 +- 2 files changed, 3 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-avr32/arch-at32ap/at32ap7000.h b/include/asm-avr32/arch-at32ap/at32ap7000.h index ba85e04553d4..3914d7b94ff4 100644 --- a/include/asm-avr32/arch-at32ap/at32ap7000.h +++ b/include/asm-avr32/arch-at32ap/at32ap7000.h @@ -24,10 +24,12 @@ #define GPIO_PIOB_BASE (GPIO_PIOA_BASE + 32) #define GPIO_PIOC_BASE (GPIO_PIOB_BASE + 32) #define GPIO_PIOD_BASE (GPIO_PIOC_BASE + 32) +#define GPIO_PIOE_BASE (GPIO_PIOD_BASE + 32) #define GPIO_PIN_PA(N) (GPIO_PIOA_BASE + (N)) #define GPIO_PIN_PB(N) (GPIO_PIOB_BASE + (N)) #define GPIO_PIN_PC(N) (GPIO_PIOC_BASE + (N)) #define GPIO_PIN_PD(N) (GPIO_PIOD_BASE + (N)) +#define GPIO_PIN_PE(N) (GPIO_PIOE_BASE + (N)) #endif /* __ASM_ARCH_AT32AP7000_H__ */ diff --git a/include/asm-avr32/arch-at32ap/irq.h b/include/asm-avr32/arch-at32ap/irq.h index f8f7f4571e44..5adffab9a577 100644 --- a/include/asm-avr32/arch-at32ap/irq.h +++ b/include/asm-avr32/arch-at32ap/irq.h @@ -7,7 +7,7 @@ #define AT32_EXTINT(n) (EIM_IRQ_BASE + (n)) #define GPIO_IRQ_BASE (EIM_IRQ_BASE + NR_EIM_IRQS) -#define NR_GPIO_IRQS (4 * 32) +#define NR_GPIO_IRQS (5 * 32) #define NR_IRQS (GPIO_IRQ_BASE + NR_GPIO_IRQS) -- cgit v1.2.3 From a3b0277d1c1d754eeb9a8f994339edbd914cacda Mon Sep 17 00:00:00 2001 From: Haavard Skinnemoen Date: Fri, 9 Feb 2007 12:01:02 +0100 Subject: [AVR32] ssize_t should be long, not int Since size_t is defined as unsigned long, ssize_t ought to be long and not int. It could have been the other way around, but gcc defines size_t as unsigned long, so this is correct. This fixes a couple of printk format warnings. Signed-off-by: Haavard Skinnemoen --- include/asm-avr32/posix_types.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include') diff --git a/include/asm-avr32/posix_types.h b/include/asm-avr32/posix_types.h index 2831b039b349..9e255b999639 100644 --- a/include/asm-avr32/posix_types.h +++ b/include/asm-avr32/posix_types.h @@ -23,7 +23,7 @@ typedef unsigned short __kernel_ipc_pid_t; typedef unsigned int __kernel_uid_t; typedef unsigned int __kernel_gid_t; typedef unsigned long __kernel_size_t; -typedef int __kernel_ssize_t; +typedef long __kernel_ssize_t; typedef int __kernel_ptrdiff_t; typedef long __kernel_time_t; typedef long __kernel_suseconds_t; -- cgit v1.2.3