diff options
| author | Shinya Kuribayashi <skuribay@ruby.dti.ne.jp> | 2008-10-24 01:35:59 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-27 16:18:31 +0000 |
| commit | 49618d652b2fe9c63808c7a2cc7089aa594cf521 (patch) | |
| tree | 263ee47a72882c651ac20838382ae002a613bfbf /arch/mips/emma | |
| parent | a9c2aa17a8b8b7a813d31e66da5d31cfdd006f4b (diff) | |
| download | linux-49618d652b2fe9c63808c7a2cc7089aa594cf521.tar.bz2 | |
MIPS: Markeins: Extract ll_emma2rh_* functions
These functions are completely ineffective.
Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/emma')
| -rw-r--r-- | arch/mips/emma/markeins/irq.c | 83 |
1 files changed, 38 insertions, 45 deletions
diff --git a/arch/mips/emma/markeins/irq.c b/arch/mips/emma/markeins/irq.c index 03a663a372f5..9d6c8667ee49 100644 --- a/arch/mips/emma/markeins/irq.c +++ b/arch/mips/emma/markeins/irq.c @@ -55,44 +55,36 @@ * */ -void ll_emma2rh_irq_enable(int emma2rh_irq) +static void emma2rh_irq_enable(unsigned int irq) { u32 reg_value; u32 reg_bitmask; u32 reg_index; + irq -= EMMA2RH_IRQ_BASE; + reg_index = EMMA2RH_BHIF_INT_EN_0 + - (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) * - (emma2rh_irq / 32); + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) * (irq / 32); reg_value = emma2rh_in32(reg_index); - reg_bitmask = 0x1 << (emma2rh_irq % 32); + reg_bitmask = 0x1 << (irq % 32); emma2rh_out32(reg_index, reg_value | reg_bitmask); } -void ll_emma2rh_irq_disable(int emma2rh_irq) +static void emma2rh_irq_disable(unsigned int irq) { u32 reg_value; u32 reg_bitmask; u32 reg_index; + irq -= EMMA2RH_IRQ_BASE; + reg_index = EMMA2RH_BHIF_INT_EN_0 + - (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) * - (emma2rh_irq / 32); + (EMMA2RH_BHIF_INT_EN_1 - EMMA2RH_BHIF_INT_EN_0) * (irq / 32); reg_value = emma2rh_in32(reg_index); - reg_bitmask = 0x1 << (emma2rh_irq % 32); + reg_bitmask = 0x1 << (irq % 32); emma2rh_out32(reg_index, reg_value & ~reg_bitmask); } -static void emma2rh_irq_enable(unsigned int irq) -{ - ll_emma2rh_irq_enable(irq - EMMA2RH_IRQ_BASE); -} - -static void emma2rh_irq_disable(unsigned int irq) -{ - ll_emma2rh_irq_disable(irq - EMMA2RH_IRQ_BASE); -} - struct irq_chip emma2rh_irq_controller = { .name = "emma2rh_irq", .ack = emma2rh_irq_disable, @@ -111,34 +103,28 @@ void emma2rh_irq_init(void) handle_level_irq); } -void ll_emma2rh_sw_irq_enable(int irq) +static void emma2rh_sw_irq_enable(unsigned int irq) { u32 reg; + irq -= EMMA2RH_SW_IRQ_BASE; + reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); reg |= 1 << irq; emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); } -void ll_emma2rh_sw_irq_disable(int irq) +static void emma2rh_sw_irq_disable(unsigned int irq) { u32 reg; + irq -= EMMA2RH_SW_IRQ_BASE; + reg = emma2rh_in32(EMMA2RH_BHIF_SW_INT_EN); reg &= ~(1 << irq); emma2rh_out32(EMMA2RH_BHIF_SW_INT_EN, reg); } -static void emma2rh_sw_irq_enable(unsigned int irq) -{ - ll_emma2rh_sw_irq_enable(irq - EMMA2RH_SW_IRQ_BASE); -} - -static void emma2rh_sw_irq_disable(unsigned int irq) -{ - ll_emma2rh_sw_irq_disable(irq - EMMA2RH_SW_IRQ_BASE); -} - struct irq_chip emma2rh_sw_irq_controller = { .name = "emma2rh_sw_irq", .ack = emma2rh_sw_irq_disable, @@ -157,45 +143,52 @@ void emma2rh_sw_irq_init(void) handle_level_irq); } -void ll_emma2rh_gpio_irq_enable(int irq) +static void emma2rh_gpio_irq_enable(unsigned int irq) { u32 reg; + irq -= EMMA2RH_GPIO_IRQ_BASE; + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); reg |= 1 << irq; emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); } -void ll_emma2rh_gpio_irq_disable(int irq) +static void emma2rh_gpio_irq_disable(unsigned int irq) { u32 reg; + irq -= EMMA2RH_GPIO_IRQ_BASE; + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); reg &= ~(1 << irq); emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); } -static void emma2rh_gpio_irq_enable(unsigned int irq) -{ - ll_emma2rh_gpio_irq_enable(irq - EMMA2RH_GPIO_IRQ_BASE); -} - -static void emma2rh_gpio_irq_disable(unsigned int irq) -{ - ll_emma2rh_gpio_irq_disable(irq - EMMA2RH_GPIO_IRQ_BASE); -} - static void emma2rh_gpio_irq_ack(unsigned int irq) { + u32 reg; + irq -= EMMA2RH_GPIO_IRQ_BASE; emma2rh_out32(EMMA2RH_GPIO_INT_ST, ~(1 << irq)); - ll_emma2rh_gpio_irq_disable(irq); + + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); + reg &= ~(1 << irq); + emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); } static void emma2rh_gpio_irq_end(unsigned int irq) { - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - ll_emma2rh_gpio_irq_enable(irq - EMMA2RH_GPIO_IRQ_BASE); + u32 reg; + + if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) { + + irq -= EMMA2RH_GPIO_IRQ_BASE; + + reg = emma2rh_in32(EMMA2RH_GPIO_INT_MASK); + reg |= 1 << irq; + emma2rh_out32(EMMA2RH_GPIO_INT_MASK, reg); + } } struct irq_chip emma2rh_gpio_irq_controller = { |