| Date: | 2011-06-03 01:46:26 (12 years 5 months ago) |
|---|---|
| Author: | Lars C. |
| Commit: | 26c132bad2acbc6fa9f895feef2c4ec94dcdb5bd |
| Message: | MIPS: JZ4740: GPIO: Simplify IRQ demuxer We already know the base IRQ for a GPIO chip, so there is no need to recalculate it in the demux handler. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> |
| Files: |
arch/mips/jz4740/gpio.c (1 diff) |
Change Details
| arch/mips/jz4740/gpio.c | ||
|---|---|---|
| 301 | 301 | { |
| 302 | 302 | uint32_t flag; |
| 303 | 303 | unsigned int gpio_irq; |
| 304 | unsigned int gpio_bank; | |
| 305 | 304 | struct jz_gpio_chip *chip = irq_desc_get_handler_data(desc); |
| 306 | 305 | |
| 307 | gpio_bank = JZ4740_IRQ_GPIO0 - irq; | |
| 308 | ||
| 309 | 306 | flag = readl(chip->base + JZ_REG_GPIO_FLAG); |
| 310 | ||
| 311 | 307 | if (!flag) |
| 312 | 308 | return; |
| 313 | 309 | |
| 314 | gpio_irq = __fls(flag); | |
| 310 | gpio_irq = chip->irq_base + __fls(flag); | |
| 315 | 311 | |
| 316 | 312 | jz_gpio_check_trigger_both(chip, irq); |
| 317 | 313 | |
| 318 | gpio_irq += (gpio_bank << 5) + JZ4740_IRQ_GPIO(0); | |
| 319 | ||
| 320 | 314 | generic_handle_irq(gpio_irq); |
| 321 | 315 | }; |
| 322 | 316 | |
Branches:
ben-wpan
ben-wpan-stefan
5396a9238205f20f811ea57898980d3ca82df0b6
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9
