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author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-07-22 21:51:40 -0700 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-07-22 22:33:47 -0700 |
commit | 52ec7752b457311f10f5a8d16faa8ac2e684eb65 (patch) | |
tree | 431921f714d53c8ebcb089458aa3c049e3841def | |
parent | bd072111e7319d90a7b8127f91c2806b9a6f279e (diff) | |
download | linux-stable-52ec7752b457311f10f5a8d16faa8ac2e684eb65.tar.gz linux-stable-52ec7752b457311f10f5a8d16faa8ac2e684eb65.tar.bz2 linux-stable-52ec7752b457311f10f5a8d16faa8ac2e684eb65.zip |
Input: pxa27x_keypad - remove extra clk_disable
clk_disable() in remove method is not needed since we already
have clk_disable in pxa27x_keypad_close().
Also make sure the driver uses resource_size() and helpers from
include/input/matrix_keypad.h
Tested-by: Mike Rapoport <mike@compulab.co.il>
Acked-by: Eric Miao <eric.y.miao@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
-rw-r--r-- | arch/arm/mach-pxa/include/mach/pxa27x_keypad.h | 3 | ||||
-rw-r--r-- | drivers/input/keyboard/pxa27x_keypad.c | 43 |
2 files changed, 21 insertions, 25 deletions
diff --git a/arch/arm/mach-pxa/include/mach/pxa27x_keypad.h b/arch/arm/mach-pxa/include/mach/pxa27x_keypad.h index d5a48a96dea7..63e8965ad85d 100644 --- a/arch/arm/mach-pxa/include/mach/pxa27x_keypad.h +++ b/arch/arm/mach-pxa/include/mach/pxa27x_keypad.h @@ -2,6 +2,7 @@ #define __ASM_ARCH_PXA27x_KEYPAD_H #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #define MAX_MATRIX_KEY_ROWS (8) #define MAX_MATRIX_KEY_COLS (8) @@ -51,8 +52,6 @@ struct pxa27x_keypad_platform_data { unsigned int debounce_interval; }; -#define KEY(row, col, val) (((row) << 28) | ((col) << 24) | (val)) - extern void pxa_set_keypad_info(struct pxa27x_keypad_platform_data *info); #endif /* __ASM_ARCH_PXA27x_KEYPAD_H */ diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c index 0d2fc64a5e1c..094323819398 100644 --- a/drivers/input/keyboard/pxa27x_keypad.c +++ b/drivers/input/keyboard/pxa27x_keypad.c @@ -25,6 +25,7 @@ #include <linux/platform_device.h> #include <linux/clk.h> #include <linux/err.h> +#include <linux/input/matrix_keypad.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -107,7 +108,7 @@ struct pxa27x_keypad { int irq; /* matrix key code map */ - unsigned int matrix_keycodes[MAX_MATRIX_KEY_NUM]; + unsigned short matrix_keycodes[MAX_MATRIX_KEY_NUM]; /* state row bits of each column scan */ uint32_t matrix_key_state[MAX_MATRIX_KEY_COLS]; @@ -124,21 +125,21 @@ static void pxa27x_keypad_build_keycode(struct pxa27x_keypad *keypad) { struct pxa27x_keypad_platform_data *pdata = keypad->pdata; struct input_dev *input_dev = keypad->input_dev; - unsigned int *key; int i; - key = &pdata->matrix_key_map[0]; - for (i = 0; i < pdata->matrix_key_map_size; i++, key++) { - int row = ((*key) >> 28) & 0xf; - int col = ((*key) >> 24) & 0xf; - int code = (*key) & 0xffffff; + for (i = 0; i < pdata->matrix_key_map_size; i++) { + unsigned int key = pdata->matrix_key_map[i]; + unsigned int row = KEY_ROW(key); + unsigned int col = KEY_COL(key); + unsigned short code = KEY_VAL(key); keypad->matrix_keycodes[(row << 3) + col] = code; - set_bit(code, input_dev->keybit); + __set_bit(code, input_dev->keybit); } + __clear_bit(KEY_RESERVED, input_dev->keybit); for (i = 0; i < pdata->direct_key_num; i++) - set_bit(pdata->direct_key_map[i], input_dev->keybit); + __set_bit(pdata->direct_key_map[i], input_dev->keybit); keypad->rotary_up_key[0] = pdata->rotary0_up_key; keypad->rotary_up_key[1] = pdata->rotary1_up_key; @@ -149,18 +150,18 @@ static void pxa27x_keypad_build_keycode(struct pxa27x_keypad *keypad) if (pdata->enable_rotary0) { if (pdata->rotary0_up_key && pdata->rotary0_down_key) { - set_bit(pdata->rotary0_up_key, input_dev->keybit); - set_bit(pdata->rotary0_down_key, input_dev->keybit); + __set_bit(pdata->rotary0_up_key, input_dev->keybit); + __set_bit(pdata->rotary0_down_key, input_dev->keybit); } else - set_bit(pdata->rotary0_rel_code, input_dev->relbit); + __set_bit(pdata->rotary0_rel_code, input_dev->relbit); } if (pdata->enable_rotary1) { if (pdata->rotary1_up_key && pdata->rotary1_down_key) { - set_bit(pdata->rotary1_up_key, input_dev->keybit); - set_bit(pdata->rotary1_down_key, input_dev->keybit); + __set_bit(pdata->rotary1_up_key, input_dev->keybit); + __set_bit(pdata->rotary1_down_key, input_dev->keybit); } else - set_bit(pdata->rotary1_rel_code, input_dev->relbit); + __set_bit(pdata->rotary1_rel_code, input_dev->relbit); } } @@ -425,8 +426,6 @@ static int pxa27x_keypad_resume(struct platform_device *pdev) #define pxa27x_keypad_resume NULL #endif -#define res_size(res) ((res)->end - (res)->start + 1) - static int __devinit pxa27x_keypad_probe(struct platform_device *pdev) { struct pxa27x_keypad *keypad; @@ -461,14 +460,14 @@ static int __devinit pxa27x_keypad_probe(struct platform_device *pdev) goto failed_free; } - res = request_mem_region(res->start, res_size(res), pdev->name); + res = request_mem_region(res->start, resource_size(res), pdev->name); if (res == NULL) { dev_err(&pdev->dev, "failed to request I/O memory\n"); error = -EBUSY; goto failed_free; } - keypad->mmio_base = ioremap(res->start, res_size(res)); + keypad->mmio_base = ioremap(res->start, resource_size(res)); if (keypad->mmio_base == NULL) { dev_err(&pdev->dev, "failed to remap I/O memory\n"); error = -ENXIO; @@ -540,7 +539,7 @@ failed_put_clk: failed_free_io: iounmap(keypad->mmio_base); failed_free_mem: - release_mem_region(res->start, res_size(res)); + release_mem_region(res->start, resource_size(res)); failed_free: kfree(keypad); return error; @@ -552,8 +551,6 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev) struct resource *res; free_irq(keypad->irq, pdev); - - clk_disable(keypad->clk); clk_put(keypad->clk); input_unregister_device(keypad->input_dev); @@ -562,7 +559,7 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev) iounmap(keypad->mmio_base); res = platform_get_resource(pdev, IORESOURCE_MEM, 0); - release_mem_region(res->start, res_size(res)); + release_mem_region(res->start, resource_size(res)); platform_set_drvdata(pdev, NULL); kfree(keypad); |