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authorStephen Boyd <sboyd@codeaurora.org>2013-12-15 06:14:47 -0500
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2013-12-15 06:58:56 -0500
commitb27f8fee4965f42405720097af045a8deebd3bcc (patch)
treee6723e9ea4a5a4b8a78f95310b50ffcb0b820333
parent21014b80257846a5561b0d0e8fed47a65edebf46 (diff)
Input: pmic8xxx-pwrkey - pass input device directly to interrupt
Instead of passing the pointer to the container structure just pass the input device here. This saves a dereference in the fast path. Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
-rw-r--r--drivers/input/misc/pmic8xxx-pwrkey.c24
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/input/misc/pmic8xxx-pwrkey.c b/drivers/input/misc/pmic8xxx-pwrkey.c
index b49b738aa9c6..d618c58f8a22 100644
--- a/drivers/input/misc/pmic8xxx-pwrkey.c
+++ b/drivers/input/misc/pmic8xxx-pwrkey.c
@@ -36,22 +36,22 @@ struct pmic8xxx_pwrkey {
36 int key_press_irq; 36 int key_press_irq;
37}; 37};
38 38
39static irqreturn_t pwrkey_press_irq(int irq, void *_pwrkey) 39static irqreturn_t pwrkey_press_irq(int irq, void *_pwr)
40{ 40{
41 struct pmic8xxx_pwrkey *pwrkey = _pwrkey; 41 struct input_dev *pwr = _pwr;
42 42
43 input_report_key(pwrkey->pwr, KEY_POWER, 1); 43 input_report_key(pwr, KEY_POWER, 1);
44 input_sync(pwrkey->pwr); 44 input_sync(pwr);
45 45
46 return IRQ_HANDLED; 46 return IRQ_HANDLED;
47} 47}
48 48
49static irqreturn_t pwrkey_release_irq(int irq, void *_pwrkey) 49static irqreturn_t pwrkey_release_irq(int irq, void *_pwr)
50{ 50{
51 struct pmic8xxx_pwrkey *pwrkey = _pwrkey; 51 struct input_dev *pwr = _pwr;
52 52
53 input_report_key(pwrkey->pwr, KEY_POWER, 0); 53 input_report_key(pwr, KEY_POWER, 0);
54 input_sync(pwrkey->pwr); 54 input_sync(pwr);
55 55
56 return IRQ_HANDLED; 56 return IRQ_HANDLED;
57} 57}
@@ -154,7 +154,7 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev)
154 platform_set_drvdata(pdev, pwrkey); 154 platform_set_drvdata(pdev, pwrkey);
155 155
156 err = request_irq(key_press_irq, pwrkey_press_irq, 156 err = request_irq(key_press_irq, pwrkey_press_irq,
157 IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_press", pwrkey); 157 IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_press", pwr);
158 if (err < 0) { 158 if (err < 0) {
159 dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n", 159 dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n",
160 key_press_irq, err); 160 key_press_irq, err);
@@ -162,7 +162,7 @@ static int pmic8xxx_pwrkey_probe(struct platform_device *pdev)
162 } 162 }
163 163
164 err = request_irq(key_release_irq, pwrkey_release_irq, 164 err = request_irq(key_release_irq, pwrkey_release_irq,
165 IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_release", pwrkey); 165 IRQF_TRIGGER_RISING, "pmic8xxx_pwrkey_release", pwr);
166 if (err < 0) { 166 if (err < 0) {
167 dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n", 167 dev_dbg(&pdev->dev, "Can't get %d IRQ for pwrkey: %d\n",
168 key_release_irq, err); 168 key_release_irq, err);
@@ -194,8 +194,8 @@ static int pmic8xxx_pwrkey_remove(struct platform_device *pdev)
194 194
195 device_init_wakeup(&pdev->dev, 0); 195 device_init_wakeup(&pdev->dev, 0);
196 196
197 free_irq(key_press_irq, pwrkey); 197 free_irq(key_press_irq, pwrkey->pwr);
198 free_irq(key_release_irq, pwrkey); 198 free_irq(key_release_irq, pwrkey->pwr);
199 input_unregister_device(pwrkey->pwr); 199 input_unregister_device(pwrkey->pwr);
200 kfree(pwrkey); 200 kfree(pwrkey);
201 201