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platform/x86: intel_mid_powerbtn: Unify IRQ acknowledgment

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The IRQ on Intel Merrifield can be acknowledged in the similar way it's
done for previous MID platforms. Unify acknowledgment via SCU IPC.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2017-02-02 19:54:28 +02:00 committed by Darren Hart
parent 5cb44ee2f4
commit ca45ba0688
1 changed files with 7 additions and 12 deletions
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19
drivers/platform/x86/intel_mid_powerbtn.c
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@ -52,9 +52,9 @@ struct mid_pb_ddata {
struct device *dev;
int irq;
struct input_dev *input;
unsigned short mirqlvl1_addr;
unsigned short pbstat_addr;
u8 pbstat_mask;
int (*ack)(struct mid_pb_ddata *ddata);
int (*setup)(struct mid_pb_ddata *ddata);
};
@ -74,14 +74,9 @@ static int mid_pbstat(struct mid_pb_ddata *ddata, int *value)
return 0;
}
static int mfld_ack(struct mid_pb_ddata *ddata)
static int mid_irq_ack(struct mid_pb_ddata *ddata)
{
return intel_msic_reg_update(INTEL_MSIC_IRQLVL1MSK, 0, MSIC_PWRBTNM);
}
static int mrfld_ack(struct mid_pb_ddata *ddata)
{
return intel_scu_ipc_update_register(BCOVE_IRQLVL1MSK, 0, MSIC_PWRBTNM);
return intel_msic_reg_update(ddata->mirqlvl1_addr, 0, MSIC_PWRBTNM);
}
static int mrfld_setup(struct mid_pb_ddata *ddata)
@ -109,20 +104,20 @@ static irqreturn_t mid_pb_isr(int irq, void *dev_id)
input_sync(input);
}
ddata->ack(ddata);
mid_irq_ack(ddata);
return IRQ_HANDLED;
}
static struct mid_pb_ddata mfld_ddata = {
.mirqlvl1_addr = INTEL_MSIC_IRQLVL1MSK,
.pbstat_addr = INTEL_MSIC_PBSTATUS,
.pbstat_mask = MSIC_PB_LEVEL,
.ack = mfld_ack,
};
static struct mid_pb_ddata mrfld_ddata = {
.mirqlvl1_addr = BCOVE_IRQLVL1MSK,
.pbstat_addr = BCOVE_PBSTATUS,
.pbstat_mask = BCOVE_PB_LEVEL,
.ack = mrfld_ack,
.setup = mrfld_setup,
};
@ -202,7 +197,7 @@ static int mid_pb_probe(struct platform_device *pdev)
* initialization. The race happens rarely. So we needn't worry
* about it.
*/
error = ddata->ack(ddata);
error = mid_irq_ack(ddata);
if (error) {
dev_err(&pdev->dev,
"Unable to clear power button interrupt, error: %d\n",