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path: root/drivers/media/rc/nuvoton-cir.c
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Diffstat (limited to 'drivers/media/rc/nuvoton-cir.c')
-rw-r--r--drivers/media/rc/nuvoton-cir.c69
1 files changed, 35 insertions, 34 deletions
diff --git a/drivers/media/rc/nuvoton-cir.c b/drivers/media/rc/nuvoton-cir.c
index 2ea913a44ae..d244e1a83f4 100644
--- a/drivers/media/rc/nuvoton-cir.c
+++ b/drivers/media/rc/nuvoton-cir.c
@@ -330,9 +330,6 @@ static void nvt_cir_wake_ldev_init(struct nvt_dev *nvt)
/* Enable CIR Wake via PSOUT# (Pin60) */
nvt_set_reg_bit(nvt, CIR_WAKE_ENABLE_BIT, CR_ACPI_CIR_WAKE);
- /* enable cir interrupt of mouse/keyboard IRQ event */
- nvt_set_reg_bit(nvt, CIR_INTR_MOUSE_IRQ_BIT, CR_ACPI_IRQ_EVENTS);
-
/* enable pme interrupt of cir wakeup event */
nvt_set_reg_bit(nvt, PME_INTR_CIR_PASS_BIT, CR_ACPI_IRQ_EVENTS2);
@@ -456,7 +453,6 @@ static void nvt_enable_wake(struct nvt_dev *nvt)
nvt_select_logical_dev(nvt, LOGICAL_DEV_ACPI);
nvt_set_reg_bit(nvt, CIR_WAKE_ENABLE_BIT, CR_ACPI_CIR_WAKE);
- nvt_set_reg_bit(nvt, CIR_INTR_MOUSE_IRQ_BIT, CR_ACPI_IRQ_EVENTS);
nvt_set_reg_bit(nvt, PME_INTR_CIR_PASS_BIT, CR_ACPI_IRQ_EVENTS2);
nvt_select_logical_dev(nvt, LOGICAL_DEV_CIR_WAKE);
@@ -472,6 +468,7 @@ static void nvt_enable_wake(struct nvt_dev *nvt)
nvt_cir_wake_reg_write(nvt, 0, CIR_WAKE_IREN);
}
+#if 0 /* Currently unused */
/* rx carrier detect only works in learning mode, must be called w/nvt_lock */
static u32 nvt_rx_carrier_detect(struct nvt_dev *nvt)
{
@@ -504,7 +501,7 @@ static u32 nvt_rx_carrier_detect(struct nvt_dev *nvt)
return carrier;
}
-
+#endif
/*
* set carrier frequency
*
@@ -620,7 +617,6 @@ static void nvt_dump_rx_buf(struct nvt_dev *nvt)
static void nvt_process_rx_ir_data(struct nvt_dev *nvt)
{
DEFINE_IR_RAW_EVENT(rawir);
- u32 carrier;
u8 sample;
int i;
@@ -629,9 +625,6 @@ static void nvt_process_rx_ir_data(struct nvt_dev *nvt)
if (debug)
nvt_dump_rx_buf(nvt);
- if (nvt->carrier_detect_enabled)
- carrier = nvt_rx_carrier_detect(nvt);
-
nvt_dbg_verbose("Processing buffer of len %d", nvt->pkts);
init_ir_raw_event(&rawir);
@@ -989,25 +982,31 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
/* input device for IR remote (and tx) */
rdev = rc_allocate_device();
if (!rdev)
- goto failure;
+ goto exit_free_dev_rdev;
ret = -ENODEV;
+ /* activate pnp device */
+ if (pnp_activate_dev(pdev) < 0) {
+ dev_err(&pdev->dev, "Could not activate PNP device!\n");
+ goto exit_free_dev_rdev;
+ }
+
/* validate pnp resources */
if (!pnp_port_valid(pdev, 0) ||
pnp_port_len(pdev, 0) < CIR_IOREG_LENGTH) {
dev_err(&pdev->dev, "IR PNP Port not valid!\n");
- goto failure;
+ goto exit_free_dev_rdev;
}
if (!pnp_irq_valid(pdev, 0)) {
dev_err(&pdev->dev, "PNP IRQ not valid!\n");
- goto failure;
+ goto exit_free_dev_rdev;
}
if (!pnp_port_valid(pdev, 1) ||
pnp_port_len(pdev, 1) < CIR_IOREG_LENGTH) {
dev_err(&pdev->dev, "Wake PNP Port not valid!\n");
- goto failure;
+ goto exit_free_dev_rdev;
}
nvt->cir_addr = pnp_port_start(pdev, 0);
@@ -1030,7 +1029,7 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
ret = nvt_hw_detect(nvt);
if (ret)
- goto failure;
+ goto exit_free_dev_rdev;
/* Initialize CIR & CIR Wake Logical Devices */
nvt_efm_enable(nvt);
@@ -1045,7 +1044,7 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
/* Set up the rc device */
rdev->priv = nvt;
rdev->driver_type = RC_DRIVER_IR_RAW;
- rdev->allowed_protos = RC_TYPE_ALL;
+ rc_set_allowed_protocols(rdev, RC_BIT_ALL);
rdev->open = nvt_open;
rdev->close = nvt_close;
rdev->tx_ir = nvt_tx_ir;
@@ -1068,31 +1067,32 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
/* tx bits */
rdev->tx_resolution = XYZ;
#endif
+ nvt->rdev = rdev;
+
+ ret = rc_register_device(rdev);
+ if (ret)
+ goto exit_free_dev_rdev;
ret = -EBUSY;
/* now claim resources */
if (!request_region(nvt->cir_addr,
CIR_IOREG_LENGTH, NVT_DRIVER_NAME))
- goto failure;
+ goto exit_unregister_device;
if (request_irq(nvt->cir_irq, nvt_cir_isr, IRQF_SHARED,
NVT_DRIVER_NAME, (void *)nvt))
- goto failure2;
+ goto exit_release_cir_addr;
if (!request_region(nvt->cir_wake_addr,
CIR_IOREG_LENGTH, NVT_DRIVER_NAME))
- goto failure3;
+ goto exit_free_irq;
if (request_irq(nvt->cir_wake_irq, nvt_cir_wake_isr, IRQF_SHARED,
NVT_DRIVER_NAME, (void *)nvt))
- goto failure4;
-
- ret = rc_register_device(rdev);
- if (ret)
- goto failure5;
+ goto exit_release_cir_wake_addr;
device_init_wakeup(&pdev->dev, true);
- nvt->rdev = rdev;
+
nvt_pr(KERN_NOTICE, "driver has been successfully loaded\n");
if (debug) {
cir_dump_regs(nvt);
@@ -1101,22 +1101,23 @@ static int nvt_probe(struct pnp_dev *pdev, const struct pnp_device_id *dev_id)
return 0;
-failure5:
- free_irq(nvt->cir_wake_irq, nvt);
-failure4:
+exit_release_cir_wake_addr:
release_region(nvt->cir_wake_addr, CIR_IOREG_LENGTH);
-failure3:
+exit_free_irq:
free_irq(nvt->cir_irq, nvt);
-failure2:
+exit_release_cir_addr:
release_region(nvt->cir_addr, CIR_IOREG_LENGTH);
-failure:
+exit_unregister_device:
+ rc_unregister_device(rdev);
+ rdev = NULL;
+exit_free_dev_rdev:
rc_free_device(rdev);
kfree(nvt);
return ret;
}
-static void __devexit nvt_remove(struct pnp_dev *pdev)
+static void nvt_remove(struct pnp_dev *pdev)
{
struct nvt_dev *nvt = pnp_get_drvdata(pdev);
unsigned long flags;
@@ -1214,18 +1215,18 @@ static struct pnp_driver nvt_driver = {
.id_table = nvt_ids,
.flags = PNP_DRIVER_RES_DO_NOT_CHANGE,
.probe = nvt_probe,
- .remove = __devexit_p(nvt_remove),
+ .remove = nvt_remove,
.suspend = nvt_suspend,
.resume = nvt_resume,
.shutdown = nvt_shutdown,
};
-int nvt_init(void)
+static int nvt_init(void)
{
return pnp_register_driver(&nvt_driver);
}
-void nvt_exit(void)
+static void nvt_exit(void)
{
pnp_unregister_driver(&nvt_driver);
}