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path: root/drivers/media/dvb/dm1105/dm1105.c
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Diffstat (limited to 'drivers/media/dvb/dm1105/dm1105.c')
-rw-r--r--drivers/media/dvb/dm1105/dm1105.c204
1 files changed, 74 insertions, 130 deletions
diff --git a/drivers/media/dvb/dm1105/dm1105.c b/drivers/media/dvb/dm1105/dm1105.c
index f48f73aff19..5b20cf5a29f 100644
--- a/drivers/media/dvb/dm1105/dm1105.c
+++ b/drivers/media/dvb/dm1105/dm1105.c
@@ -156,46 +156,12 @@ MODULE_PARM_DESC(ir_debug, "enable debugging information for IR decoding");
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
-static u16 ir_codes_dm1105_nec[128] = {
- [0x0a] = KEY_Q, /*power*/
- [0x0c] = KEY_M, /*mute*/
- [0x11] = KEY_1,
- [0x12] = KEY_2,
- [0x13] = KEY_3,
- [0x14] = KEY_4,
- [0x15] = KEY_5,
- [0x16] = KEY_6,
- [0x17] = KEY_7,
- [0x18] = KEY_8,
- [0x19] = KEY_9,
- [0x10] = KEY_0,
- [0x1c] = KEY_PAGEUP, /*ch+*/
- [0x0f] = KEY_PAGEDOWN, /*ch-*/
- [0x1a] = KEY_O, /*vol+*/
- [0x0e] = KEY_Z, /*vol-*/
- [0x04] = KEY_R, /*rec*/
- [0x09] = KEY_D, /*fav*/
- [0x08] = KEY_BACKSPACE, /*rewind*/
- [0x07] = KEY_A, /*fast*/
- [0x0b] = KEY_P, /*pause*/
- [0x02] = KEY_ESC, /*cancel*/
- [0x03] = KEY_G, /*tab*/
- [0x00] = KEY_UP, /*up*/
- [0x1f] = KEY_ENTER, /*ok*/
- [0x01] = KEY_DOWN, /*down*/
- [0x05] = KEY_C, /*cap*/
- [0x06] = KEY_S, /*stop*/
- [0x40] = KEY_F, /*full*/
- [0x1e] = KEY_W, /*tvmode*/
- [0x1b] = KEY_B, /*recall*/
-};
-
/* infrared remote control */
struct infrared {
- u16 key_map[128];
struct input_dev *input_dev;
+ struct ir_input_state ir;
char input_phys[32];
- struct tasklet_struct ir_tasklet;
+ struct work_struct work;
u32 ir_command;
};
@@ -220,10 +186,14 @@ struct dm1105dvb {
/* i2c */
struct i2c_adapter i2c_adap;
+ /* irq */
+ struct work_struct work;
+
/* dma */
dma_addr_t dma_addr;
unsigned char *ts_buf;
u32 wrp;
+ u32 nextwrp;
u32 buffer_size;
unsigned int PacketErrorCount;
unsigned int dmarst;
@@ -233,8 +203,6 @@ struct dm1105dvb {
#define dm_io_mem(reg) ((unsigned long)(&dm1105dvb->io_mem[reg]))
-static struct dm1105dvb *dm1105dvb_local;
-
static int dm1105_i2c_xfer(struct i2c_adapter *i2c_adap,
struct i2c_msg *msgs, int num)
{
@@ -407,38 +375,61 @@ static int dm1105dvb_stop_feed(struct dvb_demux_feed *f)
return 0;
}
-/* ir tasklet */
-static void dm1105_emit_key(unsigned long parm)
+/* ir work handler */
+static void dm1105_emit_key(struct work_struct *work)
{
- struct infrared *ir = (struct infrared *) parm;
+ struct infrared *ir = container_of(work, struct infrared, work);
u32 ircom = ir->ir_command;
u8 data;
- u16 keycode;
+
+ if (ir_debug)
+ printk(KERN_INFO "%s: received byte 0x%04x\n", __func__, ircom);
data = (ircom >> 8) & 0x7f;
- input_event(ir->input_dev, EV_MSC, MSC_RAW, (0x0000f8 << 16) | data);
- input_event(ir->input_dev, EV_MSC, MSC_SCAN, data);
- keycode = ir->key_map[data];
+ ir_input_keydown(ir->input_dev, &ir->ir, data, data);
+ ir_input_nokey(ir->input_dev, &ir->ir);
+}
- if (!keycode)
- return;
+/* work handler */
+static void dm1105_dmx_buffer(struct work_struct *work)
+{
+ struct dm1105dvb *dm1105dvb =
+ container_of(work, struct dm1105dvb, work);
+ unsigned int nbpackets;
+ u32 oldwrp = dm1105dvb->wrp;
+ u32 nextwrp = dm1105dvb->nextwrp;
+
+ if (!((dm1105dvb->ts_buf[oldwrp] == 0x47) &&
+ (dm1105dvb->ts_buf[oldwrp + 188] == 0x47) &&
+ (dm1105dvb->ts_buf[oldwrp + 188 * 2] == 0x47))) {
+ dm1105dvb->PacketErrorCount++;
+ /* bad packet found */
+ if ((dm1105dvb->PacketErrorCount >= 2) &&
+ (dm1105dvb->dmarst == 0)) {
+ outb(1, dm_io_mem(DM1105_RST));
+ dm1105dvb->wrp = 0;
+ dm1105dvb->PacketErrorCount = 0;
+ dm1105dvb->dmarst = 0;
+ return;
+ }
+ }
- input_event(ir->input_dev, EV_KEY, keycode, 1);
- input_sync(ir->input_dev);
- input_event(ir->input_dev, EV_KEY, keycode, 0);
- input_sync(ir->input_dev);
+ if (nextwrp < oldwrp) {
+ memcpy(dm1105dvb->ts_buf + dm1105dvb->buffer_size,
+ dm1105dvb->ts_buf, nextwrp);
+ nbpackets = ((dm1105dvb->buffer_size - oldwrp) + nextwrp) / 188;
+ } else
+ nbpackets = (nextwrp - oldwrp) / 188;
+ dm1105dvb->wrp = nextwrp;
+ dvb_dmx_swfilter_packets(&dm1105dvb->demux,
+ &dm1105dvb->ts_buf[oldwrp], nbpackets);
}
static irqreturn_t dm1105dvb_irq(int irq, void *dev_id)
{
struct dm1105dvb *dm1105dvb = dev_id;
- unsigned int piece;
- unsigned int nbpackets;
- u32 command;
- u32 nextwrp;
- u32 oldwrp;
/* Read-Write INSTS Ack's Interrupt for DM1105 chip 16.03.2008 */
unsigned int intsts = inb(dm_io_mem(DM1105_INTSTS));
@@ -447,71 +438,25 @@ static irqreturn_t dm1105dvb_irq(int irq, void *dev_id)
switch (intsts) {
case INTSTS_TSIRQ:
case (INTSTS_TSIRQ | INTSTS_IR):
- nextwrp = inl(dm_io_mem(DM1105_WRP)) -
- inl(dm_io_mem(DM1105_STADR)) ;
- oldwrp = dm1105dvb->wrp;
- spin_lock(&dm1105dvb->lock);
- if (!((dm1105dvb->ts_buf[oldwrp] == 0x47) &&
- (dm1105dvb->ts_buf[oldwrp + 188] == 0x47) &&
- (dm1105dvb->ts_buf[oldwrp + 188 * 2] == 0x47))) {
- dm1105dvb->PacketErrorCount++;
- /* bad packet found */
- if ((dm1105dvb->PacketErrorCount >= 2) &&
- (dm1105dvb->dmarst == 0)) {
- outb(1, dm_io_mem(DM1105_RST));
- dm1105dvb->wrp = 0;
- dm1105dvb->PacketErrorCount = 0;
- dm1105dvb->dmarst = 0;
- spin_unlock(&dm1105dvb->lock);
- return IRQ_HANDLED;
- }
- }
- if (nextwrp < oldwrp) {
- piece = dm1105dvb->buffer_size - oldwrp;
- memcpy(dm1105dvb->ts_buf + dm1105dvb->buffer_size, dm1105dvb->ts_buf, nextwrp);
- nbpackets = (piece + nextwrp)/188;
- } else {
- nbpackets = (nextwrp - oldwrp)/188;
- }
- dvb_dmx_swfilter_packets(&dm1105dvb->demux, &dm1105dvb->ts_buf[oldwrp], nbpackets);
- dm1105dvb->wrp = nextwrp;
- spin_unlock(&dm1105dvb->lock);
+ dm1105dvb->nextwrp = inl(dm_io_mem(DM1105_WRP)) -
+ inl(dm_io_mem(DM1105_STADR));
+ schedule_work(&dm1105dvb->work);
break;
case INTSTS_IR:
- command = inl(dm_io_mem(DM1105_IRCODE));
- if (ir_debug)
- printk("dm1105: received byte 0x%04x\n", command);
-
- dm1105dvb->ir.ir_command = command;
- tasklet_schedule(&dm1105dvb->ir.ir_tasklet);
+ dm1105dvb->ir.ir_command = inl(dm_io_mem(DM1105_IRCODE));
+ schedule_work(&dm1105dvb->ir.work);
break;
}
- return IRQ_HANDLED;
-
-
-}
-
-/* register with input layer */
-static void input_register_keys(struct infrared *ir)
-{
- int i;
- memset(ir->input_dev->keybit, 0, sizeof(ir->input_dev->keybit));
-
- for (i = 0; i < ARRAY_SIZE(ir->key_map); i++)
- set_bit(ir->key_map[i], ir->input_dev->keybit);
-
- ir->input_dev->keycode = ir->key_map;
- ir->input_dev->keycodesize = sizeof(ir->key_map[0]);
- ir->input_dev->keycodemax = ARRAY_SIZE(ir->key_map);
+ return IRQ_HANDLED;
}
int __devinit dm1105_ir_init(struct dm1105dvb *dm1105)
{
struct input_dev *input_dev;
- int err;
-
- dm1105dvb_local = dm1105;
+ IR_KEYTAB_TYPE *ir_codes = ir_codes_dm1105_nec;
+ int ir_type = IR_TYPE_OTHER;
+ int err = -ENOMEM;
input_dev = input_allocate_device();
if (!input_dev)
@@ -521,12 +466,11 @@ int __devinit dm1105_ir_init(struct dm1105dvb *dm1105)
snprintf(dm1105->ir.input_phys, sizeof(dm1105->ir.input_phys),
"pci-%s/ir0", pci_name(dm1105->pdev));
- input_dev->evbit[0] = BIT(EV_KEY);
+ ir_input_init(input_dev, &dm1105->ir.ir, ir_type, ir_codes);
input_dev->name = "DVB on-card IR receiver";
-
input_dev->phys = dm1105->ir.input_phys;
input_dev->id.bustype = BUS_PCI;
- input_dev->id.version = 2;
+ input_dev->id.version = 1;
if (dm1105->pdev->subsystem_vendor) {
input_dev->id.vendor = dm1105->pdev->subsystem_vendor;
input_dev->id.product = dm1105->pdev->subsystem_device;
@@ -534,25 +478,22 @@ int __devinit dm1105_ir_init(struct dm1105dvb *dm1105)
input_dev->id.vendor = dm1105->pdev->vendor;
input_dev->id.product = dm1105->pdev->device;
}
+
input_dev->dev.parent = &dm1105->pdev->dev;
- /* initial keymap */
- memcpy(dm1105->ir.key_map, ir_codes_dm1105_nec, sizeof dm1105->ir.key_map);
- input_register_keys(&dm1105->ir);
+
+ INIT_WORK(&dm1105->ir.work, dm1105_emit_key);
+
err = input_register_device(input_dev);
if (err) {
input_free_device(input_dev);
return err;
}
- tasklet_init(&dm1105->ir.ir_tasklet, dm1105_emit_key, (unsigned long) &dm1105->ir);
-
return 0;
}
-
void __devexit dm1105_ir_exit(struct dm1105dvb *dm1105)
{
- tasklet_kill(&dm1105->ir.ir_tasklet);
input_unregister_device(dm1105->ir.input_dev);
}
@@ -710,7 +651,7 @@ static int __devinit dm1105_probe(struct pci_dev *pdev,
dm1105dvb = kzalloc(sizeof(struct dm1105dvb), GFP_KERNEL);
if (!dm1105dvb)
- goto out;
+ return -ENOMEM;
dm1105dvb->pdev = pdev;
dm1105dvb->buffer_size = 5 * DM1105_DMA_BYTES;
@@ -740,13 +681,9 @@ static int __devinit dm1105_probe(struct pci_dev *pdev,
spin_lock_init(&dm1105dvb->lock);
pci_set_drvdata(pdev, dm1105dvb);
- ret = request_irq(pdev->irq, dm1105dvb_irq, IRQF_SHARED, DRIVER_NAME, dm1105dvb);
- if (ret < 0)
- goto err_pci_iounmap;
-
ret = dm1105dvb_hw_init(dm1105dvb);
if (ret < 0)
- goto err_free_irq;
+ goto err_pci_iounmap;
/* i2c */
i2c_set_adapdata(&dm1105dvb->i2c_adap, dm1105dvb);
@@ -813,8 +750,15 @@ static int __devinit dm1105_probe(struct pci_dev *pdev,
dvb_net_init(dvb_adapter, &dm1105dvb->dvbnet, dmx);
dm1105_ir_init(dm1105dvb);
-out:
- return ret;
+
+ INIT_WORK(&dm1105dvb->work, dm1105_dmx_buffer);
+
+ ret = request_irq(pdev->irq, dm1105dvb_irq, IRQF_SHARED,
+ DRIVER_NAME, dm1105dvb);
+ if (ret < 0)
+ goto err_free_irq;
+
+ return 0;
err_disconnect_frontend:
dmx->disconnect_frontend(dmx);
@@ -843,7 +787,7 @@ err_pci_disable_device:
err_kfree:
pci_set_drvdata(pdev, NULL);
kfree(dm1105dvb);
- goto out;
+ return ret;
}
static void __devexit dm1105_remove(struct pci_dev *pdev)