[PATCH] drivers/media: convert to dynamic input_dev allocation

Input: convert drivers/media to dynamic input_dev allocation

This is required for input_dev sysfs integration

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

6 files changed, 102 insertions, 84 deletions

diff --git a/drivers/media/video/bttvp.h b/drivers/media/video/bttvp.h
index 7a312f7..e0e7c7a 100644
--- a/drivers/media/video/bttvp.h
+++ b/drivers/media/video/bttvp.h
@@ -240,7 +240,7 @@ struct bttv_pll_info {
 
 /* for gpio-connected remote control */
 struct bttv_input {
-	struct input_dev      dev;
+	struct input_dev      *dev;
 	struct ir_input_state ir;
 	char                  name[32];
 	char                  phys[32];
diff --git a/drivers/media/video/cx88/cx88-input.c b/drivers/media/video/cx88/cx88-input.c
index d81b21d..c27fe4c3 100644
--- a/drivers/media/video/cx88/cx88-input.c
+++ b/drivers/media/video/cx88/cx88-input.c
@@ -260,7 +260,7 @@ static IR_KEYTAB_TYPE ir_codes_cinergy_1400[IR_KEYTAB_SIZE] = {
 
 struct cx88_IR {
 	struct cx88_core *core;
-	struct input_dev input;
+	struct input_dev *input;
 	struct ir_input_state ir;
 	char name[32];
 	char phys[32];
@@ -315,23 +315,23 @@ static void cx88_ir_handle_key(struct cx88_IR *ir)
 	if (ir->mask_keydown) {
 		/* bit set on keydown */
 		if (gpio & ir->mask_keydown) {
-			ir_input_keydown(&ir->input, &ir->ir, data, data);
+			ir_input_keydown(ir->input, &ir->ir, data, data);
 		} else {
-			ir_input_nokey(&ir->input, &ir->ir);
+			ir_input_nokey(ir->input, &ir->ir);
 		}
 
 	} else if (ir->mask_keyup) {
 		/* bit cleared on keydown */
 		if (0 == (gpio & ir->mask_keyup)) {
-			ir_input_keydown(&ir->input, &ir->ir, data, data);
+			ir_input_keydown(ir->input, &ir->ir, data, data);
 		} else {
-			ir_input_nokey(&ir->input, &ir->ir);
+			ir_input_nokey(ir->input, &ir->ir);
 		}
 
 	} else {
 		/* can't distinguish keydown/up :-/ */
-		ir_input_keydown(&ir->input, &ir->ir, data, data);
-		ir_input_nokey(&ir->input, &ir->ir);
+		ir_input_keydown(ir->input, &ir->ir, data, data);
+		ir_input_nokey(ir->input, &ir->ir);
 	}
 }
 
@@ -357,13 +357,19 @@ static void cx88_ir_work(void *data)
 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 {
 	struct cx88_IR *ir;
+	struct input_dev *input_dev;
 	IR_KEYTAB_TYPE *ir_codes = NULL;
 	int ir_type = IR_TYPE_OTHER;
 
-	ir = kmalloc(sizeof(*ir), GFP_KERNEL);
-	if (NULL == ir)
+	ir = kzalloc(sizeof(*ir), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!ir || !input_dev) {
+		kfree(ir);
+		input_free_device(input_dev);
 		return -ENOMEM;
-	memset(ir, 0, sizeof(*ir));
+	}
+
+	ir->input = input_dev;
 
 	/* detect & configure */
 	switch (core->board) {
@@ -425,6 +431,7 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 
 	if (NULL == ir_codes) {
 		kfree(ir);
+		input_free_device(input_dev);
 		return -ENODEV;
 	}
 
@@ -433,19 +440,19 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 		 cx88_boards[core->board].name);
 	snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0", pci_name(pci));
 
-	ir_input_init(&ir->input, &ir->ir, ir_type, ir_codes);
-	ir->input.name = ir->name;
-	ir->input.phys = ir->phys;
-	ir->input.id.bustype = BUS_PCI;
-	ir->input.id.version = 1;
+	ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
+	input_dev->name = ir->name;
+	input_dev->phys = ir->phys;
+	input_dev->id.bustype = BUS_PCI;
+	input_dev->id.version = 1;
 	if (pci->subsystem_vendor) {
-		ir->input.id.vendor = pci->subsystem_vendor;
-		ir->input.id.product = pci->subsystem_device;
+		input_dev->id.vendor = pci->subsystem_vendor;
+		input_dev->id.product = pci->subsystem_device;
 	} else {
-		ir->input.id.vendor = pci->vendor;
-		ir->input.id.product = pci->device;
+		input_dev->id.vendor = pci->vendor;
+		input_dev->id.product = pci->device;
 	}
-	ir->input.dev = &pci->dev;
+	input_dev->cdev.dev = &pci->dev;
 
 	/* record handles to ourself */
 	ir->core = core;
@@ -465,8 +472,7 @@ int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci)
 	}
 
 	/* all done */
-	input_register_device(&ir->input);
-	printk("%s: registered IR remote control\n", core->name);
+	input_register_device(ir->input);
 
 	return 0;
 }
@@ -484,7 +490,7 @@ int cx88_ir_fini(struct cx88_core *core)
 		flush_scheduled_work();
 	}
 
-	input_unregister_device(&ir->input);
+	input_unregister_device(ir->input);
 	kfree(ir);
 
 	/* done */
@@ -515,7 +521,7 @@ void cx88_ir_irq(struct cx88_core *core)
 	if (!ir->scount) {
 		/* nothing to sample */
 		if (ir->ir.keypressed && time_after(jiffies, ir->release))
-			ir_input_nokey(&ir->input, &ir->ir);
+			ir_input_nokey(ir->input, &ir->ir);
 		return;
 	}
 
@@ -557,7 +563,7 @@ void cx88_ir_irq(struct cx88_core *core)
 
 		ir_dprintk("Key Code: %x\n", (ircode >> 16) & 0x7f);
 
-		ir_input_keydown(&ir->input, &ir->ir, (ircode >> 16) & 0x7f, (ircode >> 16) & 0xff);
+		ir_input_keydown(ir->input, &ir->ir, (ircode >> 16) & 0x7f, (ircode >> 16) & 0xff);
 		ir->release = jiffies + msecs_to_jiffies(120);
 		break;
 	case CX88_BOARD_HAUPPAUGE:
@@ -566,7 +572,7 @@ void cx88_ir_irq(struct cx88_core *core)
 		ir_dprintk("biphase decoded: %x\n", ircode);
 		if ((ircode & 0xfffff000) != 0x3000)
 			break;
-		ir_input_keydown(&ir->input, &ir->ir, ircode & 0x3f, ircode);
+		ir_input_keydown(ir->input, &ir->ir, ircode & 0x3f, ircode);
 		ir->release = jiffies + msecs_to_jiffies(120);
 		break;
 	}
diff --git a/drivers/media/video/ir-kbd-gpio.c b/drivers/media/video/ir-kbd-gpio.c
index cf292da..234151e 100644
--- a/drivers/media/video/ir-kbd-gpio.c
+++ b/drivers/media/video/ir-kbd-gpio.c
@@ -158,7 +158,7 @@ static IR_KEYTAB_TYPE ir_codes_apac_viewcomp[IR_KEYTAB_SIZE] = {
 
 struct IR {
 	struct bttv_sub_device  *sub;
-	struct input_dev        input;
+	struct input_dev        *input;
 	struct ir_input_state   ir;
 	char                    name[32];
 	char                    phys[32];
@@ -217,23 +217,23 @@ static void ir_handle_key(struct IR *ir)
 	if (ir->mask_keydown) {
 		/* bit set on keydown */
 		if (gpio & ir->mask_keydown) {
-			ir_input_keydown(&ir->input,&ir->ir,data,data);
+			ir_input_keydown(ir->input, &ir->ir, data, data);
 		} else {
-			ir_input_nokey(&ir->input,&ir->ir);
+			ir_input_nokey(ir->input, &ir->ir);
 		}
 
 	} else if (ir->mask_keyup) {
 		/* bit cleared on keydown */
 		if (0 == (gpio & ir->mask_keyup)) {
-			ir_input_keydown(&ir->input,&ir->ir,data,data);
+			ir_input_keydown(ir->input, &ir->ir, data, data);
 		} else {
-			ir_input_nokey(&ir->input,&ir->ir);
+			ir_input_nokey(ir->input, &ir->ir);
 		}
 
 	} else {
 		/* can't disturgissh keydown/up :-/ */
-		ir_input_keydown(&ir->input,&ir->ir,data,data);
-		ir_input_nokey(&ir->input,&ir->ir);
+		ir_input_keydown(ir->input, &ir->ir, data, data);
+		ir_input_nokey(ir->input, &ir->ir);
 	}
 }
 
@@ -268,13 +268,17 @@ static int ir_probe(struct device *dev)
 {
 	struct bttv_sub_device *sub = to_bttv_sub_dev(dev);
 	struct IR *ir;
+	struct input_dev *input_dev;
 	IR_KEYTAB_TYPE *ir_codes = NULL;
 	int ir_type = IR_TYPE_OTHER;
 
-	ir = kmalloc(sizeof(*ir),GFP_KERNEL);
-	if (NULL == ir)
+	ir = kzalloc(sizeof(*ir), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!ir || !input_dev) {
+		kfree(ir);
+		input_free_device(input_dev);
 		return -ENOMEM;
-	memset(ir,0,sizeof(*ir));
+	}
 
 	/* detect & configure */
 	switch (sub->core->type) {
@@ -328,6 +332,7 @@ static int ir_probe(struct device *dev)
 	}
 	if (NULL == ir_codes) {
 		kfree(ir);
+		input_free_device(input_dev);
 		return -ENODEV;
 	}
 
@@ -341,19 +346,19 @@ static int ir_probe(struct device *dev)
 	snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
 		 pci_name(sub->core->pci));
 
-	ir_input_init(&ir->input, &ir->ir, ir_type, ir_codes);
-	ir->input.name = ir->name;
-	ir->input.phys = ir->phys;
-	ir->input.id.bustype = BUS_PCI;
-	ir->input.id.version = 1;
+	ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
+	input_dev->name = ir->name;
+	input_dev->phys = ir->phys;
+	input_dev->id.bustype = BUS_PCI;
+	input_dev->id.version = 1;
 	if (sub->core->pci->subsystem_vendor) {
-		ir->input.id.vendor  = sub->core->pci->subsystem_vendor;
-		ir->input.id.product = sub->core->pci->subsystem_device;
+		input_dev->id.vendor  = sub->core->pci->subsystem_vendor;
+		input_dev->id.product = sub->core->pci->subsystem_device;
 	} else {
-		ir->input.id.vendor  = sub->core->pci->vendor;
-		ir->input.id.product = sub->core->pci->device;
+		input_dev->id.vendor  = sub->core->pci->vendor;
+		input_dev->id.product = sub->core->pci->device;
 	}
-	ir->input.dev = &sub->core->pci->dev;
+	input_dev->cdev.dev = &sub->core->pci->dev;
 
 	if (ir->polling) {
 		INIT_WORK(&ir->work, ir_work, ir);
@@ -364,9 +369,8 @@ static int ir_probe(struct device *dev)
 	}
 
 	/* all done */
-	dev_set_drvdata(dev,ir);
-	input_register_device(&ir->input);
-	printk(DEVNAME ": %s detected at %s\n",ir->input.name,ir->input.phys);
+	dev_set_drvdata(dev, ir);
+	input_register_device(ir->input);
 
 	return 0;
 }
@@ -380,7 +384,7 @@ static int ir_remove(struct device *dev)
 		flush_scheduled_work();
 	}
 
-	input_unregister_device(&ir->input);
+	input_unregister_device(ir->input);
 	kfree(ir);
 	return 0;
 }
diff --git a/drivers/media/video/ir-kbd-i2c.c b/drivers/media/video/ir-kbd-i2c.c
index 67105b9..9703d3d 100644
--- a/drivers/media/video/ir-kbd-i2c.c
+++ b/drivers/media/video/ir-kbd-i2c.c
@@ -121,10 +121,9 @@ static IR_KEYTAB_TYPE ir_codes_purpletv[IR_KEYTAB_SIZE] = {
 
 };
 
-struct IR;
 struct IR {
 	struct i2c_client      c;
-	struct input_dev       input;
+	struct input_dev       *input;
 	struct ir_input_state  ir;
 
 	struct work_struct     work;
@@ -271,9 +270,9 @@ static void ir_key_poll(struct IR *ir)
 	}
 
 	if (0 == rc) {
-		ir_input_nokey(&ir->input,&ir->ir);
+		ir_input_nokey(ir->input, &ir->ir);
 	} else {
-		ir_input_keydown(&ir->input,&ir->ir, ir_key, ir_raw);
+		ir_input_keydown(ir->input, &ir->ir, ir_key, ir_raw);
 	}
 }
 
@@ -318,11 +317,18 @@ static int ir_attach(struct i2c_adapter *adap, int addr,
 	char *name;
 	int ir_type;
         struct IR *ir;
+	struct input_dev *input_dev;
 
-        if (NULL == (ir = kmalloc(sizeof(struct IR),GFP_KERNEL)))
+	ir = kzalloc(sizeof(struct IR), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!ir || !input_dev) {
+		kfree(ir);
+		input_free_device(input_dev);
                 return -ENOMEM;
-	memset(ir,0,sizeof(*ir));
+	}
+
 	ir->c = client_template;
+	ir->input = input_dev;
 
 	i2c_set_clientdata(&ir->c, ir);
 	ir->c.adapter = adap;
@@ -375,13 +381,12 @@ static int ir_attach(struct i2c_adapter *adap, int addr,
 		 ir->c.dev.bus_id);
 
 	/* init + register input device */
-	ir_input_init(&ir->input,&ir->ir,ir_type,ir_codes);
-	ir->input.id.bustype = BUS_I2C;
-	ir->input.name       = ir->c.name;
-	ir->input.phys       = ir->phys;
-	input_register_device(&ir->input);
-	printk(DEVNAME ": %s detected at %s [%s]\n",
-	       ir->input.name,ir->input.phys,adap->name);
+	ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
+	input_dev->id.bustype	= BUS_I2C;
+	input_dev->name		= ir->c.name;
+	input_dev->phys		= ir->phys;
+
+	input_register_device(ir->input);
 
 	/* start polling via eventd */
 	INIT_WORK(&ir->work, ir_work, ir);
@@ -402,7 +407,7 @@ static int ir_detach(struct i2c_client *client)
 	flush_scheduled_work();
 
 	/* unregister devices */
-	input_unregister_device(&ir->input);
+	input_unregister_device(ir->input);
 	i2c_detach_client(&ir->c);
 
 	/* free memory */
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c
index 1f456c4..242cb23 100644
--- a/drivers/media/video/saa7134/saa7134-input.c
+++ b/drivers/media/video/saa7134/saa7134-input.c
@@ -425,9 +425,9 @@ static int build_key(struct saa7134_dev *dev)
 
 	if ((ir->mask_keydown  &&  (0 != (gpio & ir->mask_keydown))) ||
 	    (ir->mask_keyup    &&  (0 == (gpio & ir->mask_keyup)))) {
-		ir_input_keydown(&ir->dev,&ir->ir,data,data);
+		ir_input_keydown(ir->dev, &ir->ir, data, data);
 	} else {
-		ir_input_nokey(&ir->dev,&ir->ir);
+		ir_input_nokey(ir->dev, &ir->ir);
 	}
 	return 0;
 }
@@ -456,6 +456,7 @@ static void saa7134_input_timer(unsigned long data)
 int saa7134_input_init1(struct saa7134_dev *dev)
 {
 	struct saa7134_ir *ir;
+	struct input_dev *input_dev;
 	IR_KEYTAB_TYPE *ir_codes = NULL;
 	u32 mask_keycode = 0;
 	u32 mask_keydown = 0;
@@ -535,10 +536,13 @@ int saa7134_input_init1(struct saa7134_dev *dev)
 		return -ENODEV;
 	}
 
-	ir = kmalloc(sizeof(*ir),GFP_KERNEL);
-	if (NULL == ir)
+	ir = kzalloc(sizeof(*ir), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!ir || !input_dev) {
+		kfree(ir);
+		input_free_device(input_dev);
 		return -ENOMEM;
-	memset(ir,0,sizeof(*ir));
+	}
 
 	/* init hardware-specific stuff */
 	ir->mask_keycode = mask_keycode;
@@ -552,19 +556,19 @@ int saa7134_input_init1(struct saa7134_dev *dev)
 	snprintf(ir->phys, sizeof(ir->phys), "pci-%s/ir0",
 		 pci_name(dev->pci));
 
-	ir_input_init(&ir->dev, &ir->ir, ir_type, ir_codes);
-	ir->dev.name = ir->name;
-	ir->dev.phys = ir->phys;
-	ir->dev.id.bustype = BUS_PCI;
-	ir->dev.id.version = 1;
+	ir_input_init(input_dev, &ir->ir, ir_type, ir_codes);
+	input_dev->name = ir->name;
+	input_dev->phys = ir->phys;
+	input_dev->id.bustype = BUS_PCI;
+	input_dev->id.version = 1;
 	if (dev->pci->subsystem_vendor) {
-		ir->dev.id.vendor  = dev->pci->subsystem_vendor;
-		ir->dev.id.product = dev->pci->subsystem_device;
+		input_dev->id.vendor  = dev->pci->subsystem_vendor;
+		input_dev->id.product = dev->pci->subsystem_device;
 	} else {
-		ir->dev.id.vendor  = dev->pci->vendor;
-		ir->dev.id.product = dev->pci->device;
+		input_dev->id.vendor  = dev->pci->vendor;
+		input_dev->id.product = dev->pci->device;
 	}
-	ir->dev.dev = &dev->pci->dev;
+	input_dev->cdev.dev = &dev->pci->dev;
 
 	/* all done */
 	dev->remote = ir;
@@ -576,8 +580,7 @@ int saa7134_input_init1(struct saa7134_dev *dev)
 		add_timer(&ir->timer);
 	}
 
-	input_register_device(&dev->remote->dev);
-	printk("%s: registered input device for IR\n",dev->name);
+	input_register_device(ir->dev);
 	return 0;
 }
 
@@ -586,9 +589,9 @@ void saa7134_input_fini(struct saa7134_dev *dev)
 	if (NULL == dev->remote)
 		return;
 
-	input_unregister_device(&dev->remote->dev);
 	if (dev->remote->polling)
 		del_timer_sync(&dev->remote->timer);
+	input_unregister_device(dev->remote->dev);
 	kfree(dev->remote);
 	dev->remote = NULL;
 }
diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h
index 3ea0914..860b895 100644
--- a/drivers/media/video/saa7134/saa7134.h
+++ b/drivers/media/video/saa7134/saa7134.h
@@ -351,7 +351,7 @@ struct saa7134_oss {
 
 /* IR input */
 struct saa7134_ir {
-	struct input_dev           dev;
+	struct input_dev           *dev;
 	struct ir_input_state      ir;
 	char                       name[32];
 	char                       phys[32];