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Commit 5c7b0531 authored by Samuel Ortiz's avatar Samuel Ortiz Committed by John W. Linville
Browse files

NFC: Add initial Sony RC-S360 support to pn533 



Sony RC-S360 is also known as the Sony PaSoRi contactless reader.
Only type 2, 3 and 4 tag reading is supported at the moment.

Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent c66433dc

drivers/nfc/pn533.c

+181 −38
Original line number Diff line number Diff line
@@ -38,9 +38,42 @@ 
#define SCM_VENDOR_ID 0x4E6

#define SCL3711_PRODUCT_ID 0x5591



#define SONY_VENDOR_ID         0x054c

#define PASORI_PRODUCT_ID      0x02e1



#define PN533_QUIRKS_TYPE_A          BIT(0)

#define PN533_QUIRKS_TYPE_F          BIT(1)

#define PN533_QUIRKS_DEP             BIT(2)

#define PN533_QUIRKS_RAW_EXCHANGE    BIT(3)



#define PN533_DEVICE_STD    0x1

#define PN533_DEVICE_PASORI 0x2



#define PN533_ALL_PROTOCOLS (NFC_PROTO_JEWEL_MASK | NFC_PROTO_MIFARE_MASK \

			     | NFC_PROTO_FELICA_MASK | NFC_PROTO_ISO14443_MASK \

			     | NFC_PROTO_NFC_DEP_MASK)



#define PN533_NO_TYPE_B_PROTOCOLS (NFC_PROTO_JEWEL_MASK | \

				   NFC_PROTO_MIFARE_MASK | \

				   NFC_PROTO_FELICA_MASK | \

				   NFC_PROTO_NFC_DEP_MASK)



static const struct usb_device_id pn533_table[] = {

	{ USB_DEVICE(PN533_VENDOR_ID, PN533_PRODUCT_ID) },

	{ USB_DEVICE(SCM_VENDOR_ID, SCL3711_PRODUCT_ID) },

	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE,

	  .idVendor		= PN533_VENDOR_ID,

	  .idProduct		= PN533_PRODUCT_ID,

	  .driver_info		= PN533_DEVICE_STD,

	},

	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE,

	  .idVendor		= SCM_VENDOR_ID,

	  .idProduct		= SCL3711_PRODUCT_ID,

	  .driver_info		= PN533_DEVICE_STD,

	},

	{ .match_flags		= USB_DEVICE_ID_MATCH_DEVICE,

	  .idVendor		= SONY_VENDOR_ID,

	  .idProduct		= PASORI_PRODUCT_ID,

	  .driver_info		= PN533_DEVICE_PASORI,

	},

	{ }

};

MODULE_DEVICE_TABLE(usb, pn533_table);
@@ -72,6 +105,7 @@ MODULE_DEVICE_TABLE(usb, pn533_table); 
#define PN533_CMD_GET_FIRMWARE_VERSION 0x02

#define PN533_CMD_RF_CONFIGURATION 0x32

#define PN533_CMD_IN_DATA_EXCHANGE 0x40

#define PN533_CMD_IN_COMM_THRU     0x42

#define PN533_CMD_IN_LIST_PASSIVE_TARGET 0x4A

#define PN533_CMD_IN_ATR 0x50

#define PN533_CMD_IN_RELEASE 0x52
@@ -109,6 +143,7 @@ struct pn533_fw_version { 
/* PN533_CMD_RF_CONFIGURATION */

#define PN533_CFGITEM_TIMING 0x02

#define PN533_CFGITEM_MAX_RETRIES 0x05

#define PN533_CFGITEM_PASORI 0x82



#define PN533_CONFIG_TIMING_102 0xb

#define PN533_CONFIG_TIMING_204 0xc
@@ -344,6 +379,8 @@ struct pn533 { 
	u8 tgt_available_prots;

	u8 tgt_active_prot;

	u8 tgt_mode;



	u32 device_type;

};



struct pn533_frame {
@@ -1768,13 +1805,31 @@ static int pn533_build_tx_frame(struct pn533 *dev, struct sk_buff *skb, 
	}



	if (target == true) {

		switch (dev->device_type) {

		case PN533_DEVICE_STD:

			skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN);

			out_frame = (struct pn533_frame *) skb->data;



		pn533_tx_frame_init(out_frame, PN533_CMD_IN_DATA_EXCHANGE);

			pn533_tx_frame_init(out_frame,

					    PN533_CMD_IN_DATA_EXCHANGE);

			tg = 1;

		memcpy(PN533_FRAME_CMD_PARAMS_PTR(out_frame), &tg, sizeof(u8));

			memcpy(PN533_FRAME_CMD_PARAMS_PTR(out_frame),

			       &tg, sizeof(u8));

			out_frame->datalen += sizeof(u8);

			break;



		case PN533_DEVICE_PASORI:

			skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN - 1);

			out_frame = (struct pn533_frame *) skb->data;

			pn533_tx_frame_init(out_frame, PN533_CMD_IN_COMM_THRU);



			break;



		default:

			nfc_dev_err(&dev->interface->dev,

				    "Unknown device type %d", dev->device_type);

			return -EINVAL;

		}



	} else {

		skb_push(skb, PN533_CMD_DATAEXCH_HEAD_LEN - 1);

		out_frame = (struct pn533_frame *) skb->data;
@@ -2101,7 +2156,28 @@ static int pn533_set_configuration(struct pn533 *dev, u8 cfgitem, u8 *cfgdata, 
	return rc;

}



struct nfc_ops pn533_nfc_ops = {

static int pn533_fw_reset(struct pn533 *dev)

{

	int rc;

	u8 *params;



	nfc_dev_dbg(&dev->interface->dev, "%s", __func__);



	pn533_tx_frame_init(dev->out_frame, 0x18);



	params = PN533_FRAME_CMD_PARAMS_PTR(dev->out_frame);

	params[0] = 0x1;

	dev->out_frame->datalen += 1;



	pn533_tx_frame_finish(dev->out_frame);



	rc = pn533_send_cmd_frame_sync(dev, dev->out_frame, dev->in_frame,

				       dev->in_maxlen);



	return rc;

}



static struct nfc_ops pn533_nfc_ops = {

	.dev_up = NULL,

	.dev_down = NULL,

	.dep_link_up = pn533_dep_link_up,
@@ -2114,6 +2190,84 @@ struct nfc_ops pn533_nfc_ops = { 
	.tm_send = pn533_tm_send,

};



static int pn533_setup(struct pn533 *dev)

{

	struct pn533_config_max_retries max_retries;

	struct pn533_config_timing timing;

	u8 pasori_cfg[3] = {0x08, 0x01, 0x08};

	int rc;



	switch (dev->device_type) {

	case PN533_DEVICE_STD:

		max_retries.mx_rty_atr = PN533_CONFIG_MAX_RETRIES_ENDLESS;

		max_retries.mx_rty_psl = 2;

		max_retries.mx_rty_passive_act =

			PN533_CONFIG_MAX_RETRIES_NO_RETRY;



		timing.rfu = PN533_CONFIG_TIMING_102;

		timing.atr_res_timeout = PN533_CONFIG_TIMING_204;

		timing.dep_timeout = PN533_CONFIG_TIMING_409;



		break;



	case PN533_DEVICE_PASORI:

		max_retries.mx_rty_atr = 0x2;

		max_retries.mx_rty_psl = 0x1;

		max_retries.mx_rty_passive_act =

			PN533_CONFIG_MAX_RETRIES_NO_RETRY;



		timing.rfu = PN533_CONFIG_TIMING_102;

		timing.atr_res_timeout = PN533_CONFIG_TIMING_102;

		timing.dep_timeout = PN533_CONFIG_TIMING_204;



		break;



	default:

		nfc_dev_err(&dev->interface->dev, "Unknown device type %d\n",

			    dev->device_type);

		return -EINVAL;

	}



	rc = pn533_set_configuration(dev, PN533_CFGITEM_MAX_RETRIES,

				     (u8 *)&max_retries, sizeof(max_retries));

	if (rc) {

		nfc_dev_err(&dev->interface->dev,

			    "Error on setting MAX_RETRIES config");

		return rc;

	}





	rc = pn533_set_configuration(dev, PN533_CFGITEM_TIMING,

				     (u8 *)&timing, sizeof(timing));

	if (rc) {

		nfc_dev_err(&dev->interface->dev,

			    "Error on setting RF timings");

		return rc;

	}



	switch (dev->device_type) {

	case PN533_DEVICE_STD:

		break;



	case PN533_DEVICE_PASORI:

		pn533_fw_reset(dev);



		rc = pn533_set_configuration(dev, PN533_CFGITEM_PASORI,

					     pasori_cfg, 3);

		if (rc) {

			nfc_dev_err(&dev->interface->dev,

				    "Error while settings PASORI config");

			return rc;

		}



		pn533_fw_reset(dev);



		break;

	}



	return 0;

}



static int pn533_probe(struct usb_interface *interface,

			const struct usb_device_id *id)

{
@@ -2121,8 +2275,6 @@ static int pn533_probe(struct usb_interface *interface, 
	struct pn533 *dev;

	struct usb_host_interface *iface_desc;

	struct usb_endpoint_descriptor *endpoint;

	struct pn533_config_max_retries max_retries;

	struct pn533_config_timing timing;

	int in_endpoint = 0;

	int out_endpoint = 0;

	int rc = -ENOMEM;
@@ -2208,10 +2360,22 @@ static int pn533_probe(struct usb_interface *interface, 
	nfc_dev_info(&dev->interface->dev, "NXP PN533 firmware ver %d.%d now"

					" attached", fw_ver->ver, fw_ver->rev);



	protocols = NFC_PROTO_JEWEL_MASK

			| NFC_PROTO_MIFARE_MASK | NFC_PROTO_FELICA_MASK

			| NFC_PROTO_ISO14443_MASK

			| NFC_PROTO_NFC_DEP_MASK;

	dev->device_type = id->driver_info;

	switch (dev->device_type) {

	case PN533_DEVICE_STD:

		protocols = PN533_ALL_PROTOCOLS;

		break;



	case PN533_DEVICE_PASORI:

		protocols = PN533_NO_TYPE_B_PROTOCOLS;

		break;



	default:

		nfc_dev_err(&dev->interface->dev, "Unknown device type %d\n",

			    dev->device_type);

		rc = -EINVAL;

		goto destroy_wq;

	}



	dev->nfc_dev = nfc_allocate_device(&pn533_nfc_ops, protocols,

					   PN533_CMD_DATAEXCH_HEAD_LEN,
@@ -2226,30 +2390,9 @@ static int pn533_probe(struct usb_interface *interface, 
	if (rc)

		goto free_nfc_dev;



	max_retries.mx_rty_atr = PN533_CONFIG_MAX_RETRIES_ENDLESS;

	max_retries.mx_rty_psl = 2;

	max_retries.mx_rty_passive_act = PN533_CONFIG_MAX_RETRIES_NO_RETRY;



	rc = pn533_set_configuration(dev, PN533_CFGITEM_MAX_RETRIES,

				(u8 *) &max_retries, sizeof(max_retries));



	if (rc) {

		nfc_dev_err(&dev->interface->dev, "Error on setting MAX_RETRIES"

								" config");

		goto unregister_nfc_dev;

	}



	timing.rfu = PN533_CONFIG_TIMING_102;

	timing.atr_res_timeout = PN533_CONFIG_TIMING_204;

	timing.dep_timeout = PN533_CONFIG_TIMING_409;



	rc = pn533_set_configuration(dev, PN533_CFGITEM_TIMING,

				(u8 *) &timing, sizeof(timing));

	if (rc) {

		nfc_dev_err(&dev->interface->dev,

			    "Error on setting RF timings");

	rc = pn533_setup(dev);

	if (rc)

		goto unregister_nfc_dev;

	}



	return 0;