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Commit 09592ccf authored by Thierry Escande's avatar Thierry Escande Committed by Samuel Ortiz
Browse files

NFC: port100: Add support for type 4B tag 



This patch adds support for ISO-DEP protocol over NFC-B rf technology
by adding NFC_PROTO_ISO14443_B to the supported protocols and an entry
for framing configuration.

Signed-off-by: default avatarThierry Escande <thierry.escande@linux.intel.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent ef1b075c

drivers/nfc/port100.c

+35 −1
Original line number Diff line number Diff line
@@ -28,7 +28,8 @@ 
			   NFC_PROTO_MIFARE_MASK   | \

			   NFC_PROTO_FELICA_MASK   | \

			   NFC_PROTO_NFC_DEP_MASK  | \

			   NFC_PROTO_ISO14443_MASK)

			   NFC_PROTO_ISO14443_MASK | \

			   NFC_PROTO_ISO14443_B_MASK)



#define PORT100_CAPABILITIES (NFC_DIGITAL_DRV_CAPS_IN_CRC | \

			      NFC_DIGITAL_DRV_CAPS_TG_CRC)
@@ -120,6 +121,7 @@ struct port100_in_rf_setting { 
#define PORT100_COMM_TYPE_IN_212F 0x01

#define PORT100_COMM_TYPE_IN_424F 0x02

#define PORT100_COMM_TYPE_IN_106A 0x03

#define PORT100_COMM_TYPE_IN_106B 0x07



static const struct port100_in_rf_setting in_rf_settings[] = {

	[NFC_DIGITAL_RF_TECH_212F] = {
@@ -140,6 +142,12 @@ static const struct port100_in_rf_setting in_rf_settings[] = { 
		.in_recv_set_number = 15,

		.in_recv_comm_type  = PORT100_COMM_TYPE_IN_106A,

	},

	[NFC_DIGITAL_RF_TECH_106B] = {

		.in_send_set_number = 3,

		.in_send_comm_type  = PORT100_COMM_TYPE_IN_106B,

		.in_recv_set_number = 15,

		.in_recv_comm_type  = PORT100_COMM_TYPE_IN_106B,

	},

	/* Ensures the array has NFC_DIGITAL_RF_TECH_LAST elements */

	[NFC_DIGITAL_RF_TECH_LAST] = { 0 },

};
@@ -340,6 +348,32 @@ in_protocols[][PORT100_IN_MAX_NUM_PROTOCOLS + 1] = { 
	[NFC_DIGITAL_FRAMING_NFC_DEP_ACTIVATED] = {

		{ PORT100_IN_PROT_END, 0 },

	},

	[NFC_DIGITAL_FRAMING_NFCB] = {

		{ PORT100_IN_PROT_INITIAL_GUARD_TIME,     20 },

		{ PORT100_IN_PROT_ADD_CRC,                 1 },

		{ PORT100_IN_PROT_CHECK_CRC,               1 },

		{ PORT100_IN_PROT_MULTI_CARD,              0 },

		{ PORT100_IN_PROT_ADD_PARITY,              0 },

		{ PORT100_IN_PROT_CHECK_PARITY,            0 },

		{ PORT100_IN_PROT_BITWISE_AC_RECV_MODE,    0 },

		{ PORT100_IN_PROT_VALID_BIT_NUMBER,        8 },

		{ PORT100_IN_PROT_CRYPTO1,                 0 },

		{ PORT100_IN_PROT_ADD_SOF,                 1 },

		{ PORT100_IN_PROT_CHECK_SOF,               1 },

		{ PORT100_IN_PROT_ADD_EOF,                 1 },

		{ PORT100_IN_PROT_CHECK_EOF,               1 },

		{ PORT100_IN_PROT_DEAF_TIME,               4 },

		{ PORT100_IN_PROT_CRM,                     0 },

		{ PORT100_IN_PROT_CRM_MIN_LEN,             0 },

		{ PORT100_IN_PROT_T1_TAG_FRAME,            0 },

		{ PORT100_IN_PROT_RFCA,                    0 },

		{ PORT100_IN_PROT_GUARD_TIME_AT_INITIATOR, 6 },

		{ PORT100_IN_PROT_END,                     0 },

	},

	[NFC_DIGITAL_FRAMING_NFCB_T4T] = {

		/* nfc_digital_framing_nfcb */

		{ PORT100_IN_PROT_END,                     0 },

	},

	/* Ensures the array has NFC_DIGITAL_FRAMING_LAST elements */

	[NFC_DIGITAL_FRAMING_LAST] = {

		{ PORT100_IN_PROT_END, 0 },