---
Makefile.am | 4 +-
sap/sap-u8500.c | 708 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 710 insertions(+), 2 deletions(-)
create mode 100644 sap/sap-u8500.c
diff --git a/Makefile.am b/Makefile.am
index 15216cd..68da65d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -161,7 +161,7 @@ builtin_nodist += sap/sap.c
noinst_LIBRARIES = sap/libsap.a
-sap_libsap_a_SOURCES = sap/sap.h sap/sap-dummy.c
+sap_libsap_a_SOURCES = sap/sap.h sap/sap-dummy.c sap/sap-u8500.c
endif
if INPUTPLUGIN
@@ -285,7 +285,7 @@ EXTRA_DIST += src/genbuiltin src/bluetooth.conf \
input/input.conf serial/serial.conf \
audio/audio.conf audio/telephony-dummy.c \
audio/telephony-maemo5.c audio/telephony-ofono.c \
- audio/telephony-maemo6.c sap/sap-dummy.c
+ audio/telephony-maemo6.c sap/sap-dummy.c sap/sap-u8500.c
if ALSA
diff --git a/sap/sap-u8500.c b/sap/sap-u8500.c
new file mode 100644
index 0000000..65c65af
--- /dev/null
+++ b/sap/sap-u8500.c
@@ -0,0 +1,708 @@
+/*
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * SAP Driver for ST-Ericsson U8500 platform
+ *
+ * Copyright (C) 2010-2011 ST-Ericsson SA
+ *
+ * Author: Waldemar Rymarkiewicz <waldemar.rymarkiewicz@xxxxxxxxx> for
+ * ST-Ericsson.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <errno.h>
+#include <glib.h>
+
+#include <sys/socket.h>
+#include <sys/un.h>
+
+#include "log.h"
+#include "sap.h"
+
+#define STE_SIMD_SOCK "/dev/socket/catd_a"
+#define STE_CLIENT_TAG 0x0000
+
+#ifdef STE_SAP_DEBUG
+#define DBG_VERBOSE(fmt, arg...) DBG(fmt, arg)
+#else
+#define DBG_VERBOSE(fmt...)
+#endif
+
+#define sap_error(fmt, arg...) do { \
+ error("STE U8500 SAP: " fmt, ## arg); \
+ } while (0)
+
+#define sap_info(fmt, arg...) do { \
+ info("STE U8500 SAP: " fmt, ## arg); \
+ } while (0)
+
+struct ste_message {
+ uint16_t len;
+ uint16_t id;
+ uint32_t client_tag;
+ uint8_t payload[0];
+} __attribute__((packed));
+
+#define STE_MSG_PAYLOAD_SIZE(msg) (msg->len - sizeof(*msg) + sizeof(msg->len))
+
+enum ste_protocol {
+ STE_START_SAP_REQ = 0x2D01,
+ STE_START_SAP_RSP = 0x2E01,
+ STE_END_SAP_REQ = 0x2D02,
+ STE_END_SAP_RSP = 0x2E02,
+ STE_POWER_OFF_REQ = 0x2D03,
+ STE_POWER_OFF_RSP = 0x2E03,
+ STE_POWER_ON_REQ = 0x2D04,
+ STE_POWER_ON_RSP = 0x2E04,
+ STE_RESET_REQ = 0x2D05,
+ STE_RESET_RSP = 0x2E05,
+ STE_SEND_APDU_REQ = 0x2D06,
+ STE_SEND_APDU_RSP = 0x2E06,
+ STE_GET_ATR_REQ = 0x2D07,
+ STE_GET_ATR_RSP = 0x2E07,
+ STE_GET_STATUS_REQ = 0x2D08,
+ STE_GET_STATUS_RSP = 0x2E08,
+ STE_STATUS_IND = 0x2F02
+};
+
+enum ste_msg {
+ STE_SEND_APDU_MSG,
+ STE_GET_ATR_MSG,
+ STE_POWER_OFF_MSG,
+ STE_POWER_ON_MSG,
+ STE_RESET_MSG,
+ STE_GET_STATUS_MSG,
+ STE_MSG_MAX,
+};
+
+enum ste_status {
+ STE_STATUS_OK = 0x00000000,
+ STE_STATUS_FAILURE = 0x00000001,
+};
+
+enum ste_card_status {
+ STE_CARD_STATUS_UNKNOWN = 0x00,
+ STE_CARD_STATUS_ACTIVE = 0x01,
+ STE_CARD_STATUS_NOT_ACTIVE = 0x02,
+ STE_CARD_STATUS_MISSING = 0x03,
+ STE_CARD_STATUS_INVALID = 0x04,
+ STE_CARD_STATUS_DISCONNECTED = 0x05,
+};
+
+/* Card reader status bits as described in GSM 11.14, Section 12.33
+ * Bits 0-2 are for card reader identity and always zeros. */
+#define ICC_READER_REMOVABLE (1 << 3)
+#define ICC_READER_PRESENT (1 << 4)
+#define ICC_READER_ID1 (1 << 5)
+#define ICC_READER_CARD_PRESENT (1 << 6)
+#define ICC_READER_CARD_POWERED (1 << 7)
+
+enum ste_state {
+ STE_DISABLED, /* Reader not present or removed */
+ STE_POWERED_OFF, /* Card in the reader but powered off */
+ STE_NO_CARD, /* No card in the reader */
+ STE_ENABLED, /* Card in the reader and powered on */
+ STE_STATE_MAX
+};
+
+struct ste_u8500 {
+ GIOChannel *io;
+ enum ste_state state;
+ void *sap_data;
+};
+
+typedef int(*recv_state_change_cb)(void *sap, uint8_t result);
+typedef int(*recv_pdu_cb)(void *sap, uint8_t result, uint8_t *data,
+ uint16_t len);
+
+static struct ste_u8500 u8500;
+
+static const uint8_t sim2sap_result[STE_MSG_MAX][STE_STATE_MAX] = {
+ /* SAP results for SEND APDU message */
+ {SAP_RESULT_ERROR_NOT_ACCESSIBLE, /* for STE_DISABLED state */
+ SAP_RESULT_ERROR_POWERED_OFF, /* for STE_POWERED_OFF state */
+ SAP_RESULT_ERROR_CARD_REMOVED, /* for STE_NO_CARD state */
+ SAP_RESULT_ERROR_NO_REASON}, /* for STE_ENABLED state */
+ /* SAP results for GET_ATR message */
+ {SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_POWERED_OFF,
+ SAP_RESULT_ERROR_CARD_REMOVED,
+ SAP_RESULT_ERROR_NO_REASON},
+ /* SAP results POWER OFF message */
+ {SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_POWERED_OFF,
+ SAP_RESULT_ERROR_CARD_REMOVED,
+ SAP_RESULT_ERROR_NO_REASON},
+ /* SAP results POWER ON message */
+ {SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_NOT_ACCESSIBLE,
+ SAP_RESULT_ERROR_CARD_REMOVED,
+ SAP_RESULT_ERROR_POWERED_ON},
+ /* SAP results SIM RESET message */
+ {SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_POWERED_OFF,
+ SAP_RESULT_ERROR_CARD_REMOVED,
+ SAP_RESULT_ERROR_NOT_ACCESSIBLE},
+ /* SAP results GET STATUS message */
+ {SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_NO_REASON,
+ SAP_RESULT_ERROR_NO_REASON}
+ };
+
+static uint8_t get_sap_result(enum ste_msg msg, uint32_t status)
+{
+ if (!u8500.io)
+ return SAP_RESULT_ERROR_NO_REASON;
+
+ switch (status) {
+ case STE_STATUS_OK:
+ return SAP_RESULT_OK;
+
+ case STE_STATUS_FAILURE:
+ return sim2sap_result[msg][u8500.state];
+
+ default:
+ DBG("Can't convert a result (status %u)", status);
+ return SAP_RESULT_ERROR_NO_REASON;
+ }
+}
+
+static int get_sap_reader_status(uint32_t card_status, uint8_t *icc_status)
+{
+ /* Card reader is present, not removable and not ID-1 size. */
+ *icc_status = ICC_READER_PRESENT;
+
+ switch (card_status) {
+ case STE_CARD_STATUS_ACTIVE:
+ *icc_status |= ICC_READER_CARD_POWERED;
+
+ case STE_CARD_STATUS_NOT_ACTIVE:
+ case STE_CARD_STATUS_INVALID:
+ *icc_status |= ICC_READER_CARD_PRESENT;
+
+ case STE_CARD_STATUS_MISSING:
+ case STE_CARD_STATUS_DISCONNECTED:
+ return 0;
+
+ default:
+ DBG("Can't convert reader status %u", card_status);
+
+ case STE_CARD_STATUS_UNKNOWN:
+ return -1;
+ }
+}
+
+static uint8_t get_sap_status_change(uint32_t card_status)
+{
+ if (!u8500.io)
+ return SAP_STATUS_CHANGE_UNKNOWN_ERROR;
+
+ switch (card_status) {
+ case STE_CARD_STATUS_UNKNOWN:
+ return SAP_STATUS_CHANGE_UNKNOWN_ERROR;
+
+ case STE_CARD_STATUS_ACTIVE:
+ u8500.state = STE_ENABLED;
+ return SAP_STATUS_CHANGE_CARD_RESET;
+
+ case STE_CARD_STATUS_NOT_ACTIVE:
+ u8500.state = STE_DISABLED;
+ return SAP_STATUS_CHANGE_CARD_NOT_ACCESSIBLE;
+
+ case STE_CARD_STATUS_MISSING:
+ u8500.state = STE_DISABLED;
+ return SAP_STATUS_CHANGE_CARD_REMOVED;
+
+ case STE_CARD_STATUS_INVALID:
+ u8500.state = STE_DISABLED;
+ return SAP_STATUS_CHANGE_CARD_NOT_ACCESSIBLE;
+
+ default:
+ DBG("Can't convert status change %u", card_status);
+ return SAP_STATUS_CHANGE_UNKNOWN_ERROR;
+ }
+}
+
+static int send_message(GIOChannel *io, void *buf, size_t size)
+{
+ gsize written;
+
+ DBG_VERBOSE("io %p, size %zu", io, size);
+
+ if (g_io_channel_write_chars(io, buf, size, &written, NULL) !=
+ G_IO_STATUS_NORMAL)
+ return -EIO;
+
+ return written;
+}
+
+static int send_request(GIOChannel *io, uint16_t id,
+ struct sap_parameter *param)
+{
+ int ret;
+ struct ste_message *msg;
+ size_t size = sizeof(*msg);
+
+ DBG_VERBOSE("io %p", io);
+
+ if (param)
+ size += param->len;
+
+ msg = g_try_malloc0(size);
+ if (!msg) {
+ sap_error("sending request failed: %s", strerror(ENOMEM));
+ return -ENOMEM;
+ }
+
+ msg->len = size - sizeof(msg->len);
+ msg->id = id;
+ msg->client_tag = STE_CLIENT_TAG;
+
+ if (param)
+ memcpy(msg->payload, param->val, param->len);
+
+ ret = send_message(io, msg, size);
+ if (ret < 0) {
+ sap_error("sending request failed: %s", strerror(-ret));
+ } else if (ret != (int) size) {
+ sap_error("sending request failed: %d out of %zu bytes sent",
+ ret, size);
+ ret = -EIO;
+ }
+
+ g_free(msg);
+
+ return ret;
+}
+
+static void recv_status(uint32_t status)
+{
+ sap_status_ind(u8500.sap_data, get_sap_status_change(status));
+}
+
+static void recv_card_status(uint32_t status, uint8_t *param)
+{
+ uint32_t *card_status;
+ uint8_t result;
+ uint8_t iccrs;
+
+ if (status != STE_STATUS_OK)
+ return;
+
+ card_status = (uint32_t *)param;
+
+ if (get_sap_reader_status(*card_status, &iccrs) < 0)
+ result = SAP_RESULT_ERROR_NO_REASON;
+ else
+ result = get_sap_result(STE_GET_STATUS_MSG, status);
+
+ sap_transfer_card_reader_status_rsp(u8500.sap_data, result, iccrs);
+}
+
+static void recv_state_change(uint32_t ste_msg, uint32_t status,
+ uint32_t new_state, recv_state_change_cb callback)
+{
+ if (status != STE_STATUS_OK)
+ return;
+
+ u8500.state = new_state;
+
+ if (callback)
+ callback(u8500.sap_data, get_sap_result(ste_msg, status));
+}
+
+static void recv_pdu(uint32_t ste_msg, struct ste_message *msg, uint32_t status,
+ uint8_t *param, recv_pdu_cb callback)
+{
+ uint8_t *data = NULL;
+ uint8_t result;
+ int size = 0;
+
+ if (status == STE_STATUS_OK) {
+ data = param;
+ size = STE_MSG_PAYLOAD_SIZE(msg) - sizeof(status);
+ }
+
+ result = get_sap_result(ste_msg, status);
+
+ if (callback)
+ callback(u8500.sap_data, result, data, size);
+}
+
+static void simd_close(void)
+{
+ DBG("io %p", u8500.io);
+
+ if (u8500.io) {
+ g_io_channel_shutdown(u8500.io, TRUE, NULL);
+ g_io_channel_unref(u8500.io);
+ }
+
+ u8500.state = STE_DISABLED;
+ u8500.io = NULL;
+ u8500.sap_data = NULL;
+}
+
+static void recv_response(struct ste_message *msg)
+{
+ uint32_t status;
+ uint8_t *param;
+
+ DBG_VERBOSE("msg_id 0x%x", msg->id);
+
+ if (msg->id == STE_END_SAP_RSP) {
+ sap_disconnect_rsp(u8500.sap_data);
+ simd_close();
+ return;
+ }
+
+ param = msg->payload;
+ status = *(uint32_t *)param;
+ param += sizeof(status);
+
+ DBG_VERBOSE("status 0x%x", status);
+
+ switch (msg->id) {
+ case STE_START_SAP_RSP:
+ if (status == STE_STATUS_OK) {
+ sap_connect_rsp(u8500.sap_data, SAP_STATUS_OK, 0);
+ } else {
+ sap_connect_rsp(u8500.sap_data,
+ SAP_STATUS_CONNECTION_FAILED, 0);
+ simd_close();
+ }
+ break;
+
+ case STE_SEND_APDU_RSP:
+ recv_pdu(STE_SEND_APDU_MSG, msg, status, param,
+ sap_transfer_apdu_rsp);
+ break;
+
+ case STE_GET_ATR_RSP:
+ recv_pdu(STE_GET_ATR_MSG, msg, status, param,
+ sap_transfer_atr_rsp);
+ break;
+
+ case STE_POWER_OFF_RSP:
+ recv_state_change(STE_POWER_OFF_MSG, status, STE_POWERED_OFF,
+ sap_power_sim_off_rsp);
+ break;
+
+ case STE_POWER_ON_RSP:
+ recv_state_change(STE_POWER_ON_MSG, status, STE_ENABLED,
+ sap_power_sim_on_rsp);
+ break;
+
+ case STE_RESET_RSP:
+ recv_state_change(STE_RESET_MSG, status, STE_ENABLED,
+ sap_reset_sim_rsp);
+ break;
+
+ case STE_GET_STATUS_RSP:
+ recv_card_status(status, param);
+ break;
+
+ case STE_STATUS_IND:
+ recv_status(status);
+ break;
+
+ default:
+ sap_error("unsupported message received (id 0x%x)", msg->id);
+ }
+}
+
+static int recv_message(void *buf, size_t size)
+{
+ uint8_t *iter = buf;
+ struct ste_message *msg = buf;
+
+ do {
+ DBG_VERBOSE("size %zu msg->len %u.", size, msg->len);
+
+ if (size < sizeof(*msg)) {
+ sap_error("invalid message received (%zu bytes)", size);
+ return -EBADMSG;
+ }
+
+ /* Message must be complete. */
+ if (size < (msg->len + sizeof(msg->len))) {
+ sap_error("incomplete message received (%zu bytes)",
+ size);
+ return -EBADMSG;
+ }
+
+ recv_response(msg);
+
+ /* Reduce total buffer size by just handled frame size. */
+ size -= msg->len + sizeof(msg->len);
+
+ /* Move msg pointer to the next message if any. */
+ iter += msg->len + sizeof(msg->len);
+ msg = (struct ste_message *)iter;
+ } while (size > 0);
+
+ return 0;
+}
+
+static gboolean simd_data_cb(GIOChannel *io, GIOCondition cond, gpointer data)
+{
+ char buf[SAP_BUF_SIZE];
+ gsize bytes_read;
+ GIOStatus gstatus;
+
+ if (cond & (G_IO_NVAL | G_IO_HUP | G_IO_ERR)) {
+ DBG("Error condition on sim socket (0x%x)", cond);
+ return FALSE;
+ }
+
+ gstatus = g_io_channel_read_chars(io, buf, sizeof(buf), &bytes_read,
+ NULL);
+ if (gstatus != G_IO_STATUS_NORMAL) {
+ sap_error("error while reading from channel (%d)", gstatus);
+ return TRUE;
+ }
+
+ if (recv_message(buf, bytes_read) < 0)
+ sap_error("error while parsing STE Sim message");
+
+ return TRUE;
+}
+
+static void simd_watch(int sock, void *sap_data)
+{
+ GIOChannel *io;
+
+ DBG("sock %d, sap_data %p ", sock, sap_data);
+
+ io = g_io_channel_unix_new(sock);
+
+ g_io_channel_set_close_on_unref(io, TRUE);
+ g_io_channel_set_encoding(io, NULL, NULL);
+ g_io_channel_set_buffered(io, FALSE);
+
+ u8500.io = io;
+ u8500.sap_data = sap_data;
+ u8500.state = STE_DISABLED;
+
+ g_io_add_watch_full(io, G_PRIORITY_DEFAULT,
+ G_IO_IN | G_IO_ERR | G_IO_HUP | G_IO_NVAL,
+ simd_data_cb, NULL, NULL);
+}
+
+static int simd_connect(void *sap_data)
+{
+ struct sockaddr_un addr;
+ int sock;
+ int err;
+
+ /* Already connected to simd */
+ if (u8500.io)
+ return -EALREADY;
+
+ sock = socket(PF_UNIX, SOCK_STREAM, 0);
+ if (sock < 0) {
+ err = errno;
+ sap_error("creating socket failed: %s", strerror(err));
+ return -err;
+ }
+
+ memset(&addr, 0, sizeof(addr));
+ addr.sun_family = AF_UNIX;
+ memcpy(addr.sun_path, STE_SIMD_SOCK, sizeof(STE_SIMD_SOCK) - 1);
+
+ if (connect(sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
+ err = errno;
+ sap_error("connect to the socket failed: %s", strerror(err));
+ goto failed;
+ }
+
+ if (fcntl(sock, F_SETFL, O_NONBLOCK) > 0) {
+ err = errno;
+ sap_error("setting up socket failed: %s", strerror(err));
+ goto failed;
+ }
+
+ simd_watch(sock, sap_data);
+
+ return 0;
+
+failed:
+ close(sock);
+ return -err;
+}
+
+void sap_connect_req(void *sap_device, uint16_t maxmsgsize)
+{
+ DBG("sap_device %p maxmsgsize %u", sap_device, maxmsgsize);
+
+ sap_info("connect request");
+
+ if (simd_connect(sap_device) < 0) {
+ sap_connect_rsp(sap_device, SAP_STATUS_CONNECTION_FAILED, 0);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_START_SAP_REQ, NULL) < 0) {
+ sap_connect_rsp(sap_device, SAP_STATUS_CONNECTION_FAILED,
+ SAP_BUF_SIZE);
+ simd_close();
+ }
+}
+
+void sap_disconnect_req(void *sap_device, uint8_t linkloss)
+{
+ DBG("sap_device %p linkloss %u", sap_device, linkloss);
+
+ sap_info("disconnect request %s", linkloss ? "by link loss" : "");
+
+ if (u8500.state == STE_DISABLED) {
+ sap_disconnect_rsp(sap_device);
+ simd_close();
+ return;
+ }
+
+ if (linkloss) {
+ simd_close();
+ return;
+ }
+
+ if (send_request(u8500.io, STE_END_SAP_REQ, NULL) < 0) {
+ sap_disconnect_rsp(sap_device);
+ return;
+ }
+}
+
+void sap_transfer_apdu_req(void *sap_device, struct sap_parameter *param)
+{
+ uint8_t result;
+
+ DBG_VERBOSE("sap_device %p param %p", sap_device, param);
+
+ if (u8500.state != STE_ENABLED) {
+ result = get_sap_result(STE_SEND_APDU_MSG, STE_STATUS_FAILURE);
+ sap_transfer_apdu_rsp(sap_device, result, NULL, 0);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_SEND_APDU_REQ, param) < 0)
+ sap_transfer_apdu_rsp(sap_device, SAP_RESULT_ERROR_NO_DATA,
+ NULL, 0);
+}
+
+void sap_transfer_atr_req(void *sap_device)
+{
+ uint8_t result;
+
+ DBG("sap_device %p", sap_device);
+
+ if (u8500.state != STE_ENABLED) {
+ result = get_sap_result(STE_GET_ATR_MSG, STE_STATUS_FAILURE);
+ sap_transfer_atr_rsp(sap_device, result, NULL, 0);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_GET_ATR_REQ, NULL) < 0)
+ sap_transfer_atr_rsp(sap_device, SAP_RESULT_ERROR_NO_DATA, NULL,
+ 0);
+}
+
+void sap_power_sim_off_req(void *sap_device)
+{
+ uint8_t result;
+
+ DBG("sap_device %p", sap_device);
+
+ if (u8500.state != STE_ENABLED) {
+ result = get_sap_result(STE_POWER_OFF_MSG, STE_STATUS_FAILURE);
+ sap_power_sim_off_rsp(sap_device, result);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_POWER_OFF_REQ, NULL) < 0)
+ sap_power_sim_off_rsp(sap_device, SAP_RESULT_ERROR_NO_REASON);
+}
+
+void sap_power_sim_on_req(void *sap_device)
+{
+ uint8_t result;
+
+ DBG("sap_device %p", sap_device);
+
+ if (u8500.state != STE_POWERED_OFF) {
+ result = get_sap_result(STE_POWER_ON_MSG, STE_STATUS_FAILURE);
+ sap_power_sim_on_rsp(sap_device, result);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_POWER_ON_REQ, NULL) < 0)
+ sap_power_sim_on_rsp(sap_device, SAP_RESULT_ERROR_NO_REASON);
+}
+
+void sap_reset_sim_req(void *sap_device)
+{
+ uint8_t result;
+
+ DBG("sap_device %p", sap_device);
+
+ if (u8500.state != STE_ENABLED) {
+ result = get_sap_result(STE_RESET_MSG, STE_STATUS_FAILURE);
+ sap_reset_sim_rsp(sap_device, result);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_RESET_REQ, NULL) < 0)
+ sap_reset_sim_rsp(sap_device, SAP_RESULT_ERROR_NO_REASON);
+}
+
+void sap_transfer_card_reader_status_req(void *sap_device)
+{
+ uint8_t result;
+
+ DBG("sap_device %p", sap_device);
+
+ if (u8500.state == STE_DISABLED) {
+ result = get_sap_result(STE_GET_STATUS_MSG, STE_STATUS_FAILURE);
+ sap_transfer_card_reader_status_rsp(sap_device, result, 0);
+ return;
+ }
+
+ if (send_request(u8500.io, STE_GET_STATUS_REQ, NULL) < 0)
+ sap_transfer_card_reader_status_rsp(sap_device,
+ SAP_RESULT_ERROR_NO_DATA, 0);
+}
+
+void sap_set_transport_protocol_req(void *sap_device,
+ struct sap_parameter *param)
+{
+ DBG("sap_device %p", sap_device);
+
+ sap_transport_protocol_rsp(sap_device, SAP_RESULT_NOT_SUPPORTED);
+}
+
+int sap_init(void)
+{
+ u8500.state = STE_DISABLED;
+ info("STE U8500 SAP driver initialized");
+ return 0;
+}
+
+void sap_exit(void)
+{
+}
--
on behalf of ST-Ericsson
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