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Message-ID: <20140807090733.GC24700@amd.pavel.ucw.cz>
Date: Thu, 7 Aug 2014 11:07:34 +0200
From: Pavel Machek <pavel@....cz>
To: Greg KH <gregkh@...uxfoundation.org>
Cc: Marcel Holtmann <marcel@...tmann.org>,
Pali Rohár <pali.rohar@...il.com>,
Miguel Oliveira <cmroliv@...il.com>, gulsah.1004@...il.com,
peter.p.waskiewicz.jr@...el.com, kristina.martsenko@...il.com,
linux-kernel@...r.kernel.org
Subject: [PATCH] staging: nokia_h4: merge firmware together so that we can
reduce ammount of exports
Merge firmware files to nokia_core, so that we can reduce ammount of
exported functions. Also replace hand-coded check for invalid
bluetooth address with bacmp.
Signed-off-by: Pavel Machek <pavel@....cz>
diff --git a/drivers/staging/nokia_h4p/Makefile b/drivers/staging/nokia_h4p/Makefile
index 310b0f2..3398a1c 100644
--- a/drivers/staging/nokia_h4p/Makefile
+++ b/drivers/staging/nokia_h4p/Makefile
@@ -1,6 +1,5 @@
obj-$(CONFIG_BT_NOKIA_H4P) += nokia_h4p.o
-nokia_h4p-objs := nokia_core.o nokia_fw.o nokia_uart.o nokia_fw-csr.o \
- nokia_fw-bcm.o nokia_fw-ti1273.o
+nokia_h4p-objs := nokia_core.o nokia_fw.o nokia_uart.o
ccflags-y += -D__CHECK_ENDIAN__
diff --git a/drivers/staging/nokia_h4p/nokia_core.c b/drivers/staging/nokia_h4p/nokia_core.c
index 775e1d0..501be06 100644
--- a/drivers/staging/nokia_h4p/nokia_core.c
+++ b/drivers/staging/nokia_h4p/nokia_core.c
@@ -1191,6 +1191,330 @@ static int hci_h4p_remove(struct platform_device *pdev)
return 0;
}
+/* Code specific for BCM firmware -------------------------------- */
+
+static int hci_h4p_bcm_set_bdaddr(struct hci_h4p_info *info,
+ struct sk_buff *skb)
+{
+ int i;
+ static const u8 nokia_oui[3] = {0x00, 0x1f, 0xdf};
+ int not_valid = !bacmp(info->bd_addr, BDADDR_ANY);
+
+ if (not_valid) {
+ dev_info(info->dev, "Valid bluetooth address not found, setting some random\n");
+ /* When address is not valid, use some random but Nokia MAC */
+ memcpy(info->bd_addr, nokia_oui, 3);
+ get_random_bytes(info->bd_addr + 3, 3);
+ }
+
+ for (i = 0; i < 6; i++)
+ skb->data[9 - i] = info->bd_addr[i];
+
+ return 0;
+}
+
+void hci_h4p_bcm_parse_fw_event(struct hci_h4p_info *info, struct sk_buff *skb)
+{
+ struct sk_buff *fw_skb;
+ int err;
+ unsigned long flags;
+
+ if (skb->data[5] != 0x00) {
+ dev_err(info->dev, "Firmware sending command failed 0x%.2x\n",
+ skb->data[5]);
+ info->fw_error = -EPROTO;
+ }
+
+ kfree_skb(skb);
+
+ fw_skb = skb_dequeue(info->fw_q);
+ if (fw_skb == NULL || info->fw_error) {
+ complete(&info->fw_completion);
+ return;
+ }
+
+ if (fw_skb->data[1] == 0x01 && fw_skb->data[2] == 0xfc &&
+ fw_skb->len >= 10) {
+ BT_DBG("Setting bluetooth address");
+ err = hci_h4p_bcm_set_bdaddr(info, fw_skb);
+ if (err < 0) {
+ kfree_skb(fw_skb);
+ info->fw_error = err;
+ complete(&info->fw_completion);
+ return;
+ }
+ }
+
+ skb_queue_tail(&info->txq, fw_skb);
+ spin_lock_irqsave(&info->lock, flags);
+ hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
+ UART_IER_THRI);
+ spin_unlock_irqrestore(&info->lock, flags);
+}
+
+
+int hci_h4p_bcm_send_fw(struct hci_h4p_info *info,
+ struct sk_buff_head *fw_queue)
+{
+ struct sk_buff *skb;
+ unsigned long flags, time;
+
+ info->fw_error = 0;
+
+ BT_DBG("Sending firmware");
+
+ time = jiffies;
+
+ info->fw_q = fw_queue;
+ skb = skb_dequeue(fw_queue);
+ if (!skb)
+ return -ENODATA;
+
+ BT_DBG("Sending commands");
+
+ /*
+ * Disable smart-idle as UART TX interrupts
+ * are not wake-up capable
+ */
+ hci_h4p_smart_idle(info, 0);
+
+ /* Check if this is bd_address packet */
+ init_completion(&info->fw_completion);
+ skb_queue_tail(&info->txq, skb);
+ spin_lock_irqsave(&info->lock, flags);
+ hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
+ UART_IER_THRI);
+ spin_unlock_irqrestore(&info->lock, flags);
+
+ if (!wait_for_completion_timeout(&info->fw_completion,
+ msecs_to_jiffies(2000))) {
+ dev_err(info->dev, "No reply to fw command\n");
+ return -ETIMEDOUT;
+ }
+
+ if (info->fw_error) {
+ dev_err(info->dev, "FW error\n");
+ return -EPROTO;
+ }
+
+ BT_DBG("Firmware sent in %d msecs",
+ jiffies_to_msecs(jiffies-time));
+
+ hci_h4p_set_auto_ctsrts(info, 0, UART_EFR_RTS);
+ hci_h4p_set_rts(info, 0);
+ hci_h4p_change_speed(info, BC4_MAX_BAUD_RATE);
+ hci_h4p_set_auto_ctsrts(info, 1, UART_EFR_RTS);
+
+ return 0;
+}
+
+/* Code specific for CSR firmware -------------------------------- */
+
+void hci_h4p_bc4_parse_fw_event(struct hci_h4p_info *info, struct sk_buff *skb)
+{
+ /* Check if this is fw packet */
+ if (skb->data[0] != 0xff) {
+ hci_recv_frame(info->hdev, skb);
+ return;
+ }
+
+ if (skb->data[11] || skb->data[12]) {
+ dev_err(info->dev, "Firmware sending command failed\n");
+ info->fw_error = -EPROTO;
+ }
+
+ kfree_skb(skb);
+ complete(&info->fw_completion);
+}
+
+int hci_h4p_bc4_send_fw(struct hci_h4p_info *info,
+ struct sk_buff_head *fw_queue)
+{
+ static const u8 nokia_oui[3] = {0x00, 0x19, 0x4F};
+ struct sk_buff *skb;
+ unsigned int offset;
+ int retries, count, i, not_valid;
+ unsigned long flags;
+
+ info->fw_error = 0;
+
+ BT_DBG("Sending firmware");
+ skb = skb_dequeue(fw_queue);
+
+ if (!skb)
+ return -ENOMSG;
+
+ /* Check if this is bd_address packet */
+ if (skb->data[15] == 0x01 && skb->data[16] == 0x00) {
+ offset = 21;
+ skb->data[offset + 1] = 0x00;
+ skb->data[offset + 5] = 0x00;
+
+ not_valid = !bacmp(info->bd_addr, BDADDR_ANY);
+
+ if (not_valid) {
+ dev_info(info->dev, "Valid bluetooth address not found, setting some random\n");
+ /* When address is not valid, use some random */
+ memcpy(info->bd_addr, nokia_oui, 3);
+ get_random_bytes(info->bd_addr + 3, 3);
+ }
+
+ skb->data[offset + 7] = info->bd_addr[0];
+ skb->data[offset + 6] = info->bd_addr[1];
+ skb->data[offset + 4] = info->bd_addr[2];
+ skb->data[offset + 0] = info->bd_addr[3];
+ skb->data[offset + 3] = info->bd_addr[4];
+ skb->data[offset + 2] = info->bd_addr[5];
+ }
+
+ for (count = 1; ; count++) {
+ BT_DBG("Sending firmware command %d", count);
+ init_completion(&info->fw_completion);
+ skb_queue_tail(&info->txq, skb);
+ spin_lock_irqsave(&info->lock, flags);
+ hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
+ UART_IER_THRI);
+ spin_unlock_irqrestore(&info->lock, flags);
+
+ skb = skb_dequeue(fw_queue);
+ if (!skb)
+ break;
+
+ if (!wait_for_completion_timeout(&info->fw_completion,
+ msecs_to_jiffies(1000))) {
+ dev_err(info->dev, "No reply to fw command\n");
+ return -ETIMEDOUT;
+ }
+
+ if (info->fw_error) {
+ dev_err(info->dev, "FW error\n");
+ return -EPROTO;
+ }
+ };
+
+ /* Wait for chip warm reset */
+ retries = 100;
+ while ((!skb_queue_empty(&info->txq) ||
+ !(hci_h4p_inb(info, UART_LSR) & UART_LSR_TEMT)) &&
+ retries--) {
+ msleep(10);
+ }
+ if (!retries) {
+ dev_err(info->dev, "Transmitter not empty\n");
+ return -ETIMEDOUT;
+ }
+
+ hci_h4p_change_speed(info, BC4_MAX_BAUD_RATE);
+
+ if (hci_h4p_wait_for_cts(info, 1, 100)) {
+ dev_err(info->dev, "cts didn't deassert after final speed\n");
+ return -ETIMEDOUT;
+ }
+
+ retries = 100;
+ do {
+ init_completion(&info->init_completion);
+ hci_h4p_send_alive_packet(info);
+ retries--;
+ } while (!wait_for_completion_timeout(&info->init_completion, 100) &&
+ retries > 0);
+
+ if (!retries) {
+ dev_err(info->dev, "No alive reply after speed change\n");
+ return -ETIMEDOUT;
+ }
+
+ return 0;
+}
+
+/* Code specific for ti1273 firmware ----------------------------- */
+
+static struct sk_buff_head *fw_q;
+
+void hci_h4p_ti1273_parse_fw_event(struct hci_h4p_info *info,
+ struct sk_buff *skb)
+{
+ struct sk_buff *fw_skb;
+ unsigned long flags;
+
+ if (skb->data[5] != 0x00) {
+ dev_err(info->dev, "Firmware sending command failed 0x%.2x\n",
+ skb->data[5]);
+ info->fw_error = -EPROTO;
+ }
+
+ kfree_skb(skb);
+
+ fw_skb = skb_dequeue(fw_q);
+ if (fw_skb == NULL || info->fw_error) {
+ complete(&info->fw_completion);
+ return;
+ }
+
+ skb_queue_tail(&info->txq, fw_skb);
+ spin_lock_irqsave(&info->lock, flags);
+ hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
+ UART_IER_THRI);
+ spin_unlock_irqrestore(&info->lock, flags);
+}
+
+
+int hci_h4p_ti1273_send_fw(struct hci_h4p_info *info,
+ struct sk_buff_head *fw_queue)
+{
+ struct sk_buff *skb;
+ unsigned long flags, time;
+
+ info->fw_error = 0;
+
+ BT_DBG("Sending firmware");
+
+ time = jiffies;
+
+ fw_q = fw_queue;
+ skb = skb_dequeue(fw_queue);
+ if (!skb)
+ return -ENODATA;
+
+ BT_DBG("Sending commands");
+ /* Check if this is bd_address packet */
+ init_completion(&info->fw_completion);
+ hci_h4p_smart_idle(info, 0);
+ skb_queue_tail(&info->txq, skb);
+ spin_lock_irqsave(&info->lock, flags);
+ hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
+ UART_IER_THRI);
+ spin_unlock_irqrestore(&info->lock, flags);
+
+ if (!wait_for_completion_timeout(&info->fw_completion,
+ msecs_to_jiffies(2000))) {
+ dev_err(info->dev, "No reply to fw command\n");
+ return -ETIMEDOUT;
+ }
+
+ if (info->fw_error) {
+ dev_err(info->dev, "FW error\n");
+ return -EPROTO;
+ }
+
+ BT_DBG("Firmware sent in %d msecs",
+ jiffies_to_msecs(jiffies-time));
+
+ hci_h4p_set_auto_ctsrts(info, 0, UART_EFR_RTS);
+ hci_h4p_set_rts(info, 0);
+ hci_h4p_change_speed(info, BC4_MAX_BAUD_RATE);
+ if (hci_h4p_wait_for_cts(info, 1, 100)) {
+ dev_err(info->dev,
+ "cts didn't go down after final speed change\n");
+ return -ETIMEDOUT;
+ }
+ hci_h4p_set_auto_ctsrts(info, 1, UART_EFR_RTS);
+
+ return 0;
+}
+
+/* Generic code -------------------------------------------------- */
+
static struct platform_driver hci_h4p_driver = {
.probe = hci_h4p_probe,
.remove = hci_h4p_remove,
diff --git a/drivers/staging/nokia_h4p/nokia_fw-bcm.c b/drivers/staging/nokia_h4p/nokia_fw-bcm.c
deleted file mode 100644
index b55f5ba..0000000
--- a/drivers/staging/nokia_h4p/nokia_fw-bcm.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * This file is part of Nokia H4P bluetooth driver
- *
- * Copyright (C) 2005-2008 Nokia Corporation.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * 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 <linux/skbuff.h>
-#include <linux/delay.h>
-#include <linux/serial_reg.h>
-
-#include "hci_h4p.h"
-
-static int hci_h4p_bcm_set_bdaddr(struct hci_h4p_info *info,
- struct sk_buff *skb)
-{
- int i;
- static const u8 nokia_oui[3] = {0x00, 0x1f, 0xdf};
- int not_valid;
-
- not_valid = 1;
- for (i = 0; i < 6; i++) {
- if (info->bd_addr[i] != 0x00) {
- not_valid = 0;
- break;
- }
- }
-
- if (not_valid) {
- dev_info(info->dev, "Valid bluetooth address not found, setting some random\n");
- /* When address is not valid, use some random but Nokia MAC */
- memcpy(info->bd_addr, nokia_oui, 3);
- get_random_bytes(info->bd_addr + 3, 3);
- }
-
- for (i = 0; i < 6; i++)
- skb->data[9 - i] = info->bd_addr[i];
-
- return 0;
-}
-
-void hci_h4p_bcm_parse_fw_event(struct hci_h4p_info *info, struct sk_buff *skb)
-{
- struct sk_buff *fw_skb;
- int err;
- unsigned long flags;
-
- if (skb->data[5] != 0x00) {
- dev_err(info->dev, "Firmware sending command failed 0x%.2x\n",
- skb->data[5]);
- info->fw_error = -EPROTO;
- }
-
- kfree_skb(skb);
-
- fw_skb = skb_dequeue(info->fw_q);
- if (fw_skb == NULL || info->fw_error) {
- complete(&info->fw_completion);
- return;
- }
-
- if (fw_skb->data[1] == 0x01 && fw_skb->data[2] == 0xfc &&
- fw_skb->len >= 10) {
- BT_DBG("Setting bluetooth address");
- err = hci_h4p_bcm_set_bdaddr(info, fw_skb);
- if (err < 0) {
- kfree_skb(fw_skb);
- info->fw_error = err;
- complete(&info->fw_completion);
- return;
- }
- }
-
- skb_queue_tail(&info->txq, fw_skb);
- spin_lock_irqsave(&info->lock, flags);
- hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
- UART_IER_THRI);
- spin_unlock_irqrestore(&info->lock, flags);
-}
-
-
-int hci_h4p_bcm_send_fw(struct hci_h4p_info *info,
- struct sk_buff_head *fw_queue)
-{
- struct sk_buff *skb;
- unsigned long flags, time;
-
- info->fw_error = 0;
-
- BT_DBG("Sending firmware");
-
- time = jiffies;
-
- info->fw_q = fw_queue;
- skb = skb_dequeue(fw_queue);
- if (!skb)
- return -ENODATA;
-
- BT_DBG("Sending commands");
-
- /*
- * Disable smart-idle as UART TX interrupts
- * are not wake-up capable
- */
- hci_h4p_smart_idle(info, 0);
-
- /* Check if this is bd_address packet */
- init_completion(&info->fw_completion);
- skb_queue_tail(&info->txq, skb);
- spin_lock_irqsave(&info->lock, flags);
- hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
- UART_IER_THRI);
- spin_unlock_irqrestore(&info->lock, flags);
-
- if (!wait_for_completion_timeout(&info->fw_completion,
- msecs_to_jiffies(2000))) {
- dev_err(info->dev, "No reply to fw command\n");
- return -ETIMEDOUT;
- }
-
- if (info->fw_error) {
- dev_err(info->dev, "FW error\n");
- return -EPROTO;
- }
-
- BT_DBG("Firmware sent in %d msecs",
- jiffies_to_msecs(jiffies-time));
-
- hci_h4p_set_auto_ctsrts(info, 0, UART_EFR_RTS);
- hci_h4p_set_rts(info, 0);
- hci_h4p_change_speed(info, BC4_MAX_BAUD_RATE);
- hci_h4p_set_auto_ctsrts(info, 1, UART_EFR_RTS);
-
- return 0;
-}
diff --git a/drivers/staging/nokia_h4p/nokia_fw-csr.c b/drivers/staging/nokia_h4p/nokia_fw-csr.c
deleted file mode 100644
index fe6b704..0000000
--- a/drivers/staging/nokia_h4p/nokia_fw-csr.c
+++ /dev/null
@@ -1,149 +0,0 @@
-/*
- * This file is part of Nokia H4P bluetooth driver
- *
- * Copyright (C) 2005-2008 Nokia Corporation.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * 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 <linux/skbuff.h>
-#include <linux/delay.h>
-#include <linux/serial_reg.h>
-
-#include "hci_h4p.h"
-
-void hci_h4p_bc4_parse_fw_event(struct hci_h4p_info *info, struct sk_buff *skb)
-{
- /* Check if this is fw packet */
- if (skb->data[0] != 0xff) {
- hci_recv_frame(info->hdev, skb);
- return;
- }
-
- if (skb->data[11] || skb->data[12]) {
- dev_err(info->dev, "Firmware sending command failed\n");
- info->fw_error = -EPROTO;
- }
-
- kfree_skb(skb);
- complete(&info->fw_completion);
-}
-
-int hci_h4p_bc4_send_fw(struct hci_h4p_info *info,
- struct sk_buff_head *fw_queue)
-{
- static const u8 nokia_oui[3] = {0x00, 0x19, 0x4F};
- struct sk_buff *skb;
- unsigned int offset;
- int retries, count, i, not_valid;
- unsigned long flags;
-
- info->fw_error = 0;
-
- BT_DBG("Sending firmware");
- skb = skb_dequeue(fw_queue);
-
- if (!skb)
- return -ENOMSG;
-
- /* Check if this is bd_address packet */
- if (skb->data[15] == 0x01 && skb->data[16] == 0x00) {
- offset = 21;
- skb->data[offset + 1] = 0x00;
- skb->data[offset + 5] = 0x00;
-
- not_valid = 1;
- for (i = 0; i < 6; i++) {
- if (info->bd_addr[i] != 0x00) {
- not_valid = 0;
- break;
- }
- }
-
- if (not_valid) {
- dev_info(info->dev, "Valid bluetooth address not found, setting some random\n");
- /* When address is not valid, use some random */
- memcpy(info->bd_addr, nokia_oui, 3);
- get_random_bytes(info->bd_addr + 3, 3);
- }
-
- skb->data[offset + 7] = info->bd_addr[0];
- skb->data[offset + 6] = info->bd_addr[1];
- skb->data[offset + 4] = info->bd_addr[2];
- skb->data[offset + 0] = info->bd_addr[3];
- skb->data[offset + 3] = info->bd_addr[4];
- skb->data[offset + 2] = info->bd_addr[5];
- }
-
- for (count = 1; ; count++) {
- BT_DBG("Sending firmware command %d", count);
- init_completion(&info->fw_completion);
- skb_queue_tail(&info->txq, skb);
- spin_lock_irqsave(&info->lock, flags);
- hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
- UART_IER_THRI);
- spin_unlock_irqrestore(&info->lock, flags);
-
- skb = skb_dequeue(fw_queue);
- if (!skb)
- break;
-
- if (!wait_for_completion_timeout(&info->fw_completion,
- msecs_to_jiffies(1000))) {
- dev_err(info->dev, "No reply to fw command\n");
- return -ETIMEDOUT;
- }
-
- if (info->fw_error) {
- dev_err(info->dev, "FW error\n");
- return -EPROTO;
- }
- };
-
- /* Wait for chip warm reset */
- retries = 100;
- while ((!skb_queue_empty(&info->txq) ||
- !(hci_h4p_inb(info, UART_LSR) & UART_LSR_TEMT)) &&
- retries--) {
- msleep(10);
- }
- if (!retries) {
- dev_err(info->dev, "Transmitter not empty\n");
- return -ETIMEDOUT;
- }
-
- hci_h4p_change_speed(info, BC4_MAX_BAUD_RATE);
-
- if (hci_h4p_wait_for_cts(info, 1, 100)) {
- dev_err(info->dev, "cts didn't deassert after final speed\n");
- return -ETIMEDOUT;
- }
-
- retries = 100;
- do {
- init_completion(&info->init_completion);
- hci_h4p_send_alive_packet(info);
- retries--;
- } while (!wait_for_completion_timeout(&info->init_completion, 100) &&
- retries > 0);
-
- if (!retries) {
- dev_err(info->dev, "No alive reply after speed change\n");
- return -ETIMEDOUT;
- }
-
- return 0;
-}
diff --git a/drivers/staging/nokia_h4p/nokia_fw-ti1273.c b/drivers/staging/nokia_h4p/nokia_fw-ti1273.c
deleted file mode 100644
index f5500f7..0000000
--- a/drivers/staging/nokia_h4p/nokia_fw-ti1273.c
+++ /dev/null
@@ -1,110 +0,0 @@
-/*
- * This file is part of Nokia H4P bluetooth driver
- *
- * Copyright (C) 2009 Nokia Corporation.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * 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 <linux/skbuff.h>
-#include <linux/delay.h>
-#include <linux/serial_reg.h>
-
-#include "hci_h4p.h"
-
-static struct sk_buff_head *fw_q;
-
-void hci_h4p_ti1273_parse_fw_event(struct hci_h4p_info *info,
- struct sk_buff *skb)
-{
- struct sk_buff *fw_skb;
- unsigned long flags;
-
- if (skb->data[5] != 0x00) {
- dev_err(info->dev, "Firmware sending command failed 0x%.2x\n",
- skb->data[5]);
- info->fw_error = -EPROTO;
- }
-
- kfree_skb(skb);
-
- fw_skb = skb_dequeue(fw_q);
- if (fw_skb == NULL || info->fw_error) {
- complete(&info->fw_completion);
- return;
- }
-
- skb_queue_tail(&info->txq, fw_skb);
- spin_lock_irqsave(&info->lock, flags);
- hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
- UART_IER_THRI);
- spin_unlock_irqrestore(&info->lock, flags);
-}
-
-
-int hci_h4p_ti1273_send_fw(struct hci_h4p_info *info,
- struct sk_buff_head *fw_queue)
-{
- struct sk_buff *skb;
- unsigned long flags, time;
-
- info->fw_error = 0;
-
- BT_DBG("Sending firmware");
-
- time = jiffies;
-
- fw_q = fw_queue;
- skb = skb_dequeue(fw_queue);
- if (!skb)
- return -ENODATA;
-
- BT_DBG("Sending commands");
- /* Check if this is bd_address packet */
- init_completion(&info->fw_completion);
- hci_h4p_smart_idle(info, 0);
- skb_queue_tail(&info->txq, skb);
- spin_lock_irqsave(&info->lock, flags);
- hci_h4p_outb(info, UART_IER, hci_h4p_inb(info, UART_IER) |
- UART_IER_THRI);
- spin_unlock_irqrestore(&info->lock, flags);
-
- if (!wait_for_completion_timeout(&info->fw_completion,
- msecs_to_jiffies(2000))) {
- dev_err(info->dev, "No reply to fw command\n");
- return -ETIMEDOUT;
- }
-
- if (info->fw_error) {
- dev_err(info->dev, "FW error\n");
- return -EPROTO;
- }
-
- BT_DBG("Firmware sent in %d msecs",
- jiffies_to_msecs(jiffies-time));
-
- hci_h4p_set_auto_ctsrts(info, 0, UART_EFR_RTS);
- hci_h4p_set_rts(info, 0);
- hci_h4p_change_speed(info, BC4_MAX_BAUD_RATE);
- if (hci_h4p_wait_for_cts(info, 1, 100)) {
- dev_err(info->dev,
- "cts didn't go down after final speed change\n");
- return -ETIMEDOUT;
- }
- hci_h4p_set_auto_ctsrts(info, 1, UART_EFR_RTS);
-
- return 0;
-}
--
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