path: root/1085_linux-3.4.86.patch

diff --git a/Makefile b/Makefile
index 66ae2984a38c..4958e39a9d9c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 VERSION = 3
 PATCHLEVEL = 4
-SUBLEVEL = 85
+SUBLEVEL = 86
 EXTRAVERSION =
 NAME = Saber-toothed Squirrel
 
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h
index b9676ae37ada..ddaf130e9000 100644
--- a/arch/x86/include/asm/topology.h
+++ b/arch/x86/include/asm/topology.h
@@ -157,9 +157,10 @@ static inline void setup_node_to_cpumask_map(void) { }
 
 extern const struct cpumask *cpu_coregroup_mask(int cpu);
 
-#ifdef ENABLE_TOPO_DEFINES
 #define topology_physical_package_id(cpu)	(cpu_data(cpu).phys_proc_id)
 #define topology_core_id(cpu)			(cpu_data(cpu).cpu_core_id)
+
+#ifdef ENABLE_TOPO_DEFINES
 #define topology_core_cpumask(cpu)		(per_cpu(cpu_core_map, cpu))
 #define topology_thread_cpumask(cpu)		(per_cpu(cpu_sibling_map, cpu))
 
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index e2c2e1e2bd6f..c1f7e9b65088 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -232,11 +232,22 @@ static int synaptics_identify(struct psmouse *psmouse)
  * Read touchpad resolution and maximum reported coordinates
  * Resolution is left zero if touchpad does not support the query
  */
+
+static const int *quirk_min_max;
+
 static int synaptics_resolution(struct psmouse *psmouse)
 {
 	struct synaptics_data *priv = psmouse->private;
 	unsigned char resp[3];
 
+	if (quirk_min_max) {
+		priv->x_min = quirk_min_max[0];
+		priv->x_max = quirk_min_max[1];
+		priv->y_min = quirk_min_max[2];
+		priv->y_max = quirk_min_max[3];
+		return 0;
+	}
+
 	if (SYN_ID_MAJOR(priv->identity) < 4)
 		return 0;
 
@@ -1412,10 +1423,54 @@ static const struct dmi_system_id __initconst olpc_dmi_table[] = {
 	{ }
 };
 
+static const struct dmi_system_id min_max_dmi_table[] __initconst = {
+#if defined(CONFIG_DMI)
+	{
+		/* Lenovo ThinkPad Helix */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad Helix"),
+		},
+		.driver_data = (int []){1024, 5052, 2258, 4832},
+	},
+	{
+		/* Lenovo ThinkPad X240 */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X240"),
+		},
+		.driver_data = (int []){1232, 5710, 1156, 4696},
+	},
+	{
+		/* Lenovo ThinkPad T440s */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T440"),
+		},
+		.driver_data = (int []){1024, 5112, 2024, 4832},
+	},
+	{
+		/* Lenovo ThinkPad T540p */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T540"),
+		},
+		.driver_data = (int []){1024, 5056, 2058, 4832},
+	},
+#endif
+	{ }
+};
+
 void __init synaptics_module_init(void)
 {
+	const struct dmi_system_id *min_max_dmi;
+
 	impaired_toshiba_kbc = dmi_check_system(toshiba_dmi_table);
 	broken_olpc_ec = dmi_check_system(olpc_dmi_table);
+
+	min_max_dmi = dmi_first_match(min_max_dmi_table);
+	if (min_max_dmi)
+		quirk_min_max = min_max_dmi->driver_data;
 }
 
 static int __synaptics_init(struct psmouse *psmouse, bool absolute_mode)
diff --git a/drivers/staging/speakup/i18n.c b/drivers/staging/speakup/i18n.c
index c2119433f333..7656014c7bdd 100644
--- a/drivers/staging/speakup/i18n.c
+++ b/drivers/staging/speakup/i18n.c
@@ -390,7 +390,7 @@ static struct msg_group_t all_groups[] = {
 
 static const  int num_groups = sizeof(all_groups) / sizeof(struct msg_group_t);
 
-char *msg_get(enum msg_index_t index)
+char *spk_msg_get(enum msg_index_t index)
 {
 	char *ch;
 
@@ -540,7 +540,7 @@ static int fmt_validate(char *template, char *user)
  * -EINVAL -  Invalid format specifiers in formatted message or illegal index.
  * -ENOMEM -  Unable to allocate memory.
 */
-ssize_t msg_set(enum msg_index_t index, char *text, size_t length)
+ssize_t spk_msg_set(enum msg_index_t index, char *text, size_t length)
 {
 	int rc = 0;
 	char *newstr = NULL;
@@ -575,7 +575,7 @@ ssize_t msg_set(enum msg_index_t index, char *text, size_t length)
  * Find a message group, given its name.  Return a pointer to the structure
  * if found, or NULL otherwise.
 */
-struct msg_group_t *find_msg_group(const char *group_name)
+struct msg_group_t *spk_find_msg_group(const char *group_name)
 {
 	struct msg_group_t *group = NULL;
 	int i;
@@ -589,7 +589,7 @@ struct msg_group_t *find_msg_group(const char *group_name)
 	return group;
 }
 
-void reset_msg_group(struct msg_group_t *group)
+void spk_reset_msg_group(struct msg_group_t *group)
 {
 	unsigned long flags;
 	enum msg_index_t i;
@@ -605,14 +605,14 @@ void reset_msg_group(struct msg_group_t *group)
 }
 
 /* Called at initialization time, to establish default messages. */
-void initialize_msgs(void)
+void spk_initialize_msgs(void)
 {
 	memcpy(speakup_msgs, speakup_default_msgs,
 		sizeof(speakup_default_msgs));
 }
 
 /* Free user-supplied strings when module is unloaded: */
-void free_user_msgs(void)
+void spk_free_user_msgs(void)
 {
 	enum msg_index_t index;
 	unsigned long flags;
diff --git a/drivers/staging/speakup/i18n.h b/drivers/staging/speakup/i18n.h
index 65caa8010776..dd338f4218de 100644
--- a/drivers/staging/speakup/i18n.h
+++ b/drivers/staging/speakup/i18n.h
@@ -218,11 +218,11 @@ struct msg_group_t {
 	enum msg_index_t end;
 };
 
-extern char *msg_get(enum msg_index_t index);
-extern ssize_t msg_set(enum msg_index_t index, char *text, size_t length);
-extern struct msg_group_t *find_msg_group(const char *group_name);
-extern void reset_msg_group(struct msg_group_t *group);
-extern void initialize_msgs(void);
-extern void free_user_msgs(void);
+extern char *spk_msg_get(enum msg_index_t index);
+extern ssize_t spk_msg_set(enum msg_index_t index, char *text, size_t length);
+extern struct msg_group_t *spk_find_msg_group(const char *group_name);
+extern void spk_reset_msg_group(struct msg_group_t *group);
+extern void spk_initialize_msgs(void);
+extern void spk_free_user_msgs(void);
 
 #endif
diff --git a/drivers/staging/speakup/keyhelp.c b/drivers/staging/speakup/keyhelp.c
index 170f38815ffd..4c584ecbd1fa 100644
--- a/drivers/staging/speakup/keyhelp.c
+++ b/drivers/staging/speakup/keyhelp.c
@@ -115,10 +115,10 @@ static void say_key(int key)
 	key &= 0xff;
 	for (i = 0; i < 6; i++) {
 		if (state & masks[i])
-			synth_printf(" %s", msg_get(MSG_STATES_START + i));
+			synth_printf(" %s", spk_msg_get(MSG_STATES_START + i));
 	}
 	if ((key > 0) && (key <= num_key_names))
-		synth_printf(" %s\n", msg_get(MSG_KEYNAMES_START + (key - 1)));
+		synth_printf(" %s\n", spk_msg_get(MSG_KEYNAMES_START + (key - 1)));
 }
 
 static int help_init(void)
@@ -126,9 +126,9 @@ static int help_init(void)
 	char start = SPACE;
 	int i;
 	int num_funcs = MSG_FUNCNAMES_END - MSG_FUNCNAMES_START + 1;
-state_tbl = our_keys[0]+SHIFT_TBL_SIZE+2;
+state_tbl = spk_our_keys[0]+SHIFT_TBL_SIZE+2;
 	for (i = 0; i < num_funcs; i++) {
-		char *cur_funcname = msg_get(MSG_FUNCNAMES_START + i);
+		char *cur_funcname = spk_msg_get(MSG_FUNCNAMES_START + i);
 		if (start == *cur_funcname)
 			continue;
 		start = *cur_funcname;
@@ -137,7 +137,7 @@ state_tbl = our_keys[0]+SHIFT_TBL_SIZE+2;
 	return 0;
 }
 
-int handle_help(struct vc_data *vc, u_char type, u_char ch, u_short key)
+int spk_handle_help(struct vc_data *vc, u_char type, u_char ch, u_short key)
 {
 	int i, n;
 	char *name;
@@ -147,15 +147,15 @@ int handle_help(struct vc_data *vc, u_char type, u_char ch, u_short key)
 		help_init();
 	if (type == KT_LATIN) {
 		if (ch == SPACE) {
-			special_handler = NULL;
-			synth_printf("%s\n", msg_get(MSG_LEAVING_HELP));
+			spk_special_handler = NULL;
+			synth_printf("%s\n", spk_msg_get(MSG_LEAVING_HELP));
 			return 1;
 		}
 		ch |= 32; /* lower case */
 		if (ch < 'a' || ch > 'z')
 			return -1;
 		if (letter_offsets[ch-'a'] == -1) {
-			synth_printf(msg_get(MSG_NO_COMMAND), ch);
+			synth_printf(spk_msg_get(MSG_NO_COMMAND), ch);
 			synth_printf("\n");
 			return 1;
 		}
@@ -169,47 +169,47 @@ int handle_help(struct vc_data *vc, u_char type, u_char ch, u_short key)
 			cur_item--;
 		else
 			return -1;
-	} else if (type == KT_SPKUP && ch == SPEAKUP_HELP && !special_handler) {
-		special_handler = handle_help;
-		synth_printf("%s\n", msg_get(MSG_HELP_INFO));
+	} else if (type == KT_SPKUP && ch == SPEAKUP_HELP && !spk_special_handler) {
+		spk_special_handler = spk_handle_help;
+		synth_printf("%s\n", spk_msg_get(MSG_HELP_INFO));
 		build_key_data(); /* rebuild each time in case new mapping */
 		return 1;
 	} else {
 		name = NULL;
 		if ((type != KT_SPKUP) && (key > 0) && (key <= num_key_names)) {
 			synth_printf("%s\n",
-				msg_get(MSG_KEYNAMES_START + key-1));
+				spk_msg_get(MSG_KEYNAMES_START + key-1));
 			return 1;
 		}
 		for (i = 0; funcvals[i] != 0 && !name; i++) {
 			if (ch == funcvals[i])
-				name = msg_get(MSG_FUNCNAMES_START + i);
+				name = spk_msg_get(MSG_FUNCNAMES_START + i);
 		}
 		if (!name)
 			return -1;
-		kp = our_keys[key]+1;
+		kp = spk_our_keys[key]+1;
 		for (i = 0; i < nstates; i++) {
 			if (ch == kp[i])
 				break;
 		}
 		key += (state_tbl[i] << 8);
 		say_key(key);
-		synth_printf(msg_get(MSG_KEYDESC), name);
+		synth_printf(spk_msg_get(MSG_KEYDESC), name);
 		synth_printf("\n");
 		return 1;
 	}
-	name = msg_get(MSG_FUNCNAMES_START + cur_item);
+	name = spk_msg_get(MSG_FUNCNAMES_START + cur_item);
 	func = funcvals[cur_item];
 	synth_printf("%s", name);
 	if (key_offsets[func] == 0) {
-		synth_printf(" %s\n", msg_get(MSG_IS_UNASSIGNED));
+		synth_printf(" %s\n", spk_msg_get(MSG_IS_UNASSIGNED));
 		return 1;
 	}
 	p_keys = key_data + key_offsets[func];
 	for (n = 0; p_keys[n]; n++) {
 		val = p_keys[n];
 		if (n > 0)
-			synth_printf("%s ", msg_get(MSG_DISJUNCTION));
+			synth_printf("%s ", spk_msg_get(MSG_DISJUNCTION));
 		say_key(val);
 	}
 	return 1;
diff --git a/drivers/staging/speakup/kobjects.c b/drivers/staging/speakup/kobjects.c
index 2093896c546b..86387f48b30c 100644
--- a/drivers/staging/speakup/kobjects.c
+++ b/drivers/staging/speakup/kobjects.c
@@ -41,7 +41,7 @@ static ssize_t chars_chartab_show(struct kobject *kobj,
 			break;
 		if (strcmp("characters", attr->attr.name) == 0) {
 			len = scnprintf(buf_pointer, bufsize, "%d\t%s\n",
-					i, characters[i]);
+					i, spk_characters[i]);
 		} else {	/* show chartab entry */
 			if (IS_TYPE(i, B_CTL))
 				cp = "B_CTL";
@@ -185,12 +185,12 @@ static ssize_t chars_chartab_store(struct kobject *kobj,
 		outptr[desc_length] = '\0';
 
 		if (do_characters) {
-			if (characters[index] != default_chars[index])
-				kfree(characters[index]);
-			characters[index] = desc;
+			if (spk_characters[index] != spk_default_chars[index])
+				kfree(spk_characters[index]);
+			spk_characters[index] = desc;
 			used++;
 		} else {
-			charclass = chartab_get_value(keyword);
+			charclass = spk_chartab_get_value(keyword);
 			if (charclass == 0) {
 				rejected++;
 				cp = linefeed + 1;
@@ -206,9 +206,9 @@ static ssize_t chars_chartab_store(struct kobject *kobj,
 
 	if (reset) {
 		if (do_characters)
-			reset_default_chars();
+			spk_reset_default_chars();
 		else
-			reset_default_chartab();
+			spk_reset_default_chartab();
 	}
 
 	spk_unlock(flags);
@@ -232,7 +232,7 @@ static ssize_t keymap_show(struct kobject *kobj, struct kobj_attribute *attr,
 	u_char ch;
 	unsigned long flags;
 	spk_lock(flags);
-	cp1 = key_buf + SHIFT_TBL_SIZE;
+	cp1 = spk_key_buf + SHIFT_TBL_SIZE;
 	num_keys = (int)(*cp1);
 	nstates = (int)cp1[1];
 	cp += sprintf(cp, "%d, %d, %d,\n", KEY_MAP_VER, num_keys, nstates);
@@ -271,7 +271,7 @@ static ssize_t keymap_store(struct kobject *kobj, struct kobj_attribute *attr,
 		return -ENOMEM;
 	}
 	if (strchr("dDrR", *in_buff)) {
-		set_key_info(key_defaults, key_buf);
+		spk_set_key_info(spk_key_defaults, spk_key_buf);
 		pr_info("keymap set to default values\n");
 		kfree(in_buff);
 		spk_unlock(flags);
@@ -282,14 +282,14 @@ static ssize_t keymap_store(struct kobject *kobj, struct kobj_attribute *attr,
 	cp = in_buff;
 	cp1 = (u_char *)in_buff;
 	for (i = 0; i < 3; i++) {
-		cp = s2uchar(cp, cp1);
+		cp = spk_s2uchar(cp, cp1);
 		cp1++;
 	}
 	i = (int)cp1[-2]+1;
 	i *= (int)cp1[-1]+1;
 	i += 2; /* 0 and last map ver */
 	if (cp1[-3] != KEY_MAP_VER || cp1[-1] > 10 ||
-			i+SHIFT_TBL_SIZE+4 >= sizeof(key_buf)) {
+			i+SHIFT_TBL_SIZE+4 >= sizeof(spk_key_buf)) {
 		pr_warn("i %d %d %d %d\n", i,
 				(int)cp1[-3], (int)cp1[-2], (int)cp1[-1]);
 		kfree(in_buff);
@@ -297,7 +297,7 @@ static ssize_t keymap_store(struct kobject *kobj, struct kobj_attribute *attr,
 		return -EINVAL;
 	}
 	while (--i >= 0) {
-		cp = s2uchar(cp, cp1);
+		cp = spk_s2uchar(cp, cp1);
 		cp1++;
 		if (!(*cp))
 			break;
@@ -307,8 +307,8 @@ static ssize_t keymap_store(struct kobject *kobj, struct kobj_attribute *attr,
 		pr_warn("end %d %d %d %d\n", i,
 				(int)cp1[-3], (int)cp1[-2], (int)cp1[-1]);
 	} else {
-		if (set_key_info(in_buff, key_buf)) {
-			set_key_info(key_defaults, key_buf);
+		if (spk_set_key_info(in_buff, spk_key_buf)) {
+			spk_set_key_info(spk_key_defaults, spk_key_buf);
 			ret = -EINVAL;
 			pr_warn("set key failed\n");
 		}
@@ -343,7 +343,7 @@ static ssize_t silent_store(struct kobject *kobj, struct kobj_attribute *attr,
 	spk_lock(flags);
 	if (ch&2) {
 		shut = 1;
-		do_flush();
+		spk_do_flush();
 	} else {
 		shut = 0;
 	}
@@ -388,7 +388,7 @@ static ssize_t synth_store(struct kobject *kobj, struct kobj_attribute *attr,
 	if (new_synth_name[len - 1] == '\n')
 		len--;
 	new_synth_name[len] = '\0';
-	strlwr(new_synth_name);
+	spk_strlwr(new_synth_name);
 	if ((synth != NULL) && (!strcmp(new_synth_name, synth->name))) {
 		pr_warn("%s already in use\n", new_synth_name);
 	} else if (synth_init(new_synth_name) != 0) {
@@ -417,7 +417,7 @@ static ssize_t synth_direct_store(struct kobject *kobj,
 		bytes = min_t(size_t, len, 250);
 		strncpy(tmp, ptr, bytes);
 		tmp[bytes] = '\0';
-		xlate(tmp);
+		spk_xlate(tmp);
 		synth_printf("%s", tmp);
 		ptr += bytes;
 		len -= bytes;
@@ -455,14 +455,14 @@ static ssize_t punc_show(struct kobject *kobj, struct kobj_attribute *attr,
 	short mask;
 	unsigned long flags;
 
-	p_header = var_header_by_name(attr->attr.name);
+	p_header = spk_var_header_by_name(attr->attr.name);
 	if (p_header == NULL) {
 		pr_warn("p_header is null, attr->attr.name is %s\n",
 			attr->attr.name);
 		return -EINVAL;
 	}
 
-	var = get_punc_var(p_header->var_id);
+	var = spk_get_punc_var(p_header->var_id);
 	if (var == NULL) {
 		pr_warn("var is null, p_header->var_id is %i\n",
 				p_header->var_id);
@@ -470,7 +470,7 @@ static ssize_t punc_show(struct kobject *kobj, struct kobj_attribute *attr,
 	}
 
 	spk_lock(flags);
-	pb = (struct st_bits_data *) &punc_info[var->value];
+	pb = (struct st_bits_data *) &spk_punc_info[var->value];
 	mask = pb->mask;
 	for (i = 33; i < 128; i++) {
 		if (!(spk_chartab[i]&mask))
@@ -497,14 +497,14 @@ static ssize_t punc_store(struct kobject *kobj, struct kobj_attribute *attr,
 	if (x < 1 || x > 99)
 		return -EINVAL;
 
-	p_header = var_header_by_name(attr->attr.name);
+	p_header = spk_var_header_by_name(attr->attr.name);
 	if (p_header == NULL) {
 		pr_warn("p_header is null, attr->attr.name is %s\n",
 			attr->attr.name);
 		return -EINVAL;
 	}
 
-	var = get_punc_var(p_header->var_id);
+	var = spk_get_punc_var(p_header->var_id);
 	if (var == NULL) {
 		pr_warn("var is null, p_header->var_id is %i\n",
 				p_header->var_id);
@@ -520,9 +520,9 @@ static ssize_t punc_store(struct kobject *kobj, struct kobj_attribute *attr,
 	spk_lock(flags);
 
 	if (*punc_buf == 'd' || *punc_buf == 'r')
-		x = set_mask_bits(0, var->value, 3);
+		x = spk_set_mask_bits(0, var->value, 3);
 	else
-		x = set_mask_bits(punc_buf, var->value, 3);
+		x = spk_set_mask_bits(punc_buf, var->value, 3);
 
 	spk_unlock(flags);
 	return count;
@@ -542,7 +542,7 @@ ssize_t spk_var_show(struct kobject *kobj, struct kobj_attribute *attr,
 	char ch;
 	unsigned long flags;
 
-	param = var_header_by_name(attr->attr.name);
+	param = spk_var_header_by_name(attr->attr.name);
 	if (param == NULL)
 		return -EINVAL;
 
@@ -599,13 +599,13 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
 	int value;
 	unsigned long flags;
 
-	param = var_header_by_name(attr->attr.name);
+	param = spk_var_header_by_name(attr->attr.name);
 	if (param == NULL)
 		return -EINVAL;
 	if (param->data == NULL)
 		return 0;
 	ret = 0;
-	cp = xlate((char *) buf);
+	cp = spk_xlate((char *) buf);
 
 	spk_lock(flags);
 	switch (param->var_type) {
@@ -618,7 +618,7 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
 		else
 			len = E_SET;
 		speakup_s2i(cp, &value);
-		ret = set_num_var(value, param, len);
+		ret = spk_set_num_var(value, param, len);
 		if (ret == E_RANGE) {
 			var_data = param->data;
 			pr_warn("value for %s out of range, expect %d to %d\n",
@@ -636,7 +636,7 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
 		}
 		cp = (char *) buf;
 		cp[len] = '\0';
-		ret = set_string_var(buf, param, len);
+		ret = spk_set_string_var(buf, param, len);
 		if (ret == E_TOOLONG)
 			pr_warn("value too long for %s\n",
 					attr->attr.name);
@@ -652,19 +652,19 @@ ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
 	 */
 	if (strcmp(attr->attr.name, "voice") == 0) {
 		if (synth && synth->default_pitch) {
-			param = var_header_by_name("pitch");
+			param = spk_var_header_by_name("pitch");
 			if (param)  {
-				set_num_var(synth->default_pitch[value], param,
+				spk_set_num_var(synth->default_pitch[value], param,
 					E_NEW_DEFAULT);
-				set_num_var(0, param, E_DEFAULT);
+				spk_set_num_var(0, param, E_DEFAULT);
 			}
 		}
 		if (synth && synth->default_vol) {
-			param = var_header_by_name("vol");
+			param = spk_var_header_by_name("vol");
 			if (param)  {
-				set_num_var(synth->default_vol[value], param,
+				spk_set_num_var(synth->default_vol[value], param,
 					E_NEW_DEFAULT);
-				set_num_var(0, param, E_DEFAULT);
+				spk_set_num_var(0, param, E_DEFAULT);
 			}
 		}
 	}
@@ -694,7 +694,7 @@ static ssize_t message_show_helper(char *buf, enum msg_index_t first,
 		if (bufsize <= 1)
 			break;
 		printed = scnprintf(buf_pointer, bufsize, "%d\t%s\n",
-			index, msg_get(cursor));
+			index, spk_msg_get(cursor));
 		buf_pointer += printed;
 		bufsize -= printed;
 	}
@@ -788,7 +788,7 @@ static ssize_t message_store_helper(const char *buf, size_t count,
 			continue;
 		}
 
-		msg_stored = msg_set(curmessage, temp, desc_length);
+		msg_stored = spk_msg_set(curmessage, temp, desc_length);
 		if (msg_stored < 0) {
 			retval = msg_stored;
 			if (msg_stored == -ENOMEM)
@@ -802,7 +802,7 @@ static ssize_t message_store_helper(const char *buf, size_t count,
 	}
 
 	if (reset)
-		reset_msg_group(group);
+		spk_reset_msg_group(group);
 
 	report_msg_status(reset, received, used, rejected, group->name);
 	return retval;
@@ -812,7 +812,7 @@ static ssize_t message_show(struct kobject *kobj,
 	struct kobj_attribute *attr, char *buf)
 {
 	ssize_t retval = 0;
-	struct msg_group_t *group = find_msg_group(attr->attr.name);
+	struct msg_group_t *group = spk_find_msg_group(attr->attr.name);
 	unsigned long flags;
 
 	BUG_ON(!group);
@@ -826,7 +826,7 @@ static ssize_t message_store(struct kobject *kobj, struct kobj_attribute *attr,
 	const char *buf, size_t count)
 {
 	ssize_t retval = 0;
-	struct msg_group_t *group = find_msg_group(attr->attr.name);
+	struct msg_group_t *group = spk_find_msg_group(attr->attr.name);
 
 	BUG_ON(!group);
 	retval = message_store_helper(buf, count, group);
diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c
index 40e2488b9679..463d125ee77b 100644
--- a/drivers/staging/speakup/main.c
+++ b/drivers/staging/speakup/main.c
@@ -65,23 +65,23 @@ MODULE_VERSION(SPEAKUP_VERSION);
 
 char *synth_name;
 module_param_named(synth, synth_name, charp, S_IRUGO);
-module_param_named(quiet, quiet_boot, bool, S_IRUGO);
+module_param_named(quiet, spk_quiet_boot, bool, S_IRUGO);
 
 MODULE_PARM_DESC(synth, "Synth to start if speakup is built in.");
 MODULE_PARM_DESC(quiet, "Do not announce when the synthesizer is found.");
 
-special_func special_handler;
+special_func spk_special_handler;
 
-short pitch_shift, synth_flags;
+short spk_pitch_shift, synth_flags;
 static char buf[256];
-int attrib_bleep, bleeps, bleep_time = 10;
-int no_intr, spell_delay;
-int key_echo, say_word_ctl;
-int say_ctrl, bell_pos;
-short punc_mask;
-int punc_level, reading_punc;
-char str_caps_start[MAXVARLEN + 1] = "\0", str_caps_stop[MAXVARLEN + 1] = "\0";
-const struct st_bits_data punc_info[] = {
+int spk_attrib_bleep, spk_bleeps, spk_bleep_time = 10;
+int spk_no_intr, spk_spell_delay;
+int spk_key_echo, spk_say_word_ctl;
+int spk_say_ctrl, spk_bell_pos;
+short spk_punc_mask;
+int spk_punc_level, spk_reading_punc;
+char spk_str_caps_start[MAXVARLEN + 1] = "\0", spk_str_caps_stop[MAXVARLEN + 1] = "\0";
+const struct st_bits_data spk_punc_info[] = {
 	{"none", "", 0},
 	{"some", "/$%&@", SOME},
 	{"most", "$%&#()=+*/@^<>|\\", MOST},
@@ -95,9 +95,9 @@ const struct st_bits_data punc_info[] = {
 
 static char mark_cut_flag;
 #define MAX_KEY 160
-u_char *our_keys[MAX_KEY], *shift_table;
-u_char key_buf[600];
-const u_char key_defaults[] = {
+u_char *spk_our_keys[MAX_KEY], *spk_shift_table;
+u_char spk_key_buf[600];
+const u_char spk_key_defaults[] = {
 #include "speakupmap.h"
 };
 
@@ -129,9 +129,9 @@ static char *phonetic[] = {
 /* array of 256 char pointers (one for each character description)
  * initialized to default_chars and user selectable via
  * /proc/speakup/characters */
-char *characters[256];
+char *spk_characters[256];
 
-char *default_chars[256] = {
+char *spk_default_chars[256] = {
 /*000*/ "null", "^a", "^b", "^c", "^d", "^e", "^f", "^g",
 /*008*/ "^h", "^i", "^j", "^k", "^l", "^m", "^n", "^o",
 /*016*/ "^p", "^q", "^r", "^s", "^t", "^u", "^v", "^w",
@@ -238,7 +238,7 @@ static u_short default_chartab[256] = {
 };
 
 struct task_struct *speakup_task;
-struct bleep unprocessed_sound;
+struct bleep spk_unprocessed_sound;
 static int spk_keydown;
 static u_char spk_lastkey, spk_close_press, keymap_flags;
 static u_char last_keycode, this_speakup_key;
@@ -282,13 +282,13 @@ static void bleep(u_short val)
 		350, 370, 392, 414, 440, 466, 491, 523, 554, 587, 619, 659
 	};
 	short freq;
-	int time = bleep_time;
+	int time = spk_bleep_time;
 	freq = vals[val % 12];
 	if (val > 11)
 		freq *= (1 << (val / 12));
-	unprocessed_sound.freq = freq;
-	unprocessed_sound.jiffies = msecs_to_jiffies(time);
-	unprocessed_sound.active = 1;
+	spk_unprocessed_sound.freq = freq;
+	spk_unprocessed_sound.jiffies = msecs_to_jiffies(time);
+	spk_unprocessed_sound.active = 1;
 	/* We can only have 1 active sound at a time. */
 }
 
@@ -300,7 +300,7 @@ static void speakup_shut_up(struct vc_data *vc)
 	spk_parked &= 0xfe;
 	speakup_date(vc);
 	if (synth != NULL)
-		do_flush();
+		spk_do_flush();
 }
 
 static void speech_kill(struct vc_data *vc)
@@ -313,9 +313,9 @@ static void speech_kill(struct vc_data *vc)
 	if (val == 2 || spk_killed) {
 		/* dead */
 		spk_shut_up &= ~0x40;
-		synth_printf("%s\n", msg_get(MSG_IAM_ALIVE));
+		synth_printf("%s\n", spk_msg_get(MSG_IAM_ALIVE));
 	} else {
-		synth_printf("%s\n", msg_get(MSG_YOU_KILLED_SPEAKUP));
+		synth_printf("%s\n", spk_msg_get(MSG_YOU_KILLED_SPEAKUP));
 		spk_shut_up |= 0x40;
 	}
 }
@@ -324,10 +324,10 @@ static void speakup_off(struct vc_data *vc)
 {
 	if (spk_shut_up & 0x80) {
 		spk_shut_up &= 0x7f;
-		synth_printf("%s\n", msg_get(MSG_HEY_THATS_BETTER));
+		synth_printf("%s\n", spk_msg_get(MSG_HEY_THATS_BETTER));
 	} else {
 		spk_shut_up |= 0x80;
-		synth_printf("%s\n", msg_get(MSG_YOU_TURNED_ME_OFF));
+		synth_printf("%s\n", spk_msg_get(MSG_YOU_TURNED_ME_OFF));
 	}
 	speakup_date(vc);
 }
@@ -336,10 +336,10 @@ static void speakup_parked(struct vc_data *vc)
 {
 	if (spk_parked & 0x80) {
 		spk_parked = 0;
-		synth_printf("%s\n", msg_get(MSG_UNPARKED));
+		synth_printf("%s\n", spk_msg_get(MSG_UNPARKED));
 	} else {
 		spk_parked |= 0x80;
-		synth_printf("%s\n", msg_get(MSG_PARKED));
+		synth_printf("%s\n", spk_msg_get(MSG_PARKED));
 	}
 }
 
@@ -350,16 +350,16 @@ static void speakup_cut(struct vc_data *vc)
 
 	if (!mark_cut_flag) {
 		mark_cut_flag = 1;
-		xs = (u_short) spk_x;
-		ys = (u_short) spk_y;
+		spk_xs = (u_short) spk_x;
+		spk_ys = (u_short) spk_y;
 		spk_sel_cons = vc;
-		synth_printf("%s\n", msg_get(MSG_MARK));
+		synth_printf("%s\n", spk_msg_get(MSG_MARK));
 		return;
 	}
-	xe = (u_short) spk_x;
-	ye = (u_short) spk_y;
+	spk_xe = (u_short) spk_x;
+	spk_ye = (u_short) spk_y;
 	mark_cut_flag = 0;
-	synth_printf("%s\n", msg_get(MSG_CUT));
+	synth_printf("%s\n", spk_msg_get(MSG_CUT));
 
 	speakup_clear_selection();
 	ret = speakup_set_selection(tty);
@@ -383,9 +383,9 @@ static void speakup_paste(struct vc_data *vc)
 {
 	if (mark_cut_flag) {
 		mark_cut_flag = 0;
-		synth_printf("%s\n", msg_get(MSG_MARK_CLEARED));
+		synth_printf("%s\n", spk_msg_get(MSG_MARK_CLEARED));
 	} else {
-		synth_printf("%s\n", msg_get(MSG_PASTE));
+		synth_printf("%s\n", spk_msg_get(MSG_PASTE));
 		speakup_paste_selection(tty);
 	}
 }
@@ -395,16 +395,16 @@ static void say_attributes(struct vc_data *vc)
 	int fg = spk_attr & 0x0f;
 	int bg = spk_attr >> 4;
 	if (fg > 8) {
-		synth_printf("%s ", msg_get(MSG_BRIGHT));
+		synth_printf("%s ", spk_msg_get(MSG_BRIGHT));
 		fg -= 8;
 	}
-	synth_printf("%s", msg_get(MSG_COLORS_START + fg));
+	synth_printf("%s", spk_msg_get(MSG_COLORS_START + fg));
 	if (bg > 7) {
-		synth_printf(" %s ", msg_get(MSG_ON_BLINKING));
+		synth_printf(" %s ", spk_msg_get(MSG_ON_BLINKING));
 		bg -= 8;
 	} else
-		synth_printf(" %s ", msg_get(MSG_ON));
-	synth_printf("%s\n", msg_get(MSG_COLORS_START + bg));
+		synth_printf(" %s ", spk_msg_get(MSG_ON));
+	synth_printf("%s\n", spk_msg_get(MSG_COLORS_START + bg));
 }
 
 enum {
@@ -417,24 +417,24 @@ enum {
 
 static void announce_edge(struct vc_data *vc, int msg_id)
 {
-	if (bleeps & 1)
+	if (spk_bleeps & 1)
 		bleep(spk_y);
-	if ((bleeps & 2) && (msg_id < edge_quiet))
-		synth_printf("%s\n", msg_get(MSG_EDGE_MSGS_START + msg_id - 1));
+	if ((spk_bleeps & 2) && (msg_id < edge_quiet))
+		synth_printf("%s\n", spk_msg_get(MSG_EDGE_MSGS_START + msg_id - 1));
 }
 
 static void speak_char(u_char ch)
 {
-	char *cp = characters[ch];
-	struct var_t *direct = get_var(DIRECT);
+	char *cp = spk_characters[ch];
+	struct var_t *direct = spk_get_var(DIRECT);
 	if (direct && direct->u.n.value) {
 		if (IS_CHAR(ch, B_CAP)) {
-			pitch_shift++;
-			synth_printf("%s", str_caps_start);
+			spk_pitch_shift++;
+			synth_printf("%s", spk_str_caps_start);
 		}
 		synth_printf("%c", ch);
 		if (IS_CHAR(ch, B_CAP))
-			synth_printf("%s", str_caps_stop);
+			synth_printf("%s", spk_str_caps_stop);
 		return;
 	}
 	if (cp == NULL) {
@@ -443,13 +443,13 @@ static void speak_char(u_char ch)
 	}
 	synth_buffer_add(SPACE);
 	if (IS_CHAR(ch, B_CAP)) {
-		pitch_shift++;
-		synth_printf("%s", str_caps_start);
+		spk_pitch_shift++;
+		synth_printf("%s", spk_str_caps_start);
 		synth_printf("%s", cp);
-		synth_printf("%s", str_caps_stop);
+		synth_printf("%s", spk_str_caps_stop);
 	} else {
 		if (*cp == '^') {
-			synth_printf("%s", msg_get(MSG_CTRL));
+			synth_printf("%s", spk_msg_get(MSG_CTRL));
 			cp++;
 		}
 		synth_printf("%s", cp);
@@ -479,9 +479,9 @@ static void say_char(struct vc_data *vc)
 	spk_old_attr = spk_attr;
 	ch = get_char(vc, (u_short *) spk_pos, &spk_attr);
 	if (spk_attr != spk_old_attr) {
-		if (attrib_bleep & 1)
+		if (spk_attrib_bleep & 1)
 			bleep(spk_y);
-		if (attrib_bleep & 2)
+		if (spk_attrib_bleep & 2)
 			say_attributes(vc);
 	}
 	speak_char(ch & 0xff);
@@ -497,7 +497,7 @@ static void say_phonetic_char(struct vc_data *vc)
 		synth_printf("%s\n", phonetic[--ch]);
 	} else {
 		if (IS_CHAR(ch, B_NUM))
-			synth_printf("%s ", msg_get(MSG_NUMBER));
+			synth_printf("%s ", spk_msg_get(MSG_NUMBER));
 		speak_char(ch);
 	}
 }
@@ -527,8 +527,8 @@ static void say_next_char(struct vc_data *vc)
 }
 
 /* get_word - will first check to see if the character under the
- * reading cursor is a space and if say_word_ctl is true it will
- * return the word space.  If say_word_ctl is not set it will check to
+ * reading cursor is a space and if spk_say_word_ctl is true it will
+ * return the word space.  If spk_say_word_ctl is not set it will check to
  * see if there is a word starting on the next position to the right
  * and return that word if it exists.  If it does not exist it will
  * move left to the beginning of any previous word on the line or the
@@ -544,9 +544,9 @@ static u_long get_word(struct vc_data *vc)
 	ch = (char)get_char(vc, (u_short *) tmp_pos, &temp);
 
 /* decided to take out the sayword if on a space (mis-information */
-	if (say_word_ctl && ch == SPACE) {
+	if (spk_say_word_ctl && ch == SPACE) {
 		*buf = '\0';
-		synth_printf("%s\n", msg_get(MSG_SPACE));
+		synth_printf("%s\n", spk_msg_get(MSG_SPACE));
 		return 0;
 	} else if ((tmpx < vc->vc_cols - 2)
 		   && (ch == SPACE || ch == 0 || IS_WDLM(ch))
@@ -582,13 +582,13 @@ static u_long get_word(struct vc_data *vc)
 static void say_word(struct vc_data *vc)
 {
 	u_long cnt = get_word(vc);
-	u_short saved_punc_mask = punc_mask;
+	u_short saved_punc_mask = spk_punc_mask;
 	if (cnt == 0)
 		return;
-	punc_mask = PUNC;
+	spk_punc_mask = PUNC;
 	buf[cnt++] = SPACE;
 	spkup_write(buf, cnt);
-	punc_mask = saved_punc_mask;
+	spk_punc_mask = saved_punc_mask;
 }
 
 static void say_prev_word(struct vc_data *vc)
@@ -686,22 +686,22 @@ static void say_next_word(struct vc_data *vc)
 static void spell_word(struct vc_data *vc)
 {
 	static char *delay_str[] = { "", ",", ".", ". .", ". . ." };
-	char *cp = buf, *str_cap = str_caps_stop;
-	char *cp1, *last_cap = str_caps_stop;
+	char *cp = buf, *str_cap = spk_str_caps_stop;
+	char *cp1, *last_cap = spk_str_caps_stop;
 	u_char ch;
 	if (!get_word(vc))
 		return;
 	while ((ch = (u_char) *cp)) {
 		if (cp != buf)
-			synth_printf(" %s ", delay_str[spell_delay]);
+			synth_printf(" %s ", delay_str[spk_spell_delay]);
 		if (IS_CHAR(ch, B_CAP)) {
-			str_cap = str_caps_start;
-			if (*str_caps_stop)
-				pitch_shift++;
+			str_cap = spk_str_caps_start;
+			if (*spk_str_caps_stop)
+				spk_pitch_shift++;
 			else	/* synth has no pitch */
-				last_cap = str_caps_stop;
+				last_cap = spk_str_caps_stop;
 		} else
-			str_cap = str_caps_stop;
+			str_cap = spk_str_caps_stop;
 		if (str_cap != last_cap) {
 			synth_printf("%s", str_cap);
 			last_cap = str_cap;
@@ -711,17 +711,17 @@ static void spell_word(struct vc_data *vc)
 			ch &= 31;
 			cp1 = phonetic[--ch];
 		} else {
-			cp1 = characters[ch];
+			cp1 = spk_characters[ch];
 			if (*cp1 == '^') {
-				synth_printf("%s", msg_get(MSG_CTRL));
+				synth_printf("%s", spk_msg_get(MSG_CTRL));
 				cp1++;
 			}
 		}
 		synth_printf("%s", cp1);
 		cp++;
 	}
-	if (str_cap != str_caps_stop)
-		synth_printf("%s", str_caps_stop);
+	if (str_cap != spk_str_caps_stop)
+		synth_printf("%s", spk_str_caps_stop);
 }
 
 static int get_line(struct vc_data *vc)
@@ -746,9 +746,9 @@ static void say_line(struct vc_data *vc)
 {
 	int i = get_line(vc);
 	char *cp;
-	u_short saved_punc_mask = punc_mask;
+	u_short saved_punc_mask = spk_punc_mask;
 	if (i == 0) {
-		synth_printf("%s\n", msg_get(MSG_BLANK));
+		synth_printf("%s\n", spk_msg_get(MSG_BLANK));
 		return;
 	}
 	buf[i++] = '\n';
@@ -758,9 +758,9 @@ static void say_line(struct vc_data *vc)
 			cp++;
 		synth_printf("%d, ", (cp - buf) + 1);
 	}
-	punc_mask = punc_masks[reading_punc];
+	spk_punc_mask = spk_punc_masks[spk_reading_punc];
 	spkup_write(buf, i);
-	punc_mask = saved_punc_mask;
+	spk_punc_mask = saved_punc_mask;
 }
 
 static void say_prev_line(struct vc_data *vc)
@@ -792,7 +792,7 @@ static int say_from_to(struct vc_data *vc, u_long from, u_long to,
 {
 	int i = 0;
 	u_char tmp;
-	u_short saved_punc_mask = punc_mask;
+	u_short saved_punc_mask = spk_punc_mask;
 	spk_old_attr = spk_attr;
 	spk_attr = get_attributes((u_short *) from);
 	while (from < to) {
@@ -809,10 +809,10 @@ static int say_from_to(struct vc_data *vc, u_long from, u_long to,
 	if (i < 1)
 		return i;
 	if (read_punc)
-		punc_mask = punc_info[reading_punc].mask;
+		spk_punc_mask = spk_punc_info[spk_reading_punc].mask;
 	spkup_write(buf, i);
 	if (read_punc)
-		punc_mask = saved_punc_mask;
+		spk_punc_mask = saved_punc_mask;
 	return i - 1;
 }
 
@@ -824,7 +824,7 @@ static void say_line_from_to(struct vc_data *vc, u_long from, u_long to,
 	start += from * 2;
 	if (say_from_to(vc, start, end, read_punc) <= 0)
 		if (cursor_track != read_all_mode)
-			synth_printf("%s\n", msg_get(MSG_BLANK));
+			synth_printf("%s\n", spk_msg_get(MSG_BLANK));
 }
 
 /* Sentence Reading Commands */
@@ -924,7 +924,7 @@ static void speakup_win_say(struct vc_data *vc)
 {
 	u_long start, end, from, to;
 	if (win_start < 2) {
-		synth_printf("%s\n", msg_get(MSG_NO_WINDOW));
+		synth_printf("%s\n", spk_msg_get(MSG_NO_WINDOW));
 		return;
 	}
 	start = vc->vc_origin + (win_top * vc->vc_size_row);
@@ -975,7 +975,7 @@ static void say_first_char(struct vc_data *vc)
 	u_char ch;
 	spk_parked |= 0x01;
 	if (len == 0) {
-		synth_printf("%s\n", msg_get(MSG_BLANK));
+		synth_printf("%s\n", spk_msg_get(MSG_BLANK));
 		return;
 	}
 	for (i = 0; i < len; i++)
@@ -994,7 +994,7 @@ static void say_last_char(struct vc_data *vc)
 	u_char ch;
 	spk_parked |= 0x01;
 	if (len == 0) {
-		synth_printf("%s\n", msg_get(MSG_BLANK));
+		synth_printf("%s\n", spk_msg_get(MSG_BLANK));
 		return;
 	}
 	ch = buf[--len];
@@ -1006,7 +1006,7 @@ static void say_last_char(struct vc_data *vc)
 
 static void say_position(struct vc_data *vc)
 {
-	synth_printf(msg_get(MSG_POS_INFO), spk_y + 1, spk_x + 1,
+	synth_printf(spk_msg_get(MSG_POS_INFO), spk_y + 1, spk_x + 1,
 		     vc->vc_num + 1);
 	synth_printf("\n");
 }
@@ -1017,7 +1017,7 @@ static void say_char_num(struct vc_data *vc)
 	u_char tmp;
 	u_short ch = get_char(vc, (u_short *) spk_pos, &tmp);
 	ch &= 0xff;
-	synth_printf(msg_get(MSG_CHAR_INFO), ch, ch);
+	synth_printf(spk_msg_get(MSG_CHAR_INFO), ch, ch);
 }
 
 /* these are stub functions to keep keyboard.c happy. */
@@ -1066,7 +1066,7 @@ static void spkup_write(const char *in_buf, int count)
 		} else {
 			if ((last_type & CH_RPT) && rep_count > 2) {
 				synth_printf(" ");
-				synth_printf(msg_get(MSG_REPEAT_DESC),
+				synth_printf(spk_msg_get(MSG_REPEAT_DESC),
 					     ++rep_count);
 				synth_printf(" ");
 			}
@@ -1074,7 +1074,7 @@ static void spkup_write(const char *in_buf, int count)
 		}
 		if (ch == spk_lastkey) {
 			rep_count = 0;
-			if (key_echo == 1 && ch >= MINECHOCHAR)
+			if (spk_key_echo == 1 && ch >= MINECHOCHAR)
 				speak_char(ch);
 		} else if (char_type & B_ALPHA) {
 			if ((synth_flags & SF_DEC) && (last_type & PUNC))
@@ -1083,7 +1083,7 @@ static void spkup_write(const char *in_buf, int count)
 		} else if (char_type & B_NUM) {
 			rep_count = 0;
 			synth_printf("%c", ch);
-		} else if (char_type & punc_mask) {
+		} else if (char_type & spk_punc_mask) {
 			speak_char(ch);
 			char_type &= ~PUNC;	/* for dec nospell processing */
 		} else if (char_type & SYNTH_OK) {
@@ -1111,7 +1111,7 @@ static void spkup_write(const char *in_buf, int count)
 	if (in_count > 2 && rep_count > 2) {
 		if (last_type & CH_RPT) {
 			synth_printf(" ");
-			synth_printf(msg_get(MSG_REPEAT_DESC2), ++rep_count);
+			synth_printf(spk_msg_get(MSG_REPEAT_DESC2), ++rep_count);
 			synth_printf(" ");
 		}
 		rep_count = 0;
@@ -1135,22 +1135,22 @@ static void do_handle_shift(struct vc_data *vc, u_char value, char up_flag)
 		case KVAL(K_SHIFT):
 			del_timer(&cursor_timer);
 			spk_shut_up &= 0xfe;
-			do_flush();
+			spk_do_flush();
 			read_all_doc(vc);
 			break;
 		case KVAL(K_CTRL):
 			del_timer(&cursor_timer);
 			cursor_track = prev_cursor_track;
 			spk_shut_up &= 0xfe;
-			do_flush();
+			spk_do_flush();
 			break;
 		}
 	} else {
 		spk_shut_up &= 0xfe;
-		do_flush();
+		spk_do_flush();
 	}
-	if (say_ctrl && value < NUM_CTL_LABELS)
-		synth_printf("%s", msg_get(MSG_CTL_START + value));
+	if (spk_say_ctrl && value < NUM_CTL_LABELS)
+		synth_printf("%s", spk_msg_get(MSG_CTL_START + value));
 	spk_unlock(flags);
 }
 
@@ -1171,12 +1171,12 @@ static void do_handle_latin(struct vc_data *vc, u_char value, char up_flag)
 	spk_lastkey = value;
 	spk_keydown++;
 	spk_parked &= 0xfe;
-	if (key_echo == 2 && value >= MINECHOCHAR)
+	if (spk_key_echo == 2 && value >= MINECHOCHAR)
 		speak_char(value);
 	spk_unlock(flags);
 }
 
-int set_key_info(const u_char *key_info, u_char *k_buffer)
+int spk_set_key_info(const u_char *key_info, u_char *k_buffer)
 {
 	int i = 0, states, key_data_len;
 	const u_char *cp = key_info;
@@ -1188,12 +1188,12 @@ int set_key_info(const u_char *key_info, u_char *k_buffer)
 	num_keys = *cp;
 	states = (int)cp[1];
 	key_data_len = (states + 1) * (num_keys + 1);
-	if (key_data_len + SHIFT_TBL_SIZE + 4 >= sizeof(key_buf))
+	if (key_data_len + SHIFT_TBL_SIZE + 4 >= sizeof(spk_key_buf))
 		return -2;
 	memset(k_buffer, 0, SHIFT_TBL_SIZE);
-	memset(our_keys, 0, sizeof(our_keys));
-	shift_table = k_buffer;
-	our_keys[0] = shift_table;
+	memset(spk_our_keys, 0, sizeof(spk_our_keys));
+	spk_shift_table = k_buffer;
+	spk_our_keys[0] = spk_shift_table;
 	cp1 += SHIFT_TBL_SIZE;
 	memcpy(cp1, cp, key_data_len + 3);
 	/* get num_keys, states and data */
@@ -1202,13 +1202,13 @@ int set_key_info(const u_char *key_info, u_char *k_buffer)
 		ch = *cp1++;
 		if (ch >= SHIFT_TBL_SIZE)
 			return -3;
-		shift_table[ch] = i;
+		spk_shift_table[ch] = i;
 	}
 	keymap_flags = *cp1++;
 	while ((ch = *cp1)) {
 		if (ch >= MAX_KEY)
 			return -4;
-		our_keys[ch] = cp1;
+		spk_our_keys[ch] = cp1;
 		cp1 += states + 1;
 	}
 	return 0;
@@ -1237,24 +1237,24 @@ static void toggle_cursoring(struct vc_data *vc)
 		cursor_track = prev_cursor_track;
 	if (++cursor_track >= CT_Max)
 		cursor_track = 0;
-	synth_printf("%s\n", msg_get(MSG_CURSOR_MSGS_START + cursor_track));
+	synth_printf("%s\n", spk_msg_get(MSG_CURSOR_MSGS_START + cursor_track));
 }
 
-void reset_default_chars(void)
+void spk_reset_default_chars(void)
 {
 	int i;
 
 	/* First, free any non-default */
 	for (i = 0; i < 256; i++) {
-		if ((characters[i] != NULL)
-		    && (characters[i] != default_chars[i]))
-			kfree(characters[i]);
+		if ((spk_characters[i] != NULL)
+		    && (spk_characters[i] != spk_default_chars[i]))
+			kfree(spk_characters[i]);
 	}
 
-	memcpy(characters, default_chars, sizeof(default_chars));
+	memcpy(spk_characters, spk_default_chars, sizeof(spk_default_chars));
 }
 
-void reset_default_chartab(void)
+void spk_reset_default_chartab(void)
 {
 	memcpy(spk_chartab, default_chartab, sizeof(default_chartab));
 }
@@ -1267,8 +1267,8 @@ static int edit_bits(struct vc_data *vc, u_char type, u_char ch, u_short key)
 	if (type != KT_LATIN || (ch_type & B_NUM) || ch < SPACE)
 		return -1;
 	if (ch == SPACE) {
-		synth_printf("%s\n", msg_get(MSG_EDIT_DONE));
-		special_handler = NULL;
+		synth_printf("%s\n", spk_msg_get(MSG_EDIT_DONE));
+		spk_special_handler = NULL;
 		return 1;
 	}
 	if (mask < PUNC && !(ch_type & PUNC))
@@ -1276,8 +1276,8 @@ static int edit_bits(struct vc_data *vc, u_char type, u_char ch, u_short key)
 	spk_chartab[ch] ^= mask;
 	speak_char(ch);
 	synth_printf(" %s\n",
-		     (spk_chartab[ch] & mask) ? msg_get(MSG_ON) :
-		     msg_get(MSG_OFF));
+		     (spk_chartab[ch] & mask) ? spk_msg_get(MSG_ON) :
+		     spk_msg_get(MSG_OFF));
 	return 1;
 }
 
@@ -1346,7 +1346,7 @@ static void read_all_doc(struct vc_data *vc)
 	if (cursor_track != read_all_mode)
 		prev_cursor_track = cursor_track;
 	cursor_track = read_all_mode;
-	reset_index_count(0);
+	spk_reset_index_count(0);
 	if (get_sentence_buf(vc, 0) == -1)
 		kbd_fakekey2(vc, RA_DOWN_ARROW);
 	else {
@@ -1361,7 +1361,7 @@ static void stop_read_all(struct vc_data *vc)
 	del_timer(&cursor_timer);
 	cursor_track = prev_cursor_track;
 	spk_shut_up &= 0xfe;
-	do_flush();
+	spk_do_flush();
 }
 
 static void start_read_all_timer(struct vc_data *vc, int command)
@@ -1370,7 +1370,7 @@ static void start_read_all_timer(struct vc_data *vc, int command)
 
 	cursor_con = vc->vc_num;
 	read_all_key = command;
-	cursor_timeout = get_var(CURSOR_TIME);
+	cursor_timeout = spk_get_var(CURSOR_TIME);
 	mod_timer(&cursor_timer,
 		  jiffies + msecs_to_jiffies(cursor_timeout->u.n.value));
 }
@@ -1382,9 +1382,9 @@ static void handle_cursor_read_all(struct vc_data *vc, int command)
 	switch (command) {
 	case RA_NEXT_SENT:
 		/* Get Current Sentence */
-		get_index_count(&indcount, &sentcount);
+		spk_get_index_count(&indcount, &sentcount);
 		/*printk("%d %d  ", indcount, sentcount); */
-		reset_index_count(sentcount + 1);
+		spk_reset_index_count(sentcount + 1);
 		if (indcount == 1) {
 			if (!say_sentence_num(sentcount + 1, 0)) {
 				kbd_fakekey2(vc, RA_FIND_NEXT_SENT);
@@ -1395,7 +1395,7 @@ static void handle_cursor_read_all(struct vc_data *vc, int command)
 			sn = 0;
 			if (!say_sentence_num(sentcount + 1, 1)) {
 				sn = 1;
-				reset_index_count(sn);
+				spk_reset_index_count(sn);
 			} else
 				synth_insert_next_index(0);
 			if (!say_sentence_num(sn, 0)) {
@@ -1437,7 +1437,7 @@ static void handle_cursor_read_all(struct vc_data *vc, int command)
 	case RA_FIND_PREV_SENT:
 		break;
 	case RA_TIMER:
-		get_index_count(&indcount, &sentcount);
+		spk_get_index_count(&indcount, &sentcount);
 		if (indcount < 2)
 			kbd_fakekey2(vc, RA_DOWN_ARROW);
 		else
@@ -1458,7 +1458,7 @@ static int pre_handle_cursor(struct vc_data *vc, u_char value, char up_flag)
 		}
 		del_timer(&cursor_timer);
 		spk_shut_up &= 0xfe;
-		do_flush();
+		spk_do_flush();
 		start_read_all_timer(vc, value + 1);
 		spk_unlock(flags);
 		return NOTIFY_STOP;
@@ -1479,8 +1479,8 @@ static void do_handle_cursor(struct vc_data *vc, u_char value, char up_flag)
 		return;
 	}
 	spk_shut_up &= 0xfe;
-	if (no_intr)
-		do_flush();
+	if (spk_no_intr)
+		spk_do_flush();
 /* the key press flushes if !no_inter but we want to flush on cursor
  * moves regardless of no_inter state */
 	is_cursor = value + 1;
@@ -1491,7 +1491,7 @@ static void do_handle_cursor(struct vc_data *vc, u_char value, char up_flag)
 	cursor_con = vc->vc_num;
 	if (cursor_track == CT_Highlight)
 		reset_highlight_buffers(vc);
-	cursor_timeout = get_var(CURSOR_TIME);
+	cursor_timeout = spk_get_var(CURSOR_TIME);
 	mod_timer(&cursor_timer,
 		  jiffies + msecs_to_jiffies(cursor_timeout->u.n.value));
 	spk_unlock(flags);
@@ -1603,7 +1603,7 @@ static int speak_highlight(struct vc_data *vc)
 			if (speakup_console[vc_num]->ht.ry[hc] != vc->vc_y)
 				return 0;
 		spk_parked |= 0x01;
-		do_flush();
+		spk_do_flush();
 		spkup_write(speakup_console[vc_num]->ht.highbuf[hc],
 			    speakup_console[vc_num]->ht.highsize[hc]);
 		spk_pos = spk_cp = speakup_console[vc_num]->ht.rpos[hc];
@@ -1685,7 +1685,7 @@ static void speakup_con_write(struct vc_data *vc, const char *str, int len)
 	if (!spk_trylock(flags))
 		/* Speakup output, discard */
 		return;
-	if (bell_pos && spk_keydown && (vc->vc_x == bell_pos - 1))
+	if (spk_bell_pos && spk_keydown && (vc->vc_x == spk_bell_pos - 1))
 		bleep(3);
 	if ((is_cursor) || (cursor_track == read_all_mode)) {
 		if (cursor_track == CT_Highlight)
@@ -1726,19 +1726,19 @@ static void do_handle_spec(struct vc_data *vc, u_char value, char up_flag)
 		return;
 	spk_lock(flags);
 	spk_shut_up &= 0xfe;
-	if (no_intr)
-		do_flush();
+	if (spk_no_intr)
+		spk_do_flush();
 	switch (value) {
 	case KVAL(K_CAPS):
-		label = msg_get(MSG_KEYNAME_CAPSLOCK);
+		label = spk_msg_get(MSG_KEYNAME_CAPSLOCK);
 		on_off = vt_get_leds(fg_console, VC_CAPSLOCK);
 		break;
 	case KVAL(K_NUM):
-		label = msg_get(MSG_KEYNAME_NUMLOCK);
+		label = spk_msg_get(MSG_KEYNAME_NUMLOCK);
 		on_off = vt_get_leds(fg_console, VC_NUMLOCK);
 		break;
 	case KVAL(K_HOLD):
-		label = msg_get(MSG_KEYNAME_SCROLLLOCK);
+		label = spk_msg_get(MSG_KEYNAME_SCROLLLOCK);
 		on_off = vt_get_leds(fg_console, VC_SCROLLOCK);
 		if (speakup_console[vc->vc_num])
 			speakup_console[vc->vc_num]->tty_stopped = on_off;
@@ -1750,7 +1750,7 @@ static void do_handle_spec(struct vc_data *vc, u_char value, char up_flag)
 	}
 	if (on_off < 2)
 		synth_printf("%s %s\n",
-			     label, msg_get(MSG_STATUS_START + on_off));
+			     label, spk_msg_get(MSG_STATUS_START + on_off));
 	spk_unlock(flags);
 }
 
@@ -1764,13 +1764,13 @@ static int inc_dec_var(u_char value)
 	int var_id = (int)value - VAR_START;
 	int how = (var_id & 1) ? E_INC : E_DEC;
 	var_id = var_id / 2 + FIRST_SET_VAR;
-	p_header = get_var_header(var_id);
+	p_header = spk_get_var_header(var_id);
 	if (p_header == NULL)
 		return -1;
 	if (p_header->var_type != VAR_NUM)
 		return -1;
 	var_data = p_header->data;
-	if (set_num_var(1, p_header, how) != 0)
+	if (spk_set_num_var(1, p_header, how) != 0)
 		return -1;
 	if (!spk_close_press) {
 		for (pn = p_header->name; *pn; pn++) {
@@ -1790,18 +1790,18 @@ static void speakup_win_set(struct vc_data *vc)
 {
 	char info[40];
 	if (win_start > 1) {
-		synth_printf("%s\n", msg_get(MSG_WINDOW_ALREADY_SET));
+		synth_printf("%s\n", spk_msg_get(MSG_WINDOW_ALREADY_SET));
 		return;
 	}
 	if (spk_x < win_left || spk_y < win_top) {
-		synth_printf("%s\n", msg_get(MSG_END_BEFORE_START));
+		synth_printf("%s\n", spk_msg_get(MSG_END_BEFORE_START));
 		return;
 	}
 	if (win_start && spk_x == win_left && spk_y == win_top) {
 		win_left = 0;
 		win_right = vc->vc_cols - 1;
 		win_bottom = spk_y;
-		snprintf(info, sizeof(info), msg_get(MSG_WINDOW_LINE),
+		snprintf(info, sizeof(info), spk_msg_get(MSG_WINDOW_LINE),
 			 (int)win_top + 1);
 	} else {
 		if (!win_start) {
@@ -1811,8 +1811,8 @@ static void speakup_win_set(struct vc_data *vc)
 			win_bottom = spk_y;
 			win_right = spk_x;
 		}
-		snprintf(info, sizeof(info), msg_get(MSG_WINDOW_BOUNDARY),
-			 (win_start) ? msg_get(MSG_END) : msg_get(MSG_START),
+		snprintf(info, sizeof(info), spk_msg_get(MSG_WINDOW_BOUNDARY),
+			 (win_start) ? spk_msg_get(MSG_END) : spk_msg_get(MSG_START),
 			 (int)spk_y + 1, (int)spk_x + 1);
 	}
 	synth_printf("%s\n", info);
@@ -1824,32 +1824,32 @@ static void speakup_win_clear(struct vc_data *vc)
 	win_top = win_bottom = 0;
 	win_left = win_right = 0;
 	win_start = 0;
-	synth_printf("%s\n", msg_get(MSG_WINDOW_CLEARED));
+	synth_printf("%s\n", spk_msg_get(MSG_WINDOW_CLEARED));
 }
 
 static void speakup_win_enable(struct vc_data *vc)
 {
 	if (win_start < 2) {
-		synth_printf("%s\n", msg_get(MSG_NO_WINDOW));
+		synth_printf("%s\n", spk_msg_get(MSG_NO_WINDOW));
 		return;
 	}
 	win_enabled ^= 1;
 	if (win_enabled)
-		synth_printf("%s\n", msg_get(MSG_WINDOW_SILENCED));
+		synth_printf("%s\n", spk_msg_get(MSG_WINDOW_SILENCED));
 	else
-		synth_printf("%s\n", msg_get(MSG_WINDOW_SILENCE_DISABLED));
+		synth_printf("%s\n", spk_msg_get(MSG_WINDOW_SILENCE_DISABLED));
 }
 
 static void speakup_bits(struct vc_data *vc)
 {
 	int val = this_speakup_key - (FIRST_EDIT_BITS - 1);
-	if (special_handler != NULL || val < 1 || val > 6) {
-		synth_printf("%s\n", msg_get(MSG_ERROR));
+	if (spk_special_handler != NULL || val < 1 || val > 6) {
+		synth_printf("%s\n", spk_msg_get(MSG_ERROR));
 		return;
 	}
-	pb_edit = &punc_info[val];
-	synth_printf(msg_get(MSG_EDIT_PROMPT), pb_edit->name);
-	special_handler = edit_bits;
+	pb_edit = &spk_punc_info[val];
+	synth_printf(spk_msg_get(MSG_EDIT_PROMPT), pb_edit->name);
+	spk_special_handler = edit_bits;
 }
 
 static int handle_goto(struct vc_data *vc, u_char type, u_char ch, u_short key)
@@ -1887,9 +1887,9 @@ static int handle_goto(struct vc_data *vc, u_char type, u_char ch, u_short key)
 	if (ch < 'x' || ch > 'y') {
 oops:
 		if (!spk_killed)
-			synth_printf(" %s\n", msg_get(MSG_GOTO_CANCELED));
+			synth_printf(" %s\n", spk_msg_get(MSG_GOTO_CANCELED));
 		goto_buf[num = 0] = '\0';
-		special_handler = NULL;
+		spk_special_handler = NULL;
 		return 1;
 	}
 	cp = speakup_s2i(goto_buf, &go_pos);
@@ -1917,7 +1917,7 @@ oops:
 	}
 	goto_buf[num = 0] = '\0';
 do_goto:
-	special_handler = NULL;
+	spk_special_handler = NULL;
 	spk_parked |= 0x01;
 	if (goto_x) {
 		spk_pos -= spk_x * 2;
@@ -1934,18 +1934,18 @@ do_goto:
 
 static void speakup_goto(struct vc_data *vc)
 {
-	if (special_handler != NULL) {
-		synth_printf("%s\n", msg_get(MSG_ERROR));
+	if (spk_special_handler != NULL) {
+		synth_printf("%s\n", spk_msg_get(MSG_ERROR));
 		return;
 	}
-	synth_printf("%s\n", msg_get(MSG_GOTO));
-	special_handler = handle_goto;
+	synth_printf("%s\n", spk_msg_get(MSG_GOTO));
+	spk_special_handler = handle_goto;
 	return;
 }
 
 static void speakup_help(struct vc_data *vc)
 {
-	handle_help(vc, KT_SPKUP, SPEAKUP_HELP, 0);
+	spk_handle_help(vc, KT_SPKUP, SPEAKUP_HELP, 0);
 }
 
 static void do_nothing(struct vc_data *vc)
@@ -1992,7 +1992,7 @@ static void do_spkup(struct vc_data *vc, u_char value)
 	spk_shut_up &= 0xfe;
 	this_speakup_key = value;
 	if (value < SPKUP_MAX_FUNC && spkup_handler[value]) {
-		do_flush();
+		spk_do_flush();
 		(*spkup_handler[value]) (vc);
 	} else {
 		if (inc_dec_var(value) < 0)
@@ -2032,7 +2032,7 @@ speakup_key(struct vc_data *vc, int shift_state, int keycode, u_short keysym,
 	}
 	if (keycode >= MAX_KEY)
 		goto no_map;
-	key_info = our_keys[keycode];
+	key_info = spk_our_keys[keycode];
 	if (key_info == 0)
 		goto no_map;
 	/* Check valid read all mode keys */
@@ -2051,7 +2051,7 @@ speakup_key(struct vc_data *vc, int shift_state, int keycode, u_short keysym,
 		}
 	}
 	shift_info = (shift_state & 0x0f) + key_speakup;
-	offset = shift_table[shift_info];
+	offset = spk_shift_table[shift_info];
 	if (offset) {
 		new_key = key_info[offset];
 		if (new_key) {
@@ -2062,7 +2062,7 @@ speakup_key(struct vc_data *vc, int shift_state, int keycode, u_short keysym,
 				if (up_flag || spk_killed)
 					goto out;
 				spk_shut_up &= 0xfe;
-				do_flush();
+				spk_do_flush();
 				goto out;
 			}
 			if (up_flag)
@@ -2070,7 +2070,7 @@ speakup_key(struct vc_data *vc, int shift_state, int keycode, u_short keysym,
 			if (last_keycode == keycode &&
 			    last_spk_jiffy + MAX_DELAY > jiffies) {
 				spk_close_press = 1;
-				offset = shift_table[shift_info + 32];
+				offset = spk_shift_table[shift_info + 32];
 				/* double press? */
 				if (offset && key_info[offset])
 					new_key = key_info[offset];
@@ -2082,7 +2082,7 @@ speakup_key(struct vc_data *vc, int shift_state, int keycode, u_short keysym,
 		}
 	}
 no_map:
-	if (type == KT_SPKUP && special_handler == NULL) {
+	if (type == KT_SPKUP && spk_special_handler == NULL) {
 		do_spkup(vc, new_key);
 		spk_close_press = 0;
 		ret = 1;
@@ -2096,9 +2096,9 @@ no_map:
 	    || (value == KVAL(K_LEFT))
 	    || (value == KVAL(K_RIGHT));
 	if ((cursor_track != read_all_mode) || !kh)
-		if (!no_intr)
-			do_flush();
-	if (special_handler) {
+		if (!spk_no_intr)
+			spk_do_flush();
+	if (spk_special_handler) {
 		if (type == KT_SPEC && value == 1) {
 			value = '\n';
 			type = KT_LATIN;
@@ -2106,7 +2106,7 @@ no_map:
 			type = KT_LATIN;
 		else if (value == 0x7f)
 			value = 8;	/* make del = backspace */
-		ret = (*special_handler) (vc, type, value, keycode);
+		ret = (*spk_special_handler) (vc, type, value, keycode);
 		spk_close_press = 0;
 		if (ret < 0)
 			bleep(9);
@@ -2237,11 +2237,11 @@ static void __exit speakup_exit(void)
 		speakup_unregister_var(i);
 
 	for (i = 0; i < 256; i++) {
-		if (characters[i] != default_chars[i])
-			kfree(characters[i]);
+		if (spk_characters[i] != spk_default_chars[i])
+			kfree(spk_characters[i]);
 	}
 
-	free_user_msgs();
+	spk_free_user_msgs();
 }
 
 /* call by: module_init() */
@@ -2254,20 +2254,20 @@ static int __init speakup_init(void)
 	struct var_t *var;
 
 	/* These first few initializations cannot fail. */
-	initialize_msgs();	/* Initialize arrays for i18n. */
-	reset_default_chars();
-	reset_default_chartab();
-	strlwr(synth_name);
+	spk_initialize_msgs();	/* Initialize arrays for i18n. */
+	spk_reset_default_chars();
+	spk_reset_default_chartab();
+	spk_strlwr(synth_name);
 	spk_vars[0].u.n.high = vc->vc_cols;
 	for (var = spk_vars; var->var_id != MAXVARS; var++)
 		speakup_register_var(var);
 	for (var = synth_time_vars;
 	     (var->var_id >= 0) && (var->var_id < MAXVARS); var++)
 		speakup_register_var(var);
-	for (i = 1; punc_info[i].mask != 0; i++)
-		set_mask_bits(0, i, 2);
+	for (i = 1; spk_punc_info[i].mask != 0; i++)
+		spk_set_mask_bits(0, i, 2);
 
-	set_key_info(key_defaults, key_buf);
+	spk_set_key_info(spk_key_defaults, spk_key_buf);
 
 	/* From here on out, initializations can fail. */
 	err = speakup_add_virtual_keyboard();
@@ -2290,7 +2290,7 @@ static int __init speakup_init(void)
 				goto error_kobjects;
 		}
 
-	if (quiet_boot)
+	if (spk_quiet_boot)
 		spk_shut_up |= 0x01;
 
 	err = speakup_kobj_init();
@@ -2352,11 +2352,11 @@ error_virtkeyboard:
 		speakup_unregister_var(i);
 
 	for (i = 0; i < 256; i++) {
-		if (characters[i] != default_chars[i])
-			kfree(characters[i]);
+		if (spk_characters[i] != spk_default_chars[i])
+			kfree(spk_characters[i]);
 	}
 
-	free_user_msgs();
+	spk_free_user_msgs();
 
 out:
 	return err;
diff --git a/drivers/staging/speakup/selection.c b/drivers/staging/speakup/selection.c
index fe1f405d5d70..1217c79ed712 100644
--- a/drivers/staging/speakup/selection.c
+++ b/drivers/staging/speakup/selection.c
@@ -10,7 +10,7 @@
 /* Don't take this from <ctype.h>: 011-015 on the screen aren't spaces */
 #define ishardspace(c)      ((c) == ' ')
 
-unsigned short xs, ys, xe, ye; /* our region points */
+unsigned short spk_xs, spk_ys, spk_xe, spk_ye; /* our region points */
 
 /* Variables for selection control. */
 /* must not be disallocated */
@@ -51,12 +51,12 @@ int speakup_set_selection(struct tty_struct *tty)
 	int i, ps, pe;
 	struct vc_data *vc = vc_cons[fg_console].d;
 
-	xs = limit(xs, vc->vc_cols - 1);
-	ys = limit(ys, vc->vc_rows - 1);
-	xe = limit(xe, vc->vc_cols - 1);
-	ye = limit(ye, vc->vc_rows - 1);
-	ps = ys * vc->vc_size_row + (xs << 1);
-	pe = ye * vc->vc_size_row + (xe << 1);
+	spk_xs = limit(spk_xs, vc->vc_cols - 1);
+	spk_ys = limit(spk_ys, vc->vc_rows - 1);
+	spk_xe = limit(spk_xe, vc->vc_cols - 1);
+	spk_ye = limit(spk_ye, vc->vc_rows - 1);
+	ps = spk_ys * vc->vc_size_row + (spk_xs << 1);
+	pe = spk_ye * vc->vc_size_row + (spk_xe << 1);
 
 	if (ps > pe) {
 		/* make sel_start <= sel_end */
diff --git a/drivers/staging/speakup/serialio.c b/drivers/staging/speakup/serialio.c
index a97d3d5b58a4..e4d27aa2898f 100644
--- a/drivers/staging/speakup/serialio.c
+++ b/drivers/staging/speakup/serialio.c
@@ -116,7 +116,7 @@ static void start_serial_interrupt(int irq)
 	outb(1, speakup_info.port_tts + UART_FCR);	/* Turn FIFO On */
 }
 
-void stop_serial_interrupt(void)
+void spk_stop_serial_interrupt(void)
 {
 	if (speakup_info.port_tts == 0)
 		return;
@@ -130,7 +130,7 @@ void stop_serial_interrupt(void)
 	free_irq(serstate->irq, (void *) synth_readbuf_handler);
 }
 
-int wait_for_xmitr(void)
+int spk_wait_for_xmitr(void)
 {
 	int tmout = SPK_XMITR_TIMEOUT;
 	if ((synth->alive) && (timeouts >= NUM_DISABLE_TIMEOUTS)) {
@@ -195,7 +195,7 @@ EXPORT_SYMBOL_GPL(spk_serial_in_nowait);
 
 int spk_serial_out(const char ch)
 {
-	if (synth->alive && wait_for_xmitr()) {
+	if (synth->alive && spk_wait_for_xmitr()) {
 		outb_p(ch, speakup_info.port_tts);
 		return 1;
 	}
diff --git a/drivers/staging/speakup/speakup.h b/drivers/staging/speakup/speakup.h
index e66579e6147a..22f0fbb85f42 100644
--- a/drivers/staging/speakup/speakup.h
+++ b/drivers/staging/speakup/speakup.h
@@ -50,34 +50,34 @@
 #define E_UNDEF -1
 
 extern int speakup_thread(void *data);
-extern void reset_default_chars(void);
-extern void reset_default_chartab(void);
+extern void spk_reset_default_chars(void);
+extern void spk_reset_default_chartab(void);
 extern void synth_start(void);
 void synth_insert_next_index(int sent_num);
-void reset_index_count(int sc);
-void get_index_count(int *linecount, int *sentcount);
-extern int set_key_info(const u_char *key_info, u_char *k_buffer);
-extern char *strlwr(char *s);
+void spk_reset_index_count(int sc);
+void spk_get_index_count(int *linecount, int *sentcount);
+extern int spk_set_key_info(const u_char *key_info, u_char *k_buffer);
+extern char *spk_strlwr(char *s);
 extern char *speakup_s2i(char *start, int *dest);
-extern char *s2uchar(char *start, char *dest);
-extern char *xlate(char *s);
+extern char *spk_s2uchar(char *start, char *dest);
+extern char *spk_xlate(char *s);
 extern int speakup_kobj_init(void);
 extern void speakup_kobj_exit(void);
-extern int chartab_get_value(char *keyword);
+extern int spk_chartab_get_value(char *keyword);
 extern void speakup_register_var(struct var_t *var);
 extern void speakup_unregister_var(enum var_id_t var_id);
-extern struct st_var_header *get_var_header(enum var_id_t var_id);
-extern struct st_var_header *var_header_by_name(const char *name);
-extern struct punc_var_t *get_punc_var(enum var_id_t var_id);
-extern int set_num_var(int val, struct st_var_header *var, int how);
-extern int set_string_var(const char *page, struct st_var_header *var, int len);
-extern int set_mask_bits(const char *input, const int which, const int how);
-extern special_func special_handler;
-extern int handle_help(struct vc_data *vc, u_char type, u_char ch, u_short key);
+extern struct st_var_header *spk_get_var_header(enum var_id_t var_id);
+extern struct st_var_header *spk_var_header_by_name(const char *name);
+extern struct punc_var_t *spk_get_punc_var(enum var_id_t var_id);
+extern int spk_set_num_var(int val, struct st_var_header *var, int how);
+extern int spk_set_string_var(const char *page, struct st_var_header *var, int len);
+extern int spk_set_mask_bits(const char *input, const int which, const int how);
+extern special_func spk_special_handler;
+extern int spk_handle_help(struct vc_data *vc, u_char type, u_char ch, u_short key);
 extern int synth_init(char *name);
 extern void synth_release(void);
 
-extern void do_flush(void);
+extern void spk_do_flush(void);
 extern void speakup_start_ttys(void);
 extern void synth_buffer_add(char ch);
 extern void synth_buffer_clear(void);
@@ -90,35 +90,35 @@ extern void synth_write(const char *buf, size_t count);
 extern int synth_supports_indexing(void);
 
 extern struct vc_data *spk_sel_cons;
-extern unsigned short xs, ys, xe, ye; /* our region points */
+extern unsigned short spk_xs, spk_ys, spk_xe, spk_ye; /* our region points */
 
 extern wait_queue_head_t speakup_event;
 extern struct kobject *speakup_kobj;
 extern struct task_struct *speakup_task;
-extern const u_char key_defaults[];
+extern const u_char spk_key_defaults[];
 
 /* Protect speakup synthesizer list */
 extern struct mutex spk_mutex;
 extern struct st_spk_t *speakup_console[];
 extern struct spk_synth *synth;
-extern char pitch_buff[];
-extern u_char *our_keys[];
-extern short punc_masks[];
-extern char str_caps_start[], str_caps_stop[];
-extern const struct st_bits_data punc_info[];
-extern u_char key_buf[600];
-extern char *characters[];
-extern char *default_chars[];
+extern char spk_pitch_buff[];
+extern u_char *spk_our_keys[];
+extern short spk_punc_masks[];
+extern char spk_str_caps_start[], spk_str_caps_stop[];
+extern const struct st_bits_data spk_punc_info[];
+extern u_char spk_key_buf[600];
+extern char *spk_characters[];
+extern char *spk_default_chars[];
 extern u_short spk_chartab[];
-extern int no_intr, say_ctrl, say_word_ctl, punc_level;
-extern int reading_punc, attrib_bleep, bleeps;
-extern int bleep_time, bell_pos;
-extern int spell_delay, key_echo;
-extern short punc_mask;
-extern short pitch_shift, synth_flags;
-extern bool quiet_boot;
+extern int spk_no_intr, spk_say_ctrl, spk_say_word_ctl, spk_punc_level;
+extern int spk_reading_punc, spk_attrib_bleep, spk_bleeps;
+extern int spk_bleep_time, spk_bell_pos;
+extern int spk_spell_delay, spk_key_echo;
+extern short spk_punc_mask;
+extern short spk_pitch_shift, synth_flags;
+extern bool spk_quiet_boot;
 extern char *synth_name;
-extern struct bleep unprocessed_sound;
+extern struct bleep spk_unprocessed_sound;
 
 /* Prototypes from fakekey.c. */
 int speakup_add_virtual_keyboard(void);
diff --git a/drivers/staging/speakup/speakup_acntpc.c b/drivers/staging/speakup/speakup_acntpc.c
index bbe28b6809e0..1c1f0d560449 100644
--- a/drivers/staging/speakup/speakup_acntpc.c
+++ b/drivers/staging/speakup/speakup_acntpc.c
@@ -182,9 +182,9 @@ static void do_catch_up(struct spk_synth *synth)
 	struct var_t *full_time;
 	struct var_t *jiffy_delta;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
-	full_time = get_var(FULL);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
+	full_time = spk_get_var(FULL);
 
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
diff --git a/drivers/staging/speakup/speakup_acntsa.c b/drivers/staging/speakup/speakup_acntsa.c
index 590fa6bb0ed4..22a8b7291098 100644
--- a/drivers/staging/speakup/speakup_acntsa.c
+++ b/drivers/staging/speakup/speakup_acntsa.c
@@ -128,7 +128,7 @@ static int synth_probe(struct spk_synth *synth)
 {
 	int failed;
 
-	failed = serial_synth_probe(synth);
+	failed = spk_serial_synth_probe(synth);
 	if (failed == 0) {
 		spk_synth_immediate(synth, "\033=R\r");
 		mdelay(100);
diff --git a/drivers/staging/speakup/speakup_apollo.c b/drivers/staging/speakup/speakup_apollo.c
index 00d5cedd00ab..3e450ccbda66 100644
--- a/drivers/staging/speakup/speakup_apollo.c
+++ b/drivers/staging/speakup/speakup_apollo.c
@@ -112,7 +112,7 @@ static struct spk_synth synth_apollo = {
 	.startup = SYNTH_START,
 	.checkval = SYNTH_CHECK,
 	.vars = vars,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = do_catch_up,
@@ -145,9 +145,9 @@ static void do_catch_up(struct spk_synth *synth)
 	int delay_time_val = 0;
 	int jiffy_delta_val = 0;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
-	full_time = get_var(FULL);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
+	full_time = spk_get_var(FULL);
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
 	spk_unlock(flags);
diff --git a/drivers/staging/speakup/speakup_audptr.c b/drivers/staging/speakup/speakup_audptr.c
index 94e509992c8b..3508aee98ab0 100644
--- a/drivers/staging/speakup/speakup_audptr.c
+++ b/drivers/staging/speakup/speakup_audptr.c
@@ -162,7 +162,7 @@ static int synth_probe(struct spk_synth *synth)
 {
 	int failed = 0;
 
-	failed = serial_synth_probe(synth);
+	failed = spk_serial_synth_probe(synth);
 	if (failed == 0)
 		synth_version(synth);
 	synth->alive = !failed;
diff --git a/drivers/staging/speakup/speakup_bns.c b/drivers/staging/speakup/speakup_bns.c
index 43e5b54f344c..4bfe3d458dc0 100644
--- a/drivers/staging/speakup/speakup_bns.c
+++ b/drivers/staging/speakup/speakup_bns.c
@@ -100,7 +100,7 @@ static struct spk_synth synth_bns = {
 	.startup = SYNTH_START,
 	.checkval = SYNTH_CHECK,
 	.vars = vars,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = spk_do_catch_up,
diff --git a/drivers/staging/speakup/speakup_decext.c b/drivers/staging/speakup/speakup_decext.c
index b4ef9153f42e..d39a0de286fb 100644
--- a/drivers/staging/speakup/speakup_decext.c
+++ b/drivers/staging/speakup/speakup_decext.c
@@ -130,7 +130,7 @@ static struct spk_synth synth_decext = {
 	.startup = SYNTH_START,
 	.checkval = SYNTH_CHECK,
 	.vars = vars,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = do_catch_up,
@@ -162,8 +162,8 @@ static void do_catch_up(struct spk_synth *synth)
 	int jiffy_delta_val = 0;
 	int delay_time_val = 0;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
 
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
diff --git a/drivers/staging/speakup/speakup_decpc.c b/drivers/staging/speakup/speakup_decpc.c
index de25527decf6..cda6b0f73c41 100644
--- a/drivers/staging/speakup/speakup_decpc.c
+++ b/drivers/staging/speakup/speakup_decpc.c
@@ -375,8 +375,8 @@ static void do_catch_up(struct spk_synth *synth)
 	int jiffy_delta_val;
 	int delay_time_val;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
 	spk_unlock(flags);
diff --git a/drivers/staging/speakup/speakup_dectlk.c b/drivers/staging/speakup/speakup_dectlk.c
index daff3b9a4a6d..0dd2eb96cb28 100644
--- a/drivers/staging/speakup/speakup_dectlk.c
+++ b/drivers/staging/speakup/speakup_dectlk.c
@@ -134,7 +134,7 @@ static struct spk_synth synth_dectlk = {
 	.vars = vars,
 	.default_pitch = ap_defaults,
 	.default_vol = g5_defaults,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = do_catch_up,
@@ -214,8 +214,8 @@ static void do_catch_up(struct spk_synth *synth)
 	int jiffy_delta_val;
 	int delay_time_val;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
 	spk_unlock(flags);
diff --git a/drivers/staging/speakup/speakup_dtlk.c b/drivers/staging/speakup/speakup_dtlk.c
index 97bc476746cd..a9cefbd3ea93 100644
--- a/drivers/staging/speakup/speakup_dtlk.c
+++ b/drivers/staging/speakup/speakup_dtlk.c
@@ -198,8 +198,8 @@ static void do_catch_up(struct spk_synth *synth)
 	int jiffy_delta_val;
 	int delay_time_val;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
 	spk_unlock(flags);
diff --git a/drivers/staging/speakup/speakup_dummy.c b/drivers/staging/speakup/speakup_dummy.c
index c20f41188be1..4a24b9c1e8e3 100644
--- a/drivers/staging/speakup/speakup_dummy.c
+++ b/drivers/staging/speakup/speakup_dummy.c
@@ -102,7 +102,7 @@ static struct spk_synth synth_dummy = {
 	.startup = SYNTH_START,
 	.checkval = SYNTH_CHECK,
 	.vars = vars,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = spk_do_catch_up,
diff --git a/drivers/staging/speakup/speakup_keypc.c b/drivers/staging/speakup/speakup_keypc.c
index 496e01481f9e..feb5f22cc169 100644
--- a/drivers/staging/speakup/speakup_keypc.c
+++ b/drivers/staging/speakup/speakup_keypc.c
@@ -184,9 +184,9 @@ static void do_catch_up(struct spk_synth *synth)
 	int full_time_val;
 	int jiffy_delta_val;
 
-	jiffy_delta = get_var(JIFFY);
-	delay_time = get_var(DELAY);
-	full_time = get_var(FULL);
+	jiffy_delta = spk_get_var(JIFFY);
+	delay_time = spk_get_var(DELAY);
+	full_time = spk_get_var(FULL);
 spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
 	spk_unlock(flags);
diff --git a/drivers/staging/speakup/speakup_ltlk.c b/drivers/staging/speakup/speakup_ltlk.c
index 971de1a13712..326f94d6b079 100644
--- a/drivers/staging/speakup/speakup_ltlk.c
+++ b/drivers/staging/speakup/speakup_ltlk.c
@@ -161,7 +161,7 @@ static int synth_probe(struct spk_synth *synth)
 {
 	int failed = 0;
 
-	failed = serial_synth_probe(synth);
+	failed = spk_serial_synth_probe(synth);
 	if (failed == 0)
 		synth_interrogate(synth);
 	synth->alive = !failed;
diff --git a/drivers/staging/speakup/speakup_spkout.c b/drivers/staging/speakup/speakup_spkout.c
index 9a3a80d9701e..e74f85620c68 100644
--- a/drivers/staging/speakup/speakup_spkout.c
+++ b/drivers/staging/speakup/speakup_spkout.c
@@ -107,7 +107,7 @@ static struct spk_synth synth_spkout = {
 	.startup = SYNTH_START,
 	.checkval = SYNTH_CHECK,
 	.vars = vars,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = spk_do_catch_up,
diff --git a/drivers/staging/speakup/speakup_txprt.c b/drivers/staging/speakup/speakup_txprt.c
index 5d5bf7c3d0b1..5a29b9fcc930 100644
--- a/drivers/staging/speakup/speakup_txprt.c
+++ b/drivers/staging/speakup/speakup_txprt.c
@@ -100,7 +100,7 @@ static struct spk_synth synth_txprt = {
 	.startup = SYNTH_START,
 	.checkval = SYNTH_CHECK,
 	.vars = vars,
-	.probe = serial_synth_probe,
+	.probe = spk_serial_synth_probe,
 	.release = spk_serial_release,
 	.synth_immediate = spk_synth_immediate,
 	.catch_up = spk_do_catch_up,
diff --git a/drivers/staging/speakup/spk_priv.h b/drivers/staging/speakup/spk_priv.h
index a47c5b78d57d..303105b46013 100644
--- a/drivers/staging/speakup/spk_priv.h
+++ b/drivers/staging/speakup/spk_priv.h
@@ -45,8 +45,8 @@
 #define KT_SPKUP 15
 
 extern const struct old_serial_port *spk_serial_init(int index);
-extern void stop_serial_interrupt(void);
-extern int wait_for_xmitr(void);
+extern void spk_stop_serial_interrupt(void);
+extern int spk_wait_for_xmitr(void);
 extern unsigned char spk_serial_in(void);
 extern unsigned char spk_serial_in_nowait(void);
 extern int spk_serial_out(const char ch);
@@ -55,13 +55,13 @@ extern void spk_serial_release(void);
 extern char synth_buffer_getc(void);
 extern char synth_buffer_peek(void);
 extern int synth_buffer_empty(void);
-extern struct var_t *get_var(enum var_id_t var_id);
+extern struct var_t *spk_get_var(enum var_id_t var_id);
 extern ssize_t spk_var_show(struct kobject *kobj, struct kobj_attribute *attr,
 	char *buf);
 extern ssize_t spk_var_store(struct kobject *kobj, struct kobj_attribute *attr,
 	const char *buf, size_t count);
 
-extern int serial_synth_probe(struct spk_synth *synth);
+extern int spk_serial_synth_probe(struct spk_synth *synth);
 extern const char *spk_synth_immediate(struct spk_synth *synth, const char *buff);
 extern void spk_do_catch_up(struct spk_synth *synth);
 extern void spk_synth_flush(struct spk_synth *synth);
diff --git a/drivers/staging/speakup/synth.c b/drivers/staging/speakup/synth.c
index 5710fc582beb..33efbd320930 100644
--- a/drivers/staging/speakup/synth.c
+++ b/drivers/staging/speakup/synth.c
@@ -20,9 +20,9 @@
 #define MAXSYNTHS       16      /* Max number of synths in array. */
 static struct spk_synth *synths[MAXSYNTHS];
 struct spk_synth *synth;
-char pitch_buff[32] = "";
+char spk_pitch_buff[32] = "";
 static int module_status;
-bool quiet_boot;
+bool spk_quiet_boot;
 
 struct speakup_info_t speakup_info = {
 	.spinlock = __SPIN_LOCK_UNLOCKED(speakup_info.spinlock),
@@ -32,7 +32,7 @@ EXPORT_SYMBOL_GPL(speakup_info);
 
 static int do_synth_init(struct spk_synth *in_synth);
 
-int serial_synth_probe(struct spk_synth *synth)
+int spk_serial_synth_probe(struct spk_synth *synth)
 {
 	const struct old_serial_port *ser;
 	int failed = 0;
@@ -59,7 +59,7 @@ int serial_synth_probe(struct spk_synth *synth)
 	synth->alive = 1;
 	return 0;
 }
-EXPORT_SYMBOL_GPL(serial_synth_probe);
+EXPORT_SYMBOL_GPL(spk_serial_synth_probe);
 
 /* Main loop of the progression thread: keep eating from the buffer
  * and push to the serial port, waiting as needed
@@ -79,9 +79,9 @@ void spk_do_catch_up(struct spk_synth *synth)
 	int delay_time_val;
 	int full_time_val;
 
-	jiffy_delta = get_var(JIFFY);
-	full_time = get_var(FULL);
-	delay_time = get_var(DELAY);
+	jiffy_delta = spk_get_var(JIFFY);
+	full_time = spk_get_var(FULL);
+	delay_time = spk_get_var(DELAY);
 
 	spk_lock(flags);
 	jiffy_delta_val = jiffy_delta->u.n.value;
@@ -139,7 +139,7 @@ const char *spk_synth_immediate(struct spk_synth *synth, const char *buff)
 	while ((ch = *buff)) {
 		if (ch == '\n')
 			ch = synth->procspeech;
-		if (wait_for_xmitr())
+		if (spk_wait_for_xmitr())
 			outb(ch, speakup_info.port_tts);
 		else
 			return buff;
@@ -166,7 +166,7 @@ int spk_synth_is_alive_restart(struct spk_synth *synth)
 {
 	if (synth->alive)
 		return 1;
-	if (!synth->alive && wait_for_xmitr() > 0) {
+	if (!synth->alive && spk_wait_for_xmitr() > 0) {
 		/* restart */
 		synth->alive = 1;
 		synth_printf("%s", synth->init);
@@ -192,20 +192,20 @@ void synth_start(void)
 		synth_buffer_clear();
 		return;
 	}
-	trigger_time = get_var(TRIGGER);
+	trigger_time = spk_get_var(TRIGGER);
 	if (!timer_pending(&thread_timer))
 		mod_timer(&thread_timer, jiffies +
 			msecs_to_jiffies(trigger_time->u.n.value));
 }
 
-void do_flush(void)
+void spk_do_flush(void)
 {
 	speakup_info.flushing = 1;
 	synth_buffer_clear();
 	if (synth->alive) {
-		if (pitch_shift) {
-			synth_printf("%s", pitch_buff);
-			pitch_shift = 0;
+		if (spk_pitch_shift) {
+			synth_printf("%s", spk_pitch_buff);
+			spk_pitch_shift = 0;
 		}
 	}
 	wake_up_interruptible_all(&speakup_event);
@@ -241,7 +241,7 @@ EXPORT_SYMBOL_GPL(synth_printf);
 static int index_count;
 static int sentence_count;
 
-void reset_index_count(int sc)
+void spk_reset_index_count(int sc)
 {
 	static int first = 1;
 	if (first)
@@ -277,7 +277,7 @@ void synth_insert_next_index(int sent_num)
 	}
 }
 
-void get_index_count(int *linecount, int *sentcount)
+void spk_get_index_count(int *linecount, int *sentcount)
 {
 	int ind = synth->get_index();
 	if (ind) {
@@ -384,7 +384,7 @@ static int do_synth_init(struct spk_synth *in_synth)
 	for (var = synth->vars;
 		(var->var_id >= 0) && (var->var_id < MAXVARS); var++)
 		speakup_register_var(var);
-	if (!quiet_boot)
+	if (!spk_quiet_boot)
 		synth_printf("%s found\n", synth->long_name);
 	if (synth->attributes.name
 	&& sysfs_create_group(speakup_kobj, &(synth->attributes)) < 0)
@@ -412,7 +412,7 @@ void synth_release(void)
 		sysfs_remove_group(speakup_kobj, &(synth->attributes));
 	for (var = synth->vars; var->var_id != MAXVARS; var++)
 		speakup_unregister_var(var->var_id);
-	stop_serial_interrupt();
+	spk_stop_serial_interrupt();
 	synth->release();
 	synth = NULL;
 }
@@ -460,4 +460,4 @@ void synth_remove(struct spk_synth *in_synth)
 }
 EXPORT_SYMBOL_GPL(synth_remove);
 
-short punc_masks[] = { 0, SOME, MOST, PUNC, PUNC|B_SYM };
+short spk_punc_masks[] = { 0, SOME, MOST, PUNC, PUNC|B_SYM };
diff --git a/drivers/staging/speakup/thread.c b/drivers/staging/speakup/thread.c
index 103c5c81ee85..42fa660a7e0d 100644
--- a/drivers/staging/speakup/thread.c
+++ b/drivers/staging/speakup/thread.c
@@ -23,8 +23,8 @@ int speakup_thread(void *data)
 		DEFINE_WAIT(wait);
 		while (1) {
 			spk_lock(flags);
-			our_sound = unprocessed_sound;
-			unprocessed_sound.active = 0;
+			our_sound = spk_unprocessed_sound;
+			spk_unprocessed_sound.active = 0;
 			prepare_to_wait(&speakup_event, &wait,
 				TASK_INTERRUPTIBLE);
 			should_break = kthread_should_stop() ||
diff --git a/drivers/staging/speakup/varhandlers.c b/drivers/staging/speakup/varhandlers.c
index ab7de9389dd6..f8c1e457d389 100644
--- a/drivers/staging/speakup/varhandlers.c
+++ b/drivers/staging/speakup/varhandlers.c
@@ -16,24 +16,24 @@ static struct st_var_header var_headers[] = {
 	{ "ex_num", EXNUMBER, VAR_PROC, NULL, NULL },
 	{ "characters", CHARS, VAR_PROC, NULL, NULL },
 	{ "synth_direct", SYNTH_DIRECT, VAR_PROC, NULL, NULL },
-	{ "caps_start", CAPS_START, VAR_STRING, str_caps_start, NULL },
-	{ "caps_stop", CAPS_STOP, VAR_STRING, str_caps_stop, NULL },
+	{ "caps_start", CAPS_START, VAR_STRING, spk_str_caps_start, NULL },
+	{ "caps_stop", CAPS_STOP, VAR_STRING, spk_str_caps_stop, NULL },
 	{ "delay_time", DELAY, VAR_TIME, NULL, NULL },
 	{ "trigger_time", TRIGGER, VAR_TIME, NULL, NULL },
 	{ "jiffy_delta", JIFFY, VAR_TIME, NULL, NULL },
 	{ "full_time", FULL, VAR_TIME, NULL, NULL },
-	{ "spell_delay", SPELL_DELAY, VAR_NUM, &spell_delay, NULL },
-	{ "bleeps", BLEEPS, VAR_NUM, &bleeps, NULL },
-	{ "attrib_bleep", ATTRIB_BLEEP, VAR_NUM, &attrib_bleep, NULL },
-	{ "bleep_time", BLEEP_TIME, VAR_TIME, &bleep_time, NULL },
+	{ "spell_delay", SPELL_DELAY, VAR_NUM, &spk_spell_delay, NULL },
+	{ "bleeps", BLEEPS, VAR_NUM, &spk_bleeps, NULL },
+	{ "attrib_bleep", ATTRIB_BLEEP, VAR_NUM, &spk_attrib_bleep, NULL },
+	{ "bleep_time", BLEEP_TIME, VAR_TIME, &spk_bleep_time, NULL },
 	{ "cursor_time", CURSOR_TIME, VAR_TIME, NULL, NULL },
-	{ "punc_level", PUNC_LEVEL, VAR_NUM, &punc_level, NULL },
-	{ "reading_punc", READING_PUNC, VAR_NUM, &reading_punc, NULL },
-	{ "say_control", SAY_CONTROL, VAR_NUM, &say_ctrl, NULL },
-	{ "say_word_ctl", SAY_WORD_CTL, VAR_NUM, &say_word_ctl, NULL },
-	{ "no_interrupt", NO_INTERRUPT, VAR_NUM, &no_intr, NULL },
-	{ "key_echo", KEY_ECHO, VAR_NUM, &key_echo, NULL },
-	{ "bell_pos", BELL_POS, VAR_NUM, &bell_pos, NULL },
+	{ "punc_level", PUNC_LEVEL, VAR_NUM, &spk_punc_level, NULL },
+	{ "reading_punc", READING_PUNC, VAR_NUM, &spk_reading_punc, NULL },
+	{ "say_control", SAY_CONTROL, VAR_NUM, &spk_say_ctrl, NULL },
+	{ "say_word_ctl", SAY_WORD_CTL, VAR_NUM, &spk_say_word_ctl, NULL },
+	{ "no_interrupt", NO_INTERRUPT, VAR_NUM, &spk_no_intr, NULL },
+	{ "key_echo", KEY_ECHO, VAR_NUM, &spk_key_echo, NULL },
+	{ "bell_pos", BELL_POS, VAR_NUM, &spk_bell_pos, NULL },
 	{ "rate", RATE, VAR_NUM, NULL, NULL },
 	{ "pitch", PITCH, VAR_NUM, NULL, NULL },
 	{ "vol", VOL, VAR_NUM, NULL, NULL },
@@ -58,7 +58,7 @@ static struct punc_var_t punc_vars[] = {
 	{ -1, -1 },
 };
 
-int chartab_get_value(char *keyword)
+int spk_chartab_get_value(char *keyword)
 {
 	int value = 0;
 
@@ -103,11 +103,11 @@ void speakup_register_var(struct var_t *var)
 	p_header->data = var;
 	switch (p_header->var_type) {
 	case VAR_STRING:
-		set_string_var(nothing, p_header, 0);
+		spk_set_string_var(nothing, p_header, 0);
 		break;
 	case VAR_NUM:
 	case VAR_TIME:
-		set_num_var(0, p_header, E_DEFAULT);
+		spk_set_num_var(0, p_header, E_DEFAULT);
 		break;
 	default:
 		break;
@@ -123,7 +123,7 @@ void speakup_unregister_var(enum var_id_t var_id)
 	p_header->data = NULL;
 }
 
-struct st_var_header *get_var_header(enum var_id_t var_id)
+struct st_var_header *spk_get_var_header(enum var_id_t var_id)
 {
 	struct st_var_header *p_header;
 	if (var_id < 0 || var_id >= MAXVARS)
@@ -134,7 +134,7 @@ struct st_var_header *get_var_header(enum var_id_t var_id)
 	return p_header;
 }
 
-struct st_var_header *var_header_by_name(const char *name)
+struct st_var_header *spk_var_header_by_name(const char *name)
 {
 	int i;
 	struct st_var_header *where = NULL;
@@ -151,15 +151,15 @@ struct st_var_header *var_header_by_name(const char *name)
 	return where;
 }
 
-struct var_t *get_var(enum var_id_t var_id)
+struct var_t *spk_get_var(enum var_id_t var_id)
 {
 	BUG_ON(var_id < 0 || var_id >= MAXVARS);
 	BUG_ON(!var_ptrs[var_id]);
 	return var_ptrs[var_id]->data;
 }
-EXPORT_SYMBOL_GPL(get_var);
+EXPORT_SYMBOL_GPL(spk_get_var);
 
-struct punc_var_t *get_punc_var(enum var_id_t var_id)
+struct punc_var_t *spk_get_punc_var(enum var_id_t var_id)
 {
 	struct punc_var_t *rv = NULL;
 	struct punc_var_t *where;
@@ -175,7 +175,7 @@ struct punc_var_t *get_punc_var(enum var_id_t var_id)
 }
 
 /* handlers for setting vars */
-int set_num_var(int input, struct st_var_header *var, int how)
+int spk_set_num_var(int input, struct st_var_header *var, int how)
 {
 	int val;
 	short ret = 0;
@@ -217,7 +217,7 @@ int set_num_var(int input, struct st_var_header *var, int how)
 	if (p_val != NULL)
 		*p_val = val;
 	if (var->var_id == PUNC_LEVEL) {
-		punc_mask = punc_masks[val];
+		spk_punc_mask = spk_punc_masks[val];
 		return ret;
 	}
 	if (var_data->u.n.multiplier != 0)
@@ -232,7 +232,7 @@ int set_num_var(int input, struct st_var_header *var, int how)
 	if (!var_data->u.n.synth_fmt)
 		return ret;
 	if (var->var_id == PITCH)
-		cp = pitch_buff;
+		cp = spk_pitch_buff;
 	else
 		cp = buf;
 	if (!var_data->u.n.out_str)
@@ -244,7 +244,7 @@ int set_num_var(int input, struct st_var_header *var, int how)
 	return ret;
 }
 
-int set_string_var(const char *page, struct st_var_header *var, int len)
+int spk_set_string_var(const char *page, struct st_var_header *var, int len)
 {
 	int ret = 0;
 	struct var_t *var_data = var->data;
@@ -267,21 +267,21 @@ int set_string_var(const char *page, struct st_var_header *var, int len)
 	return ret;
 }
 
-/* set_mask_bits sets or clears the punc/delim/repeat bits,
+/* spk_set_mask_bits sets or clears the punc/delim/repeat bits,
  * if input is null uses the defaults.
  * values for how: 0 clears bits of chars supplied,
  * 1 clears allk, 2 sets bits for chars */
-int set_mask_bits(const char *input, const int which, const int how)
+int spk_set_mask_bits(const char *input, const int which, const int how)
 {
 	u_char *cp;
-	short mask = punc_info[which].mask;
+	short mask = spk_punc_info[which].mask;
 	if (how&1) {
-		for (cp = (u_char *)punc_info[3].value; *cp; cp++)
+		for (cp = (u_char *)spk_punc_info[3].value; *cp; cp++)
 			spk_chartab[*cp] &= ~mask;
 	}
 	cp = (u_char *)input;
 	if (cp == 0)
-		cp = punc_info[which].value;
+		cp = spk_punc_info[which].value;
 	else {
 		for ( ; *cp; cp++) {
 			if (*cp < SPACE)
@@ -308,7 +308,7 @@ int set_mask_bits(const char *input, const int which, const int how)
 	return 0;
 }
 
-char *strlwr(char *s)
+char *spk_strlwr(char *s)
 {
 	char *p;
 	if (s == NULL)
@@ -341,7 +341,7 @@ char *speakup_s2i(char *start, int *dest)
 	return start;
 }
 
-char *s2uchar(char *start, char *dest)
+char *spk_s2uchar(char *start, char *dest)
 {
 	int val = 0;
 	while (*start && *start <= SPACE)
@@ -357,7 +357,7 @@ char *s2uchar(char *start, char *dest)
 	return start;
 }
 
-char *xlate(char *s)
+char *spk_xlate(char *s)
 {
 	static const char finds[] = "nrtvafe";
 	static const char subs[] = "\n\r\t\013\001\014\033";
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 25264c4d390f..5b6dcba304b1 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -37,6 +37,7 @@
 #include <linux/printk.h>
 #include <linux/slab.h>
 #include <linux/ratelimit.h>
+#include <linux/bitops.h>
 
 #include "ext4_jbd2.h"
 #include "xattr.h"
@@ -3580,18 +3581,20 @@ int ext4_get_inode_loc(struct inode *inode, struct ext4_iloc *iloc)
 void ext4_set_inode_flags(struct inode *inode)
 {
 	unsigned int flags = EXT4_I(inode)->i_flags;
+	unsigned int new_fl = 0;
 
-	inode->i_flags &= ~(S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC);
 	if (flags & EXT4_SYNC_FL)
-		inode->i_flags |= S_SYNC;
+		new_fl |= S_SYNC;
 	if (flags & EXT4_APPEND_FL)
-		inode->i_flags |= S_APPEND;
+		new_fl |= S_APPEND;
 	if (flags & EXT4_IMMUTABLE_FL)
-		inode->i_flags |= S_IMMUTABLE;
+		new_fl |= S_IMMUTABLE;
 	if (flags & EXT4_NOATIME_FL)
-		inode->i_flags |= S_NOATIME;
+		new_fl |= S_NOATIME;
 	if (flags & EXT4_DIRSYNC_FL)
-		inode->i_flags |= S_DIRSYNC;
+		new_fl |= S_DIRSYNC;
+	set_mask_bits(&inode->i_flags,
+		      S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC, new_fl);
 }
 
 /* Propagate flags from i_flags to EXT4_I(inode)->i_flags */
diff --git a/include/linux/bitops.h b/include/linux/bitops.h
index a3b6b82108b9..c1dde8e00d25 100644
--- a/include/linux/bitops.h
+++ b/include/linux/bitops.h
@@ -185,6 +185,21 @@ static inline unsigned long __ffs64(u64 word)
 
 #ifdef __KERNEL__
 
+#ifndef set_mask_bits
+#define set_mask_bits(ptr, _mask, _bits)	\
+({								\
+	const typeof(*ptr) mask = (_mask), bits = (_bits);	\
+	typeof(*ptr) old, new;					\
+								\
+	do {							\
+		old = ACCESS_ONCE(*ptr);			\
+		new = (old & ~mask) | bits;			\
+	} while (cmpxchg(ptr, old, new) != old);		\
+								\
+	new;							\
+})
+#endif
+
 #ifndef find_last_bit
 /**
  * find_last_bit - find the last set bit in a memory region
diff --git a/net/netfilter/nf_conntrack_proto_dccp.c b/net/netfilter/nf_conntrack_proto_dccp.c
index 24fdce256cb0..31dbf0050768 100644
--- a/net/netfilter/nf_conntrack_proto_dccp.c
+++ b/net/netfilter/nf_conntrack_proto_dccp.c
@@ -431,7 +431,7 @@ static bool dccp_new(struct nf_conn *ct, const struct sk_buff *skb,
 	const char *msg;
 	u_int8_t state;
 
-	dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &dh);
+	dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &_dh);
 	BUG_ON(dh == NULL);
 
 	state = dccp_state_table[CT_DCCP_ROLE_CLIENT][dh->dccph_type][CT_DCCP_NONE];
@@ -488,7 +488,7 @@ static int dccp_packet(struct nf_conn *ct, const struct sk_buff *skb,
 	u_int8_t type, old_state, new_state;
 	enum ct_dccp_roles role;
 
-	dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &dh);
+	dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &_dh);
 	BUG_ON(dh == NULL);
 	type = dh->dccph_type;
 
@@ -579,7 +579,7 @@ static int dccp_error(struct net *net, struct nf_conn *tmpl,
 	unsigned int cscov;
 	const char *msg;
 
-	dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &dh);
+	dh = skb_header_pointer(skb, dataoff, sizeof(_dh), &_dh);
 	if (dh == NULL) {
 		msg = "nf_ct_dccp: short packet ";
 		goto out_invalid;