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* [PATCH 1/3] state: Add state to state_variable
@ 2016-09-20  8:30 Sascha Hauer
  2016-09-20  8:30 ` [PATCH 2/3] state: make locally used function static Sascha Hauer
  2016-09-20  8:30 ` [PATCH 3/3] state: consistently pass one type as private data to dev_add_param_* Sascha Hauer
  0 siblings, 2 replies; 3+ messages in thread
From: Sascha Hauer @ 2016-09-20  8:30 UTC (permalink / raw)
  To: Barebox List

A state variable should know which state it belongs to. Add field
for it to struct state_variable.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 common/state/state.h           |  3 +--
 common/state/state_variables.c | 11 +++++++----
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/common/state/state.h b/common/state/state.h
index 7b3e495..855ba9d 100644
--- a/common/state/state.h
+++ b/common/state/state.h
@@ -138,6 +138,7 @@ struct variable_type {
 
 /* instance of a single variable */
 struct state_variable {
+	struct state *state;
 	enum state_variable_type type;
 	struct list_head list;
 	const char *name;
@@ -152,7 +153,6 @@ struct state_variable {
 struct state_uint32 {
 	struct state_variable var;
 	struct param_d *param;
-	struct state *state;
 	uint32_t value;
 	uint32_t value_default;
 };
@@ -185,7 +185,6 @@ struct state_mac {
 struct state_string {
 	struct state_variable var;
 	struct param_d *param;
-	struct state *state;
 	char *value;
 	const char *value_default;
 	char raw[];
diff --git a/common/state/state_variables.c b/common/state/state_variables.c
index 0d2a626..4f82462 100644
--- a/common/state/state_variables.c
+++ b/common/state/state_variables.c
@@ -91,7 +91,7 @@ static int state_uint32_import(struct state_variable *sv,
 static int state_uint8_set(struct param_d *p, void *priv)
 {
 	struct state_uint32 *su32 = priv;
-	struct state *state = su32->state;
+	struct state *state = su32->var.state;
 
 	if (su32->value > 255)
 		return -ERANGE;
@@ -122,7 +122,7 @@ static struct state_variable *state_uint8_create(struct state *state,
 #else
 	su32->var.raw = &su32->value + 3;
 #endif
-	su32->state = state;
+	su32->var.state = state;
 
 	return &su32->var;
 }
@@ -146,6 +146,7 @@ static struct state_variable *state_uint32_create(struct state *state,
 	su32->param = param;
 	su32->var.size = sizeof(uint32_t);
 	su32->var.raw = &su32->value;
+	su32->var.state = state;
 
 	return &su32->var;
 }
@@ -235,6 +236,7 @@ static struct state_variable *state_enum32_create(struct state *state,
 	enum32->num_names = num_names;
 	enum32->var.size = sizeof(uint32_t);
 	enum32->var.raw = &enum32->value;
+	enum32->var.state = state;
 
 	for (i = 0; i < num_names; i++) {
 		const char *name;
@@ -307,6 +309,7 @@ static struct state_variable *state_mac_create(struct state *state,
 
 	mac->var.size = ARRAY_SIZE(mac->value);
 	mac->var.raw = mac->value;
+	mac->var.state = state;
 
 	mac->param = dev_add_param_mac(&state->dev, name, state_set_dirty,
 				       NULL, mac->value, state);
@@ -373,7 +376,7 @@ static int state_string_import(struct state_variable *sv,
 static int state_string_set(struct param_d *p, void *priv)
 {
 	struct state_string *string = priv;
-	struct state *state = string->state;
+	struct state *state = string->var.state;
 	int ret;
 
 	ret = state_string_copy_to_raw(string, string->value);
@@ -418,7 +421,7 @@ static struct state_variable *state_string_create(struct state *state,
 	string = xzalloc(sizeof(*string) + start_size[1]);
 	string->var.size = start_size[1];
 	string->var.raw = &string->raw;
-	string->state = state;
+	string->var.state = state;
 
 	string->param = dev_add_param_string(&state->dev, name,
 					     state_string_set, state_string_get,
-- 
2.8.1


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^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH 2/3] state: make locally used function static
  2016-09-20  8:30 [PATCH 1/3] state: Add state to state_variable Sascha Hauer
@ 2016-09-20  8:30 ` Sascha Hauer
  2016-09-20  8:30 ` [PATCH 3/3] state: consistently pass one type as private data to dev_add_param_* Sascha Hauer
  1 sibling, 0 replies; 3+ messages in thread
From: Sascha Hauer @ 2016-09-20  8:30 UTC (permalink / raw)
  To: Barebox List

state_set_dirty() is only used in one file, make it static.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 common/state/state.h           | 1 -
 common/state/state_variables.c | 2 +-
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/common/state/state.h b/common/state/state.h
index 855ba9d..bc6917d 100644
--- a/common/state/state.h
+++ b/common/state/state.h
@@ -190,7 +190,6 @@ struct state_string {
 	char raw[];
 };
 
-int state_set_dirty(struct param_d *p, void *priv);
 int state_from_node(struct state *state, struct device_node *node, bool create);
 struct device_node *state_to_node(struct state *state,
 				  struct device_node *parent,
diff --git a/common/state/state_variables.c b/common/state/state_variables.c
index 4f82462..6f2b1ae 100644
--- a/common/state/state_variables.c
+++ b/common/state/state_variables.c
@@ -34,7 +34,7 @@
  * @param priv
  * @return
  */
-int state_set_dirty(struct param_d *p, void *priv)
+static int state_set_dirty(struct param_d *p, void *priv)
 {
 	struct state *state = priv;
 
-- 
2.8.1


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^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH 3/3] state: consistently pass one type as private data to dev_add_param_*
  2016-09-20  8:30 [PATCH 1/3] state: Add state to state_variable Sascha Hauer
  2016-09-20  8:30 ` [PATCH 2/3] state: make locally used function static Sascha Hauer
@ 2016-09-20  8:30 ` Sascha Hauer
  1 sibling, 0 replies; 3+ messages in thread
From: Sascha Hauer @ 2016-09-20  8:30 UTC (permalink / raw)
  To: Barebox List

The different dev_add_param_* calls all use different types as private
data. This is unnecessary, use struct state_variable * for all of them.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 common/state/state_variables.c | 29 +++++++++++++++--------------
 1 file changed, 15 insertions(+), 14 deletions(-)

diff --git a/common/state/state_variables.c b/common/state/state_variables.c
index 6f2b1ae..efc2456 100644
--- a/common/state/state_variables.c
+++ b/common/state/state_variables.c
@@ -36,9 +36,9 @@
  */
 static int state_set_dirty(struct param_d *p, void *priv)
 {
-	struct state *state = priv;
+	struct state_variable *sv = priv;
 
-	state->dirty = 1;
+	sv->state->dirty = 1;
 
 	return 0;
 }
@@ -90,13 +90,13 @@ static int state_uint32_import(struct state_variable *sv,
 
 static int state_uint8_set(struct param_d *p, void *priv)
 {
-	struct state_uint32 *su32 = priv;
-	struct state *state = su32->var.state;
+	struct state_variable *sv = priv;
+	struct state_uint32 *su32 = to_state_uint32(sv);
 
 	if (su32->value > 255)
 		return -ERANGE;
 
-	return state_set_dirty(p, state);
+	return state_set_dirty(p, sv);
 }
 
 static struct state_variable *state_uint8_create(struct state *state,
@@ -109,7 +109,7 @@ static struct state_variable *state_uint8_create(struct state *state,
 	su32 = xzalloc(sizeof(*su32));
 
 	param = dev_add_param_int(&state->dev, name, state_uint8_set,
-				  NULL, &su32->value, "%u", su32);
+				  NULL, &su32->value, "%u", &su32->var);
 	if (IS_ERR(param)) {
 		free(su32);
 		return ERR_CAST(param);
@@ -137,7 +137,7 @@ static struct state_variable *state_uint32_create(struct state *state,
 	su32 = xzalloc(sizeof(*su32));
 
 	param = dev_add_param_int(&state->dev, name, state_set_dirty,
-				  NULL, &su32->value, "%u", state);
+				  NULL, &su32->value, "%u", &su32->var);
 	if (IS_ERR(param)) {
 		free(su32);
 		return ERR_CAST(param);
@@ -249,7 +249,7 @@ static struct state_variable *state_enum32_create(struct state *state,
 
 	enum32->param = dev_add_param_enum(&state->dev, name, state_set_dirty,
 					   NULL, &enum32->value, enum32->names,
-					   num_names, state);
+					   num_names, &enum32->var);
 	if (IS_ERR(enum32->param)) {
 		ret = PTR_ERR(enum32->param);
 		goto out;
@@ -312,7 +312,7 @@ static struct state_variable *state_mac_create(struct state *state,
 	mac->var.state = state;
 
 	mac->param = dev_add_param_mac(&state->dev, name, state_set_dirty,
-				       NULL, mac->value, state);
+				       NULL, mac->value, &mac->var);
 	if (IS_ERR(mac->param)) {
 		ret = PTR_ERR(mac->param);
 		goto out;
@@ -375,20 +375,21 @@ static int state_string_import(struct state_variable *sv,
 
 static int state_string_set(struct param_d *p, void *priv)
 {
-	struct state_string *string = priv;
-	struct state *state = string->var.state;
+	struct state_variable *sv = priv;
+	struct state_string *string = to_state_string(sv);
 	int ret;
 
 	ret = state_string_copy_to_raw(string, string->value);
 	if (ret)
 		return ret;
 
-	return state_set_dirty(p, state);
+	return state_set_dirty(p, sv->state);
 }
 
 static int state_string_get(struct param_d *p, void *priv)
 {
-	struct state_string *string = priv;
+	struct state_variable *sv = priv;
+	struct state_string *string = to_state_string(sv);
 
 	free(string->value);
 	if (string->raw[0])
@@ -425,7 +426,7 @@ static struct state_variable *state_string_create(struct state *state,
 
 	string->param = dev_add_param_string(&state->dev, name,
 					     state_string_set, state_string_get,
-					     &string->value, string);
+					     &string->value, &string->var);
 	if (IS_ERR(string->param)) {
 		ret = PTR_ERR(string->param);
 		goto out;
-- 
2.8.1


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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2016-09-20  8:31 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2016-09-20  8:30 [PATCH 1/3] state: Add state to state_variable Sascha Hauer
2016-09-20  8:30 ` [PATCH 2/3] state: make locally used function static Sascha Hauer
2016-09-20  8:30 ` [PATCH 3/3] state: consistently pass one type as private data to dev_add_param_* Sascha Hauer

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