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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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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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