diff --git a/src/lib/eina/eina_evlog.h b/src/lib/eina/eina_evlog.h
index ecd8fa0e05..532fe81047 100644
--- a/src/lib/eina/eina_evlog.h
+++ b/src/lib/eina/eina_evlog.h
@@ -106,10 +106,10 @@ struct _Eina_Evlog_Buf
  * state at the time of the log events or a series of parameters and input
  * that caused this event.
  *
- * @param event The event string - see above for format
- * @param obj An optional object "pointer" to associate
- * @param srctime An optional source event timestamp that caused this event
- * @param detail An optional event detail string with more info
+ * @param[in] event The event string - see above for format
+ * @param[in] obj An optional object "pointer" to associate
+ * @param[in] srctime An optional source event timestamp that caused this event
+ * @param[in] detail An optional event detail string with more info
  *
  * @since 1.15
  */
diff --git a/src/lib/eina/eina_file.h b/src/lib/eina/eina_file.h
index 77770e26ef..ea3e79481d 100644
--- a/src/lib/eina/eina_file.h
+++ b/src/lib/eina/eina_file.h
@@ -105,9 +105,9 @@ typedef struct _Eina_File_Line Eina_File_Line;
  * @typedef Eina_File_Dir_List_Cb
  * @brief Type for a callback to be called when iterating over the files of a
  *        directory.
- * @param name The file name EXCLUDING the path
- * @param path The path passed to eina_file_dir_list()
- * @param data The data passed to eina_file_dir_list()
+ * @param[in] name The file name EXCLUDING the path
+ * @param[in] path The path passed to eina_file_dir_list()
+ * @param[in] data The data passed to eina_file_dir_list()
  */
 typedef void (*Eina_File_Dir_List_Cb)(const char *name, const char *path, void *data);
 
@@ -240,7 +240,7 @@ struct _Eina_File_Line
  * @def EINA_FILE_DIR_LIST_CB
  * @brief The macro to cast to an #Eina_File_Dir_List_Cb.
  * @details This macro casts @p function to #Eina_File_Dir_List_Cb.
- * @param function The function to cast
+ * @param[in] function The function to cast
  *
  */
 #define EINA_FILE_DIR_LIST_CB(function) ((Eina_File_Dir_List_Cb)function)
@@ -514,7 +514,7 @@ eina_file_virtualize(const char *virtual_name, const void *data, unsigned long l
 /**
  * @brief Tells if a file is a real file or only exists in memory.
  *
- * @param file The file to test
+ * @param[in] file The file to test
  * @return #EINA_TRUE if the file is a virtual file
  *
  * @since 1.8
@@ -527,7 +527,7 @@ eina_file_virtual(Eina_File *file) EINA_WARN_UNUSED_RESULT EINA_ARG_NONNULL(1);
  * @details All current map continue to exist. You need to manually delete
  *          and recreate them to have the new correct mapping.
  *
- * @param file The file to refresh
+ * @param[in,out] file The file to refresh
  * @return #EINA_TRUE if the file has changed
  *
  * @since 1.8
@@ -537,7 +537,7 @@ EAPI Eina_Bool eina_file_refresh(Eina_File *file);
 /**
  * @brief Duplicates a read-only handler of a previously open file.
  *
- * @param file To duplicate a reference to
+ * @param[in] file To duplicate a reference to
  * @return #Eina_File handle of the duplicated file
  *
  * @note Opens a file in read-only mode.
@@ -699,12 +699,12 @@ EAPI Eina_Bool eina_file_map_faulted(Eina_File *file, void *map);
  * @details This function is similar to eina_str_join_len(), but the separator
  *          is '\' on Windows and '/' otherwise.
  *
- * @param dst The buffer to store the result.
- * @param size Size (in byte) of the buffer.
- * @param a First path to use.
- * @param a_len length of @p a.
- * @param b Second path to use.
- * @param b_len length of @p b.
+ * @param[out] dst The buffer to store the result.
+ * @param[in] size Size (in byte) of the buffer.
+ * @param[in] a First path to use.
+ * @param[in] a_len length of @p a.
+ * @param[in] b Second path to use.
+ * @param[in] b_len length of @p b.
  * @return The number of characters printed.
  *
  * @see eina_str_join_len()
@@ -725,10 +725,10 @@ static inline size_t eina_file_path_join_len(char *dst,
  *          the length of @p a and @p b using strlen(). The path separator is
  *          '\' on Windows and '/' otherwise.
  *
- * @param dst The buffer to store the result.
- * @param size Size (in byte) of the buffer.
- * @param a First string to use.
- * @param b Second string to use.
+ * @param[out] dst The buffer to store the result.
+ * @param[in] size Size (in byte) of the buffer.
+ * @param[in] a First string to use.
+ * @param[in] b Second string to use.
  * @return The number of characters printed.
  *
  * @see eina_file_path_join_len()
@@ -746,7 +746,7 @@ static inline size_t eina_file_path_join(char *dst,
  * @details This function is a wrapper around the unlink() system call. It removes a link to
  *          a file.
  *
- * @param pathname File name to unlink.
+ * @param[in] pathname File name to unlink.
  * @return #EINA_TRUE if the unlink was successful, #EINA_FALSE otherwise..
  *
  * @since 1.19
@@ -758,8 +758,8 @@ EAPI Eina_Bool eina_file_unlink(const char *pathname);
  * @details This function is a wrapper around the fnctl() system call. It makes sure
  *          that the fd will be closed whenever exec is called.
  *
- * @param fd File descriptor to enforce close on exec on.
- * @param on #EINA_TRUE will turn close on exec on, #EINA_FALSE will turn it off.
+ * @param[in] fd File descriptor to enforce close on exec on.
+ * @param[in] on #EINA_TRUE will turn close on exec on, #EINA_FALSE will turn it off.
  * @return #EINA_TRUE if it will be closed on exec, #EINA_FALSE otherwise..
  *
  * @since 1.20
diff --git a/src/lib/eina/eina_file_common.h b/src/lib/eina/eina_file_common.h
index 2fc87001e5..c7ee3f87eb 100644
--- a/src/lib/eina/eina_file_common.h
+++ b/src/lib/eina/eina_file_common.h
@@ -179,8 +179,8 @@ struct _Eina_Lines_Iterator
  * The implementation simply checks if the first char in the path is '/'.  If it
  * is not, the path is considered relative.
  *
- * @param path The path to check.
-
+ * @param[in] path The path to check.
+ *
  * @return EINA_TRUE if the path is relative, EINA_FALSE otherwise.
  *
  */
@@ -192,8 +192,8 @@ Eina_Bool eina_file_path_relative(const char *path);
  * be appended to the current working directory.  Presumably, this will be a
  * relative path.
  *
- * @param path The path to append to the current directory.
- * @param len The length of @p path.
+ * @param[in] path The path to append to the current directory.
+ * @param[in] len The length of @p path.
  *
  * @return A pointer to a string that contains the absolute path to the current
  * working directory plus any path you send in.
@@ -204,7 +204,7 @@ Eina_Tmpstr *eina_file_current_directory_get(const char *path, size_t len);
 /**
  * @brief Cleans up Eina after a file is no longer needed.
  *
- * @param path The path of the file.
+ * @param[in,out] path The path of the file.
  *
  * @return On success, it will return the @p path string.  If @p path is @c NULL,
  * it will return and empty string.
@@ -215,7 +215,7 @@ char *eina_file_cleanup(Eina_Tmpstr *path);
 /**
  * @brief Closes and cleans up after an Eina file.
  *
- * @param file The path of the file.
+ * @param[in,out] file The path of the file.
  *
  */
 void eina_file_clean_close(Eina_File *file);
@@ -223,7 +223,7 @@ void eina_file_clean_close(Eina_File *file);
 /**
  * @brief Closes a file from the OS perspective.
  *
- * @param file The path of the file.
+ * @param[in,out] file The path of the file.
  *
  */
 void eina_file_real_close(Eina_File *file);
@@ -234,8 +234,8 @@ void eina_file_real_close(Eina_File *file);
  * the memory maps for the file.  If the file has shrunk, it also adds any mapped
  * regions past the end of the file to the dead_map.
  *
- * @param file The file.
- * @param length The current length of the file after the change.
+ * @param[in,out] file The file.
+ * @param[in] length The current length of the file after the change.
  *
  */
 void eina_file_flush(Eina_File *file, unsigned long int length);
@@ -247,10 +247,10 @@ void eina_file_flush(Eina_File *file, unsigned long int length);
  * the map is part of the dead_map, @p free_func will be called to handle the actual
  * deallocation.
  *
- * @param file The file.
- * @param map The memory mapped region that is to be freed.
- * @param free_func A pointer to a function that will be called to free up the
- * resources used by the map.
+ * @param[in,out] file The file.
+ * @param[in,out] map The memory mapped region that is to be freed.
+ * @param[in] free_func A pointer to a function that will be called to
+ *            free up the resources used by the map.
  *
  */
 void eina_file_common_map_free(Eina_File *file, void *map,
@@ -277,9 +277,9 @@ void *eina_file_virtual_map_all(Eina_File *file);
 /**
  * @brief Map a part of a virtual file to a buffer.
  *
- * @param file The virtual file to map in memory
- * @param offset The offset inside the file to start mapping
- * @param length The length of the region to map
+ * @param[in,out] file The virtual file to map in memory
+ * @param[in] offset The offset inside the file to start mapping
+ * @param[in] length The length of the region to map
  *
  */
 void *eina_file_virtual_map_new(Eina_File *file,
@@ -288,8 +288,8 @@ void *eina_file_virtual_map_new(Eina_File *file,
 /**
  * @brief Unref and unmap memory if possible.
  *
- * @param file The file handler to unmap memory from.
- * @param map Memory map to unref and unmap.
+ * @param[in,out] file The file handler to unmap memory from.
+ * @param[in,out] map Memory map to unref and unmap.
  *
  */
 void eina_file_virtual_map_free(Eina_File *file, void *map);
@@ -300,7 +300,7 @@ void eina_file_virtual_map_free(Eina_File *file, void *map);
  * @warning This function is not yet implemented.  At present it only returns
  * @code sizeof (unsigned long int) * 2 @endcode
  *
- * @param key The key for which length will be calculated.
+ * @param[in] key The key for which length will be calculated.
  *
  * @return The length of the key.
  *
@@ -312,10 +312,10 @@ unsigned int eina_file_map_key_length(const void *key);
  * The implementation assumes that @p key1 and @p key2 are both pointers to an
  * array with 2 elements, as is the case with the Eina file map keys.
  *
- * @param key1 The first key.
- * @param key1_length The length of the first key.
- * @param key2 The second key.
- * @param key2_length The length of the second key.
+ * @param[in] key1 The first key.
+ * @param[in] key1_length The length of the first key.
+ * @param[in] key2 The second key.
+ * @param[in] key2_length The length of the second key.
  *
  * @return Positive number if Key1 > Key2, else a negative number.  Will return
  * zero if both elements of the key are exactly the same.
@@ -327,8 +327,8 @@ int eina_file_map_key_cmp(const unsigned long long int *key1, int key1_length,
 /**
  * @brief Creates a hash from a map key.
  *
- * @param key A pointer to the key.
- * @param key_length The length of the key.
+ * @param[in] key A pointer to the key.
+ * @param[in] key_length The length of the key.
  *
  * @return A key hash.
  *
diff --git a/src/lib/eina/eina_fp.h b/src/lib/eina/eina_fp.h
index b176aca62e..b8ffb84f71 100644
--- a/src/lib/eina/eina_fp.h
+++ b/src/lib/eina/eina_fp.h
@@ -79,7 +79,7 @@ typedef int32_t Eina_F8p24;
  * @brief Creates a new Eina_F32p32 floating point number from standard 32-bit
  * integer
  *
- * @param v 32-bit integer value to convert
+ * @param[in] v 32-bit integer value to convert
  * @return The value converted into Eina_F32p32 format
  */
 static inline Eina_F32p32  eina_f32p32_int_from(int32_t v);
@@ -88,7 +88,7 @@ static inline Eina_F32p32  eina_f32p32_int_from(int32_t v);
  * @brief Creates a new standard 32-bit integer from Eina_F32p32 floating point
  * number
  *
- * @param v Eina_F32p32 value to convert
+ * @param[in] v Eina_F32p32 value to convert
  * @return The value converted into 32-bit integer
  */
 static inline int32_t      eina_f32p32_int_to(Eina_F32p32 v);
@@ -96,7 +96,7 @@ static inline int32_t      eina_f32p32_int_to(Eina_F32p32 v);
 /**
  * @brief Creates a new Eina_F32p32 floating point number from standard double
  *
- * @param v Double value to convert
+ * @param[in] v Double value to convert
  * @return The value converted into Eina_F32p32 format
  */
 static inline Eina_F32p32  eina_f32p32_double_from(double v);
@@ -105,7 +105,7 @@ static inline Eina_F32p32  eina_f32p32_double_from(double v);
  * @brief Creates a new standard double from Eina_F32p32 floating point
  * number
  *
- * @param v Eina_F32p32 value to convert
+ * @param[in] v Eina_F32p32 value to convert
  * @return The value converted into double
  */
 static inline double       eina_f32p32_double_to(Eina_F32p32 v);
@@ -113,8 +113,8 @@ static inline double       eina_f32p32_double_to(Eina_F32p32 v);
 /**
  * @brief Calculates the sum of two Eina_F32p32 floating point numbers
  *
- * @param a The first number
- * @param b The second number
+ * @param[in] a The first number
+ * @param[in] b The second number
  * @return The sum result of the two numbers @p a + @p b
  */
 static inline Eina_F32p32  eina_f32p32_add(Eina_F32p32 a, Eina_F32p32 b);
@@ -122,8 +122,8 @@ static inline Eina_F32p32  eina_f32p32_add(Eina_F32p32 a, Eina_F32p32 b);
 /**
  * @brief Calculates the subtraction of two Eina_F32p32 floating point numbers
  *
- * @param a The first number
- * @param b The subtracted number
+ * @param[in] a The first number
+ * @param[in] b The subtracted number
  * @return The subtraction result of the two numbers @p a - @p b
  */
 static inline Eina_F32p32  eina_f32p32_sub(Eina_F32p32 a, Eina_F32p32 b);
@@ -131,8 +131,8 @@ static inline Eina_F32p32  eina_f32p32_sub(Eina_F32p32 a, Eina_F32p32 b);
 /**
  * @brief Calculates the multiplication of two Eina_F32p32 floating point numbers
  *
- * @param a The first number
- * @param b The second number
+ * @param[in] a The first number
+ * @param[in] b The second number
  * @return The multiplication result of the two numbers @p a * @p b
  *
  * To prevent overflow during multiplication we need to reduce the precision of
@@ -146,8 +146,8 @@ static inline Eina_F32p32  eina_f32p32_mul(Eina_F32p32 a, Eina_F32p32 b);
  * @brief Calculates the scale multiplication of one Eina_F32p32 floating point
  * number with an integer 
  *
- * @param a The Eina_F32p32 number
- * @param b The integer value
+ * @param[in] a The Eina_F32p32 number
+ * @param[in] b The integer value
  * @return The multiplication result of the two numbers @p a * @p b
  */
 static inline Eina_F32p32  eina_f32p32_scale(Eina_F32p32 a, int b);
@@ -155,8 +155,8 @@ static inline Eina_F32p32  eina_f32p32_scale(Eina_F32p32 a, int b);
 /**
  * @brief Calculates the division of two Eina_F32p32 floating point numbers
  *
- * @param a The numerator number
- * @param b The denominator number
+ * @param[in] a The numerator number
+ * @param[in] b The denominator number
  * @return The division result of the two numbers @p a / @p b
  */
 static inline Eina_F32p32  eina_f32p32_div(Eina_F32p32 a, Eina_F32p32 b);
@@ -164,7 +164,7 @@ static inline Eina_F32p32  eina_f32p32_div(Eina_F32p32 a, Eina_F32p32 b);
 /**
  * @brief Calculates the square root of an Eina_F32p32 floating point number
  *
- * @param a The number to calculate the square root from
+ * @param[in] a The number to calculate the square root from
  * @return The square root result for the number @p a
  */
 static inline Eina_F32p32  eina_f32p32_sqrt(Eina_F32p32 a);
@@ -173,7 +173,7 @@ static inline Eina_F32p32  eina_f32p32_sqrt(Eina_F32p32 a);
  * @brief Gets the absolute value of the integer part of and Eina_F32p32 floating
  * point number
  *
- * @param v The floating point number
+ * @param[in] v The floating point number
  * @return The positive integer part of the number @p v
  */
 static inline unsigned int eina_f32p32_fracc_get(Eina_F32p32 v);
@@ -181,7 +181,7 @@ static inline unsigned int eina_f32p32_fracc_get(Eina_F32p32 v);
 /**
  * @brief Gets the absolute value of an Eina_F32p32 floating point number
  *
- * @param a The floating point number
+ * @param[in] a The floating point number
  * @return The absolute value for the number @p a
  * @warning Has known issues on 64-bit architecture, prefer
  * eina_f32p32_fracc_get() instead
@@ -191,7 +191,7 @@ static inline unsigned int eina_f32p32_fracc_get(Eina_F32p32 v);
 /**
  * @brief Calculates the cosinus of a floating point number
  *
- * @param a The angle in radians to calculate the cosinus from.
+ * @param[in] a The angle in radians to calculate the cosinus from.
  * @return The cosinus value of the angle @p a
  */
 EAPI Eina_F32p32           eina_f32p32_cos(Eina_F32p32 a);
@@ -199,7 +199,7 @@ EAPI Eina_F32p32           eina_f32p32_cos(Eina_F32p32 a);
 /**
  * @brief Calculates the sinus of a floating point number
  *
- * @param a The angle in radians to calculate the sinus from.
+ * @param[in] a The angle in radians to calculate the sinus from.
  * @return The cosinus value of the angle @p a
  */
 EAPI Eina_F32p32           eina_f32p32_sin(Eina_F32p32 a);
@@ -223,7 +223,7 @@ EAPI Eina_F32p32           eina_f32p32_sin(Eina_F32p32 a);
  * @brief Creates a new Eina_F16p316 floating point number from standard 32-bit
  * integer
  *
- * @param v 32-bit integer value to convert
+ * @param[in] v 32-bit integer value to convert
  * @return The value converted into Eina_F16p16 format
  */
 static inline Eina_F16p16  eina_f16p16_int_from(int32_t v);
@@ -232,7 +232,7 @@ static inline Eina_F16p16  eina_f16p16_int_from(int32_t v);
  * @brief Creates a new standard 32-bit integer from Eina_F16p16 floating point
  * number 
  *
- * @param v Eina_F16p16 value to convert
+ * @param[in] v Eina_F16p16 value to convert
  * @return The value converted into 32-bit integer
  */
 static inline int32_t      eina_f16p16_int_to(Eina_F16p16 v);
@@ -240,7 +240,7 @@ static inline int32_t      eina_f16p16_int_to(Eina_F16p16 v);
 /**
  * @brief Creates a new Eina_F16p16 floating point number from standard double
  *
- * @param v Double value to convert
+ * @param[in] v Double value to convert
  * @return The value converted into Eina_F16p16 format
  */
 static inline Eina_F16p16  eina_f16p16_double_from(double v);
@@ -249,7 +249,7 @@ static inline Eina_F16p16  eina_f16p16_double_from(double v);
  * @brief Creates a new standard double from Eina_F16p16 floating point
  * number 
  *
- * @param v Eina_F16p16 value to convert
+ * @param[in] v Eina_F16p16 value to convert
  * @return The value converted into double
  */
 static inline double       eina_f16p16_double_to(Eina_F16p16 v);
@@ -257,7 +257,7 @@ static inline double       eina_f16p16_double_to(Eina_F16p16 v);
 /**
  * @brief Creates a new Eina_F16p16 floating point number from standard float
  *
- * @param v Float value to convert
+ * @param[in] v Float value to convert
  * @return The value converted into Eina_F16p16 format
  */
 static inline Eina_F16p16  eina_f16p16_float_from(float v);
@@ -266,7 +266,7 @@ static inline Eina_F16p16  eina_f16p16_float_from(float v);
  * @brief Creates a new standard float from Eina_F16p16 floating point
  * number
  *
- * @param v Eina_F16p16 value to convert
+ * @param[in] v Eina_F16p16 value to convert
  * @return The value converted into float
  */
 static inline float        eina_f16p16_float_to(Eina_F16p16 v);
@@ -274,8 +274,8 @@ static inline float        eina_f16p16_float_to(Eina_F16p16 v);
 /**
  * @brief Calculates the sum of two Eina_F16p16 floating point numbers
  *
- * @param a The first number
- * @param b The second number
+ * @param[in] a The first number
+ * @param[in] b The second number
  * @return The sum result of the two numbers @p a + @p b
  */
 static inline Eina_F16p16  eina_f16p16_add(Eina_F16p16 a, Eina_F16p16 b);
@@ -283,8 +283,8 @@ static inline Eina_F16p16  eina_f16p16_add(Eina_F16p16 a, Eina_F16p16 b);
 /**
  * @brief Calculates the subtraction of two Eina_F16p16 floating point numbers
  *
- * @param a The first number
- * @param b The subtracted number
+ * @param[in] a The first number
+ * @param[in] b The subtracted number
  * @return The subtraction result of the two numbers @p a - @p b
  */
 static inline Eina_F16p16  eina_f16p16_sub(Eina_F16p16 a, Eina_F16p16 b);
@@ -292,8 +292,8 @@ static inline Eina_F16p16  eina_f16p16_sub(Eina_F16p16 a, Eina_F16p16 b);
 /**
  * @brief Calculates the multiplication of two Eina_F16p16 floating point numbers
  *
- * @param a The first number
- * @param b The second number
+ * @param[in] a The first number
+ * @param[in] b The second number
  * @return The multiplication result of the two numbers @p a * @p b
  */
 static inline Eina_F16p16  eina_f16p16_mul(Eina_F16p16 a, Eina_F16p16 b);
@@ -302,8 +302,8 @@ static inline Eina_F16p16  eina_f16p16_mul(Eina_F16p16 a, Eina_F16p16 b);
  * @brief Calculates the scale multiplication of one Eina_F16p16 floating point
  * number with an integer
  *
- * @param a The Eina_F16p16 number
- * @param b The integer value
+ * @param[in] a The Eina_F16p16 number
+ * @param[in] b The integer value
  * @return The multiplication result of the two numbers @p a * @p b
  */
 static inline Eina_F16p16  eina_f16p16_scale(Eina_F16p16 a, int b);
@@ -311,8 +311,8 @@ static inline Eina_F16p16  eina_f16p16_scale(Eina_F16p16 a, int b);
 /**
  * @brief Calculates the division of two Eina_F16p16 floating point numbers
  *
- * @param a The numerator number
- * @param b The denominator number
+ * @param[in] a The numerator number
+ * @param[in] b The denominator number
  * @return The division result of the two numbers @p a / @p b
  */
 static inline Eina_F16p16  eina_f16p16_div(Eina_F16p16 a, Eina_F16p16 b);
@@ -320,7 +320,7 @@ static inline Eina_F16p16  eina_f16p16_div(Eina_F16p16 a, Eina_F16p16 b);
 /**
  * @brief Calculates the square root of an Eina_F16p16 floating point number
  *
- * @param a The number to calculate the square root from
+ * @param[in] a The number to calculate the square root from
  * @return The square root result for the number @p a
  */
 static inline Eina_F16p16  eina_f16p16_sqrt(Eina_F16p16 a);
@@ -329,7 +329,7 @@ static inline Eina_F16p16  eina_f16p16_sqrt(Eina_F16p16 a);
  * @brief Gets the absolute value of the integer part of and Eina_F16p16 floating
  * point number
  *
- * @param v The floating point number
+ * @param[in] v The floating point number
  * @return The positive integer part of the number @p v
  */
 static inline unsigned int eina_f16p16_fracc_get(Eina_F16p16 v);
@@ -339,7 +339,7 @@ static inline unsigned int eina_f16p16_fracc_get(Eina_F16p16 v);
  * @brief Creates a new Eina_F16p316 floating point number from standard 32-bit
  * integer
  *
- * @param v 32-bit integer value to convert
+ * @param[in] v 32-bit integer value to convert
  * @return The value converted into Eina_F8p24 format
  */
 static inline Eina_F8p24   eina_f8p24_int_from(int32_t v);
@@ -348,7 +348,7 @@ static inline Eina_F8p24   eina_f8p24_int_from(int32_t v);
  * @brief Creates a new standard 32-bit integer from Eina_F8p24 floating point
  * number
  *
- * @param v Eina_F8p24 value to convert
+ * @param[in] v Eina_F8p24 value to convert
  * @return The value converted into 32-bit integer
  */
 static inline int32_t      eina_f8p24_int_to(Eina_F8p24 v);
@@ -356,7 +356,7 @@ static inline int32_t      eina_f8p24_int_to(Eina_F8p24 v);
 /**
  * @brief Creates a new Eina_F8p24 floating point number from standard float
  *
- * @param v Float value to convert
+ * @param[in] v Float value to convert
  * @return The value converted into Eina_F8p24 format
  */
 static inline Eina_F8p24   eina_f8p24_float_from(float v);
@@ -364,7 +364,7 @@ static inline Eina_F8p24   eina_f8p24_float_from(float v);
 /**
  * @brief Create a new standard float from Eina_F8p24 floating point number
  *
- * @param v Eina_F8p24 value to convert
+ * @param[in] v Eina_F8p24 value to convert
  * @return The value converted into float
  */
 static inline float        eina_f8p24_float_to(Eina_F8p24 v);
@@ -372,8 +372,8 @@ static inline float        eina_f8p24_float_to(Eina_F8p24 v);
 /**
  * @brief Calculates the sum of two Eina_F8p24 floating point numbers
  *
- * @param a The first number
- * @param b The second number
+ * @param[in] a The first number
+ * @param[in] b The second number
  * @return The sum result of the two numbers @p a + @p b
  */
 static inline Eina_F8p24   eina_f8p24_add(Eina_F8p24 a, Eina_F8p24 b);
@@ -381,8 +381,8 @@ static inline Eina_F8p24   eina_f8p24_add(Eina_F8p24 a, Eina_F8p24 b);
 /**
  * @brief Calculates the subtraction of two Eina_F8p24 floating point numbers
  *
- * @param a The first number
- * @param b The subtracted number
+ * @param[in] a The first number
+ * @param[in] b The subtracted number
  * @return The subtraction result of the two numbers @p a - @p b
  */
 static inline Eina_F8p24   eina_f8p24_sub(Eina_F8p24 a, Eina_F8p24 b);
@@ -390,8 +390,8 @@ static inline Eina_F8p24   eina_f8p24_sub(Eina_F8p24 a, Eina_F8p24 b);
 /**
  * @brief Calculates the multiplication of two Eina_F8p24 floating point numbers
  *
- * @param a The first number
- * @param b The second number
+ * @param[in] a The first number
+ * @param[in] b The second number
  * @return The multiplication result of the two numbers @p a * @p b
  */
 static inline Eina_F8p24   eina_f8p24_mul(Eina_F8p24 a, Eina_F8p24 b);
@@ -400,8 +400,8 @@ static inline Eina_F8p24   eina_f8p24_mul(Eina_F8p24 a, Eina_F8p24 b);
  * @brief Calculates the scale multiplication of one Eina_F8p24 floating point
  * number with an integer
  *
- * @param a The Eina_F16p16 number
- * @param b The integer value
+ * @param[in] a The Eina_F16p16 number
+ * @param[in] b The integer value
  * @return The multiplication result of the two numbers @p a * @p b
  */
 static inline Eina_F8p24   eina_f8p24_scale(Eina_F8p24 a, int b);
@@ -409,8 +409,8 @@ static inline Eina_F8p24   eina_f8p24_scale(Eina_F8p24 a, int b);
 /**
  * @brief Calculates the division of two Eina_F8p24 floating point numbers
  *
- * @param a The numerator number
- * @param b The denominator number
+ * @param[in] a The numerator number
+ * @param[in] b The denominator number
  * @return The division result of the two numbers @p a / @p b
  */
 static inline Eina_F8p24   eina_f8p24_div(Eina_F8p24 a, Eina_F8p24 b);
@@ -418,7 +418,7 @@ static inline Eina_F8p24   eina_f8p24_div(Eina_F8p24 a, Eina_F8p24 b);
 /**
  * @brief Calculates the square root of an Eina_F8p24 floating point number
  *
- * @param a The number to calculate the square root from
+ * @param[in] a The number to calculate the square root from
  * @return The square root result for the number @p a
  */
 static inline Eina_F8p24   eina_f8p24_sqrt(Eina_F8p24 a);
@@ -427,7 +427,7 @@ static inline Eina_F8p24   eina_f8p24_sqrt(Eina_F8p24 a);
  * @brief Gets the absolute value of the integer part of and Eina_F8p24 floating
  * point number
  *
- * @param v The floating point number
+ * @param[in] v The floating point number
  * @return The positive integer part of the number @p v
  */
 static inline unsigned int eina_f8p24_fracc_get(Eina_F8p24 v);
@@ -435,7 +435,7 @@ static inline unsigned int eina_f8p24_fracc_get(Eina_F8p24 v);
 /**
  * @brief Converts an Eina_F16p16 floating point number into Eina_F32p32 format
  *
- * @param a The Eina_F16p16 floating point number
+ * @param[in] a The Eina_F16p16 floating point number
  * @return The converted Eina_F32p32 floating point number
  */
 static inline Eina_F32p32  eina_f16p16_to_f32p32(Eina_F16p16 a);
@@ -443,7 +443,7 @@ static inline Eina_F32p32  eina_f16p16_to_f32p32(Eina_F16p16 a);
 /**
  * @brief Converts an Eina_F8p24 floating point number into Eina_F32p32 format
  *
- * @param a The Eina_F8p24 floating point number
+ * @param[in] a The Eina_F8p24 floating point number
  * @return The converted Eina_F32p32 floating point number
  */
 static inline Eina_F32p32  eina_f8p24_to_f32p32(Eina_F8p24 a);
@@ -451,7 +451,7 @@ static inline Eina_F32p32  eina_f8p24_to_f32p32(Eina_F8p24 a);
 /**
  * @brief Converts an Eina_F32p32 floating point number into Eina_F16p16 format
  *
- * @param a The Eina_F32p32 floating point number
+ * @param[in] a The Eina_F32p32 floating point number
  * @return The converted Eina_F16p16 floating point number
  */
 static inline Eina_F16p16  eina_f32p32_to_f16p16(Eina_F32p32 a);
@@ -459,7 +459,7 @@ static inline Eina_F16p16  eina_f32p32_to_f16p16(Eina_F32p32 a);
 /**
  * @brief Converts an Eina_F8p24 floating point number into Eina_F16p16 format
  *
- * @param a The Eina_F8p24 floating point number
+ * @param[in] a The Eina_F8p24 floating point number
  * @return The converted Eina_F16p16 floating point number
  */
 static inline Eina_F16p16  eina_f8p24_to_f16p16(Eina_F8p24 a);
@@ -467,7 +467,7 @@ static inline Eina_F16p16  eina_f8p24_to_f16p16(Eina_F8p24 a);
 /**
  * @brief Converts an Eina_F32p32 floating point number into Eina_F8p24 format
  *
- * @param a The Eina_F32p32 floating point number
+ * @param[in] a The Eina_F32p32 floating point number
  * @return The converted Eina_F8p16 floating point number
  */
 static inline Eina_F8p24   eina_f32p32_to_f8p24(Eina_F32p32 a);
@@ -475,7 +475,7 @@ static inline Eina_F8p24   eina_f32p32_to_f8p24(Eina_F32p32 a);
 /**
  * @brief Converts an Eina_F16p16 floating point number into Eina_F8p16 format
  *
- * @param a The Eina_F16p16 floating point number
+ * @param[in] a The Eina_F16p16 floating point number
  * @return The converted Eina_F8p16 floating point number
  */
 static inline Eina_F8p24   eina_f16p16_to_f8p24(Eina_F16p16 a);
diff --git a/src/lib/eina/eina_freeq.h b/src/lib/eina/eina_freeq.h
index b37da39517..a9c789c42e 100644
--- a/src/lib/eina/eina_freeq.h
+++ b/src/lib/eina/eina_freeq.h
@@ -132,7 +132,7 @@ eina_freeq_new(Eina_FreeQ_Type type);
 /**
  * @brief Free a free queue and anything that is queued in it.
  *
- * @param fq The free queue to free and clear.
+ * @param[in,out] fq The free queue to free and clear.
  * 
  * @since 1.19
  */
@@ -142,7 +142,7 @@ eina_freeq_free(Eina_FreeQ *fq);
 /**
  * @brief Query the type of a free queue.
  *
- * @param fq The free queue to inspect.
+ * @param[in] fq The free queue to inspect.
  *
  * @since 1.19
  */
@@ -162,9 +162,9 @@ eina_freeq_main_get(void);
 /**
  * @brief Set the maximum number of free pointers this queue is allowed
  *
- * @param fq The free queue to alter
- * @param count The maximum number of items allowed, negative values mean
- *              no limit
+ * @param[in,out] fq The free queue to alter
+ * @param[in] count The maximum number of items allowed, negative values
+ *            mean no limit
  *
  * This will alter the maximum number of pointers allowed in the given free
  * queue. If more items are added to the free queue than are allowed,
@@ -183,7 +183,7 @@ eina_freeq_count_max_set(Eina_FreeQ *fq, int count);
 /**
  * @brief Get the maximum number of free pointers this queue is allowed
  *
- * @param fq The free queue to query
+ * @param[in] fq The free queue to query
  * @return The maximum number of free items allowed or -1 for infinity
  * 
  * @since 1.19
@@ -194,8 +194,8 @@ eina_freeq_count_max_get(Eina_FreeQ *fq);
 /**
  * @brief Set the maximum amount of memory allowed
  *
- * @param fq The free queue to alter
- * @param mem The maximum memory in bytes
+ * @param[in,out] fq The free queue to alter
+ * @param[in] mem The maximum memory in bytes
  *
  * This will alter the maximum amount of memory allowed for pointers stored
  * in the free queue. The size used is the size give, so items given that
@@ -216,7 +216,7 @@ eina_freeq_mem_max_set(Eina_FreeQ *fq, size_t mem);
 /**
  * @brief Get the maximum amount of memory allowed
  *
- * @param fq The free queue to query
+ * @param[in] fq The free queue to query
  * @return The maximum amount of memory in bytes
  *
  * @since 1.19
@@ -227,7 +227,7 @@ eina_freeq_mem_max_get(Eina_FreeQ *fq);
 /**
  * @brief Clear out all queued items to be freed by freeing them
  *
- * @param fq The free queue to clear
+ * @param[in,out] fq The free queue to clear
  *
  * This will free and thus remove all queued items from the free queue when
  * this function is called. When it returns the free queue should be
@@ -241,8 +241,8 @@ eina_freeq_clear(Eina_FreeQ *fq);
 /**
  * @brief Reduce the number of items in the free queue by up to @p count
  *
- * @param fq The free queue to reduce in item count
- * @param count The number of items to try and free
+ * @param[in,out] fq The free queue to reduce in item count
+ * @param[in] count The number of items to try and free
  *
  * This will attempt to free up to @p count items from the given free queue
  * and thus reduce the amount of memory it is holding on to. This function
@@ -257,7 +257,7 @@ eina_freeq_reduce(Eina_FreeQ *fq, int count);
 /**
  * @brief Return if there are any items pending a free in the free queue
  *
- * @param fq The free queue to query
+ * @param[in] fq The free queue to query
  * @raturn EINA_TRUE if there are items to free, EINA_FALSE otherwise
  * 
  * @since 1.19
@@ -268,10 +268,10 @@ eina_freeq_ptr_pending(Eina_FreeQ *fq);
 /**
  * @brief Add a pointer with free function and size to the free queue
  *
- * @param fq The free queue to add the pointer to
- * @param ptr The pointer to free
- * @param free_func The function used to free the pointer with
- * @param size The size of the data the pointer points to
+ * @param[in,out] fq The free queue to add the pointer to
+ * @param[in] ptr The pointer to free
+ * @param[in] free_func The function used to free the pointer with
+ * @param[in] size The size of the data the pointer points to
  *
  * This adds the given @p ptr pointer to the queue to be freed later on.
  * The function @p free_func will be used, or if this is NULL, it is assumed
@@ -312,9 +312,9 @@ eina_freeq_ptr_add(Eina_FreeQ *fq, void *ptr, void (*free_func) (void *ptr), siz
 /**
  * @brief Add a pointer to the main free queue
  *
- * @param ptr The pointer to free
- * @param free_func The function used to free the pointer with
- * @param size The size of the data the pointer points to
+ * @param[in] ptr The pointer to free
+ * @param[in] free_func The function used to free the pointer with
+ * @param[in] size The size of the data the pointer points to
  * 
  * This is the same as eina_freeq_ptr_add() but the main free queue is
  * fetched by eina_freeq_main_get().
@@ -330,7 +330,7 @@ eina_freeq_ptr_main_add(void *ptr, void (*free_func) (void *ptr), size_t size)
 /**
  * @brief Convenience macro for well known structures and types
  *
- * @param ptr The pointer to free
+ * @param[in] ptr The pointer to free
  * 
  * This is the same as eina_freeq_ptr_main_add() but the free function is
  * assumed to be the libc free() function, and size is provided by
@@ -344,7 +344,7 @@ eina_freeq_ptr_main_add(void *ptr, void (*free_func) (void *ptr), size_t size)
 /**
  * @brief Convenience macro for well known structures and types
  *
- * @param ptr The pointer to free
+ * @param[in] ptr The pointer to free
  * 
  * This is the same as eina_freeq_ptr_main_add() but the free function is
  * assumed to be the libc free() function, and size is provided by