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authorLuca Boccassi <luca.boccassi@gmail.com>2017-11-08 14:15:11 +0000
committerLuca Boccassi <luca.boccassi@gmail.com>2017-11-08 14:45:54 +0000
commit055c52583a2794da8ba1e85a48cce3832372b12f (patch)
tree8ceb1cb78fbb46a0f341f8ee24feb3c6b5540013 /drivers/bus/fslmc/mc/fsl_dpio.h
parentf239aed5e674965691846e8ce3f187dd47523689 (diff)
New upstream version 17.11-rc3
Change-Id: I6a5baa40612fe0c20f30b5fa773a6cbbac63a685 Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/bus/fslmc/mc/fsl_dpio.h')
-rw-r--r--drivers/bus/fslmc/mc/fsl_dpio.h299
1 files changed, 76 insertions, 223 deletions
diff --git a/drivers/bus/fslmc/mc/fsl_dpio.h b/drivers/bus/fslmc/mc/fsl_dpio.h
index 4448cca5..3d96adfc 100644
--- a/drivers/bus/fslmc/mc/fsl_dpio.h
+++ b/drivers/bus/fslmc/mc/fsl_dpio.h
@@ -5,7 +5,7 @@
* BSD LICENSE
*
* Copyright 2013-2016 Freescale Semiconductor Inc.
- * Copyright 2016 NXP.
+ * Copyright 2016-2017 NXP.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
@@ -46,44 +46,19 @@
struct fsl_mc_io;
-/**
- * dpio_open() - Open a control session for the specified object
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @dpio_id: DPIO unique ID
- * @token: Returned token; use in subsequent API calls
- *
- * This function can be used to open a control session for an
- * already created object; an object may have been declared in
- * the DPL or by calling the dpio_create() function.
- * This function returns a unique authentication token,
- * associated with the specific object ID and any MC portals
- * assigned to the parent container; this token must be used in
- * all subsequent commands for this specific object.
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_open(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- int dpio_id,
- uint16_t *token);
+int dpio_open(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ int dpio_id,
+ uint16_t *token);
-/**
- * dpio_close() - Close the control session of the object
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_close(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token);
+int dpio_close(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token);
/**
* enum dpio_channel_mode - DPIO notification channel mode
- * @DPIO_NO_CHANNEL: No support for notification channel
- * @DPIO_LOCAL_CHANNEL: Notifications on data availability can be received by a
+ * @DPIO_NO_CHANNEL: No support for notification channel
+ * @DPIO_LOCAL_CHANNEL: Notifications on data availability can be received by a
* dedicated channel in the DPIO; user should point the queue's
* destination in the relevant interface to this DPIO
*/
@@ -94,216 +69,94 @@ enum dpio_channel_mode {
/**
* struct dpio_cfg - Structure representing DPIO configuration
- * @channel_mode: Notification channel mode
- * @num_priorities: Number of priorities for the notification channel (1-8);
+ * @channel_mode: Notification channel mode
+ * @num_priorities: Number of priorities for the notification channel (1-8);
* relevant only if 'channel_mode = DPIO_LOCAL_CHANNEL'
*/
struct dpio_cfg {
- enum dpio_channel_mode channel_mode;
- uint8_t num_priorities;
+ enum dpio_channel_mode channel_mode;
+ uint8_t num_priorities;
};
-/**
- * dpio_create() - Create the DPIO object.
- * @mc_io: Pointer to MC portal's I/O object
- * @dprc_token: Parent container token; '0' for default container
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @cfg: Configuration structure
- * @obj_id: returned object id
- *
- * Create the DPIO object, allocate required resources and
- * perform required initialization.
- *
- * The object can be created either by declaring it in the
- * DPL file, or by calling this function.
- *
- * The function accepts an authentication token of a parent
- * container that this object should be assigned to. The token
- * can be '0' so the object will be assigned to the default container.
- * The newly created object can be opened with the returned
- * object id and using the container's associated tokens and MC portals.
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_create(struct fsl_mc_io *mc_io,
- uint16_t dprc_token,
- uint32_t cmd_flags,
- const struct dpio_cfg *cfg,
- uint32_t *obj_id);
-/**
- * dpio_destroy() - Destroy the DPIO object and release all its resources.
- * @mc_io: Pointer to MC portal's I/O object
- * @dprc_token: Parent container token; '0' for default container
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @object_id: The object id; it must be a valid id within the container that
- * created this object;
- *
- * The function accepts the authentication token of the parent container that
- * created the object (not the one that currently owns the object). The object
- * is searched within parent using the provided 'object_id'.
- * All tokens to the object must be closed before calling destroy.
- *
- * Return: '0' on Success; Error code otherwise
- */
-int dpio_destroy(struct fsl_mc_io *mc_io,
- uint16_t dprc_token,
- uint32_t cmd_flags,
- uint32_t object_id);
+int dpio_create(struct fsl_mc_io *mc_io,
+ uint16_t dprc_token,
+ uint32_t cmd_flags,
+ const struct dpio_cfg *cfg,
+ uint32_t *obj_id);
-/**
- * dpio_enable() - Enable the DPIO, allow I/O portal operations.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- *
- * Return: '0' on Success; Error code otherwise
- */
-int dpio_enable(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token);
+int dpio_destroy(struct fsl_mc_io *mc_io,
+ uint16_t dprc_token,
+ uint32_t cmd_flags,
+ uint32_t object_id);
-/**
- * dpio_disable() - Disable the DPIO, stop any I/O portal operation.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- *
- * Return: '0' on Success; Error code otherwise
- */
-int dpio_disable(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token);
+int dpio_enable(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token);
-/**
- * dpio_is_enabled() - Check if the DPIO is enabled.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- * @en: Returns '1' if object is enabled; '0' otherwise
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_is_enabled(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- int *en);
+int dpio_disable(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token);
-/**
- * dpio_reset() - Reset the DPIO, returns the object to initial state.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_reset(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token);
+int dpio_is_enabled(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ int *en);
-/**
- * dpio_set_stashing_destination() - Set the stashing destination.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- * @sdest: stashing destination value
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_set_stashing_destination(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- uint8_t sdest);
+int dpio_reset(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token);
-/**
- * dpio_get_stashing_destination() - Get the stashing destination..
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- * @sdest: Returns the stashing destination value
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_get_stashing_destination(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- uint8_t *sdest);
+int dpio_set_stashing_destination(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t sdest);
-/**
- * dpio_add_static_dequeue_channel() - Add a static dequeue channel.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- * @dpcon_id: DPCON object ID
- * @channel_index: Returned channel index to be used in qbman API
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_add_static_dequeue_channel(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- int dpcon_id,
- uint8_t *channel_index);
+int dpio_get_stashing_destination(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ uint8_t *sdest);
-/**
- * dpio_remove_static_dequeue_channel() - Remove a static dequeue channel.
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- * @dpcon_id: DPCON object ID
- *
- * Return: '0' on Success; Error code otherwise.
- */
-int dpio_remove_static_dequeue_channel(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- int dpcon_id);
+int dpio_add_static_dequeue_channel(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ int dpcon_id,
+ uint8_t *channel_index);
+
+int dpio_remove_static_dequeue_channel(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ int dpcon_id);
/**
* struct dpio_attr - Structure representing DPIO attributes
- * @id: DPIO object ID
- * @qbman_portal_ce_offset: offset of the software portal cache-enabled area
- * @qbman_portal_ci_offset: offset of the software portal cache-inhibited area
- * @qbman_portal_id: Software portal ID
- * @channel_mode: Notification channel mode
- * @num_priorities: Number of priorities for the notification channel (1-8);
- * relevant only if 'channel_mode = DPIO_LOCAL_CHANNEL'
- * @qbman_version: QBMAN version
+ * @id: DPIO object ID
+ * @qbman_portal_ce_offset: Offset of the software portal cache-enabled area
+ * @qbman_portal_ci_offset: Offset of the software portal
+ * cache-inhibited area
+ * @qbman_portal_id: Software portal ID
+ * @channel_mode: Notification channel mode
+ * @num_priorities: Number of priorities for the notification
+ * channel (1-8); relevant only if
+ * 'channel_mode = DPIO_LOCAL_CHANNEL'
+ * @qbman_version: QBMAN version
*/
struct dpio_attr {
- int id;
- uint64_t qbman_portal_ce_offset;
- uint64_t qbman_portal_ci_offset;
- uint16_t qbman_portal_id;
- enum dpio_channel_mode channel_mode;
- uint8_t num_priorities;
- uint32_t qbman_version;
- uint32_t clk;
+ int id;
+ uint64_t qbman_portal_ce_offset;
+ uint64_t qbman_portal_ci_offset;
+ uint16_t qbman_portal_id;
+ enum dpio_channel_mode channel_mode;
+ uint8_t num_priorities;
+ uint32_t qbman_version;
+ uint32_t clk;
};
-/**
- * dpio_get_attributes() - Retrieve DPIO attributes
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @token: Token of DPIO object
- * @attr: Returned object's attributes
- *
- * Return: '0' on Success; Error code otherwise
- */
-int dpio_get_attributes(struct fsl_mc_io *mc_io,
- uint32_t cmd_flags,
- uint16_t token,
- struct dpio_attr *attr);
+int dpio_get_attributes(struct fsl_mc_io *mc_io,
+ uint32_t cmd_flags,
+ uint16_t token,
+ struct dpio_attr *attr);
-/**
- * dpio_get_api_version() - Get Data Path I/O API version
- * @mc_io: Pointer to MC portal's I/O object
- * @cmd_flags: Command flags; one or more of 'MC_CMD_FLAG_'
- * @major_ver: Major version of data path i/o API
- * @minor_ver: Minor version of data path i/o API
- *
- * Return: '0' on Success; Error code otherwise.
- */
int dpio_get_api_version(struct fsl_mc_io *mc_io,
uint32_t cmd_flags,
uint16_t *major_ver,