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staging: fsl-mc: Move DPCON out of staging

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Move the source files out of staging into their final locations:
- dpcon.c goes to drivers/bus/fsl-mc/, next to the core infrastructure
- dpcon-cmd.h gets merged into drivers/bus/fsl-mc/fsl-mc-private.h, next
  to the other internally used APIs
- dpcon.h gets merged into include/linux/fsl/mc.h, exposing the public
  API

Update references in the dpaa2-eth staging driver.

DPCON stands for Data Path Concentrator - an interface between DPIO
(Data Path IO) and its users (e.g. dpaa2-eth). You can read more about
DPIO in Documentation/networking/dpaa2/overview.rst

Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com>
Reviewed-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Bogdan Purcareata
2018-03-02 04:23:59 -06:00
committed by Greg Kroah-Hartman
parent 9c692d5ae7
commit 70ae9cf015
8 changed files with 117 additions and 136 deletions
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66
include/linux/fsl/mc.h
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@@ -493,4 +493,70 @@ int dpbp_get_attributes(struct fsl_mc_io *mc_io,
u16 token,
struct dpbp_attr *attr);
/* Data Path Concentrator (DPCON) API
* Contains initialization APIs and runtime control APIs for DPCON
*/
/**
* Use it to disable notifications; see dpcon_set_notification()
*/
#define DPCON_INVALID_DPIO_ID (int)(-1)
int dpcon_open(struct fsl_mc_io *mc_io,
u32 cmd_flags,
int dpcon_id,
u16 *token);
int dpcon_close(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token);
int dpcon_enable(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token);
int dpcon_disable(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token);
int dpcon_reset(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token);
/**
* struct dpcon_attr - Structure representing DPCON attributes
* @id: DPCON object ID
* @qbman_ch_id: Channel ID to be used by dequeue operation
* @num_priorities: Number of priorities for the DPCON channel (1-8)
*/
struct dpcon_attr {
int id;
u16 qbman_ch_id;
u8 num_priorities;
};
int dpcon_get_attributes(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token,
struct dpcon_attr *attr);
/**
* struct dpcon_notification_cfg - Structure representing notification params
* @dpio_id: DPIO object ID; must be configured with a notification channel;
* to disable notifications set it to 'DPCON_INVALID_DPIO_ID';
* @priority: Priority selection within the DPIO channel; valid values
* are 0-7, depending on the number of priorities in that channel
* @user_ctx: User context value provided with each CDAN message
*/
struct dpcon_notification_cfg {
int dpio_id;
u8 priority;
u64 user_ctx;
};
int dpcon_set_notification(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token,
struct dpcon_notification_cfg *cfg);
#endif /* _FSL_MC_H_ */