Ioana,

Le 15/11/2024 à 16:20, li...@treblig.org a écrit :
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From: "Dr. David Alan Gilbert" <li...@treblig.org>

fsl_mc_allocator_driver_exit() was added explicitly by
commit 1e8ac83b6caf ("bus: fsl-mc: add fsl_mc_allocator cleanup function")
but was never used.

Remove it.

fsl_mc_portal_reset() was added in 2015 by
commit 197f4d6a4a00 ("staging: fsl-mc: fsl-mc object allocator driver")
but was never used.

Remove it.

fsl_mc_portal_reset() was the only caller of dpmcp_reset().

Remove it.

Signed-off-by: Dr. David Alan Gilbert <li...@treblig.org>

Can you ack this patch ?

Thanks
Christophe

---
  drivers/bus/fsl-mc/dpmcp.c            | 22 ----------------------
  drivers/bus/fsl-mc/fsl-mc-allocator.c |  5 -----
  drivers/bus/fsl-mc/fsl-mc-private.h   |  6 ------
  drivers/bus/fsl-mc/mc-io.c            | 20 --------------------
  include/linux/fsl/mc.h                |  2 --
  5 files changed, 55 deletions(-)

diff --git a/drivers/bus/fsl-mc/dpmcp.c b/drivers/bus/fsl-mc/dpmcp.c
index 5fbd0dbde24a..7816c0a728ef 100644
--- a/drivers/bus/fsl-mc/dpmcp.c
+++ b/drivers/bus/fsl-mc/dpmcp.c
@@ -75,25 +75,3 @@ int dpmcp_close(struct fsl_mc_io *mc_io,
         /* send command to mc*/
         return mc_send_command(mc_io, &cmd);
  }
-
-/**
- * dpmcp_reset() - Reset the DPMCP, 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 DPMCP object
- *
- * Return:     '0' on Success; Error code otherwise.
- */
-int dpmcp_reset(struct fsl_mc_io *mc_io,
-               u32 cmd_flags,
-               u16 token)
-{
-       struct fsl_mc_command cmd = { 0 };
-
-       /* prepare command */
-       cmd.header = mc_encode_cmd_header(DPMCP_CMDID_RESET,
-                                         cmd_flags, token);
-
-       /* send command to mc*/
-       return mc_send_command(mc_io, &cmd);
-}
diff --git a/drivers/bus/fsl-mc/fsl-mc-allocator.c 
b/drivers/bus/fsl-mc/fsl-mc-allocator.c
index b5e8c021fa1f..6c3beb82dd1b 100644
--- a/drivers/bus/fsl-mc/fsl-mc-allocator.c
+++ b/drivers/bus/fsl-mc/fsl-mc-allocator.c
@@ -656,8 +656,3 @@ int __init fsl_mc_allocator_driver_init(void)
  {
         return fsl_mc_driver_register(&fsl_mc_allocator_driver);
  }
-
-void fsl_mc_allocator_driver_exit(void)
-{
-       fsl_mc_driver_unregister(&fsl_mc_allocator_driver);
-}
diff --git a/drivers/bus/fsl-mc/fsl-mc-private.h 
b/drivers/bus/fsl-mc/fsl-mc-private.h
index b3520ea1b9f4..e1b7ec3ed1a7 100644
--- a/drivers/bus/fsl-mc/fsl-mc-private.h
+++ b/drivers/bus/fsl-mc/fsl-mc-private.h
@@ -66,10 +66,6 @@ int dpmcp_close(struct fsl_mc_io *mc_io,
                 u32 cmd_flags,
                 u16 token);

-int dpmcp_reset(struct fsl_mc_io *mc_io,
-               u32 cmd_flags,
-               u16 token);
-
  /*
   * Data Path Resource Container (DPRC) API
   */
@@ -631,8 +627,6 @@ int dprc_scan_objects(struct fsl_mc_device *mc_bus_dev,

  int __init fsl_mc_allocator_driver_init(void);

-void fsl_mc_allocator_driver_exit(void);
-
  void fsl_mc_init_all_resource_pools(struct fsl_mc_device *mc_bus_dev);

  void fsl_mc_cleanup_all_resource_pools(struct fsl_mc_device *mc_bus_dev);
diff --git a/drivers/bus/fsl-mc/mc-io.c b/drivers/bus/fsl-mc/mc-io.c
index 95b10a6cf307..a0ad7866cbfc 100644
--- a/drivers/bus/fsl-mc/mc-io.c
+++ b/drivers/bus/fsl-mc/mc-io.c
@@ -263,23 +263,3 @@ void fsl_mc_portal_free(struct fsl_mc_io *mc_io)
         dpmcp_dev->consumer_link = NULL;
  }
  EXPORT_SYMBOL_GPL(fsl_mc_portal_free);
-
-/**
- * fsl_mc_portal_reset - Resets the dpmcp object for a given fsl_mc_io object
- *
- * @mc_io: Pointer to the fsl_mc_io object that wraps the MC portal to free
- */
-int fsl_mc_portal_reset(struct fsl_mc_io *mc_io)
-{
-       int error;
-       struct fsl_mc_device *dpmcp_dev = mc_io->dpmcp_dev;
-
-       error = dpmcp_reset(mc_io, 0, dpmcp_dev->mc_handle);
-       if (error < 0) {
-               dev_err(&dpmcp_dev->dev, "dpmcp_reset() failed: %d\n", error);
-               return error;
-       }
-
-       return 0;
-}
-EXPORT_SYMBOL_GPL(fsl_mc_portal_reset);
diff --git a/include/linux/fsl/mc.h b/include/linux/fsl/mc.h
index c90ec889bfc2..37316a58d2ed 100644
--- a/include/linux/fsl/mc.h
+++ b/include/linux/fsl/mc.h
@@ -417,8 +417,6 @@ int __must_check fsl_mc_portal_allocate(struct 
fsl_mc_device *mc_dev,

  void fsl_mc_portal_free(struct fsl_mc_io *mc_io);

-int fsl_mc_portal_reset(struct fsl_mc_io *mc_io);
-
  int __must_check fsl_mc_object_allocate(struct fsl_mc_device *mc_dev,
                                         enum fsl_mc_pool_type pool_type,
                                         struct fsl_mc_device **new_mc_adev);
--
2.47.0



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