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Message-ID: <aYScLt9IJ-odFmx_@sirena.org.uk>
Date: Thu, 5 Feb 2026 13:33:34 +0000
From: Mark Brown <broonie@...nel.org>
To: Ulf Hansson <ulf.hansson@...aro.org>, Josua Mayer <josua@...id-run.com>,
	Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: linux-next: build failure after merge of the mmc tree

Hi all,

After merging the mmc tree, today's linux-next build (x86_64 allmodconfig)
failed like this:

/tmp/next/build/drivers/mux/core.c:312:14: error: redefinition of 'mux_control_states'
  312 | unsigned int mux_control_states(struct mux_control *mux)
      |              ^~~~~~~~~~~~~~~~~~
In file included from /tmp/next/build/drivers/mux/core.c:19:
/tmp/next/build/include/linux/mux/consumer.h:70:28: note: previous definition of 'mux_control_states' with type 'unsigned int(struct mux_control *)'
   70 | static inline unsigned int mux_control_states(struct mux_control *mux)
      |                            ^~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:375:5: error: redefinition of 'mux_control_select_delay'
  375 | int mux_control_select_delay(struct mux_control *mux, unsigned int state,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:74:32: note: previous definition of 'mux_control_select_delay' with type 'int(struct mux_control *, unsigned int,  unsigned int)'
   74 | static inline int __must_check mux_control_select_delay(struct mux_control *mux,
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:413:5: error: redefinition of 'mux_state_select_delay'
  413 | int mux_state_select_delay(struct mux_state *mstate, unsigned int delay_us)
      |     ^~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:79:32: note: previous definition of 'mux_state_select_delay' with type 'int(struct mux_state *, unsigned int)'
   79 | static inline int __must_check mux_state_select_delay(struct mux_state *mstate,
      |                                ^~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:435:5: error: redefinition of 'mux_control_try_select_delay'
  435 | int mux_control_try_select_delay(struct mux_control *mux, unsigned int state,
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:84:32: note: previous definition of 'mux_control_try_select_delay' with type 'int(struct mux_control *, unsigned int,  unsigned int)'
   84 | static inline int __must_check mux_control_try_select_delay(struct mux_control *mux,
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:469:5: error: redefinition of 'mux_state_try_select_delay'
  469 | int mux_state_try_select_delay(struct mux_state *mstate, unsigned int delay_us)
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:90:32: note: previous definition of 'mux_state_try_select_delay' with type 'int(struct mux_state *, unsigned int)'
   90 | static inline int __must_check mux_state_try_select_delay(struct mux_state *mstate,
      |                                ^~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:487:5: error: redefinition of 'mux_control_deselect'
  487 | int mux_control_deselect(struct mux_control *mux)
      |     ^~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:118:19: note: previous definition of 'mux_control_deselect' with type 'int(struct mux_control *)'
  118 | static inline int mux_control_deselect(struct mux_control *mux)
      |                   ^~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:513:5: error: redefinition of 'mux_state_deselect'
  513 | int mux_state_deselect(struct mux_state *mstate)
      |     ^~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:122:19: note: previous definition of 'mux_state_deselect' with type 'int(struct mux_state *)'
  122 | static inline int mux_state_deselect(struct mux_state *mstate)
      |                   ^~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:636:21: error: redefinition of 'mux_control_get'
  636 | struct mux_control *mux_control_get(struct device *dev, const char *mux_name)
      |                     ^~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:127:35: note: previous definition of 'mux_control_get' with type 'struct mux_control *(struct device *, const char *)'
  127 | static inline struct mux_control *mux_control_get(struct device *dev, const char *mux_name)
      |                                   ^~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:655:21: error: redefinition of 'mux_control_get_optional'
  655 | struct mux_control *mux_control_get_optional(struct device *dev, const char *mux_name)
      |                     ^~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:131:35: note: previous definition of 'mux_control_get_optional' with type 'struct mux_control *(struct device *, const char *)'
  131 | static inline struct mux_control *mux_control_get_optional(struct device *dev,
      |                                   ^~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:667:6: error: redefinition of 'mux_control_put'
  667 | void mux_control_put(struct mux_control *mux)
      |      ^~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:136:20: note: previous definition of 'mux_control_put' with type 'void(struct mux_control *)'
  136 | static inline void mux_control_put(struct mux_control *mux) {}
      |                    ^~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:688:21: error: redefinition of 'devm_mux_control_get'
  688 | struct mux_control *devm_mux_control_get(struct device *dev,
      |                     ^~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:138:35: note: previous definition of 'devm_mux_control_get' with type 'struct mux_control *(struct device *, const char *)'
  138 | static inline struct mux_control *devm_mux_control_get(struct device *dev, const char *mux_name)
      |                                   ^~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:831:19: error: redefinition of 'devm_mux_state_get'
  831 | struct mux_state *devm_mux_state_get(struct device *dev, const char *mux_name)
      |                   ^~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:142:33: note: previous definition of 'devm_mux_state_get' with type 'struct mux_state *(struct device *, const char *)'
  142 | static inline struct mux_state *devm_mux_state_get(struct device *dev, const char *mux_name)
      |                                 ^~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:848:19: error: redefinition of 'devm_mux_state_get_optional'
  848 | struct mux_state *devm_mux_state_get_optional(struct device *dev, const char *mux_name)
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:146:33: note: previous definition of 'devm_mux_state_get_optional' with type 'struct mux_state *(struct device *, const char *)'
  146 | static inline struct mux_state *devm_mux_state_get_optional(struct device *dev,
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:866:19: error: redefinition of 'devm_mux_state_get_selected'
  866 | struct mux_state *devm_mux_state_get_selected(struct device *dev, const char *mux_name)
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:151:33: note: previous definition of 'devm_mux_state_get_selected' with type 'struct mux_state *(struct device *, const char *)'
  151 | static inline struct mux_state *devm_mux_state_get_selected(struct device *dev,
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/drivers/mux/core.c:885:19: error: redefinition of 'devm_mux_state_get_optional_selected'
  885 | struct mux_state *devm_mux_state_get_optional_selected(struct device *dev,
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/tmp/next/build/include/linux/mux/consumer.h:156:33: note: previous definition of 'devm_mux_state_get_optional_selected' with type 'struct mux_state *(struct device *, const char *)'
  156 | static inline struct mux_state *devm_mux_state_get_optional_selected(struct device *dev,
      |                                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Caused by commit

  ad314348ceb4f (mux: Add helper functions for getting optional and selected mux-state)

I have used the version from next-20260204 insted.

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