Re: [GIT PULL] Driver core patches for 5.3-rc1

[Greg KH <gregkh@linuxfoundation.org>]

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On Fri, Jul 12, 2019 at 09:36:23AM +0200, Greg KH wrote:
> The following changes since commit f2c7c76c5d0a443053e94adb9f0918fa2fb85c3a:
> 
>   Linux 5.2-rc3 (2019-06-02 13:55:33 -0700)
> 
> are available in the Git repository at:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git tags/driver-core-5.3-rc1
> 
> for you to fetch changes up to c33d442328f556460b79aba6058adb37bb555389:
> 
>   debugfs: make error message a bit more verbose (2019-07-08 10:44:57 +0200)
> 
> ----------------------------------------------------------------
> Driver Core and debugfs changes for 5.3-rc1
> 
> Here is the "big" driver core and debugfs changes for 5.3-rc1
> 
> It's a lot of different patches, all across the tree due to some api
> changes and lots of debugfs cleanups.  Because of this, there is going
> to be some merge issues with your tree at the moment, I'll follow up
> with the expected resolutions to make it easier for you.
> 
> Other than the debugfs cleanups, in this set of changes we have:
> 	- bus iteration function cleanups (will cause build warnings
> 	  with s390 and coresight drivers in your tree)

And here is the patch that should resolve the coresight build issue.


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From: Nathan Chancellor <natechancellor@gmail.com>
Date: Mon, 1 Jul 2019 11:28:08 -0700
Subject: [PATCH] coresight: Make the coresight_device_fwnode_match declaration's fwnode parameter const

drivers/hwtracing/coresight/coresight.c:1051:11: error: incompatible pointer types passing 'int (struct device *, void *)' to parameter of type 'int (*)(struct device *, const void *)' [-Werror,-Wincompatible-pointer-types]
                                      coresight_device_fwnode_match);
                                      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/device.h:173:17: note: passing argument to parameter 'match' here
                               int (*match)(struct device *dev, const void *data));
                                     ^
1 error generated.

Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
---
 drivers/hwtracing/coresight/coresight-priv.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/hwtracing/coresight/coresight-priv.h b/drivers/hwtracing/coresight/coresight-priv.h
index 8b07fe55395a..7d401790dd7e 100644
--- a/drivers/hwtracing/coresight/coresight-priv.h
+++ b/drivers/hwtracing/coresight/coresight-priv.h
@@ -202,6 +202,6 @@ static inline void *coresight_get_uci_data(const struct amba_id *id)
 
 void coresight_release_platform_data(struct coresight_platform_data *pdata);
 
-int coresight_device_fwnode_match(struct device *dev, void *fwnode);
+int coresight_device_fwnode_match(struct device *dev, const void *fwnode);
 
 #endif
-- 
2.22.0

-- 
Cheers,
Stephen Rothwell