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04c7f60ca4
We want to fix the serial core port DEVNAME to use a port id of the
hardware specific controller port instance instead of the port->line.
For example, the 8250 driver sets up a number of serial8250 ports
initially that can be inherited by the hardware specific driver. At that
the port->line no longer decribes the port's relation to the serial core
controller instance.
Let's fix the issue by assigning port->port_id for each serial core
controller port instance.
Fixes: 7d695d8376 ("serial: core: Fix serial_base_match() after fixing controller port name")
Tested-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Dhruva Gole <d-gole@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20230811103648.2826-1-tony@atomide.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linux kernel
============
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