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author | Mans Rullgard <mans@mansr.com> | 2015-03-08 14:30:04 +0000 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-03-26 22:50:15 +0100 |
commit | ee97d0e3f06498487671c23cad4230bf9aa5fd88 (patch) | |
tree | 8365fe448e50f06c032c19260d9b52cce171dfab /include/linux/serial_core.h | |
parent | 5ef86b74209db33c133b5f18738dd8f3189b63a1 (diff) | |
download | linux-ee97d0e3f06498487671c23cad4230bf9aa5fd88.tar.gz linux-ee97d0e3f06498487671c23cad4230bf9aa5fd88.tar.bz2 linux-ee97d0e3f06498487671c23cad4230bf9aa5fd88.zip |
serial: 8250: allow specifying iomem size in addition to address
This adds a mapsize field to struct uart_port to be used in
conjunction with mapbase. If set, it overrides whatever value
serial8250_port_size() would otherwise report.
Signed-off-by: Mans Rullgard <mans@mansr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/serial_core.h')
-rw-r--r-- | include/linux/serial_core.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 8aeec4913a9c..34de16840152 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -237,6 +237,7 @@ struct uart_port { unsigned int line; /* port index */ unsigned int minor; resource_size_t mapbase; /* for ioremap */ + resource_size_t mapsize; struct device *dev; /* parent device */ unsigned char hub6; /* this should be in the 8250 driver */ unsigned char suspended; |