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Commit 1f3ccaed13944b9cfa9af7f6c70bfb292e42a347

Authored by roel kluin
Committed by Linus Torvalds
1 parent 9f561dfcea
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

Altix serial: fix 

In function sn_sal_switch_to_asynch(): drivers/serial/sn_console.c:713:

HZ * SN_SAL_UART_FIFO_DEPTH / SN_SAL_UART_FIFO_SPEED_CPS;

After preprocessing (see defines in patch) this becomes HZ * 16 / 9600 / 10
(associativity from left to right), not equivalent to HZ * 16 / 960.

Looks-obviously-right-to: Tony Luck <tony.luck@intel.com>
Cc: Jes Sorensen <jes@sgi.com>
Acked-by: Pat Gefre <pfg@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff

drivers/serial/sn_console.c
Diff comments   View file @ 1f3ccae
... ... @@ -61,7 +61,7 @@
61 61 #define SN_SAL_BUFFER_SIZE (64 * (1 << 10))
62 62  
63 63 #define SN_SAL_UART_FIFO_DEPTH 16
64   -#define SN_SAL_UART_FIFO_SPEED_CPS 9600/10
  64 +#define SN_SAL_UART_FIFO_SPEED_CPS (9600/10)
65 65  
66 66 /* sn_transmit_chars() calling args */
67 67 #define TRANSMIT_BUFFERED 0