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| author | Randall Spangler <rspangler@chromium.org> | 2013-09-11 16:18:50 -0700 |
|---|---|---|
| committer | chrome-internal-fetch <chrome-internal-fetch@google.com> | 2013-09-13 23:23:48 +0000 |
| commit | 40f4d61266192f2ec439c943be7a945232efd388 (patch) | |
| tree | 5bfa91bb3ec23da44134ac1af23ad92aae6cf198 /common/uart_buffering.c | |
| parent | 6bfeb498552ea7f6f4dcbb670f291fd8c50e29bd (diff) | |
| download | chrome-ec-40f4d61266192f2ec439c943be7a945232efd388.tar.gz | |
Remove unused uart functions
Nothing ever called uart_flush_input() or uart_gets(), so remove them.
They're dead code, and make implementing UART DMA input more complex.
BUG=chrome-os-partner:20485
BRANCH=none
TEST=build all platforms; pass unit tests
Change-Id: I94c2c372ac3f326b98e819b2c89b8995311b2868
Signed-off-by: Randall Spangler <rspangler@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/169345
Reviewed-by: Bill Richardson <wfrichar@chromium.org>
Diffstat (limited to 'common/uart_buffering.c')
| -rw-r--r-- | common/uart_buffering.c | 42 |
1 files changed, 0 insertions, 42 deletions
diff --git a/common/uart_buffering.c b/common/uart_buffering.c index 3a55d10631..784e117503 100644 --- a/common/uart_buffering.c +++ b/common/uart_buffering.c @@ -240,21 +240,6 @@ void uart_flush_output(void) uart_tx_flush(); } -void uart_flush_input(void) -{ - /* Disable interrupts */ - uart_disable_interrupt(); - - /* Empty the hardware FIFO */ - uart_process_input(); - - /* Clear the input buffer */ - rx_buf_tail = rx_buf_head; - - /* Re-enable interrupts */ - uart_enable_interrupt(); -} - int uart_getc(void) { int c; @@ -278,33 +263,6 @@ int uart_getc(void) return c; } -int uart_gets(char *dest, int size) -{ - int got = 0; - int c; - - /* Read characters */ - while (got < size - 1) { - c = uart_getc(); - - /* Stop on input buffer empty */ - if (c == -1) - break; - - dest[got++] = c; - - /* Stop after newline */ - if (c == '\n') - break; - } - - /* Null-terminate */ - dest[got] = '\0'; - - /* Return the length we got */ - return got; -} - /*****************************************************************************/ /* Host commands */ |