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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2021-06-10 15:14:37 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2021-06-17 12:58:33 +0200 |
| commit | 11cf6ae3e24a33a75ed18bc49585149d4e97a4e0 (patch) | |
| tree | 76f39befd4b43da5ee2dd05abc6ae6a78bddb40c | |
| parent | grlib: Fix apbuart_outbyte_polled() prototype (diff) | |
| download | rtems-11cf6ae3e24a33a75ed18bc49585149d4e97a4e0.tar.bz2 | |
grlib: Simplify apbuart_inbyte_nonblocking()
| -rw-r--r-- | bsps/shared/grlib/uart/apbuart_polled.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/bsps/shared/grlib/uart/apbuart_polled.c b/bsps/shared/grlib/uart/apbuart_polled.c index bf23e3a892..87325d8951 100644 --- a/bsps/shared/grlib/uart/apbuart_polled.c +++ b/bsps/shared/grlib/uart/apbuart_polled.c @@ -35,11 +35,11 @@ void apbuart_outbyte_polled(struct apbuart_regs *regs, char ch) int apbuart_inbyte_nonblocking(struct apbuart_regs *regs) { /* Clear errors */ - if (regs->status & APBUART_STATUS_ERR) - regs->status = ~APBUART_STATUS_ERR; + regs->status = ~APBUART_STATUS_ERR; - if ((regs->status & APBUART_STATUS_DR) == 0) + if ((regs->status & APBUART_STATUS_DR) == 0) { return -1; - else - return (int) regs->data; + } + + return (uint8_t) regs->data; } |