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(parent: 4f01d83) | patch
serial: stm32: fix rx data length when parity enabled
authorErwan Le Ray <erwan.leray@st.com>
Tue, 21 May 2019 15:45:43 +0000 (17:45 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 24 May 2019 07:58:29 +0000 (09:58 +0200)
commit6c5962f30bce147b1c83869085f3ddde3b34c9e3
tree271cb4b5f46d1756134c5fd5a6894b9b35aa5691tree | snapshot
parent4f01d833fdcdd6f9b85d9e5d5d7568eb683626a7commit | diff
serial: stm32: fix rx data length when parity enabled

- Fixes a rx data error when data length < 8 bits and parity is enabled.
RDR register MSB is used for parity bit reception.
- Adds a mask to ignore MSB when data is get from RDR.

Fixes: 3489187204eb ("serial: stm32: adding dma support")
Signed-off-by: Erwan Le Ray <erwan.leray@st.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/stm32-usart.c diff | blob | history
drivers/tty/serial/stm32-usart.h diff | blob | history
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