Re: [PATCH v1] serial: qcom-geni: fix UART_RX_PAR_EN bit position

From: Konrad Dybcio

Date: Tue Apr 28 2026 - 05:31:44 EST


On 4/28/26 6:26 AM, Prasanna S via B4 Relay wrote:
> From: Prasanna S <prasanna.s@xxxxxxxxxxxxxxxx>
>
> UART_RX_PAR_EN is incorrectly defined as bit 3, which triggers false
> framing errors (S_GP_IRQ_1_EN) and causes received data to be dropped
> when parity is enabled and the parity bit is 0.
>
> Define UART_RX_PAR_EN as bit 4 of the SE_UART_RX_TRANS_CFG register, as
> specified in the reference manual.
>
> Fixes: c4f528795d1a ("tty: serial: msm_geni_serial: Add serial driver support for GENI based QUP")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Prasanna S <prasanna.s@xxxxxxxxxxxxxxxx>
> ---

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>

Konrad