[REGRESSION] stable-rc/linux-5.10.y: (build) use of undeclared identifier 'MSM_UART_CR_CMD_RESET_RX' in drivers... - Linux-stable-mirror

28 Apr 2025


      Hello,
New build issue found on stable-rc/linux-5.10.y:
---
 use of undeclared identifier 'MSM_UART_CR_CMD_RESET_RX' in
drivers/tty/serial/msm_serial.o (drivers/tty/serial/msm_serial.c)
[logspec:kbuild,kbuild.compiler.error]
---
- dashboard: https://d.kernelci.org/i/maestro:5e7d4ac9b1bb62b7ce4e9d81fe31aa0726357a6d
- giturl: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
- commit HEAD:  bcf9e2b721c5e719f339b23ddfb5b0a0c0727cc9
Log excerpt:
=====================================================
drivers/tty/serial/msm_serial.c:1742:27: error: use of undeclared
identifier 'MSM_UART_CR_CMD_RESET_RX'
 1742 |         msm_write(&device->port, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR);
      |                                  ^
drivers/tty/serial/msm_serial.c:1742:53: error: use of undeclared
identifier 'MSM_UART_CR'
 1742 |         msm_write(&device->port, MSM_UART_CR_CMD_RESET_RX, MSM_UART_CR);
      |                                                            ^
drivers/tty/serial/msm_serial.c:1743:27: error: use of undeclared
identifier 'MSM_UART_CR_CMD_RESET_TX'
 1743 |         msm_write(&device->port, MSM_UART_CR_CMD_RESET_TX, MSM_UART_CR);
      |                                  ^
drivers/tty/serial/msm_serial.c:1743:53: error: use of undeclared
identifier 'MSM_UART_CR'
 1743 |         msm_write(&device->port, MSM_UART_CR_CMD_RESET_TX, MSM_UART_CR);
      |                                                            ^
drivers/tty/serial/msm_serial.c:1744:27: error: use of undeclared
identifier 'MSM_UART_CR_TX_ENABLE'
 1744 |         msm_write(&device->port, MSM_UART_CR_TX_ENABLE, MSM_UART_CR);
      |                                  ^
drivers/tty/serial/msm_serial.c:1744:50: error: use of undeclared
identifier 'MSM_UART_CR'
 1744 |         msm_write(&device->port, MSM_UART_CR_TX_ENABLE, MSM_UART_CR);
      |                                                         ^
6 errors generated.
=====================================================
# Builds where the incident occurred:
## defconfig+arm64-chromebook+kselftest on (arm64):
- compiler: clang-17
- dashboard: https://d.kernelci.org/build/maestro:680fc02043948caad95c0cfb
#kernelci issue maestro:5e7d4ac9b1bb62b7ce4e9d81fe31aa0726357a6d
Reported-by: kernelci.org bot bot@kernelci.org
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