In file included from /var/lib/dkms/rs9116/1.2.20/build/rsi_91x_hal.c:37:
/var/lib/dkms/rs9116/1.2.20/build/rsi_sdio.h:44: error: "SDIO_VENDOR_ID_RSI" redefined [-Werror]
 #define SDIO_VENDOR_ID_RSI              0x041B

In file included from /var/lib/dkms/rs9116/1.2.20/build/rsi_sdio.h:40,
                 from /var/lib/dkms/rs9116/1.2.20/build/rsi_91x_hal.c:37:
./include/linux/mmc/sdio_ids.h:124: note: this is the location of the previous definition
 #define SDIO_VENDOR_ID_RSI   0x041b