DW_SPI_SR_BUSY - Linux

Symbol: DW_SPI_SR_BUSY

drivers/spi/spi-dw-core.c

return dw_readl(dws, DW_SPI_SR) & DW_SPI_SR_BUSY;

drivers/spi/spi-dw-dma.c

(DW_SPI_SR_BUSY | DW_SPI_SR_TF_EMPT)) != DW_SPI_SR_TF_EMPT;