is_free_phy 2395 drivers/dma/ste_dma40.c bool is_free_phy; is_free_phy 2409 drivers/dma/ste_dma40.c err = d40_allocate_channel(d40c, &is_free_phy); is_free_phy 2445 drivers/dma/ste_dma40.c if (is_free_phy)