Remove bogus mtw_read_cfg.

ok hastings@

diff --git a/sys/dev/usb/if_mtw.c b/sys/dev/usb/if_mtw.c
index 4410632..becbdfa 100644 (file)
--- a/sys/dev/usb/if_mtw.c
+++ b/sys/dev/usb/if_mtw.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: if_mtw.c,v 1.6 2022/07/27 06:41:22 hastings Exp $     */
+/*     $OpenBSD: if_mtw.c,v 1.7 2022/07/28 00:56:02 kevlo Exp $        */
 /*
  * Copyright (c) 2008-2010 Damien Bergamini <damien.bergamini@free.fr>
  * Copyright (c) 2013-2014 Kevin Lo
@@ -654,8 +654,6 @@ mtw_ucode_write(struct mtw_softc *sc, const uint8_t *fw, uint32_t len,
                if ((error = usbd_transfer(xfer)) != 0)
                        break;
 
-               mtw_read_cfg(sc, MTW_MCU_DMA_LEN, &tmp);
-
                mtw_read(sc, MTW_MCU_FW_IDX, &tmp);
                mtw_write(sc, MTW_MCU_FW_IDX, tmp++);
 
@@ -719,7 +717,6 @@ mtw_load_microcode(struct mtw_softc *sc)
                if ((error = mtw_ucode_write(sc, fw->data, ilen, 0x90000)) != 0)
                        goto fail;
 
-               mtw_read_cfg(sc, 0x0208, &tmp);
                mtw_usb_dma_write(sc, 0x00e41814);
                free(ucode, M_DEVBUF, size);
        }