fix some Wconversion warnings

1 files changed, 7 insertions, 7 deletions

diff --git a/src/portable/chipidea/ci_fs/dcd_ci_fs.c b/src/portable/chipidea/ci_fs/dcd_ci_fs.c
index 312a98299..62df1a6d5 100644
--- a/src/portable/chipidea/ci_fs/dcd_ci_fs.c
+++ b/src/portable/chipidea/ci_fs/dcd_ci_fs.c
@@ -360,7 +360,7 @@ static bool edpt_open(uint8_t rhport, uint8_t ep_addr, uint16_t max_packet_size,
   unsigned val = USB_ENDPT_EPCTLDIS_MASK;
   val |= (xfer != TUSB_XFER_ISOCHRONOUS) ? USB_ENDPT_EPHSHK_MASK : 0;
   val |= dir ? USB_ENDPT_EPTXEN_MASK : USB_ENDPT_EPRXEN_MASK;
-  CI_REG->EP[epn].CTL |= val;
+  CI_REG->EP[epn].CTL |= (uint8_t)val;
 
   if (xfer != TUSB_XFER_ISOCHRONOUS) {
     bd[odd].dts      = 1;
@@ -434,11 +434,11 @@ bool dcd_edpt_xfer(uint8_t rhport, uint8_t ep_addr, uint8_t * buffer, uint16_t t
     buffer_descriptor_t *next = ep->odd ? bd - 1: bd + 1;
     /* When total_bytes is greater than the max packet size,
      * it prepares to the next transfer to avoid NAK in advance. */
-    next->bc   = total_bytes >= 2 * mps ? mps: total_bytes - mps;
+    next->bc   = (total_bytes >= 2 * mps) ? mps : (total_bytes - mps);
     next->addr = buffer + mps;
     next->own  = 1;
   }
-  bd->bc   = total_bytes >= mps ? mps: total_bytes;
+  bd->bc   = (total_bytes >= mps ? mps : total_bytes);
   bd->addr = buffer;
   __DSB();
   bd->own  = 1; /* This bit must be set last */
@@ -506,16 +506,16 @@ void dcd_edpt_clear_stall(uint8_t rhport, uint8_t ep_addr)
 //--------------------------------------------------------------------+
 void dcd_int_handler(uint8_t rhport)
 {
-  uint32_t is  = CI_REG->INT_STAT;
-  uint32_t msk = CI_REG->INT_EN;
+  uint8_t is  = CI_REG->INT_STAT;
+  uint8_t msk = CI_REG->INT_EN;
 
   // clear non-enabled interrupts
-  CI_REG->INT_STAT = is & ~msk;
+  CI_REG->INT_STAT = (uint8_t)(is & ~msk);
   is &= msk;
 
   if (is & USB_ISTAT_ERROR_MASK) {
     /* TODO: */
-    uint32_t es = CI_REG->ERR_STAT;
+    uint8_t es = CI_REG->ERR_STAT;
     CI_REG->ERR_STAT = es;
     CI_REG->INT_STAT = is; /* discard any pending events */
   }