On 2/20/25 01:28, Philippe Mathieu-Daudé wrote:
Introduce 'fifo_depth' and 'fifo_available' local variables
to better express the 'r' variable use.

Signed-off-by: Philippe Mathieu-Daudé <phi...@linaro.org>
Reviewed-by: Luc Michel <luc.mic...@amd.com>
---
  hw/char/pl011.c | 5 +++--
  1 file changed, 3 insertions(+), 2 deletions(-)

Reviewed-by: Richard Henderson <richard.hender...@linaro.org>



diff --git a/hw/char/pl011.c b/hw/char/pl011.c
index 12a2d4bc7bd..5bb83c54216 100644
--- a/hw/char/pl011.c
+++ b/hw/char/pl011.c
@@ -486,7 +486,9 @@ static void pl011_write(void *opaque, hwaddr offset,
  static int pl011_can_receive(void *opaque)
  {
      PL011State *s = (PL011State *)opaque;
-    int r;
+    unsigned fifo_depth = pl011_get_fifo_depth(s);
+    unsigned fifo_available = fifo_depth - s->read_count;
+    int r = fifo_available ? 1 : 0;

This is begging for a bool, though.  Both in the local and the return type.


r~

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