hw/block/pflash: Simplify trace_pflash_io_read/write()

Call the read() trace function after the value is set, so we can
log the returned value.
Rename the I/O trace functions with '_io_' in their name.

Reviewed-by: Stephen Checkoway <stephen.checkoway@oberlin.edu>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20190627202719.17739-3-philmd@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/hw/block/pflash_cfi01.c b/hw/block/pflash_cfi01.c
index 35080d9..74fc1bc 100644
--- a/hw/block/pflash_cfi01.c
+++ b/hw/block/pflash_cfi01.c
@@ -288,7 +288,6 @@ static uint32_t pflash_read(PFlashCFI01 *pfl, hwaddr offset,
     uint32_t ret;
 
     ret = -1;
-    trace_pflash_read(offset, pfl->cmd, width, pfl->wcycle);
     switch (pfl->cmd) {
     default:
         /* This should never happen : reset state & treat it as a read */
@@ -391,6 +390,8 @@ static uint32_t pflash_read(PFlashCFI01 *pfl, hwaddr offset,
 
         break;
     }
+    trace_pflash_io_read(offset, width, width << 1, ret, pfl->cmd, pfl->wcycle);
+
     return ret;
 }
 
@@ -453,7 +454,7 @@ static void pflash_write(PFlashCFI01 *pfl, hwaddr offset,
 
     cmd = value;
 
-    trace_pflash_write(offset, value, width, pfl->wcycle);
+    trace_pflash_io_write(offset, width, width << 1, value, pfl->wcycle);
     if (!pfl->wcycle) {
         /* Set the device in I/O access mode */
         memory_region_rom_device_set_romd(&pfl->mem, false);