[PATCH 1/2] hw/misc/pca9552: Trace LED On/Off events

[Philippe Mathieu-Daudé]

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/misc/pca9552.c    | 7 +++++++
 hw/misc/trace-events | 3 +++
 2 files changed, 10 insertions(+)

diff --git a/hw/misc/pca9552.c b/hw/misc/pca9552.c
index cac729e35a..a3d0decbff 100644
--- a/hw/misc/pca9552.c
+++ b/hw/misc/pca9552.c
@@ -17,6 +17,7 @@
 #include "migration/vmstate.h"
 #include "qapi/error.h"
 #include "qapi/visitor.h"
+#include "trace.h"
 
 #define PCA9552_LED_ON   0x0
 #define PCA9552_LED_OFF  0x1
@@ -45,9 +46,15 @@ static void pca9552_update_pin_input(PCA9552State *s)
         switch (config) {
         case PCA9552_LED_ON:
             s->regs[input_reg] |= 1 << input_shift;
+            if (input_shift < s->nr_leds) {
+                trace_pca9552_led_set(input_shift, true);
+            }
             break;
         case PCA9552_LED_OFF:
             s->regs[input_reg] &= ~(1 << input_shift);
+            if (input_shift < s->nr_leds) {
+                trace_pca9552_led_set(input_shift, false);
+            }
             break;
         case PCA9552_LED_PWM0:
         case PCA9552_LED_PWM1:
diff --git a/hw/misc/trace-events b/hw/misc/trace-events
index 5561746866..ed80d0d1be 100644
--- a/hw/misc/trace-events
+++ b/hw/misc/trace-events
@@ -206,3 +206,6 @@ via1_rtc_cmd_pram_sect_write(int sector, int offset, int 
addr, int value) "secto
 # grlib_ahb_apb_pnp.c
 grlib_ahb_pnp_read(uint64_t addr, uint32_t value) "AHB PnP read 
addr:0x%03"PRIx64" data:0x%08x"
 grlib_apb_pnp_read(uint64_t addr, uint32_t value) "APB PnP read 
addr:0x%03"PRIx64" data:0x%08x"
+
+# pca9552.c
+pca9552_led_set(unsigned id, bool state) "LED#%d state:%u"
-- 
2.21.3