diff mbox series

[v6,7/7] hw/arm/tosa: Replace fprintf() calls by LED devices

Message ID 20200912134041.946260-8-f4bug@amsat.org
State Accepted
Commit 06972067c48fc21a47445b5d706368f1129f216f
Headers show
Series hw/misc: Add LED device | expand

Commit Message

Philippe Mathieu-Daudé Sept. 12, 2020, 1:40 p.m. UTC 
The recently added LED device reports LED status changes with
the 'led_set_intensity' trace event. It is less invasive than
the fprintf() calls. We need however to have a binary built
with tracing support.

Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 hw/arm/tosa.c  | 40 +++++++++++++++-------------------------
 hw/arm/Kconfig |  1 +
 2 files changed, 16 insertions(+), 25 deletions(-)
diff mbox series

Patch

diff --git a/hw/arm/tosa.c b/hw/arm/tosa.c
index 2ef6c7b2883..ca998f05232 100644
--- a/hw/arm/tosa.c
+++ b/hw/arm/tosa.c
@@ -24,6 +24,7 @@ 
 #include "hw/irq.h"
 #include "hw/ssi/ssi.h"
 #include "hw/sysbus.h"
+#include "hw/misc/led.h"
 #include "exec/address-spaces.h"
 #include "qom/object.h"
 
@@ -83,26 +84,6 @@  struct TosaMiscGPIOState {
     SysBusDevice parent_obj;
 };
 
-static void tosa_gpio_leds(void *opaque, int line, int level)
-{
-    switch (line) {
-    case 0:
-        fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
-        break;
-    case 1:
-        fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
-        break;
-    case 2:
-        fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
-        break;
-    case 3:
-        fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
-        break;
-    default:
-        g_assert_not_reached();
-    }
-}
-
 static void tosa_reset(void *opaque, int line, int level)
 {
     if (level) {
@@ -114,7 +95,6 @@  static void tosa_misc_gpio_init(Object *obj)
 {
     DeviceState *dev = DEVICE(obj);
 
-    qdev_init_gpio_in_named(dev, tosa_gpio_leds, "leds", 4);
     qdev_init_gpio_in_named(dev, tosa_reset, "reset", 1);
 }
 
@@ -124,6 +104,7 @@  static void tosa_gpio_setup(PXA2xxState *cpu,
                 TC6393xbState *tmio)
 {
     DeviceState *misc_gpio;
+    LEDState *led[4];
 
     misc_gpio = sysbus_create_simple(TYPE_TOSA_MISC_GPIO, -1, NULL);
 
@@ -145,14 +126,23 @@  static void tosa_gpio_setup(PXA2xxState *cpu,
                         qdev_get_gpio_in(cpu->gpio, TOSA_GPIO_JC_CF_IRQ),
                         NULL);
 
+    led[0] = led_create_simple(OBJECT(misc_gpio), GPIO_POLARITY_ACTIVE_HIGH,
+                               LED_COLOR_BLUE, "bluetooth");
+    led[1] = led_create_simple(OBJECT(misc_gpio), GPIO_POLARITY_ACTIVE_HIGH,
+                               LED_COLOR_GREEN, "note");
+    led[2] = led_create_simple(OBJECT(misc_gpio), GPIO_POLARITY_ACTIVE_HIGH,
+                               LED_COLOR_AMBER, "charger-error");
+    led[3] = led_create_simple(OBJECT(misc_gpio), GPIO_POLARITY_ACTIVE_HIGH,
+                               LED_COLOR_GREEN, "wlan");
+
     qdev_connect_gpio_out(scp1, TOSA_GPIO_BT_LED,
-                          qdev_get_gpio_in_named(misc_gpio, "leds", 0));
+                          qdev_get_gpio_in(DEVICE(led[0]), 0));
     qdev_connect_gpio_out(scp1, TOSA_GPIO_NOTE_LED,
-                          qdev_get_gpio_in_named(misc_gpio, "leds", 1));
+                          qdev_get_gpio_in(DEVICE(led[1]), 0));
     qdev_connect_gpio_out(scp1, TOSA_GPIO_CHRG_ERR_LED,
-                          qdev_get_gpio_in_named(misc_gpio, "leds", 2));
+                          qdev_get_gpio_in(DEVICE(led[2]), 0));
     qdev_connect_gpio_out(scp1, TOSA_GPIO_WLAN_LED,
-                          qdev_get_gpio_in_named(misc_gpio, "leds", 3));
+                          qdev_get_gpio_in(DEVICE(led[3]), 0));
 
     qdev_connect_gpio_out(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
 
diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig
index 06ba1c355b1..bbcfa098ae2 100644
--- a/hw/arm/Kconfig
+++ b/hw/arm/Kconfig
@@ -150,6 +150,7 @@  config TOSA
     select ZAURUS  # scoop
     select MICRODRIVE
     select PXA2XX
+    select LED
 
 config SPITZ
     bool