Commit 7ffc895802 for qemu.org

commit 7ffc8958028c8e1539f1ccda8db6d4dd86f6e5e4
Author: Jamin Lin <jamin_lin@aspeedtech.com>
Date:   Wed Feb 25 02:12:31 2026 +0000

    hw/i3c/aspeed: Add I3C bus get function

    To retrieve the I3C bus object normally, the order is Aspeed I3C -> DW
    I3C[n] -> bus object, so make a nice wrapper for people to use.

    Signed-off-by: Joe Komlodi <komlodi@google.com>
    Reviewed-by: Jamin Lin <jamin_lin@aspeedtech.com>
    Signed-off-by: Jamin Lin <jamin_lin@aspeedtech.com>
    Tested-by: Jithu Joseph <jithu.joseph@oss.qualcomm.com>
    Link: https://lore.kernel.org/qemu-devel/20260225021158.1586584-18-jamin_lin@aspeedtech.com
    Signed-off-by: Cédric Le Goater <clg@redhat.com>

diff --git a/hw/i3c/aspeed_i3c.c b/hw/i3c/aspeed_i3c.c
index 2700c5f4cd..bac8c55bb0 100644
--- a/hw/i3c/aspeed_i3c.c
+++ b/hw/i3c/aspeed_i3c.c
@@ -153,6 +153,15 @@ static const MemoryRegionOps aspeed_i3c_ops = {
     }
 };

+I3CBus *aspeed_i3c_get_bus(AspeedI3CState *s, uint8_t bus_num)
+{
+    if (bus_num < ARRAY_SIZE(s->devices)) {
+        return s->devices[bus_num].bus;
+    }
+    /* Developer error, fail fast. */
+    g_assert_not_reached();
+}
+
 static void aspeed_i3c_reset(DeviceState *dev)
 {
     AspeedI3CState *s = ASPEED_I3C(dev);
diff --git a/include/hw/i3c/aspeed_i3c.h b/include/hw/i3c/aspeed_i3c.h
index b8827d31d7..42c9eedd85 100644
--- a/include/hw/i3c/aspeed_i3c.h
+++ b/include/hw/i3c/aspeed_i3c.h
@@ -31,4 +31,7 @@ struct AspeedI3CState {
     DWI3C devices[ASPEED_I3C_NR_DEVICES];
     uint8_t id;
 };
+
+I3CBus *aspeed_i3c_get_bus(AspeedI3CState *s, uint8_t bus_num);
+
 #endif /* ASPEED_I3C_H */