[PULL,06/18] hw/ide/piix: Convert reset handler to DeviceReset

Commit Message

Eduardo Habkost Oct. 15, 2019, 9:37 p.m. UTC

From: Philippe Mathieu-Daudé <[e-mail]>

The PIIX/IDE is a PCI device within a PIIX chipset, it will be reset
when the PCI bus it stands on is reset.

Convert its reset handler into a proper Device reset method.

Signed-off-by: Philippe Mathieu-Daudé <[e-mail]>
Message-Id: <[e-mail]>
Reviewed-by: Li Qiang <[e-mail]>
Signed-off-by: Eduardo Habkost <[e-mail]>
---
 hw/ide/piix.c | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

Patch

diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index fba6bc8bff..db313dd3b1 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -30,7 +30,6 @@ 
 #include "sysemu/block-backend.h"
 #include "sysemu/blockdev.h"
 #include "sysemu/dma.h"
-#include "sysemu/reset.h"
 
 #include "hw/ide/pci.h"
 #include "trace.h"
@@ -103,9 +102,9 @@  static void bmdma_setup_bar(PCIIDEState *d)
     }
 }
 
-static void piix3_reset(void *opaque)
+static void piix_ide_reset(DeviceState *dev)
 {
-    PCIIDEState *d = opaque;
+    PCIIDEState *d = PCI_IDE(dev);
     PCIDevice *pd = PCI_DEVICE(d);
     uint8_t *pci_conf = pd->config;
     int i;
@@ -154,8 +153,6 @@  static void pci_piix_ide_realize(PCIDevice *dev, Error **errp)
 
     pci_conf[PCI_CLASS_PROG] = 0x80; // legacy ATA mode
 
-    qemu_register_reset(piix3_reset, d);
-
     bmdma_setup_bar(d);
     pci_register_bar(dev, 4, PCI_BASE_ADDRESS_SPACE_IO, &d->bmdma_bar);
 
@@ -247,6 +244,7 @@  static void piix3_ide_class_init(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
 
+    dc->reset = piix_ide_reset;
     k->realize = pci_piix_ide_realize;
     k->exit = pci_piix_ide_exitfn;
     k->vendor_id = PCI_VENDOR_ID_INTEL;
@@ -273,6 +271,7 @@  static void piix4_ide_class_init(ObjectClass *klass, void *data)
     DeviceClass *dc = DEVICE_CLASS(klass);
     PCIDeviceClass *k = PCI_DEVICE_CLASS(klass);
 
+    dc->reset = piix_ide_reset;
     k->realize = pci_piix_ide_realize;
     k->exit = pci_piix_ide_exitfn;
     k->vendor_id = PCI_VENDOR_ID_INTEL;