[PATCH] hw/pci-host: Do not build gpex-acpi.c if GPEX is not selected

[Philippe Mathieu-Daudé]

Since its introduction in commit 5b85eabe68f ("acpi: add
acpi_dsdt_add_gpex") we build gpex-acpi.c if ACPI is selected,
even if the GPEX_HOST device isn't build. Add the missing
Kconfig dependency.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
The gpex*.c files aren't covered by any MAINTAINERS section:

$ ./scripts/get_maintainer.pl -f hw/pci-host/gpex.c -f hw/pci-host/gpex-acpi.c
get_maintainer.pl: No maintainers found, printing recent contributors.
get_maintainer.pl: Do not blindly cc: them on patches!  Use common sense.

Markus Armbruster <armbru@redhat.com> (commit_signer:2/2=100%)
Paolo Bonzini <pbonzini@redhat.com> (commit_signer:2/2=100%)
Alistair Francis <alistair.francis@wdc.com> (commit_signer:1/2=50%)
"Philippe Mathieu-Daudé" <philmd@redhat.com> (commit_signer:1/2=50%)
"Michael S. Tsirkin" <mst@redhat.com> (commit_signer:14/8=100%)
Jiahui Cen <cenjiahui@huawei.com> (commit_signer:6/8=75%)
Igor Mammedov <imammedo@redhat.com> (commit_signer:4/8=50%)
Gerd Hoffmann <kraxel@redhat.com> (commit_signer:2/8=25%)
Yubo Miao <miaoyubo@huawei.com> (commit_signer:2/8=25%)
qemu-devel@nongnu.org (open list:All patches CC here)
---
 hw/pci-host/meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/pci-host/meson.build b/hw/pci-host/meson.build
index 87a896973e7..d52dce77cbd 100644
--- a/hw/pci-host/meson.build
+++ b/hw/pci-host/meson.build
@@ -3,7 +3,7 @@
 pci_ss.add(when: 'CONFIG_PCI_BONITO', if_true: files('bonito.c'))
 pci_ss.add(when: 'CONFIG_PCI_EXPRESS_DESIGNWARE', if_true: 
files('designware.c'))
 pci_ss.add(when: 'CONFIG_PCI_EXPRESS_GENERIC_BRIDGE', if_true: files('gpex.c'))
-pci_ss.add(when: 'CONFIG_ACPI', if_true: files('gpex-acpi.c'))
+pci_ss.add(when: ['CONFIG_PCI_EXPRESS_GENERIC_BRIDGE', 'CONFIG_ACPI'], 
if_true: files('gpex-acpi.c'))
 pci_ss.add(when: 'CONFIG_PCI_EXPRESS_Q35', if_true: files('q35.c'))
 pci_ss.add(when: 'CONFIG_PCI_EXPRESS_XILINX', if_true: files('xilinx-pcie.c'))
 pci_ss.add(when: 'CONFIG_PCI_I440FX', if_true: files('i440fx.c'))
-- 
2.26.3