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qxl: introduce hardware revision 5

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Merge remote-tracking branch 'remotes/kraxel/tags/vga-20200213-pull-request' into staging

qxl: introduce hardware revision 5

# gpg: Signature made Thu 13 Feb 2020 09:06:14 GMT
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/vga-20200213-pull-request:
  qxl: introduce hardware revision 5

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2020-02-13 18:55:57 +00:00
commit 517c84cef7
3 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
hw/core/machine.c
View File

@ -34,6 +34,8 @@ GlobalProperty hw_compat_4_2[] = {
{ "vhost-blk-device", "seg_max_adjust", "off"},
{ "usb-host", "suppress-remote-wake", "off" },
{ "usb-redir", "suppress-remote-wake", "off" },
{ "qxl", "revision", "4" },
{ "qxl-vga", "revision", "4" },
};
const size_t hw_compat_4_2_len = G_N_ELEMENTS(hw_compat_4_2);

7
hw/display/qxl.c
View File

@ -1309,7 +1309,8 @@ static void qxl_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val)
PCIQXLDevice *qxl = container_of(vga, PCIQXLDevice, vga);
trace_qxl_io_write_vga(qxl->id, qxl_mode_to_string(qxl->mode), addr, val);
if (qxl->mode != QXL_MODE_VGA) {
if (qxl->mode != QXL_MODE_VGA &&
qxl->revision <= QXL_REVISION_STABLE_V12) {
qxl_destroy_primary(qxl, QXL_SYNC);
qxl_soft_reset(qxl);
}
@ -2121,6 +2122,10 @@ static void qxl_realize_common(PCIQXLDevice *qxl, Error **errp)
pci_device_rev = QXL_REVISION_STABLE_V12;
io_size = pow2ceil(QXL_IO_RANGE_SIZE);
break;
case 5: /* qxl-5 */
pci_device_rev = QXL_REVISION_STABLE_V12 + 1;
io_size = pow2ceil(QXL_IO_RANGE_SIZE);
break;
default:
error_setg(errp, "Invalid revision %d for qxl device (max %d)",
qxl->revision, QXL_DEFAULT_REVISION);

2
hw/display/qxl.h
View File

@ -144,7 +144,7 @@ typedef struct PCIQXLDevice {
} \
} while (0)
#define QXL_DEFAULT_REVISION QXL_REVISION_STABLE_V12
#define QXL_DEFAULT_REVISION (QXL_REVISION_STABLE_V12 + 1)
/* qxl.c */
void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL phys, int group_id);