From: Dave Airlie <airl...@redhat.com>
This option is to stop the X server adding non-primary devices as
gpu screens.
Signed-off-by: Dave Airlie <airl...@redhat.com>
---
hw/xfree86/common/xf86Config.c | 15 ++++++++++++++-
hw/xfree86/common/xf86Globals.c | 9 +++++++--
hw/xfree86/common/xf86Privstr.h | 2 ++
hw/xfree86/common/xf86platformBus.c | 10 ++++++++++
4 files changed, 33 insertions(+), 3 deletions(-)
diff --git a/hw/xfree86/common/xf86Config.c b/hw/xfree86/common/xf86Config.c
index b22b617..edc0d3d 100644
--- a/hw/xfree86/common/xf86Config.c
+++ b/hw/xfree86/common/xf86Config.c
@@ -712,7 +712,8 @@ typedef enum {
FLAG_AUTO_ENABLE_DEVICES,
FLAG_GLX_VISUALS,
FLAG_DRI2,
- FLAG_USE_SIGIO
+ FLAG_USE_SIGIO,
+ FLAG_AUTO_ADD_GPU,
} FlagValues;
/**
@@ -770,6 +771,8 @@ static OptionInfoRec FlagOptions[] = {
{0}, FALSE},
{FLAG_USE_SIGIO, "UseSIGIO", OPTV_BOOLEAN,
{0}, FALSE},
+ {FLAG_AUTO_ADD_GPU, "AutoAddGPU", OPTV_BOOLEAN,
+ {0}, FALSE},
{-1, NULL, OPTV_NONE,
{0}, FALSE},
};
@@ -862,6 +865,16 @@ configServerFlags(XF86ConfFlagsPtr flagsconf,
XF86OptionPtr layoutopts)
xf86Msg(from, "%sutomatically enabling devices\n",
xf86Info.autoEnableDevices ? "A" : "Not a");
+ if (xf86IsOptionSet(FlagOptions, FLAG_AUTO_ADD_GPU)) {
+ xf86GetOptValBool(FlagOptions, FLAG_AUTO_ADD_GPU,
+ &xf86Info.autoAddGPU);
+ from = X_CONFIG;
+ }
+ else {
+ from = X_DEFAULT;
+ }
+ xf86Msg(from, "%sutomatically adding GPU devices\n",
+ xf86Info.autoAddGPU ? "A" : "Not a");
/*
* Set things up based on the config file information. Some of these
* settings may be overridden later when the command line options are
diff --git a/hw/xfree86/common/xf86Globals.c b/hw/xfree86/common/xf86Globals.c
index bb08917..7df7a80 100644
--- a/hw/xfree86/common/xf86Globals.c
+++ b/hw/xfree86/common/xf86Globals.c
@@ -126,11 +126,16 @@ xf86InfoRec xf86Info = {
#if defined(CONFIG_HAL) || defined(CONFIG_UDEV) || defined(CONFIG_WSCONS)
.forceInputDevices = FALSE,
.autoAddDevices = TRUE,
- .autoEnableDevices = TRUE
+ .autoEnableDevices = TRUE,
#else
.forceInputDevices = TRUE,
.autoAddDevices = FALSE,
- .autoEnableDevices = FALSE
+ .autoEnableDevices = FALSE,
+#endif
+#if defined(CONFIG_UDEV_KMS)
+ .autoAddGPU = TRUE,
+#else
+ .autoAddGPU = FALSE,
#endif
};
diff --git a/hw/xfree86/common/xf86Privstr.h b/hw/xfree86/common/xf86Privstr.h
index e78cd40..e20be03 100644
--- a/hw/xfree86/common/xf86Privstr.h
+++ b/hw/xfree86/common/xf86Privstr.h
@@ -110,6 +110,8 @@ typedef struct {
Bool dri2;
MessageType dri2From;
+
+ Bool autoAddGPU;
} xf86InfoRec, *xf86InfoPtr;
#ifdef DPMSExtension
diff --git a/hw/xfree86/common/xf86platformBus.c
b/hw/xfree86/common/xf86platformBus.c
index a3380d2..5a7163f 100644
--- a/hw/xfree86/common/xf86platformBus.c
+++ b/hw/xfree86/common/xf86platformBus.c
@@ -373,6 +373,16 @@ xf86platformProbeDev(DriverPtr drvp)
continue;
}
+ /* if autoaddgpu devices is enabled then go find a few more and add them
as GPU screens */
+ if (xf86Info.autoAddGPU == FALSE)
+ return foundScreen;
+
+ if (numDevs) {
+ for (j = 0; j < xf86_num_platform_devices; j++) {
+ probeSingleDevice(&xf86_platform_devices[j], drvp, devList[0],
PLATFORM_PROBE_GPU_SCREEN);
+ }
+ }
+
return foundScreen;
}
--
1.7.10.2
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