[PATCH 1/2] winemac.drv: Use Metal to get a display's GPU info if possible.
Brendan Shanks
bshanks at codeweavers.com
Wed Nov 18 17:54:36 CST 2020
Fixes an Apple Silicon issue where CGDisplayIOServicePort() returns
a fake AMD GPU "compatibility" node rather than the real GPU node.
Signed-off-by: Brendan Shanks <bshanks at codeweavers.com>
---
dlls/winemac.drv/cocoa_display.m | 32 ++++++++++++++++++++++++++++++--
1 file changed, 30 insertions(+), 2 deletions(-)
diff --git a/dlls/winemac.drv/cocoa_display.m b/dlls/winemac.drv/cocoa_display.m
index e769772feaa..1125d29839c 100644
--- a/dlls/winemac.drv/cocoa_display.m
+++ b/dlls/winemac.drv/cocoa_display.m
@@ -330,6 +330,21 @@ static int macdrv_get_gpus_from_metal(struct macdrv_gpu** new_gpus, int* count)
return ret;
}
+/***********************************************************************
+ * macdrv_get_gpu_info_from_display_id_using_metal
+ *
+ * Get GPU information for a CG display id using Metal.
+ *
+ * Returns non-zero value on failure.
+ */
+static int macdrv_get_gpu_info_from_display_id_using_metal(struct macdrv_gpu* gpu, CGDirectDisplayID display_id)
+{
+ id<MTLDevice> device = [CGDirectDisplayCopyCurrentMetalDevice(display_id) autorelease];
+ if (!device || ![device respondsToSelector:@selector(registryID)])
+ return -1;
+ return macdrv_get_gpu_info_from_registry_id(gpu, device.registryID);
+}
+
#else
static int macdrv_get_gpus_from_metal(struct macdrv_gpu** new_gpus, int* count)
@@ -337,6 +352,11 @@ static int macdrv_get_gpus_from_metal(struct macdrv_gpu** new_gpus, int* count)
return -1;
}
+static int macdrv_get_gpu_info_from_display_id_using_metal(struct macdrv_gpu* gpu, CGDirectDisplayID display_id)
+{
+ return -1;
+}
+
#endif
/***********************************************************************
@@ -349,8 +369,16 @@ static int macdrv_get_gpus_from_metal(struct macdrv_gpu** new_gpus, int* count)
*/
static int macdrv_get_gpu_info_from_display_id(struct macdrv_gpu* gpu, CGDirectDisplayID display_id)
{
- io_registry_entry_t entry = CGDisplayIOServicePort(display_id);
- return macdrv_get_gpu_info_from_entry(gpu, entry);
+ int ret;
+ io_registry_entry_t entry;
+
+ ret = macdrv_get_gpu_info_from_display_id_using_metal(gpu, display_id);
+ if (ret)
+ {
+ entry = CGDisplayIOServicePort(display_id);
+ ret = macdrv_get_gpu_info_from_entry(gpu, entry);
+ }
+ return ret;
}
/***********************************************************************
--
2.26.2
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