x86/cpu: Enable SD_ASYM_PACKING for PKG domain on AMD

[ Upstream commit b0979e53 ]

Enable the SD_ASYM_PACKING domain flag for the PKG domain on AMD heterogeneous
processors.  This flag is beneficial for processors with one or more CCDs and
relies on x86_sched_itmt_flags().

Signed-off-by: Perry Yuan <perry.yuan@amd.com>
Co-developed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Gautham R. Shenoy <gautham.shenoy@amd.com>
Link: https://lore.kernel.org/r/20241025171459.1093-4-mario.limonciello@amd.com


Stable-dep-of: e1bc0264 ("x86/topology: Use x86_sched_itmt_flags for PKG domain unconditionally")
Signed-off-by: Sasha Levin <sashal@kernel.org>