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drm/xe/xe_pci: Enable System Controller support on CRI platform

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Enable System Controller support on CRI by setting has_sysctrl capability
flag in device descriptor and runtime device information.

This allows sysctrl subsystem and mailbox communication to be initialized
on CRI platforms.

Signed-off-by: Anoop Vijay <anoop.c.vijay@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Link: https://patch.msgid.link/20260327131837.2192929-16-anoop.c.vijay@intel.com
This commit is contained in:
Anoop Vijay 2026-03-27 06:18:44 -07:00 committed by Umesh Nerlige Ramappa
parent 02eca6edcb
commit a902767f91
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/xe/xe_pci.c
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@ -465,6 +465,7 @@ static const struct xe_device_desc cri_desc = {
.has_soc_remapper_sysctrl = true,
.has_soc_remapper_telem = true,
.has_sriov = true,
.has_sysctrl = true,
.max_gt_per_tile = 2,
MULTI_LRC_MASK,
.require_force_probe = true,
@ -763,6 +764,7 @@ static int xe_info_init_early(struct xe_device *xe,
xe->info.has_soc_remapper_telem = desc->has_soc_remapper_telem;
xe->info.has_sriov = xe_configfs_primary_gt_allowed(to_pci_dev(xe->drm.dev)) &&
desc->has_sriov;
xe->info.has_sysctrl = desc->has_sysctrl;
xe->info.skip_guc_pc = desc->skip_guc_pc;
xe->info.skip_mtcfg = desc->skip_mtcfg;
xe->info.skip_pcode = desc->skip_pcode;
@ -959,6 +961,12 @@ static int xe_info_init(struct xe_device *xe,
xe->info.has_64bit_timestamp = graphics_desc->has_64bit_timestamp;
xe->info.has_mem_copy_instr = GRAPHICS_VER(xe) >= 20;
if (IS_SRIOV_VF(xe)) {
xe->info.has_sysctrl = 0;
xe->info.has_soc_remapper_sysctrl = 0;
xe->info.has_soc_remapper_telem = 0;
}
xe_info_probe_tile_count(xe);
for_each_remote_tile(tile, xe, id) {