mirror of
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2025-08-05 16:54:27 +00:00
5adacf19f6
Add MTL hw-plumbing enabling for KCR operation under PXP which includes: 1. Updating 'pick-gt' to get the media tile for KCR interrupt handling 2. Adding MTL's KCR registers for PXP operation (init, status-checking, etc.). While doing #2, lets create a separate registers header file for PXP to be consistent with other i915 global subsystems. Signed-off-by: Alan Previn <alan.previn.teres.alexis@intel.com> Reviewed-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Signed-off-by: Radhakrishna Sripada <radhakrishna.sripada@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20230511231738.1077674-3-alan.previn.teres.alexis@intel.com
27 lines
725 B
C
27 lines
725 B
C
/* SPDX-License-Identifier: MIT */
|
|
/*
|
|
* Copyright(c) 2023, Intel Corporation. All rights reserved.
|
|
*/
|
|
|
|
#ifndef __INTEL_PXP_REGS_H__
|
|
#define __INTEL_PXP_REGS_H__
|
|
|
|
#include "i915_reg_defs.h"
|
|
|
|
/* KCR subsystem register base address */
|
|
#define GEN12_KCR_BASE 0x32000
|
|
#define MTL_KCR_BASE 0x386000
|
|
|
|
/* KCR enable/disable control */
|
|
#define KCR_INIT(base) _MMIO((base) + 0xf0)
|
|
|
|
/* Setting KCR Init bit is required after system boot */
|
|
#define KCR_INIT_ALLOW_DISPLAY_ME_WRITES REG_BIT(14)
|
|
|
|
/* KCR hwdrm session in play status 0-31 */
|
|
#define KCR_SIP(base) _MMIO((base) + 0x260)
|
|
|
|
/* PXP global terminate register for session termination */
|
|
#define KCR_GLOBAL_TERMINATE(base) _MMIO((base) + 0xf8)
|
|
|
|
#endif /* __INTEL_PXP_REGS_H__ */
|