diff options
Diffstat (limited to 'arch/powerpc/include/asm/xive.h')
| -rw-r--r-- | arch/powerpc/include/asm/xive.h | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/arch/powerpc/include/asm/xive.h b/arch/powerpc/include/asm/xive.h index 3c704f5dd3ae..e4016985764e 100644 --- a/arch/powerpc/include/asm/xive.h +++ b/arch/powerpc/include/asm/xive.h @@ -1,10 +1,6 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright 2016,2017 IBM Corporation. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. */ #ifndef _ASM_POWERPC_XIVE_H #define _ASM_POWERPC_XIVE_H @@ -23,6 +19,7 @@ * same offset regardless of where the code is executing */ extern void __iomem *xive_tima; +extern unsigned long xive_tima_os; /* * Offset in the TM area of our current execution level (provided by @@ -73,6 +70,8 @@ struct xive_q { u32 esc_irq; atomic_t count; atomic_t pending_count; + u64 guest_qaddr; + u32 guest_qshift; }; /* Global enable flags for the XIVE support */ @@ -109,12 +108,26 @@ extern int xive_native_configure_queue(u32 vp_id, struct xive_q *q, u8 prio, extern void xive_native_disable_queue(u32 vp_id, struct xive_q *q, u8 prio); extern void xive_native_sync_source(u32 hw_irq); +extern void xive_native_sync_queue(u32 hw_irq); extern bool is_xive_irq(struct irq_chip *chip); extern int xive_native_enable_vp(u32 vp_id, bool single_escalation); extern int xive_native_disable_vp(u32 vp_id); extern int xive_native_get_vp_info(u32 vp_id, u32 *out_cam_id, u32 *out_chip_id); extern bool xive_native_has_single_escalation(void); +extern int xive_native_get_queue_info(u32 vp_id, uint32_t prio, + u64 *out_qpage, + u64 *out_qsize, + u64 *out_qeoi_page, + u32 *out_escalate_irq, + u64 *out_qflags); + +extern int xive_native_get_queue_state(u32 vp_id, uint32_t prio, u32 *qtoggle, + u32 *qindex); +extern int xive_native_set_queue_state(u32 vp_id, uint32_t prio, u32 qtoggle, + u32 qindex); +extern int xive_native_get_vp_state(u32 vp_id, u64 *out_state); + #else static inline bool xive_enabled(void) { return false; } |