mirror of
https://github.com/Qortal/Brooklyn.git
synced 2025-02-01 07:42:18 +00:00
84ba5b15ac
* Enhance GPIO addon for Noctua Fans for the Qortector upcoming case. This will put PWM signal to real-time. * Fixed RDP not letting a user login if not logged out on Cinnamon release (reported by Crowetic) * Update i2c sensor db * Fixed DRM broadcast over HDMI 2+ * Ease up DHCP security only to prevent Brooklyn blocking routers. * Add possibility to add extra memory for Cinnamon Desktop Release * Fix error message of Software Render mode on Cinnamon Desktop * Add proper offset for HD screens for pixel array *Fixed HDMI jitter for videocore4 GPU * Enable all radios (including Bluetooth)
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
// Copyright (c) 2018, The Linux Foundation. All rights reserved.
|
|
|
|
#include <linux/spinlock.h>
|
|
#include <linux/export.h>
|
|
|
|
#include <asm/barrier.h>
|
|
#include <asm/krait-l2-accessors.h>
|
|
|
|
static DEFINE_RAW_SPINLOCK(krait_l2_lock);
|
|
|
|
void krait_set_l2_indirect_reg(u32 addr, u32 val)
|
|
{
|
|
unsigned long flags;
|
|
|
|
raw_spin_lock_irqsave(&krait_l2_lock, flags);
|
|
/*
|
|
* Select the L2 window by poking l2cpselr, then write to the window
|
|
* via l2cpdr.
|
|
*/
|
|
asm volatile ("mcr p15, 3, %0, c15, c0, 6 @ l2cpselr" : : "r" (addr));
|
|
isb();
|
|
asm volatile ("mcr p15, 3, %0, c15, c0, 7 @ l2cpdr" : : "r" (val));
|
|
isb();
|
|
|
|
raw_spin_unlock_irqrestore(&krait_l2_lock, flags);
|
|
}
|
|
EXPORT_SYMBOL(krait_set_l2_indirect_reg);
|
|
|
|
u32 krait_get_l2_indirect_reg(u32 addr)
|
|
{
|
|
u32 val;
|
|
unsigned long flags;
|
|
|
|
raw_spin_lock_irqsave(&krait_l2_lock, flags);
|
|
/*
|
|
* Select the L2 window by poking l2cpselr, then read from the window
|
|
* via l2cpdr.
|
|
*/
|
|
asm volatile ("mcr p15, 3, %0, c15, c0, 6 @ l2cpselr" : : "r" (addr));
|
|
isb();
|
|
asm volatile ("mrc p15, 3, %0, c15, c0, 7 @ l2cpdr" : "=r" (val));
|
|
|
|
raw_spin_unlock_irqrestore(&krait_l2_lock, flags);
|
|
|
|
return val;
|
|
}
|
|
EXPORT_SYMBOL(krait_get_l2_indirect_reg);
|