From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/acpi/pci_link.c | 41 +++++++++++++----------------------------
1 files changed, 13 insertions(+), 28 deletions(-)
diff --git a/kernel/drivers/acpi/pci_link.c b/kernel/drivers/acpi/pci_link.c
index d5eec35..fb4c563 100644
--- a/kernel/drivers/acpi/pci_link.c
+++ b/kernel/drivers/acpi/pci_link.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* pci_link.c - ACPI PCI Interrupt Link Device Driver ($Revision: 34 $)
*
@@ -5,22 +6,8 @@
* Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
* Copyright (C) 2002 Dominik Brodowski <devel@brodo.de>
*
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * 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.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- *
- * TBD:
- * 1. Support more than one IRQ resource entry per link device (index).
+ * TBD:
+ * 1. Support more than one IRQ resource entry per link device (index).
* 2. Implement start/stop mechanism and use ACPI Bus Driver facilities
* for IRQ management (e.g. start()->_SRS).
*/
@@ -44,8 +31,6 @@
ACPI_MODULE_NAME("pci_link");
#define ACPI_PCI_LINK_CLASS "pci_irq_routing"
#define ACPI_PCI_LINK_DEVICE_NAME "PCI Interrupt Link"
-#define ACPI_PCI_LINK_FILE_INFO "info"
-#define ACPI_PCI_LINK_FILE_STATUS "state"
#define ACPI_PCI_LINK_MAX_POSSIBLE 16
static int acpi_pci_link_add(struct acpi_device *device,
@@ -264,8 +249,8 @@
}
}
- /*
- * Query and parse _CRS to get the current IRQ assignment.
+ /*
+ * Query and parse _CRS to get the current IRQ assignment.
*/
status = acpi_walk_resources(link->device->handle, METHOD_NAME__CRS,
@@ -317,10 +302,10 @@
resource->res.data.irq.polarity =
link->irq.polarity;
if (link->irq.triggering == ACPI_EDGE_SENSITIVE)
- resource->res.data.irq.sharable =
+ resource->res.data.irq.shareable =
ACPI_EXCLUSIVE;
else
- resource->res.data.irq.sharable = ACPI_SHARED;
+ resource->res.data.irq.shareable = ACPI_SHARED;
resource->res.data.irq.interrupt_count = 1;
resource->res.data.irq.interrupts[0] = irq;
break;
@@ -335,10 +320,10 @@
resource->res.data.extended_irq.polarity =
link->irq.polarity;
if (link->irq.triggering == ACPI_EDGE_SENSITIVE)
- resource->res.data.irq.sharable =
+ resource->res.data.extended_irq.shareable =
ACPI_EXCLUSIVE;
else
- resource->res.data.irq.sharable = ACPI_SHARED;
+ resource->res.data.extended_irq.shareable = ACPI_SHARED;
resource->res.data.extended_irq.interrupt_count = 1;
resource->res.data.extended_irq.interrupts[0] = irq;
/* ignore resource_source, it's optional */
@@ -411,7 +396,7 @@
/*
* "acpi_irq_balance" (default in APIC mode) enables ACPI to use PIC Interrupt
* Link Devices to move the PIRQs around to minimize sharing.
- *
+ *
* "acpi_irq_nobalance" (default in PIC mode) tells ACPI not to move any PIC IRQs
* that the BIOS has already set to active. This is necessary because
* ACPI has no automatic means of knowing what ISA IRQs are used. Note that
@@ -429,7 +414,7 @@
*
* Note that PCI IRQ routers have a list of possible IRQs,
* which may not include the IRQs this table says are available.
- *
+ *
* Since this heuristic can't tell the difference between a link
* that no device will attach to, vs. a link which may be shared
* by multiple active devices -- it is not optimal.
@@ -674,7 +659,7 @@
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Link %s is referenced\n",
acpi_device_bid(link->device)));
- return (link->irq.active);
+ return link->irq.active;
}
/*
@@ -725,7 +710,7 @@
acpi_evaluate_object(link->device->handle, "_DIS", NULL, NULL);
mutex_unlock(&acpi_link_lock);
- return (link->irq.active);
+ return link->irq.active;
}
/* --------------------------------------------------------------------------
--
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