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nvidia-all/patches/kernel-6.0-470.patch

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From 060c1b23e09e25484b5560d18384a92b91510baf Mon Sep 17 00:00:00 2001
From: Jebaitedneko <Jebaitedneko@gmail.com>
Date: Sat, 8 Oct 2022 16:54:52 +0530
Subject: [PATCH 1/4] Backport acpi changes from 515.x [1] for lnx-6.x
[1] https://github.com/NVIDIA/open-gpu-kernel-modules
---
kernel-dkms/common/inc/nv-linux.h | 12 -
kernel-dkms/common/inc/nv-proto.h | 2 -
kernel-dkms/conftest.sh | 72 +--
kernel-dkms/nvidia/nv-acpi.c | 508 +-----------------
kernel-dkms/nvidia/nv.c | 28 +-
kernel-dkms/nvidia/nvidia.Kbuild | 3 +-
6 files changed, 47 insertions(+), 578 deletions(-)
diff --git a/kernel-dkms/common/inc/nv-linux.h b/kernel-dkms/common/inc/nv-linux.h
index 51a973b..22b05a0 100644
--- a/kernel-dkms/common/inc/nv-linux.h
+++ b/kernel-dkms/common/inc/nv-linux.h
@@ -1627,24 +1627,12 @@ extern NvBool nv_ats_supported;
* and any other baggage we want to carry along
*
*/
-#define NV_MAXNUM_DISPLAY_DEVICES 8
-
-typedef struct
-{
- acpi_handle dev_handle;
- int dev_id;
-} nv_video_t;
-
typedef struct
{
nvidia_stack_t *sp;
struct acpi_device *device;
struct acpi_handle *handle;
-
- nv_video_t pNvVideo[NV_MAXNUM_DISPLAY_DEVICES];
-
int notify_handler_installed;
- int default_display_mask;
} nv_acpi_t;
#endif
diff --git a/kernel-dkms/common/inc/nv-proto.h b/kernel-dkms/common/inc/nv-proto.h
index 79cccfa..aa8b285 100644
--- a/kernel-dkms/common/inc/nv-proto.h
+++ b/kernel-dkms/common/inc/nv-proto.h
@@ -22,8 +22,6 @@ extern nvidia_module_t nv_fops;
void nv_acpi_register_notifier (nv_linux_state_t *);
void nv_acpi_unregister_notifier (nv_linux_state_t *);
-int nv_acpi_init (void);
-int nv_acpi_uninit (void);
NvU8 nv_find_pci_capability (struct pci_dev *, NvU8);
void * nv_alloc_file_private (void);
diff --git a/kernel-dkms/conftest.sh b/kernel-dkms/conftest.sh
index 04997fb..9a4ae6d 100755
--- a/kernel-dkms/conftest.sh
+++ b/kernel-dkms/conftest.sh
@@ -703,45 +703,6 @@ compile_test() {
compile_check_conftest "$CODE" "NV_HASH__REMAP_4K_PFN_PRESENT" "" "functions"
;;
- acpi_op_remove)
- #
- # Determine the number of arguments to pass to the
- # 'acpi_op_remove' routine.
- #
- # Second parameter removed by commit 51fac8388a03
- # ("ACPI: Remove useless type argument of driver .remove()
- # operation") in v3.9
- #
- echo "$CONFTEST_PREAMBLE
- #include <linux/acpi.h>
-
- acpi_op_remove conftest_op_remove_routine;
-
- int conftest_acpi_device_ops_remove(struct acpi_device *device) {
- return conftest_op_remove_routine(device);
- }" > conftest$$.c
-
- $CC $CFLAGS -c conftest$$.c > /dev/null 2>&1
- rm -f conftest$$.c
-
- if [ -f conftest$$.o ]; then
- rm -f conftest$$.o
- echo "#define NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT 1" | append_conftest "types"
- return
- fi
-
- CODE="
- #include <linux/acpi.h>
-
- acpi_op_remove conftest_op_remove_routine;
-
- int conftest_acpi_device_ops_remove(struct acpi_device *device, int type) {
- return conftest_op_remove_routine(device, type);
- }"
-
- compile_check_conftest "$CODE" "NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT" "2" "types"
- ;;
-
acquire_console_sem)
#
# Determine if the acquire_console_sem() function
@@ -4738,22 +4699,6 @@ compile_test() {
compile_check_conftest "$CODE" "NV_DMA_SET_COHERENT_MASK_PRESENT" "" "functions"
;;
- acpi_bus_get_device)
- #
- # Determine if the acpi_bus_get_device() function is present
- #
- # acpi_bus_get_device() was removed by commit ac2a3feefad5
- # ("ACPI: bus: Eliminate acpi_bus_get_device()") in
- # v5.18-rc2 (2022-04-05).
- #
- CODE="
- #include <linux/acpi.h>
- int conftest_acpi_bus_get_device(void) {
- return acpi_bus_get_device();
- }"
- compile_check_conftest "$CODE" "NV_ACPI_BUS_GET_DEVICE_PRESENT" "" "functions"
- ;;
-
dma_resv_add_fence)
#
# Determine if the dma_resv_add_fence() function is present.
@@ -4815,6 +4760,23 @@ compile_test() {
compile_check_conftest "$CODE" "NV_RESERVATION_OBJECT_RESERVE_SHARED_HAS_NUM_FENCES_ARG" "" "types"
;;
+ get_task_ioprio)
+ #
+ # Determine if the __get_task_ioprio() function is present.
+ #
+ # __get_task_ioprio was added by commit 893e5d32d583
+ # ("block: Generalize get_current_ioprio() for any task") for
+ # v5.20 linux-next (2022-06-23).
+ #
+ CODE="
+ #include <linux/ioprio.h>
+ void conftest_get_task_ioprio(void) {
+ __get_task_ioprio();
+ }"
+
+ compile_check_conftest "$CODE" "NV_GET_TASK_IOPRIO_PRESENT" "" "functions"
+ ;;
+
# When adding a new conftest entry, please use the correct format for
# specifying the relevant upstream Linux kernel commit.
#
diff --git a/kernel-dkms/nvidia/nv-acpi.c b/kernel-dkms/nvidia/nv-acpi.c
index 2b7b988..4ec227c 100644
--- a/kernel-dkms/nvidia/nv-acpi.c
+++ b/kernel-dkms/nvidia/nv-acpi.c
@@ -22,35 +22,13 @@ static NV_STATUS nv_acpi_extract_buffer (const union acpi_object *, void *, N
static NV_STATUS nv_acpi_extract_package (const union acpi_object *, void *, NvU32, NvU32 *);
static NV_STATUS nv_acpi_extract_object (const union acpi_object *, void *, NvU32, NvU32 *);
-static int nv_acpi_add (struct acpi_device *);
-
-#if !defined(NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT) || (NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT == 2)
-static int nv_acpi_remove_two_args(struct acpi_device *device, int type);
-#else
-static int nv_acpi_remove_one_arg(struct acpi_device *device);
-#endif
-
-static void nv_acpi_event (acpi_handle, u32, void *);
static void nv_acpi_powersource_hotplug_event(acpi_handle, u32, void *);
static acpi_status nv_acpi_find_methods (acpi_handle, u32, void *, void **);
static NV_STATUS nv_acpi_nvif_method (NvU32, NvU32, void *, NvU16, NvU32 *, void *, NvU16 *);
static NV_STATUS nv_acpi_wmmx_method (NvU32, NvU8 *, NvU16 *);
-static const struct acpi_device_id nv_video_device_ids[] = {
- {
- .id = ACPI_VIDEO_HID,
- .driver_data = 0,
- },
- {
- .id = "",
- .driver_data = 0,
- },
-};
-
-static struct acpi_driver *nv_acpi_driver;
static acpi_handle nvif_handle = NULL;
-static acpi_handle nvif_parent_gpu_handle = NULL;
static acpi_handle wmmx_handle = NULL;
// Used for AC Power Source Hotplug Handling
@@ -74,20 +52,6 @@ static NvBool battery_present = NV_FALSE;
#define ACPI_VIDEO_CLASS "video"
#endif
-static const struct acpi_driver nv_acpi_driver_template = {
- .name = "NVIDIA ACPI Video Driver",
- .class = ACPI_VIDEO_CLASS,
- .ids = nv_video_device_ids,
- .ops = {
- .add = nv_acpi_add,
-#if !defined(NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT) || (NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT == 2)
- .remove = nv_acpi_remove_two_args,
-#else
- .remove = nv_acpi_remove_one_arg,
-#endif
- },
-};
-
static int nv_acpi_get_device_handle(nv_state_t *nv, acpi_handle *dev_handle)
{
nv_linux_state_t *nvl = NV_GET_NVL_FROM_NV_STATE(nv);
@@ -148,355 +112,6 @@ void nv_acpi_unregister_notifier(nv_linux_state_t *nvl)
unregister_acpi_notifier(&nvl->acpi_nb);
}
-int nv_acpi_init(void)
-{
- /*
- * This function will register the RM with the Linux
- * ACPI subsystem.
- */
- int status;
- nvidia_stack_t *sp = NULL;
- NvU32 acpi_event_config = 0;
- NV_STATUS rmStatus;
-
- status = nv_kmem_cache_alloc_stack(&sp);
- if (status != 0)
- {
- return status;
- }
-
- rmStatus = rm_read_registry_dword(sp, NULL,
- NV_REG_REGISTER_FOR_ACPI_EVENTS, &acpi_event_config);
- nv_kmem_cache_free_stack(sp);
-
- if ((rmStatus == NV_OK) && (acpi_event_config == 0))
- return 0;
-
- if (nv_acpi_driver != NULL)
- return -EBUSY;
-
- rmStatus = os_alloc_mem((void **)&nv_acpi_driver,
- sizeof(struct acpi_driver));
- if (rmStatus != NV_OK)
- return -ENOMEM;
-
- memcpy((void *)nv_acpi_driver, (void *)&nv_acpi_driver_template,
- sizeof(struct acpi_driver));
-
- status = acpi_bus_register_driver(nv_acpi_driver);
- if (status < 0)
- {
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_init: acpi_bus_register_driver() failed (%d)!\n", status);
- os_free_mem(nv_acpi_driver);
- nv_acpi_driver = NULL;
- }
-
- return status;
-}
-
-int nv_acpi_uninit(void)
-{
- nvidia_stack_t *sp = NULL;
- NvU32 acpi_event_config = 0;
- NV_STATUS rmStatus;
- int rc;
-
- rc = nv_kmem_cache_alloc_stack(&sp);
- if (rc != 0)
- {
- return rc;
- }
-
- rmStatus = rm_read_registry_dword(sp, NULL,
- NV_REG_REGISTER_FOR_ACPI_EVENTS, &acpi_event_config);
- nv_kmem_cache_free_stack(sp);
-
- if ((rmStatus == NV_OK) && (acpi_event_config == 0))
- return 0;
-
- if (nv_acpi_driver == NULL)
- return -ENXIO;
-
- acpi_bus_unregister_driver(nv_acpi_driver);
- os_free_mem(nv_acpi_driver);
-
- nv_acpi_driver = NULL;
-
- return 0;
-}
-
-static int nv_acpi_add(struct acpi_device *device)
-{
- /*
- * This function will cause RM to initialize the things it needs for acpi interaction
- * on the display device.
- */
- int status = -1;
- NV_STATUS rmStatus = NV_ERR_GENERIC;
- nv_acpi_t *pNvAcpiObject = NULL;
- union acpi_object control_argument_0 = { ACPI_TYPE_INTEGER };
- struct acpi_object_list control_argument_list = { 0, NULL };
- nvidia_stack_t *sp = NULL;
- struct list_head *node, *next;
- unsigned long long device_id = 0;
- int device_counter = 0;
-
- status = nv_kmem_cache_alloc_stack(&sp);
- if (status != 0)
- {
- return status;
- }
-
- // allocate data structure we need
- rmStatus = os_alloc_mem((void **) &pNvAcpiObject, sizeof(nv_acpi_t));
- if (rmStatus != NV_OK)
- {
- nv_kmem_cache_free_stack(sp);
- nv_printf(NV_DBG_ERRORS,
- "NVRM: nv_acpi_add: failed to allocate ACPI device management data!\n");
- return -ENOMEM;
- }
-
- os_mem_set((void *)pNvAcpiObject, 0, sizeof(nv_acpi_t));
-
- device->driver_data = pNvAcpiObject;
- pNvAcpiObject->device = device;
-
- pNvAcpiObject->sp = sp;
-
- // grab handles to all the important nodes representing devices
-
- list_for_each_safe(node, next, &device->children)
- {
- struct acpi_device *dev =
- list_entry(node, struct acpi_device, node);
-
- if (!dev)
- continue;
-
- if (device_counter == NV_MAXNUM_DISPLAY_DEVICES)
- {
- nv_printf(NV_DBG_ERRORS,
- "NVRM: nv_acpi_add: Total number of devices cannot exceed %d\n",
- NV_MAXNUM_DISPLAY_DEVICES);
- break;
- }
-
- status =
- acpi_evaluate_integer(dev->handle, "_ADR", NULL, &device_id);
- if (ACPI_FAILURE(status))
- /* Couldnt query device_id for this device */
- continue;
-
- device_id = (device_id & 0xffff);
-
- if ((device_id != 0x100) && /* Not a known CRT device-id */
- (device_id != 0x200) && /* Not a known TV device-id */
- (device_id != 0x0110) && (device_id != 0x0118) && (device_id != 0x0400) && /* Not an LCD*/
- (device_id != 0x0111) && (device_id != 0x0120) && (device_id != 0x0300)) /* Not a known DVI device-id */
- {
- /* This isnt a known device Id.
- Do default switching on this system. */
- pNvAcpiObject->default_display_mask = 1;
- break;
- }
-
- pNvAcpiObject->pNvVideo[device_counter].dev_id = device_id;
- pNvAcpiObject->pNvVideo[device_counter].dev_handle = dev->handle;
-
- device_counter++;
-
- }
-
- // arg 0, bits 1:0, 0 = enable events
- control_argument_0.integer.type = ACPI_TYPE_INTEGER;
- control_argument_0.integer.value = 0x0;
-
- // listify it
- control_argument_list.count = 1;
- control_argument_list.pointer = &control_argument_0;
-
- // _DOS method takes 1 argument and returns nothing
- status = acpi_evaluate_object(device->handle, "_DOS", &control_argument_list, NULL);
-
- if (ACPI_FAILURE(status))
- {
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_add: failed to enable display switch events (%d)!\n", status);
- }
-
- status = acpi_install_notify_handler(device->handle, ACPI_DEVICE_NOTIFY,
- nv_acpi_event, pNvAcpiObject);
-
- if (ACPI_FAILURE(status))
- {
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_add: failed to install event notification handler (%d)!\n", status);
- }
- else
- {
- try_module_get(THIS_MODULE);
- pNvAcpiObject->notify_handler_installed = 1;
- }
-
- return 0;
-}
-
-#if !defined(NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT) || (NV_ACPI_DEVICE_OPS_REMOVE_ARGUMENT_COUNT == 2)
-static int nv_acpi_remove_two_args(struct acpi_device *device, int type)
-#else
-static int nv_acpi_remove_one_arg(struct acpi_device *device)
-#endif
-{
- /*
- * This function will cause RM to relinquish control of the VGA ACPI device.
- */
- acpi_status status;
- union acpi_object control_argument_0 = { ACPI_TYPE_INTEGER };
- struct acpi_object_list control_argument_list = { 0, NULL };
- nv_acpi_t *pNvAcpiObject = device->driver_data;
-
-
- pNvAcpiObject->default_display_mask = 0;
-
- // arg 0, bits 1:0, 1 = disable events
- control_argument_0.integer.type = ACPI_TYPE_INTEGER;
- control_argument_0.integer.value = 0x1;
-
- // listify it
- control_argument_list.count = 1;
- control_argument_list.pointer = &control_argument_0;
-
- // _DOS method takes 1 argument and returns nothing
- status = acpi_evaluate_object(device->handle, "_DOS", &control_argument_list, NULL);
-
- if (ACPI_FAILURE(status))
- {
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_remove: failed to disable display switch events (%d)!\n", status);
- }
-
- if (pNvAcpiObject->notify_handler_installed)
- {
- // remove event notifier
- status = acpi_remove_notify_handler(device->handle, ACPI_DEVICE_NOTIFY, nv_acpi_event);
- }
-
- if (pNvAcpiObject->notify_handler_installed &&
- ACPI_FAILURE(status))
- {
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_remove: failed to remove event notification handler (%d)!\n", status);
- }
- else
- {
- nv_kmem_cache_free_stack(pNvAcpiObject->sp);
- os_free_mem((void *)pNvAcpiObject);
- module_put(THIS_MODULE);
- device->driver_data = NULL;
- }
-
- return status;
-}
-
-/*
- * The ACPI specification defines IDs for various ACPI video
- * extension events like display switch events, AC/battery
- * events, docking events, etc..
- * Whenever an ACPI event is received by the corresponding
- * event handler installed within the core NVIDIA driver, the
- * code can verify the event ID before processing it.
- */
-#define ACPI_DISPLAY_DEVICE_CHANGE_EVENT 0x80
-#define NVIF_NOTIFY_DISPLAY_DETECT 0xCB
-#define NVIF_DISPLAY_DEVICE_CHANGE_EVENT NVIF_NOTIFY_DISPLAY_DETECT
-static void nv_acpi_event(acpi_handle handle, u32 event_type, void *data)
-{
- /*
- * This function will handle acpi events from the linux kernel, used
- * to detect notifications from the VGA device.
- */
- nv_acpi_t *pNvAcpiObject = data;
- u32 event_val = 0;
- unsigned long long state;
- int status = 0;
- int device_counter = 0;
-
- if (event_type == NVIF_DISPLAY_DEVICE_CHANGE_EVENT)
- {
- /* We are getting NVIF events on this machine. We arent putting a very
- extensive handling in-place to communicate back with SBIOS, know
- the next enabled devices, and then do the switch. We just
- pass a default display switch event, so that X-driver decides
- the switching policy itself. */
- rm_system_event(pNvAcpiObject->sp, NV_SYSTEM_ACPI_DISPLAY_SWITCH_EVENT, 0);
- }
- if (event_type == ACPI_DISPLAY_DEVICE_CHANGE_EVENT)
- {
- if (pNvAcpiObject->default_display_mask != 1)
- {
- while ((device_counter < NV_MAXNUM_DISPLAY_DEVICES) &&
- (pNvAcpiObject->pNvVideo[device_counter].dev_handle))
- {
- acpi_handle dev_handle = pNvAcpiObject->pNvVideo[device_counter].dev_handle;
- int dev_id = pNvAcpiObject->pNvVideo[device_counter].dev_id;
-
- status = acpi_evaluate_integer(dev_handle,
- "_DGS",
- NULL,
- &state);
- if (ACPI_FAILURE(status))
- {
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_event: failed to query _DGS method for display device 0x%x\n",
- dev_id);
- }
- else if (state)
- {
- /* Check if the device is a CRT ...*/
- if (dev_id == 0x0100)
- {
- event_val |= NV_HOTKEY_STATUS_DISPLAY_ENABLE_CRT;
- }
- /* device-id for a TV */
- else if (dev_id == 0x0200)
- {
- event_val |= NV_HOTKEY_STATUS_DISPLAY_ENABLE_TV;
- }
- else if ((dev_id == 0x0110) || /* device id for internal LCD */
- (dev_id == 0x0118) || /* alternate ACPI ID for the
- internal LCD */
- (dev_id == 0x0400)) /* ACPI spec 3.0 specified
- device id for a internal LCD*/
- {
- event_val |= NV_HOTKEY_STATUS_DISPLAY_ENABLE_LCD;
- }
- else if ((dev_id == 0x0111) || /* the set
- of possible device-ids for a DFP */
- (dev_id == 0x0120) ||
- (dev_id == 0x0300)) /* ACPI spec 3.0 specified
- device id for non-LVDS DFP */
- {
- event_val |= NV_HOTKEY_STATUS_DISPLAY_ENABLE_DFP;
- }
- }
- device_counter++;
- }
- }
-
- nv_printf(NV_DBG_INFO,
- "NVRM: nv_acpi_event: Event-type 0x%x, Event-val 0x%x\n",
- event_type, event_val);
-
- rm_system_event(pNvAcpiObject->sp, NV_SYSTEM_ACPI_DISPLAY_SWITCH_EVENT, event_val);
- }
-
- // no unsubscription or re-enable necessary. Once DOD has been set, we are go.
- // once we are subscribed to ACPI events, we don't have to re-subscribe unless
- // unsubscribe.
-}
-
NV_STATUS NV_API_CALL nv_acpi_get_powersource(NvU32 *ac_plugged)
{
unsigned long long val;
@@ -618,11 +233,6 @@ static void nv_uninstall_notifier(nv_acpi_t *pNvAcpiObject, acpi_notify_handler
void NV_API_CALL nv_acpi_methods_init(NvU32 *handlesPresent)
{
-#if defined(NV_ACPI_BUS_GET_DEVICE_PRESENT)
- struct acpi_device *device = NULL;
- int retVal = -1;
-#endif
-
if (!handlesPresent) // Caller passed us invalid pointer.
return;
@@ -634,32 +244,6 @@ void NV_API_CALL nv_acpi_methods_init(NvU32 *handlesPresent)
if (nvif_handle)
{
*handlesPresent = NV_ACPI_NVIF_HANDLE_PRESENT;
-#if defined(NV_ACPI_BUS_GET_DEVICE_PRESENT)
- do
- {
- if (!nvif_parent_gpu_handle) /* unknown error */
- break;
-
- retVal = acpi_bus_get_device(nvif_parent_gpu_handle, &device);
-
- if (ACPI_FAILURE(retVal) || !device)
- break;
-
- if (device->driver_data)
- {
- nvif_parent_gpu_handle = NULL;
- break; /* Someone else has already populated this device
- nodes' structures. So nothing more to be done */
- }
-
- device->driver_data = nv_install_notifier(device->handle, nv_acpi_event);
-
-
- if (!device->driver_data)
- nvif_parent_gpu_handle = NULL;
-
- } while (0);
-#endif
}
if (wmmx_handle)
@@ -691,7 +275,6 @@ acpi_status nv_acpi_find_methods(
if (!acpi_get_handle(handle, "NVIF", &method_handle))
{
nvif_handle = method_handle;
- nvif_parent_gpu_handle = handle;
}
if (!acpi_get_handle(handle, "WMMX", &method_handle))
@@ -710,8 +293,6 @@ acpi_status nv_acpi_find_methods(
void NV_API_CALL nv_acpi_methods_uninit(void)
{
- struct acpi_device *device = NULL;
-
nvif_handle = NULL;
wmmx_handle = NULL;
@@ -723,20 +304,6 @@ void NV_API_CALL nv_acpi_methods_uninit(void)
psr_device_handle = NULL;
psr_nv_acpi_object = NULL;
}
-
- if (nvif_parent_gpu_handle == NULL)
- return;
-
-#if defined(NV_ACPI_BUS_GET_DEVICE_PRESENT)
- acpi_bus_get_device(nvif_parent_gpu_handle, &device);
-
- nv_uninstall_notifier(device->driver_data, nv_acpi_event);
-#endif
-
- device->driver_data = NULL;
- nvif_parent_gpu_handle = NULL;
-
- return;
}
static NV_STATUS nv_acpi_extract_integer(
@@ -1114,12 +681,11 @@ NV_STATUS NV_API_CALL nv_acpi_ddc_method(
)
{
acpi_status status;
- struct acpi_device *device = NULL;
union acpi_object *ddc = NULL;
- struct list_head *node, *next;
NvU32 i, largestEdidSize;
acpi_handle dev_handle = NULL;
acpi_handle lcd_dev_handle = NULL;
+ acpi_handle handle = NULL;
if (!nv_acpi_get_device_handle(nv, &dev_handle))
return NV_ERR_NOT_SUPPORTED;
@@ -1127,15 +693,6 @@ NV_STATUS NV_API_CALL nv_acpi_ddc_method(
if (!dev_handle)
return NV_ERR_INVALID_ARGUMENT;
-#if defined(NV_ACPI_BUS_GET_DEVICE_PRESENT)
- status = acpi_bus_get_device(dev_handle, &device);
-#else
- return NV_ERR_NOT_SUPPORTED;
-#endif
-
- if (ACPI_FAILURE(status) || !device)
- return NV_ERR_INVALID_ARGUMENT;
-
if (!NV_MAY_SLEEP())
{
#if defined(DEBUG)
@@ -1146,16 +703,16 @@ NV_STATUS NV_API_CALL nv_acpi_ddc_method(
return NV_ERR_NOT_SUPPORTED;
}
- list_for_each_safe(node, next, &device->children)
+ while (lcd_dev_handle == NULL)
{
unsigned long long device_id = 0;
- struct acpi_device *dev =
- list_entry(node, struct acpi_device, node);
- if (!dev)
- continue;
+ status = acpi_get_next_object(ACPI_TYPE_DEVICE, dev_handle,
+ handle, &handle);
+ if (ACPI_FAILURE(status) || (handle == NULL))
+ break;
- status = acpi_evaluate_integer(dev->handle, "_ADR", NULL, &device_id);
+ status = acpi_evaluate_integer(handle, "_ADR", NULL, &device_id);
if (ACPI_FAILURE(status))
/* Couldnt query device_id for this device */
continue;
@@ -1165,16 +722,13 @@ NV_STATUS NV_API_CALL nv_acpi_ddc_method(
case 0x0118:
case 0x0400:
case 0xA420:
- lcd_dev_handle = dev->handle;
+ lcd_dev_handle = handle;
nv_printf(NV_DBG_INFO, "NVRM: %s Found LCD: %x\n",
__FUNCTION__, device_id);
break;
default:
break;
}
-
- if (lcd_dev_handle != NULL)
- break;
}
if (lcd_dev_handle == NULL)
@@ -1524,15 +1078,14 @@ NV_STATUS NV_API_CALL nv_acpi_mux_method(
)
{
acpi_status status;
- struct acpi_device *device = NULL;
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
union acpi_object *mux = NULL;
union acpi_object mux_arg = { ACPI_TYPE_INTEGER };
struct acpi_object_list input = { 1, &mux_arg };
acpi_handle dev_handle = NULL;
acpi_handle mux_dev_handle = NULL;
+ acpi_handle handle = NULL;
unsigned long long device_id = 0;
- struct list_head *node, *next;
if ((strcmp(pMethodName, "MXDS") != 0)
&& (strcmp(pMethodName, "MXDM") != 0))
@@ -1553,16 +1106,6 @@ NV_STATUS NV_API_CALL nv_acpi_mux_method(
if (!dev_handle)
return NV_ERR_INVALID_ARGUMENT;
-#if defined(NV_ACPI_BUS_GET_DEVICE_PRESENT)
- status = acpi_bus_get_device(dev_handle, &device);
-#else
- return NV_ERR_NOT_SUPPORTED;
-#endif
-
-
- if (ACPI_FAILURE(status) || !device)
- return NV_ERR_INVALID_ARGUMENT;
-
if (!NV_MAY_SLEEP())
{
#if defined(DEBUG)
@@ -1571,23 +1114,16 @@ NV_STATUS NV_API_CALL nv_acpi_mux_method(
return NV_ERR_NOT_SUPPORTED;
}
- list_for_each_safe(node, next, &device->children)
+ while (mux_dev_handle == NULL)
{
- struct acpi_device *dev = list_entry(node, struct acpi_device, node);
-
- if (!dev)
- continue;
-
- status = acpi_evaluate_integer(dev->handle, "_ADR", NULL, &device_id);
- if (ACPI_FAILURE(status))
- /* Could not query device_id for this device */
- continue;
-
- if (device_id == muxAcpiId)
- {
- mux_dev_handle = dev->handle;
+ status = acpi_get_next_object(ACPI_TYPE_DEVICE, dev_handle,
+ handle, &handle);
+ if (ACPI_FAILURE(status) || (handle == NULL))
break;
- }
+
+ status = acpi_evaluate_integer(handle, "_ADR", NULL, &device_id);
+ if (ACPI_SUCCESS(status) && (device_id == muxAcpiId))
+ mux_dev_handle = handle;
}
if (mux_dev_handle == NULL)
@@ -1734,16 +1270,6 @@ NvBool NV_API_CALL nv_acpi_is_battery_present(void)
#else // NV_LINUX_ACPI_EVENTS_SUPPORTED
-int nv_acpi_init(void)
-{
- return 0;
-}
-
-int nv_acpi_uninit(void)
-{
- return 0;
-}
-
void NV_API_CALL nv_acpi_methods_init(NvU32 *handlePresent)
{
*handlePresent = 0;
diff --git a/kernel-dkms/nvidia/nv.c b/kernel-dkms/nvidia/nv.c
index ab7d17c..f378b6d 100644
--- a/kernel-dkms/nvidia/nv.c
+++ b/kernel-dkms/nvidia/nv.c
@@ -2694,7 +2694,6 @@ nvidia_ctl_open(
nv_linux_state_t *nvl = &nv_ctl_device;
nv_state_t *nv = NV_STATE_PTR(nvl);
nv_linux_file_private_t *nvlfp = NV_GET_LINUX_FILE_PRIVATE(file);
- static int count = 0;
nv_printf(NV_DBG_INFO, "NVRM: nvidia_ctl_open\n");
@@ -2706,13 +2705,6 @@ nvidia_ctl_open(
if (NV_ATOMIC_READ(nvl->usage_count) == 0)
{
nv->flags |= (NV_FLAG_OPEN | NV_FLAG_CONTROL);
-
- if ((nv_acpi_init() < 0) &&
- (count++ < NV_MAX_RECURRING_WARNING_MESSAGES))
- {
- nv_printf(NV_DBG_ERRORS,
- "NVRM: failed to register with the ACPI subsystem!\n");
- }
}
NV_ATOMIC_INC(nvl->usage_count);
@@ -2736,7 +2728,6 @@ nvidia_ctl_close(
nv_state_t *nv = NV_STATE_PTR(nvl);
nv_linux_file_private_t *nvlfp = NV_GET_LINUX_FILE_PRIVATE(file);
nvidia_stack_t *sp = nvlfp->sp;
- static int count = 0;
unsigned int i;
nv_printf(NV_DBG_INFO, "NVRM: nvidia_ctl_close\n");
@@ -2745,13 +2736,6 @@ nvidia_ctl_close(
if (NV_ATOMIC_DEC_AND_TEST(nvl->usage_count))
{
nv->flags &= ~NV_FLAG_OPEN;
-
- if ((nv_acpi_uninit() < 0) &&
- (count++ < NV_MAX_RECURRING_WARNING_MESSAGES))
- {
- nv_printf(NV_DBG_ERRORS,
- "NVRM: failed to unregister from the ACPI subsystem!\n");
- }
}
up(&nvl->ldata_lock);
@@ -5438,7 +5422,19 @@ NvBool NV_API_CALL nv_s2idle_pm_configured(void)
return NV_FALSE;
}
+ /*
+ * init_sync_kiocb() internally uses GPL licensed __get_task_ioprio() from
+ * v5.20-rc1.
+ */
+#if defined(NV_GET_TASK_IOPRIO_PRESENT)
+ memset(&kiocb, 0, sizeof(kiocb));
+ kiocb.ki_filp = file;
+ kiocb.ki_flags = iocb_flags(file);
+ kiocb.ki_ioprio = IOPRIO_DEFAULT;
+#else
init_sync_kiocb(&kiocb, file);
+#endif
+
kiocb.ki_pos = 0;
iov_iter_kvec(&iter, READ, &iov, 1, sizeof(buf));
diff --git a/kernel-dkms/nvidia/nvidia.Kbuild b/kernel-dkms/nvidia/nvidia.Kbuild
index f1d9b3f..7957027 100644
--- a/kernel-dkms/nvidia/nvidia.Kbuild
+++ b/kernel-dkms/nvidia/nvidia.Kbuild
@@ -169,7 +169,7 @@ NV_CONFTEST_FUNCTION_COMPILE_TESTS += drm_gem_object_get
NV_CONFTEST_FUNCTION_COMPILE_TESTS += drm_gem_object_put_unlocked
NV_CONFTEST_FUNCTION_COMPILE_TESTS += set_close_on_exec
NV_CONFTEST_FUNCTION_COMPILE_TESTS += dma_set_coherent_mask
-NV_CONFTEST_FUNCTION_COMPILE_TESTS += acpi_bus_get_device
+NV_CONFTEST_FUNCTION_COMPILE_TESTS += get_task_ioprio
NV_CONFTEST_SYMBOL_COMPILE_TESTS += is_export_symbol_gpl_of_node_to_nid
NV_CONFTEST_SYMBOL_COMPILE_TESTS += is_export_symbol_gpl_sme_active
@@ -189,7 +189,6 @@ NV_CONFTEST_SYMBOL_COMPILE_TESTS += is_export_symbol_present_dram_clk_to_mc_clk
NV_CONFTEST_SYMBOL_COMPILE_TESTS += is_export_symbol_present_get_dram_num_channels
NV_CONFTEST_SYMBOL_COMPILE_TESTS += is_export_symbol_present_tegra_dram_types
-NV_CONFTEST_TYPE_COMPILE_TESTS += acpi_op_remove
NV_CONFTEST_TYPE_COMPILE_TESTS += file_operations
NV_CONFTEST_TYPE_COMPILE_TESTS += file_inode
NV_CONFTEST_TYPE_COMPILE_TESTS += kuid_t
--
2.38.0
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