From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/arm/bifrost/mali_kbase_core_linux.c | 1749 +++++++++++++++++++++++++++++++++++----------------------
1 files changed, 1,077 insertions(+), 672 deletions(-)
diff --git a/kernel/drivers/gpu/arm/bifrost/mali_kbase_core_linux.c b/kernel/drivers/gpu/arm/bifrost/mali_kbase_core_linux.c
index 52c040a..12d6cc8 100644
--- a/kernel/drivers/gpu/arm/bifrost/mali_kbase_core_linux.c
+++ b/kernel/drivers/gpu/arm/bifrost/mali_kbase_core_linux.c
@@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
/*
*
- * (C) COPYRIGHT 2010-2021 ARM Limited. All rights reserved.
+ * (C) COPYRIGHT 2010-2023 ARM Limited. All rights reserved.
*
* This program is free software and is provided to you under the terms of the
* GNU General Public License version 2 as published by the Free Software
@@ -31,7 +31,8 @@
#include <ipa/mali_kbase_ipa_debugfs.h>
#endif /* CONFIG_DEVFREQ_THERMAL */
#endif /* CONFIG_MALI_BIFROST_DEVFREQ */
-#include "mali_kbase_mem_profile_debugfs_buf_size.h"
+#include "backend/gpu/mali_kbase_model_linux.h"
+#include "uapi/gpu/arm/bifrost/mali_kbase_mem_profile_debugfs_buf_size.h"
#include "mali_kbase_mem.h"
#include "mali_kbase_mem_pool_debugfs.h"
#include "mali_kbase_mem_pool_group.h"
@@ -50,15 +51,16 @@
#if !MALI_USE_CSF
#include "mali_kbase_kinstr_jm.h"
#endif
-#include "mali_kbase_hwcnt_context.h"
-#include "mali_kbase_hwcnt_virtualizer.h"
-#include "mali_kbase_hwcnt_legacy.h"
+#include "hwcnt/mali_kbase_hwcnt_context.h"
+#include "hwcnt/mali_kbase_hwcnt_virtualizer.h"
+#include "mali_kbase_kinstr_prfcnt.h"
#include "mali_kbase_vinstr.h"
#if MALI_USE_CSF
#include "csf/mali_kbase_csf_firmware.h"
#include "csf/mali_kbase_csf_tiler_heap.h"
#include "csf/mali_kbase_csf_csg_debugfs.h"
#include "csf/mali_kbase_csf_cpu_queue_debugfs.h"
+#include "csf/mali_kbase_csf_event.h"
#endif
#ifdef CONFIG_MALI_ARBITER_SUPPORT
#include "arbiter/mali_kbase_arbiter_pm.h"
@@ -71,6 +73,9 @@
#endif
#include "backend/gpu/mali_kbase_pm_internal.h"
#include "mali_kbase_dvfs_debugfs.h"
+#if IS_ENABLED(CONFIG_DEBUG_FS)
+#include "mali_kbase_pbha_debugfs.h"
+#endif
#include <linux/module.h>
#include <linux/init.h>
@@ -78,6 +83,7 @@
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/of.h>
+#include <linux/of_address.h>
#include <linux/platform_device.h>
#include <linux/of_platform.h>
#include <linux/miscdevice.h>
@@ -86,14 +92,16 @@
#include <linux/fs.h>
#include <linux/uaccess.h>
#include <linux/interrupt.h>
+#include <linux/irq.h>
#include <linux/mm.h>
#include <linux/compat.h> /* is_compat_task/in_compat_syscall */
#include <linux/mman.h>
#include <linux/version.h>
+#include <linux/version_compat_defs.h>
#include <mali_kbase_hw.h>
-#if defined(CONFIG_SYNC) || defined(CONFIG_SYNC_FILE)
+#if IS_ENABLED(CONFIG_SYNC_FILE)
#include <mali_kbase_sync.h>
-#endif /* CONFIG_SYNC || CONFIG_SYNC_FILE */
+#endif /* CONFIG_SYNC_FILE */
#include <linux/clk.h>
#include <linux/clk-provider.h>
#include <linux/delay.h>
@@ -113,11 +121,6 @@
#include <mali_kbase_caps.h>
-/* GPU IRQ Tags */
-#define JOB_IRQ_TAG 0
-#define MMU_IRQ_TAG 1
-#define GPU_IRQ_TAG 2
-
#define KERNEL_SIDE_DDK_VERSION_STRING "K:" MALI_RELEASE_NAME "(GPL)"
/**
@@ -129,16 +132,16 @@
(((minor) & 0xFFF) << 8) | \
((0 & 0xFF) << 0))
-#define KBASE_API_MIN(api_version) ((api_version >> 8) & 0xFFF)
-#define KBASE_API_MAJ(api_version) ((api_version >> 20) & 0xFFF)
-
/**
- * typedef mali_kbase_capability_def - kbase capabilities table
+ * struct mali_kbase_capability_def - kbase capabilities table
+ *
+ * @required_major: required major
+ * @required_minor: required minor
*/
-typedef struct mali_kbase_capability_def {
+struct mali_kbase_capability_def {
u16 required_major;
u16 required_minor;
-} mali_kbase_capability_def;
+};
/*
* This must be kept in-sync with mali_kbase_cap
@@ -146,32 +149,46 @@
* TODO: The alternative approach would be to embed the cap enum values
* in the table. Less efficient but potentially safer.
*/
-static mali_kbase_capability_def kbase_caps_table[MALI_KBASE_NUM_CAPS] = {
+static const struct mali_kbase_capability_def kbase_caps_table[MALI_KBASE_NUM_CAPS] = {
#if MALI_USE_CSF
- { 1, 0 }, /* SYSTEM_MONITOR */
- { 1, 0 }, /* JIT_PRESSURE_LIMIT */
- { 1, 0 }, /* MEM_GROW_ON_GPF */
- { 1, 0 } /* MEM_PROTECTED */
+ { 1, 0 }, /* SYSTEM_MONITOR */
+ { 1, 0 }, /* JIT_PRESSURE_LIMIT */
+ { 1, 0 }, /* MEM_GROW_ON_GPF */
+ { 1, 0 } /* MEM_PROTECTED */
#else
- { 11, 15 }, /* SYSTEM_MONITOR */
- { 11, 25 }, /* JIT_PRESSURE_LIMIT */
- { 11, 2 }, /* MEM_GROW_ON_GPF */
- { 11, 2 } /* MEM_PROTECTED */
+ { 11, 15 }, /* SYSTEM_MONITOR */
+ { 11, 25 }, /* JIT_PRESSURE_LIMIT */
+ { 11, 2 }, /* MEM_GROW_ON_GPF */
+ { 11, 2 } /* MEM_PROTECTED */
#endif
};
+
+#if (KERNEL_VERSION(5, 3, 0) <= LINUX_VERSION_CODE)
+/* Mutex to synchronize the probe of multiple kbase instances */
+static struct mutex kbase_probe_mutex;
+#endif
+
+#ifndef CONFIG_MALI_BIFROST_DEVFREQ
+static inline int kbase_devfreq_opp_helper(struct dev_pm_set_opp_data *data)
+{
+ return -EOPNOTSUPP;
+}
+#endif
/**
* mali_kbase_supports_cap - Query whether a kbase capability is supported
*
- * @api_version: API version to convert
- * @cap: Capability to query for - see mali_kbase_caps.h
+ * @api_version: API version to convert
+ * @cap: Capability to query for - see mali_kbase_caps.h
+ *
+ * Return: true if the capability is supported
*/
-bool mali_kbase_supports_cap(unsigned long api_version, mali_kbase_cap cap)
+bool mali_kbase_supports_cap(unsigned long api_version, enum mali_kbase_cap cap)
{
bool supported = false;
unsigned long required_ver;
- mali_kbase_capability_def const *cap_def;
+ struct mali_kbase_capability_def const *cap_def;
if (WARN_ON(cap < 0))
return false;
@@ -198,7 +215,7 @@
* address space) and no API version number. Both must be assigned before
* kbase_file_get_kctx_if_setup_complete() can be used successfully.
*
- * @return Address of an object representing a simulated device file, or NULL
+ * Return: Address of an object representing a simulated device file, or NULL
* on failure.
*/
static struct kbase_file *kbase_file_new(struct kbase_device *const kbdev,
@@ -297,10 +314,9 @@
*
* @kfile: A device file created by kbase_file_new()
*
- * This function returns an error code (encoded with ERR_PTR) if no context
- * has been created for the given @kfile. This makes it safe to use in
- * circumstances where the order of initialization cannot be enforced, but
- * only if the caller checks the return value.
+ * This function returns NULL if no context has been created for the given @kfile.
+ * This makes it safe to use in circumstances where the order of initialization
+ * cannot be enforced, but only if the caller checks the return value.
*
* Return: Address of the kernel base context associated with the @kfile, or
* NULL if no context exists.
@@ -339,15 +355,6 @@
#if IS_ENABLED(CONFIG_DEBUG_FS)
kbasep_mem_profile_debugfs_remove(kctx);
#endif
-
- mutex_lock(&kctx->legacy_hwcnt_lock);
- /* If this client was performing hardware counter dumping and
- * did not explicitly detach itself, destroy it now
- */
- kbase_hwcnt_legacy_client_destroy(kctx->legacy_hwcnt_cli);
- kctx->legacy_hwcnt_cli = NULL;
- mutex_unlock(&kctx->legacy_hwcnt_lock);
-
kbase_context_debugfs_term(kctx);
kbase_destroy_context(kctx);
@@ -404,6 +411,22 @@
return -EPERM;
}
+static int kbase_api_kinstr_prfcnt_enum_info(
+ struct kbase_file *kfile,
+ struct kbase_ioctl_kinstr_prfcnt_enum_info *prfcnt_enum_info)
+{
+ return kbase_kinstr_prfcnt_enum_info(kfile->kbdev->kinstr_prfcnt_ctx,
+ prfcnt_enum_info);
+}
+
+static int kbase_api_kinstr_prfcnt_setup(
+ struct kbase_file *kfile,
+ union kbase_ioctl_kinstr_prfcnt_setup *prfcnt_setup)
+{
+ return kbase_kinstr_prfcnt_setup(kfile->kbdev->kinstr_prfcnt_ctx,
+ prfcnt_setup);
+}
+
static struct kbase_device *to_kbase_device(struct device *dev)
{
return dev_get_drvdata(dev);
@@ -411,6 +434,12 @@
int assign_irqs(struct kbase_device *kbdev)
{
+ static const char *const irq_names_caps[] = { "JOB", "MMU", "GPU" };
+
+#if IS_ENABLED(CONFIG_OF)
+ static const char *const irq_names[] = { "job", "mmu", "gpu" };
+#endif
+
struct platform_device *pdev;
int i;
@@ -418,34 +447,31 @@
return -ENODEV;
pdev = to_platform_device(kbdev->dev);
- /* 3 IRQ resources */
- for (i = 0; i < 3; i++) {
- struct resource *irq_res;
- int irqtag;
- irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, i);
- if (!irq_res) {
- dev_err(kbdev->dev, "No IRQ resource at index %d\n", i);
- return -ENOENT;
- }
+ for (i = 0; i < ARRAY_SIZE(irq_names_caps); i++) {
+ int irq;
#if IS_ENABLED(CONFIG_OF)
- if (!strncasecmp(irq_res->name, "JOB", 4)) {
- irqtag = JOB_IRQ_TAG;
- } else if (!strncasecmp(irq_res->name, "MMU", 4)) {
- irqtag = MMU_IRQ_TAG;
- } else if (!strncasecmp(irq_res->name, "GPU", 4)) {
- irqtag = GPU_IRQ_TAG;
- } else {
- dev_err(&pdev->dev, "Invalid irq res name: '%s'\n",
- irq_res->name);
- return -EINVAL;
- }
+ /* We recommend using Upper case for the irq names in dts, but if
+ * there are devices in the world using Lower case then we should
+ * avoid breaking support for them. So try using names in Upper case
+ * first then try using Lower case names. If both attempts fail then
+ * we assume there is no IRQ resource specified for the GPU.
+ */
+ irq = platform_get_irq_byname(pdev, irq_names_caps[i]);
+ if (irq < 0)
+ irq = platform_get_irq_byname(pdev, irq_names[i]);
#else
- irqtag = i;
+ irq = platform_get_irq(pdev, i);
#endif /* CONFIG_OF */
- kbdev->irqs[irqtag].irq = irq_res->start;
- kbdev->irqs[irqtag].flags = irq_res->flags & IRQF_TRIGGER_MASK;
+
+ if (irq < 0) {
+ dev_err(kbdev->dev, "No IRQ resource '%s'\n", irq_names_caps[i]);
+ return irq;
+ }
+
+ kbdev->irqs[i].irq = irq;
+ kbdev->irqs[i].flags = irqd_get_trigger_type(irq_get_irq_data(irq));
}
return 0;
@@ -481,27 +507,6 @@
EXPORT_SYMBOL(kbase_release_device);
#if IS_ENABLED(CONFIG_DEBUG_FS)
-#if KERNEL_VERSION(4, 6, 0) > LINUX_VERSION_CODE && \
- !(KERNEL_VERSION(4, 4, 28) <= LINUX_VERSION_CODE && \
- KERNEL_VERSION(4, 5, 0) > LINUX_VERSION_CODE)
-/*
- * Older versions, before v4.6, of the kernel doesn't have
- * kstrtobool_from_user(), except longterm 4.4.y which had it added in 4.4.28
- */
-static int kstrtobool_from_user(const char __user *s, size_t count, bool *res)
-{
- char buf[4];
-
- count = min(count, sizeof(buf) - 1);
-
- if (copy_from_user(buf, s, count))
- return -EFAULT;
- buf[count] = '\0';
-
- return strtobool(buf, res);
-}
-#endif
-
static ssize_t write_ctx_infinite_cache(struct file *f, const char __user *ubuf, size_t size, loff_t *off)
{
struct kbase_context *kctx = f->private_data;
@@ -613,13 +618,8 @@
kbdev = kfile->kbdev;
-#if (KERNEL_VERSION(4, 6, 0) <= LINUX_VERSION_CODE)
kctx = kbase_create_context(kbdev, in_compat_syscall(),
flags, kfile->api_version, kfile->filp);
-#else
- kctx = kbase_create_context(kbdev, is_compat_task(),
- flags, kfile->api_version, kfile->filp);
-#endif /* (KERNEL_VERSION(4, 6, 0) <= LINUX_VERSION_CODE) */
/* if bad flags, will stay stuck in setup mode */
if (!kctx)
@@ -629,7 +629,8 @@
kbase_ctx_flag_set(kctx, KCTX_INFINITE_CACHE);
#if IS_ENABLED(CONFIG_DEBUG_FS)
- snprintf(kctx_name, 64, "%d_%d", kctx->tgid, kctx->id);
+ if (unlikely(!scnprintf(kctx_name, 64, "%d_%d", kctx->tgid, kctx->id)))
+ return -ENOMEM;
mutex_init(&kctx->mem_profile_lock);
@@ -640,16 +641,8 @@
/* we don't treat this as a fail - just warn about it */
dev_warn(kbdev->dev, "couldn't create debugfs dir for kctx\n");
} else {
-#if (KERNEL_VERSION(4, 7, 0) > LINUX_VERSION_CODE)
- /* prevent unprivileged use of debug file system
- * in old kernel version
- */
- debugfs_create_file("infinite_cache", 0600, kctx->kctx_dentry,
- kctx, &kbase_infinite_cache_fops);
-#else
debugfs_create_file("infinite_cache", 0644, kctx->kctx_dentry,
kctx, &kbase_infinite_cache_fops);
-#endif
debugfs_create_file("force_same_va", 0600, kctx->kctx_dentry,
kctx, &kbase_force_same_va_fops);
@@ -675,6 +668,11 @@
if (!kbdev)
return -ENODEV;
+
+#if (KERNEL_VERSION(6, 0, 0) > LINUX_VERSION_CODE)
+ /* Set address space operations for page migration */
+ kbase_mem_migrate_set_address_space_ops(kbdev, filp);
+#endif
/* Device-wide firmware load is moved here from probing to comply with
* Android GKI vendor guideline.
@@ -770,14 +768,14 @@
}
#endif /* !MALI_USE_CSF */
-static int kbase_api_get_gpuprops(struct kbase_context *kctx,
+static int kbase_api_get_gpuprops(struct kbase_file *kfile,
struct kbase_ioctl_get_gpuprops *get_props)
{
- struct kbase_gpu_props *kprops = &kctx->kbdev->gpu_props;
+ struct kbase_gpu_props *kprops = &kfile->kbdev->gpu_props;
int err;
if (get_props->flags != 0) {
- dev_err(kctx->kbdev->dev, "Unsupported flags to get_gpuprops");
+ dev_err(kfile->kbdev->dev, "Unsupported flags to get_gpuprops");
return -EINVAL;
}
@@ -802,23 +800,134 @@
}
#endif /* !MALI_USE_CSF */
-static int kbase_api_mem_alloc(struct kbase_context *kctx,
- union kbase_ioctl_mem_alloc *alloc)
+#if MALI_USE_CSF
+static int kbase_api_mem_alloc_ex(struct kbase_context *kctx,
+ union kbase_ioctl_mem_alloc_ex *alloc_ex)
+{
+ struct kbase_va_region *reg;
+ u64 flags = alloc_ex->in.flags;
+ u64 gpu_va;
+
+ /* Calls to this function are inherently asynchronous, with respect to
+ * MMU operations.
+ */
+ const enum kbase_caller_mmu_sync_info mmu_sync_info = CALLER_MMU_ASYNC;
+
+ bool gpu_executable = (flags & BASE_MEM_PROT_GPU_EX) && kbase_has_exec_va_zone(kctx);
+ bool fixed_or_fixable = (flags & (BASE_MEM_FIXED | BASE_MEM_FIXABLE));
+
+ if (!kbase_mem_allow_alloc(kctx))
+ return -EINVAL;
+
+ /* The driver counts the number of FIXABLE and FIXED allocations because
+ * they're not supposed to happen at the same time. However, that is not
+ * a security concern: nothing bad happens if the two types of allocations
+ * are made at the same time. The only reason why the driver is guarding
+ * against them is because there's no client use case that is supposed
+ * to need both of them at the same time, and the driver wants to help
+ * the user space catch some obvious mistake.
+ *
+ * The driver is able to switch from FIXABLE allocations to FIXED and
+ * vice versa, if all the allocations of one kind are freed before trying
+ * to create allocations of a different kind.
+ */
+ if ((flags & BASE_MEM_FIXED) && (atomic64_read(&kctx->num_fixable_allocs) > 0))
+ return -EINVAL;
+
+ if ((flags & BASE_MEM_FIXABLE) && (atomic64_read(&kctx->num_fixed_allocs) > 0))
+ return -EINVAL;
+
+ if (flags & BASEP_MEM_FLAGS_KERNEL_ONLY)
+ return -ENOMEM;
+
+ /* The fixed_address parameter must be either a non-zero, page-aligned
+ * value for FIXED allocations or zero for any other kind of allocation.
+ */
+ if (flags & BASE_MEM_FIXED) {
+ u64 aligned_fixed_address = alloc_ex->in.fixed_address & PAGE_MASK;
+
+ if ((aligned_fixed_address == 0) ||
+ (aligned_fixed_address != alloc_ex->in.fixed_address))
+ return -EINVAL;
+
+ gpu_va = aligned_fixed_address;
+ } else if (alloc_ex->in.fixed_address != 0) {
+ return -EINVAL;
+ }
+
+ /* For 64-bit clients, force SAME_VA up to 2^(47)-1.
+ * For 32-bit clients, force SAME_VA up to 2^(32)-1.
+ *
+ * In both cases, the executable and fixed/fixable zones, and
+ * the executable+fixed/fixable zone, are all above this range.
+ */
+ if ((!kbase_ctx_flag(kctx, KCTX_COMPAT)) &&
+ kbase_ctx_flag(kctx, KCTX_FORCE_SAME_VA)) {
+ if (!gpu_executable && !fixed_or_fixable)
+ flags |= BASE_MEM_SAME_VA;
+ }
+
+ /* If CSF event memory allocation, need to force certain flags.
+ * SAME_VA - GPU address needs to be used as a CPU address, explicit
+ * mmap has to be avoided.
+ * CACHED_CPU - Frequent access to the event memory by CPU.
+ * COHERENT_SYSTEM - No explicit cache maintenance around the access
+ * to event memory so need to leverage the coherency support.
+ */
+ if (flags & BASE_MEM_CSF_EVENT) {
+ /* We cannot honor this request */
+ if (gpu_executable || fixed_or_fixable)
+ return -ENOMEM;
+
+ flags |= (BASE_MEM_SAME_VA |
+ BASE_MEM_CACHED_CPU |
+ BASE_MEM_COHERENT_SYSTEM);
+ }
+
+ reg = kbase_mem_alloc(kctx, alloc_ex->in.va_pages, alloc_ex->in.commit_pages,
+ alloc_ex->in.extension, &flags, &gpu_va, mmu_sync_info);
+
+ if (!reg)
+ return -ENOMEM;
+
+ alloc_ex->out.flags = flags;
+ alloc_ex->out.gpu_va = gpu_va;
+
+ return 0;
+}
+
+static int kbase_api_mem_alloc(struct kbase_context *kctx, union kbase_ioctl_mem_alloc *alloc)
+{
+ int ret;
+ union kbase_ioctl_mem_alloc_ex mem_alloc_ex = { { 0 } };
+
+ mem_alloc_ex.in.va_pages = alloc->in.va_pages;
+ mem_alloc_ex.in.commit_pages = alloc->in.commit_pages;
+ mem_alloc_ex.in.extension = alloc->in.extension;
+ mem_alloc_ex.in.flags = alloc->in.flags;
+ mem_alloc_ex.in.fixed_address = 0;
+
+ ret = kbase_api_mem_alloc_ex(kctx, &mem_alloc_ex);
+
+ alloc->out.flags = mem_alloc_ex.out.flags;
+ alloc->out.gpu_va = mem_alloc_ex.out.gpu_va;
+
+ return ret;
+}
+#else
+static int kbase_api_mem_alloc(struct kbase_context *kctx, union kbase_ioctl_mem_alloc *alloc)
{
struct kbase_va_region *reg;
u64 flags = alloc->in.flags;
u64 gpu_va;
- rcu_read_lock();
- /* Don't allow memory allocation until user space has set up the
- * tracking page (which sets kctx->process_mm). Also catches when we've
- * forked.
+ /* Calls to this function are inherently asynchronous, with respect to
+ * MMU operations.
*/
- if (rcu_dereference(kctx->process_mm) != current->mm) {
- rcu_read_unlock();
+ const enum kbase_caller_mmu_sync_info mmu_sync_info = CALLER_MMU_ASYNC;
+
+ if (!kbase_mem_allow_alloc(kctx))
return -EINVAL;
- }
- rcu_read_unlock();
if (flags & BASEP_MEM_FLAGS_KERNEL_ONLY)
return -ENOMEM;
@@ -828,29 +937,13 @@
* has been initialized. In that case, GPU-executable memory may
* or may not be SAME_VA.
*/
- if ((!kbase_ctx_flag(kctx, KCTX_COMPAT)) &&
- kbase_ctx_flag(kctx, KCTX_FORCE_SAME_VA)) {
+ if ((!kbase_ctx_flag(kctx, KCTX_COMPAT)) && kbase_ctx_flag(kctx, KCTX_FORCE_SAME_VA)) {
if (!(flags & BASE_MEM_PROT_GPU_EX) || !kbase_has_exec_va_zone(kctx))
flags |= BASE_MEM_SAME_VA;
}
-#if MALI_USE_CSF
- /* If CSF event memory allocation, need to force certain flags.
- * SAME_VA - GPU address needs to be used as a CPU address, explicit
- * mmap has to be avoided.
- * CACHED_CPU - Frequent access to the event memory by CPU.
- * COHERENT_SYSTEM - No explicit cache maintenance around the access
- * to event memory so need to leverage the coherency support.
- */
- if (flags & BASE_MEM_CSF_EVENT) {
- flags |= (BASE_MEM_SAME_VA |
- BASE_MEM_CACHED_CPU |
- BASE_MEM_COHERENT_SYSTEM);
- }
-#endif
-
- reg = kbase_mem_alloc(kctx, alloc->in.va_pages, alloc->in.commit_pages,
- alloc->in.extension, &flags, &gpu_va);
+ reg = kbase_mem_alloc(kctx, alloc->in.va_pages, alloc->in.commit_pages, alloc->in.extension,
+ &flags, &gpu_va, mmu_sync_info);
if (!reg)
return -ENOMEM;
@@ -860,6 +953,7 @@
return 0;
}
+#endif /* MALI_USE_CSF */
static int kbase_api_mem_query(struct kbase_context *kctx,
union kbase_ioctl_mem_query *query)
@@ -888,69 +982,13 @@
return kbase_vinstr_hwcnt_reader_setup(kctx->kbdev->vinstr_ctx, setup);
}
-static int kbase_api_hwcnt_enable(struct kbase_context *kctx,
- struct kbase_ioctl_hwcnt_enable *enable)
-{
- int ret;
-
- mutex_lock(&kctx->legacy_hwcnt_lock);
- if (enable->dump_buffer != 0) {
- /* Non-zero dump buffer, so user wants to create the client */
- if (kctx->legacy_hwcnt_cli == NULL) {
- ret = kbase_hwcnt_legacy_client_create(
- kctx->kbdev->hwcnt_gpu_virt,
- enable,
- &kctx->legacy_hwcnt_cli);
- } else {
- /* This context already has a client */
- ret = -EBUSY;
- }
- } else {
- /* Zero dump buffer, so user wants to destroy the client */
- if (kctx->legacy_hwcnt_cli != NULL) {
- kbase_hwcnt_legacy_client_destroy(
- kctx->legacy_hwcnt_cli);
- kctx->legacy_hwcnt_cli = NULL;
- ret = 0;
- } else {
- /* This context has no client to destroy */
- ret = -EINVAL;
- }
- }
- mutex_unlock(&kctx->legacy_hwcnt_lock);
-
- return ret;
-}
-
-static int kbase_api_hwcnt_dump(struct kbase_context *kctx)
-{
- int ret;
-
- mutex_lock(&kctx->legacy_hwcnt_lock);
- ret = kbase_hwcnt_legacy_client_dump(kctx->legacy_hwcnt_cli);
- mutex_unlock(&kctx->legacy_hwcnt_lock);
-
- return ret;
-}
-
-static int kbase_api_hwcnt_clear(struct kbase_context *kctx)
-{
- int ret;
-
- mutex_lock(&kctx->legacy_hwcnt_lock);
- ret = kbase_hwcnt_legacy_client_clear(kctx->legacy_hwcnt_cli);
- mutex_unlock(&kctx->legacy_hwcnt_lock);
-
- return ret;
-}
-
static int kbase_api_get_cpu_gpu_timeinfo(struct kbase_context *kctx,
union kbase_ioctl_get_cpu_gpu_timeinfo *timeinfo)
{
u32 flags = timeinfo->in.request_flags;
- struct timespec64 ts;
- u64 timestamp;
- u64 cycle_cnt;
+ struct timespec64 ts = { 0 };
+ u64 timestamp = 0;
+ u64 cycle_cnt = 0;
kbase_pm_context_active(kctx->kbdev);
@@ -975,6 +1013,13 @@
return 0;
}
+#if IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI)
+static int kbase_api_hwcnt_set(struct kbase_context *kctx,
+ struct kbase_ioctl_hwcnt_values *values)
+{
+ return gpu_model_set_dummy_prfcnt_user_sample(u64_to_user_ptr(values->data), values->size);
+}
+#endif /* CONFIG_MALI_BIFROST_NO_MALI */
static int kbase_api_disjoint_query(struct kbase_context *kctx,
struct kbase_ioctl_disjoint_query *query)
@@ -1006,51 +1051,10 @@
return len;
}
-/* Defaults for legacy just-in-time memory allocator initialization
- * kernel calls
- */
-#define DEFAULT_MAX_JIT_ALLOCATIONS 255
-#define JIT_LEGACY_TRIM_LEVEL (0) /* No trimming */
-
-static int kbase_api_mem_jit_init_10_2(struct kbase_context *kctx,
- struct kbase_ioctl_mem_jit_init_10_2 *jit_init)
-{
- kctx->jit_version = 1;
-
- /* since no phys_pages parameter, use the maximum: va_pages */
- return kbase_region_tracker_init_jit(kctx, jit_init->va_pages,
- DEFAULT_MAX_JIT_ALLOCATIONS,
- JIT_LEGACY_TRIM_LEVEL, BASE_MEM_GROUP_DEFAULT,
- jit_init->va_pages);
-}
-
-static int kbase_api_mem_jit_init_11_5(struct kbase_context *kctx,
- struct kbase_ioctl_mem_jit_init_11_5 *jit_init)
-{
- int i;
-
- kctx->jit_version = 2;
-
- for (i = 0; i < sizeof(jit_init->padding); i++) {
- /* Ensure all padding bytes are 0 for potential future
- * extension
- */
- if (jit_init->padding[i])
- return -EINVAL;
- }
-
- /* since no phys_pages parameter, use the maximum: va_pages */
- return kbase_region_tracker_init_jit(kctx, jit_init->va_pages,
- jit_init->max_allocations, jit_init->trim_level,
- jit_init->group_id, jit_init->va_pages);
-}
-
static int kbase_api_mem_jit_init(struct kbase_context *kctx,
struct kbase_ioctl_mem_jit_init *jit_init)
{
int i;
-
- kctx->jit_version = 3;
for (i = 0; i < sizeof(jit_init->padding); i++) {
/* Ensure all padding bytes are 0 for potential future
@@ -1209,7 +1213,7 @@
static int kbase_api_stream_create(struct kbase_context *kctx,
struct kbase_ioctl_stream_create *stream)
{
-#if defined(CONFIG_SYNC) || defined(CONFIG_SYNC_FILE)
+#if IS_ENABLED(CONFIG_SYNC_FILE)
int fd, ret;
/* Name must be NULL-terminated and padded with NULLs, so check last
@@ -1231,7 +1235,7 @@
static int kbase_api_fence_validate(struct kbase_context *kctx,
struct kbase_ioctl_fence_validate *validate)
{
-#if defined(CONFIG_SYNC) || defined(CONFIG_SYNC_FILE)
+#if IS_ENABLED(CONFIG_SYNC_FILE)
return kbase_sync_fence_validate(validate->fd);
#else
return -ENOENT;
@@ -1245,12 +1249,18 @@
int err;
if (data->len > KBASE_MEM_PROFILE_MAX_BUF_SIZE) {
- dev_err(kctx->kbdev->dev, "mem_profile_add: buffer too big\n");
+ dev_err(kctx->kbdev->dev, "mem_profile_add: buffer too big");
return -EINVAL;
}
+ if (!data->len) {
+ dev_err(kctx->kbdev->dev, "mem_profile_add: buffer size is 0");
+ /* Should return -EINVAL, but returning -ENOMEM for backwards compat */
+ return -ENOMEM;
+ }
+
buf = kmalloc(data->len, GFP_KERNEL);
- if (ZERO_OR_NULL_PTR(buf))
+ if (!buf)
return -ENOMEM;
err = copy_from_user(buf, u64_to_user_ptr(data->buffer),
@@ -1398,6 +1408,30 @@
return kbase_csf_queue_kick(kctx, kick);
}
+static int kbasep_cs_queue_group_create_1_6(
+ struct kbase_context *kctx,
+ union kbase_ioctl_cs_queue_group_create_1_6 *create)
+{
+ union kbase_ioctl_cs_queue_group_create
+ new_create = { .in = {
+ .tiler_mask = create->in.tiler_mask,
+ .fragment_mask =
+ create->in.fragment_mask,
+ .compute_mask = create->in.compute_mask,
+ .cs_min = create->in.cs_min,
+ .priority = create->in.priority,
+ .tiler_max = create->in.tiler_max,
+ .fragment_max = create->in.fragment_max,
+ .compute_max = create->in.compute_max,
+ } };
+
+ int ret = kbase_csf_queue_group_create(kctx, &new_create);
+
+ create->out.group_handle = new_create.out.group_handle;
+ create->out.group_uid = new_create.out.group_uid;
+
+ return ret;
+}
static int kbasep_cs_queue_group_create(struct kbase_context *kctx,
union kbase_ioctl_cs_queue_group_create *create)
{
@@ -1433,12 +1467,31 @@
static int kbasep_cs_tiler_heap_init(struct kbase_context *kctx,
union kbase_ioctl_cs_tiler_heap_init *heap_init)
{
+ if (heap_init->in.group_id >= MEMORY_GROUP_MANAGER_NR_GROUPS)
+ return -EINVAL;
+
kctx->jit_group_id = heap_init->in.group_id;
return kbase_csf_tiler_heap_init(kctx, heap_init->in.chunk_size,
- heap_init->in.initial_chunks, heap_init->in.max_chunks,
- heap_init->in.target_in_flight,
- &heap_init->out.gpu_heap_va, &heap_init->out.first_chunk_va);
+ heap_init->in.initial_chunks, heap_init->in.max_chunks,
+ heap_init->in.target_in_flight, heap_init->in.buf_desc_va,
+ &heap_init->out.gpu_heap_va,
+ &heap_init->out.first_chunk_va);
+}
+
+static int kbasep_cs_tiler_heap_init_1_13(struct kbase_context *kctx,
+ union kbase_ioctl_cs_tiler_heap_init_1_13 *heap_init)
+{
+ if (heap_init->in.group_id >= MEMORY_GROUP_MANAGER_NR_GROUPS)
+ return -EINVAL;
+
+ kctx->jit_group_id = heap_init->in.group_id;
+
+ return kbase_csf_tiler_heap_init(kctx, heap_init->in.chunk_size,
+ heap_init->in.initial_chunks, heap_init->in.max_chunks,
+ heap_init->in.target_in_flight, 0,
+ &heap_init->out.gpu_heap_va,
+ &heap_init->out.first_chunk_va);
}
static int kbasep_cs_tiler_heap_term(struct kbase_context *kctx,
@@ -1520,6 +1573,30 @@
cpu_queue_info->size);
}
+static int kbase_ioctl_read_user_page(struct kbase_context *kctx,
+ union kbase_ioctl_read_user_page *user_page)
+{
+ struct kbase_device *kbdev = kctx->kbdev;
+ unsigned long flags;
+
+ /* As of now, only LATEST_FLUSH is supported */
+ if (unlikely(user_page->in.offset != LATEST_FLUSH))
+ return -EINVAL;
+
+ /* Validating padding that must be zero */
+ if (unlikely(user_page->in.padding != 0))
+ return -EINVAL;
+
+ spin_lock_irqsave(&kbdev->hwaccess_lock, flags);
+ if (!kbdev->pm.backend.gpu_powered)
+ user_page->out.val_lo = POWER_DOWN_LATEST_FLUSH_VALUE;
+ else
+ user_page->out.val_lo = kbase_reg_read(kbdev, USER_REG(LATEST_FLUSH));
+ user_page->out.val_hi = 0;
+ spin_unlock_irqrestore(&kbdev->hwaccess_lock, flags);
+
+ return 0;
+}
#endif /* MALI_USE_CSF */
static int kbasep_ioctl_context_priority_check(struct kbase_context *kctx,
@@ -1644,6 +1721,24 @@
struct kbase_ioctl_set_flags,
kfile);
break;
+
+ case KBASE_IOCTL_KINSTR_PRFCNT_ENUM_INFO:
+ KBASE_HANDLE_IOCTL_INOUT(
+ KBASE_IOCTL_KINSTR_PRFCNT_ENUM_INFO,
+ kbase_api_kinstr_prfcnt_enum_info,
+ struct kbase_ioctl_kinstr_prfcnt_enum_info, kfile);
+ break;
+
+ case KBASE_IOCTL_KINSTR_PRFCNT_SETUP:
+ KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_KINSTR_PRFCNT_SETUP,
+ kbase_api_kinstr_prfcnt_setup,
+ union kbase_ioctl_kinstr_prfcnt_setup,
+ kfile);
+ break;
+ case KBASE_IOCTL_GET_GPUPROPS:
+ KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_GET_GPUPROPS, kbase_api_get_gpuprops,
+ struct kbase_ioctl_get_gpuprops, kfile);
+ break;
}
kctx = kbase_file_get_kctx_if_setup_complete(kfile);
@@ -1660,12 +1755,6 @@
kctx);
break;
#endif /* !MALI_USE_CSF */
- case KBASE_IOCTL_GET_GPUPROPS:
- KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_GET_GPUPROPS,
- kbase_api_get_gpuprops,
- struct kbase_ioctl_get_gpuprops,
- kctx);
- break;
#if !MALI_USE_CSF
case KBASE_IOCTL_POST_TERM:
KBASE_HANDLE_IOCTL(KBASE_IOCTL_POST_TERM,
@@ -1679,6 +1768,12 @@
union kbase_ioctl_mem_alloc,
kctx);
break;
+#if MALI_USE_CSF
+ case KBASE_IOCTL_MEM_ALLOC_EX:
+ KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_MEM_ALLOC_EX, kbase_api_mem_alloc_ex,
+ union kbase_ioctl_mem_alloc_ex, kctx);
+ break;
+#endif
case KBASE_IOCTL_MEM_QUERY:
KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_MEM_QUERY,
kbase_api_mem_query,
@@ -1701,18 +1796,6 @@
KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_GET_DDK_VERSION,
kbase_api_get_ddk_version,
struct kbase_ioctl_get_ddk_version,
- kctx);
- break;
- case KBASE_IOCTL_MEM_JIT_INIT_10_2:
- KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_MEM_JIT_INIT_10_2,
- kbase_api_mem_jit_init_10_2,
- struct kbase_ioctl_mem_jit_init_10_2,
- kctx);
- break;
- case KBASE_IOCTL_MEM_JIT_INIT_11_5:
- KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_MEM_JIT_INIT_11_5,
- kbase_api_mem_jit_init_11_5,
- struct kbase_ioctl_mem_jit_init_11_5,
kctx);
break;
case KBASE_IOCTL_MEM_JIT_INIT:
@@ -1842,28 +1925,20 @@
struct kbase_ioctl_hwcnt_reader_setup,
kctx);
break;
- case KBASE_IOCTL_HWCNT_ENABLE:
- KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_HWCNT_ENABLE,
- kbase_api_hwcnt_enable,
- struct kbase_ioctl_hwcnt_enable,
- kctx);
- break;
- case KBASE_IOCTL_HWCNT_DUMP:
- KBASE_HANDLE_IOCTL(KBASE_IOCTL_HWCNT_DUMP,
- kbase_api_hwcnt_dump,
- kctx);
- break;
- case KBASE_IOCTL_HWCNT_CLEAR:
- KBASE_HANDLE_IOCTL(KBASE_IOCTL_HWCNT_CLEAR,
- kbase_api_hwcnt_clear,
- kctx);
- break;
case KBASE_IOCTL_GET_CPU_GPU_TIMEINFO:
KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_GET_CPU_GPU_TIMEINFO,
kbase_api_get_cpu_gpu_timeinfo,
union kbase_ioctl_get_cpu_gpu_timeinfo,
kctx);
break;
+#if IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI)
+ case KBASE_IOCTL_HWCNT_SET:
+ KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_HWCNT_SET,
+ kbase_api_hwcnt_set,
+ struct kbase_ioctl_hwcnt_values,
+ kctx);
+ break;
+#endif /* CONFIG_MALI_BIFROST_NO_MALI */
#ifdef CONFIG_MALI_CINSTR_GWT
case KBASE_IOCTL_CINSTR_GWT_START:
KBASE_HANDLE_IOCTL(KBASE_IOCTL_CINSTR_GWT_START,
@@ -1918,6 +1993,12 @@
struct kbase_ioctl_cs_queue_kick,
kctx);
break;
+ case KBASE_IOCTL_CS_QUEUE_GROUP_CREATE_1_6:
+ KBASE_HANDLE_IOCTL_INOUT(
+ KBASE_IOCTL_CS_QUEUE_GROUP_CREATE_1_6,
+ kbasep_cs_queue_group_create_1_6,
+ union kbase_ioctl_cs_queue_group_create_1_6, kctx);
+ break;
case KBASE_IOCTL_CS_QUEUE_GROUP_CREATE:
KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_CS_QUEUE_GROUP_CREATE,
kbasep_cs_queue_group_create,
@@ -1954,6 +2035,11 @@
union kbase_ioctl_cs_tiler_heap_init,
kctx);
break;
+ case KBASE_IOCTL_CS_TILER_HEAP_INIT_1_13:
+ KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_CS_TILER_HEAP_INIT_1_13,
+ kbasep_cs_tiler_heap_init_1_13,
+ union kbase_ioctl_cs_tiler_heap_init_1_13, kctx);
+ break;
case KBASE_IOCTL_CS_TILER_HEAP_TERM:
KBASE_HANDLE_IOCTL_IN(KBASE_IOCTL_CS_TILER_HEAP_TERM,
kbasep_cs_tiler_heap_term,
@@ -1971,6 +2057,11 @@
kbasep_ioctl_cs_cpu_queue_dump,
struct kbase_ioctl_cs_cpu_queue_info,
kctx);
+ break;
+ /* This IOCTL will be kept for backward compatibility */
+ case KBASE_IOCTL_READ_USER_PAGE:
+ KBASE_HANDLE_IOCTL_INOUT(KBASE_IOCTL_READ_USER_PAGE, kbase_ioctl_read_user_page,
+ union kbase_ioctl_read_user_page, kctx);
break;
#endif /* MALI_USE_CSF */
#if MALI_UNIT_TEST
@@ -2014,10 +2105,13 @@
if (unlikely(!kctx))
return -EPERM;
+ if (count < data_size)
+ return -ENOBUFS;
+
if (atomic_read(&kctx->event_count))
read_event = true;
else
- read_error = kbase_csf_read_error(kctx, &event_data);
+ read_error = kbase_csf_event_read_error(kctx, &event_data);
if (!read_event && !read_error) {
bool dump = kbase_csf_cpu_queue_read_dump_req(kctx,
@@ -2059,6 +2153,8 @@
if (count < sizeof(uevent))
return -ENOBUFS;
+ memset(&uevent, 0, sizeof(uevent));
+
do {
while (kbase_event_dequeue(kctx, &uevent)) {
if (out_count > 0)
@@ -2090,18 +2186,28 @@
}
#endif /* MALI_USE_CSF */
-static unsigned int kbase_poll(struct file *filp, poll_table *wait)
+static __poll_t kbase_poll(struct file *filp, poll_table *wait)
{
struct kbase_file *const kfile = filp->private_data;
struct kbase_context *const kctx =
kbase_file_get_kctx_if_setup_complete(kfile);
- if (unlikely(!kctx))
+ if (unlikely(!kctx)) {
+#if (KERNEL_VERSION(4, 19, 0) > LINUX_VERSION_CODE)
return POLLERR;
+#else
+ return EPOLLERR;
+#endif
+ }
poll_wait(filp, &kctx->event_queue, wait);
- if (kbase_event_pending(kctx))
+ if (kbase_event_pending(kctx)) {
+#if (KERNEL_VERSION(4, 19, 0) > LINUX_VERSION_CODE)
return POLLIN | POLLRDNORM;
+#else
+ return EPOLLIN | EPOLLRDNORM;
+#endif
+ }
return 0;
}
@@ -2119,16 +2225,22 @@
#if MALI_USE_CSF
int kbase_event_pending(struct kbase_context *ctx)
{
- WARN_ON_ONCE(!ctx);
+ KBASE_DEBUG_ASSERT(ctx);
+
+ if (unlikely(!ctx))
+ return -EPERM;
return (atomic_read(&ctx->event_count) != 0) ||
- kbase_csf_error_pending(ctx) ||
+ kbase_csf_event_error_pending(ctx) ||
kbase_csf_cpu_queue_dump_needed(ctx);
}
#else
int kbase_event_pending(struct kbase_context *ctx)
{
KBASE_DEBUG_ASSERT(ctx);
+
+ if (unlikely(!ctx))
+ return -EPERM;
return (atomic_read(&ctx->event_count) != 0) ||
(atomic_read(&ctx->event_closed) != 0);
@@ -2188,19 +2300,19 @@
};
/**
- * show_policy - Show callback for the power_policy sysfs file.
- *
- * This function is called to get the contents of the power_policy sysfs
- * file. This is a list of the available policies with the currently active one
- * surrounded by square brackets.
+ * power_policy_show - Show callback for the power_policy sysfs file.
*
* @dev: The device this sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The output buffer for the sysfs file contents
*
+ * This function is called to get the contents of the power_policy sysfs
+ * file. This is a list of the available policies with the currently active one
+ * surrounded by square brackets.
+ *
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_policy(struct device *dev, struct device_attribute *attr, char *const buf)
+static ssize_t power_policy_show(struct device *dev, struct device_attribute *attr, char *const buf)
{
struct kbase_device *kbdev;
const struct kbase_pm_policy *current_policy;
@@ -2237,21 +2349,21 @@
}
/**
- * set_policy - Store callback for the power_policy sysfs file.
- *
- * This function is called when the power_policy sysfs file is written to.
- * It matches the requested policy against the available policies and if a
- * matching policy is found calls kbase_pm_set_policy() to change the
- * policy.
+ * power_policy_store - Store callback for the power_policy sysfs file.
*
* @dev: The device with sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
* @count: The number of bytes to write to the sysfs file
*
+ * This function is called when the power_policy sysfs file is written to.
+ * It matches the requested policy against the available policies and if a
+ * matching policy is found calls kbase_pm_set_policy() to change the
+ * policy.
+ *
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_policy(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t power_policy_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
const struct kbase_pm_policy *new_policy = NULL;
@@ -2290,20 +2402,20 @@
* determining which policy is currently active, and changing the active
* policy.
*/
-static DEVICE_ATTR(power_policy, S_IRUGO | S_IWUSR, show_policy, set_policy);
+static DEVICE_ATTR_RW(power_policy);
/*
- * show_core_mask - Show callback for the core_mask sysfs file.
- *
- * This function is called to get the contents of the core_mask sysfs file.
+ * core_mask_show - Show callback for the core_mask sysfs file.
*
* @dev: The device this sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The output buffer for the sysfs file contents
*
+ * This function is called to get the contents of the core_mask sysfs file.
+ *
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_core_mask(struct device *dev, struct device_attribute *attr, char * const buf)
+static ssize_t core_mask_show(struct device *dev, struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
unsigned long flags;
@@ -2348,18 +2460,18 @@
}
/**
- * set_core_mask - Store callback for the core_mask sysfs file.
- *
- * This function is called when the core_mask sysfs file is written to.
+ * core_mask_store - Store callback for the core_mask sysfs file.
*
* @dev: The device with sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
* @count: The number of bytes to write to the sysfs file
*
+ * This function is called when the core_mask sysfs file is written to.
+ *
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_core_mask(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t core_mask_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
#if MALI_USE_CSF
@@ -2489,11 +2601,11 @@
* Reading it will show the current core mask and the mask of cores available.
* Writing to it will set the current core mask.
*/
-static DEVICE_ATTR(core_mask, S_IRUGO | S_IWUSR, show_core_mask, set_core_mask);
+static DEVICE_ATTR_RW(core_mask);
#if !MALI_USE_CSF
/**
- * set_soft_job_timeout - Store callback for the soft_job_timeout sysfs
+ * soft_job_timeout_store - Store callback for the soft_job_timeout sysfs
* file.
*
* @dev: The device this sysfs file is for.
@@ -2509,7 +2621,7 @@
*
* Return: count if the function succeeded. An error code on failure.
*/
-static ssize_t set_soft_job_timeout(struct device *dev,
+static ssize_t soft_job_timeout_store(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t count)
{
@@ -2531,18 +2643,18 @@
}
/**
- * show_soft_job_timeout - Show callback for the soft_job_timeout sysfs
+ * soft_job_timeout_show - Show callback for the soft_job_timeout sysfs
* file.
- *
- * This will return the timeout for the software jobs.
*
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer for the sysfs file contents.
*
+ * This will return the timeout for the software jobs.
+ *
* Return: The number of bytes output to buf.
*/
-static ssize_t show_soft_job_timeout(struct device *dev,
+static ssize_t soft_job_timeout_show(struct device *dev,
struct device_attribute *attr,
char * const buf)
{
@@ -2556,14 +2668,14 @@
atomic_read(&kbdev->js_data.soft_job_timeout_ms));
}
-static DEVICE_ATTR(soft_job_timeout, S_IRUGO | S_IWUSR,
- show_soft_job_timeout, set_soft_job_timeout);
+static DEVICE_ATTR_RW(soft_job_timeout);
static u32 timeout_ms_to_ticks(struct kbase_device *kbdev, long timeout_ms,
int default_ticks, u32 old_ticks)
{
if (timeout_ms > 0) {
u64 ticks = timeout_ms * 1000000ULL;
+
do_div(ticks, kbdev->js_data.scheduling_period_ns);
if (!ticks)
return 1;
@@ -2576,7 +2688,12 @@
}
/**
- * set_js_timeouts - Store callback for the js_timeouts sysfs file.
+ * js_timeouts_store - Store callback for the js_timeouts sysfs file.
+ *
+ * @dev: The device with sysfs file is for
+ * @attr: The attributes of the sysfs file
+ * @buf: The value written to the sysfs file
+ * @count: The number of bytes to write to the sysfs file
*
* This function is called to get the contents of the js_timeouts sysfs
* file. This file contains five values separated by whitespace. The values
@@ -2589,14 +2706,9 @@
* use by the job scheduler to get override. Note that a value needs to
* be other than 0 for it to override the current job scheduler value.
*
- * @dev: The device with sysfs file is for
- * @attr: The attributes of the sysfs file
- * @buf: The value written to the sysfs file
- * @count: The number of bytes to write to the sysfs file
- *
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_js_timeouts(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t js_timeouts_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
int items;
@@ -2676,19 +2788,20 @@
}
/**
- * show_js_timeouts - Show callback for the js_timeouts sysfs file.
+ * js_timeouts_show - Show callback for the js_timeouts sysfs file.
+ *
+ * @dev: The device this sysfs file is for
+ * @attr: The attributes of the sysfs file
+ * @buf: The output buffer for the sysfs file contents
*
* This function is called to get the contents of the js_timeouts sysfs
* file. It returns the last set values written to the js_timeouts sysfs file.
* If the file didn't get written yet, the values will be current setting in
* use.
- * @dev: The device this sysfs file is for
- * @attr: The attributes of the sysfs file
- * @buf: The output buffer for the sysfs file contents
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_js_timeouts(struct device *dev, struct device_attribute *attr, char * const buf)
+static ssize_t js_timeouts_show(struct device *dev, struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
ssize_t ret;
@@ -2751,7 +2864,7 @@
* JS_RESET_TICKS_CL
* JS_RESET_TICKS_DUMPING.
*/
-static DEVICE_ATTR(js_timeouts, S_IRUGO | S_IWUSR, show_js_timeouts, set_js_timeouts);
+static DEVICE_ATTR_RW(js_timeouts);
static u32 get_new_js_timeout(
u32 old_period,
@@ -2759,12 +2872,13 @@
u32 new_scheduling_period_ns)
{
u64 ticks = (u64)old_period * (u64)old_ticks;
+
do_div(ticks, new_scheduling_period_ns);
return ticks?ticks:1;
}
/**
- * set_js_scheduling_period - Store callback for the js_scheduling_period sysfs
+ * js_scheduling_period_store - Store callback for the js_scheduling_period sysfs
* file
* @dev: The device the sysfs file is for
* @attr: The attributes of the sysfs file
@@ -2777,7 +2891,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_js_scheduling_period(struct device *dev,
+static ssize_t js_scheduling_period_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
@@ -2846,7 +2960,7 @@
}
/**
- * show_js_scheduling_period - Show callback for the js_scheduling_period sysfs
+ * js_scheduling_period_show - Show callback for the js_scheduling_period sysfs
* entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
@@ -2857,7 +2971,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_js_scheduling_period(struct device *dev,
+static ssize_t js_scheduling_period_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
@@ -2876,12 +2990,11 @@
return ret;
}
-static DEVICE_ATTR(js_scheduling_period, S_IRUGO | S_IWUSR,
- show_js_scheduling_period, set_js_scheduling_period);
+static DEVICE_ATTR_RW(js_scheduling_period);
#ifdef CONFIG_MALI_BIFROST_DEBUG
-static ssize_t set_js_softstop_always(struct device *dev,
+static ssize_t js_softstop_always_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
@@ -2906,7 +3019,7 @@
return count;
}
-static ssize_t show_js_softstop_always(struct device *dev,
+static ssize_t js_softstop_always_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
@@ -2933,7 +3046,7 @@
* used for debug and unit-testing purposes.
* (see CL t6xx_stress_1 unit-test as an example whereby this feature is used.)
*/
-static DEVICE_ATTR(js_softstop_always, S_IRUGO | S_IWUSR, show_js_softstop_always, set_js_softstop_always);
+static DEVICE_ATTR_RW(js_softstop_always);
#endif /* CONFIG_MALI_BIFROST_DEBUG */
#endif /* !MALI_USE_CSF */
@@ -2952,7 +3065,7 @@
kbasep_debug_command_func *func;
};
-void kbasep_ktrace_dump_wrapper(struct kbase_device *kbdev)
+static void kbasep_ktrace_dump_wrapper(struct kbase_device *kbdev)
{
KBASE_KTRACE_DUMP(kbdev);
}
@@ -2960,24 +3073,24 @@
/* Debug commands supported by the driver */
static const struct kbasep_debug_command debug_commands[] = {
{
- .str = "dumptrace",
- .func = &kbasep_ktrace_dump_wrapper,
- }
+ .str = "dumptrace",
+ .func = &kbasep_ktrace_dump_wrapper,
+ }
};
/**
- * show_debug - Show callback for the debug_command sysfs file.
- *
- * This function is called to get the contents of the debug_command sysfs
- * file. This is a list of the available debug commands, separated by newlines.
+ * debug_command_show - Show callback for the debug_command sysfs file.
*
* @dev: The device this sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The output buffer for the sysfs file contents
*
+ * This function is called to get the contents of the debug_command sysfs
+ * file. This is a list of the available debug commands, separated by newlines.
+ *
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_debug(struct device *dev, struct device_attribute *attr, char * const buf)
+static ssize_t debug_command_show(struct device *dev, struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
int i;
@@ -3001,21 +3114,21 @@
}
/**
- * issue_debug - Store callback for the debug_command sysfs file.
- *
- * This function is called when the debug_command sysfs file is written to.
- * It matches the requested command against the available commands, and if
- * a matching command is found calls the associated function from
- * @debug_commands to issue the command.
+ * debug_command_store - Store callback for the debug_command sysfs file.
*
* @dev: The device with sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
* @count: The number of bytes written to the sysfs file
*
+ * This function is called when the debug_command sysfs file is written to.
+ * It matches the requested command against the available commands, and if
+ * a matching command is found calls the associated function from
+ * @debug_commands to issue the command.
+ *
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t issue_debug(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+static ssize_t debug_command_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
int i;
@@ -3043,11 +3156,11 @@
* Reading it will produce a list of debug commands, separated by newlines.
* Writing to it with one of those commands will issue said command.
*/
-static DEVICE_ATTR(debug_command, S_IRUGO | S_IWUSR, show_debug, issue_debug);
+static DEVICE_ATTR_RW(debug_command);
#endif /* CONFIG_MALI_BIFROST_DEBUG */
/**
- * kbase_show_gpuinfo - Show callback for the gpuinfo sysfs entry.
+ * gpuinfo_show - Show callback for the gpuinfo sysfs entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer to receive the GPU information.
@@ -3061,57 +3174,63 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t kbase_show_gpuinfo(struct device *dev,
+static ssize_t gpuinfo_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
static const struct gpu_product_id_name {
- unsigned id;
+ unsigned int id;
char *name;
} gpu_product_id_names[] = {
- { .id = GPU_ID2_PRODUCT_TMIX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TMIX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G71" },
- { .id = GPU_ID2_PRODUCT_THEX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_THEX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G72" },
- { .id = GPU_ID2_PRODUCT_TSIX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TSIX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G51" },
- { .id = GPU_ID2_PRODUCT_TNOX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TNOX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G76" },
- { .id = GPU_ID2_PRODUCT_TDVX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TDVX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G31" },
- { .id = GPU_ID2_PRODUCT_TGOX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TGOX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G52" },
- { .id = GPU_ID2_PRODUCT_TTRX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TTRX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G77" },
- { .id = GPU_ID2_PRODUCT_TBEX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TBEX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G78" },
- { .id = GPU_ID2_PRODUCT_TBAX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TBAX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G78AE" },
- { .id = GPU_ID2_PRODUCT_LBEX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_LBEX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G68" },
- { .id = GPU_ID2_PRODUCT_TNAX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TNAX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G57" },
- { .id = GPU_ID2_PRODUCT_TODX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TODX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G710" },
- { .id = GPU_ID2_PRODUCT_LODX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_LODX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G610" },
- { .id = GPU_ID2_PRODUCT_TGRX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TGRX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G510" },
- { .id = GPU_ID2_PRODUCT_TVAX >> GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ { .id = GPU_ID2_PRODUCT_TVAX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
.name = "Mali-G310" },
+ { .id = GPU_ID2_PRODUCT_TTIX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ .name = "Mali-TTIX" },
+ { .id = GPU_ID2_PRODUCT_LTIX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT,
+ .name = "Mali-LTIX" },
};
const char *product_name = "(Unknown Mali GPU)";
struct kbase_device *kbdev;
u32 gpu_id;
- unsigned product_id, product_id_mask;
- unsigned i;
+ unsigned int product_id, product_id_mask;
+ unsigned int i;
+ struct kbase_gpu_props *gpu_props;
kbdev = to_kbase_device(dev);
if (!kbdev)
return -ENODEV;
- gpu_id = kbdev->gpu_props.props.raw_props.gpu_id;
- product_id = gpu_id >> GPU_ID_VERSION_PRODUCT_ID_SHIFT;
- product_id_mask = GPU_ID2_PRODUCT_MODEL >> GPU_ID_VERSION_PRODUCT_ID_SHIFT;
+ gpu_props = &kbdev->gpu_props;
+ gpu_id = gpu_props->props.raw_props.gpu_id;
+ product_id = gpu_id >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT;
+ product_id_mask = GPU_ID2_PRODUCT_MODEL >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT;
for (i = 0; i < ARRAY_SIZE(gpu_product_id_names); ++i) {
const struct gpu_product_id_name *p = &gpu_product_id_names[i];
@@ -3123,16 +3242,42 @@
}
}
- return scnprintf(buf, PAGE_SIZE, "%s %d cores r%dp%d 0x%04X\n",
- product_name, kbdev->gpu_props.num_cores,
- (gpu_id & GPU_ID_VERSION_MAJOR) >> GPU_ID_VERSION_MAJOR_SHIFT,
- (gpu_id & GPU_ID_VERSION_MINOR) >> GPU_ID_VERSION_MINOR_SHIFT,
- product_id);
+#if MALI_USE_CSF
+ if ((product_id & product_id_mask) ==
+ ((GPU_ID2_PRODUCT_TTUX >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT) & product_id_mask)) {
+ const bool rt_supported =
+ GPU_FEATURES_RAY_TRACING_GET(gpu_props->props.raw_props.gpu_features);
+ const u8 nr_cores = gpu_props->num_cores;
+
+ /* Mali-G715-Immortalis if 10 < number of cores with ray tracing supproted.
+ * Mali-G715 if 10 < number of cores without ray tracing supported.
+ * Mali-G715 if 7 <= number of cores <= 10 regardless ray tracing.
+ * Mali-G615 if number of cores < 7.
+ */
+ if ((nr_cores > 10) && rt_supported)
+ product_name = "Mali-G715-Immortalis";
+ else if (nr_cores >= 7)
+ product_name = "Mali-G715";
+
+ if (nr_cores < 7) {
+ dev_warn(kbdev->dev, "nr_cores(%u) GPU ID must be G615", nr_cores);
+ product_name = "Mali-G615";
+ } else
+ dev_dbg(kbdev->dev, "GPU ID_Name: %s, nr_cores(%u)\n", product_name,
+ nr_cores);
+ }
+#endif /* MALI_USE_CSF */
+
+ return scnprintf(buf, PAGE_SIZE, "%s %d cores r%dp%d 0x%04X\n", product_name,
+ kbdev->gpu_props.num_cores,
+ (gpu_id & GPU_ID_VERSION_MAJOR) >> KBASE_GPU_ID_VERSION_MAJOR_SHIFT,
+ (gpu_id & GPU_ID_VERSION_MINOR) >> KBASE_GPU_ID_VERSION_MINOR_SHIFT,
+ product_id);
}
-static DEVICE_ATTR(gpuinfo, S_IRUGO, kbase_show_gpuinfo, NULL);
+static DEVICE_ATTR_RO(gpuinfo);
/**
- * set_dvfs_period - Store callback for the dvfs_period sysfs file.
+ * dvfs_period_store - Store callback for the dvfs_period sysfs file.
* @dev: The device with sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
@@ -3143,7 +3288,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_dvfs_period(struct device *dev,
+static ssize_t dvfs_period_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
@@ -3168,7 +3313,7 @@
}
/**
- * show_dvfs_period - Show callback for the dvfs_period sysfs entry.
+ * dvfs_period_show - Show callback for the dvfs_period sysfs entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer to receive the GPU information.
@@ -3178,7 +3323,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_dvfs_period(struct device *dev,
+static ssize_t dvfs_period_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
@@ -3193,11 +3338,50 @@
return ret;
}
-static DEVICE_ATTR(dvfs_period, S_IRUGO | S_IWUSR, show_dvfs_period,
- set_dvfs_period);
+static DEVICE_ATTR_RW(dvfs_period);
+
+int kbase_pm_lowest_gpu_freq_init(struct kbase_device *kbdev)
+{
+ /* Uses default reference frequency defined in below macro */
+ u64 lowest_freq_khz = DEFAULT_REF_TIMEOUT_FREQ_KHZ;
+
+ /* Only check lowest frequency in cases when OPPs are used and
+ * present in the device tree.
+ */
+#ifdef CONFIG_PM_OPP
+ struct dev_pm_opp *opp_ptr;
+ unsigned long found_freq = 0;
+
+ /* find lowest frequency OPP */
+ opp_ptr = dev_pm_opp_find_freq_ceil(kbdev->dev, &found_freq);
+ if (IS_ERR(opp_ptr)) {
+ dev_err(kbdev->dev, "No OPPs found in device tree! Scaling timeouts using %llu kHz",
+ (unsigned long long)lowest_freq_khz);
+ } else {
+#if KERNEL_VERSION(4, 11, 0) <= LINUX_VERSION_CODE
+ dev_pm_opp_put(opp_ptr); /* decrease OPP refcount */
+#endif
+ /* convert found frequency to KHz */
+ found_freq /= 1000;
+
+ /* If lowest frequency in OPP table is still higher
+ * than the reference, then keep the reference frequency
+ * as the one to use for scaling .
+ */
+ if (found_freq < lowest_freq_khz)
+ lowest_freq_khz = found_freq;
+ }
+#else
+ dev_err(kbdev->dev, "No operating-points-v2 node or operating-points property in DT");
+#endif
+
+ kbdev->lowest_gpu_freq_khz = lowest_freq_khz;
+ dev_dbg(kbdev->dev, "Lowest frequency identified is %llu kHz", kbdev->lowest_gpu_freq_khz);
+ return 0;
+}
/**
- * set_pm_poweroff - Store callback for the pm_poweroff sysfs file.
+ * pm_poweroff_store - Store callback for the pm_poweroff sysfs file.
* @dev: The device with sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
@@ -3213,7 +3397,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_pm_poweroff(struct device *dev,
+static ssize_t pm_poweroff_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
@@ -3252,7 +3436,7 @@
}
/**
- * show_pm_poweroff - Show callback for the pm_poweroff sysfs entry.
+ * pm_poweroff_show - Show callback for the pm_poweroff sysfs entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer to receive the GPU information.
@@ -3262,7 +3446,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_pm_poweroff(struct device *dev,
+static ssize_t pm_poweroff_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
@@ -3286,80 +3470,10 @@
return ret;
}
-static DEVICE_ATTR(pm_poweroff, S_IRUGO | S_IWUSR, show_pm_poweroff,
- set_pm_poweroff);
-
-#if MALI_USE_CSF
-/**
- * set_idle_hysteresis_time - Store callback for CSF idle_hysteresis_time
- * sysfs file.
- * @dev: The device with sysfs file is for
- * @attr: The attributes of the sysfs file
- * @buf: The value written to the sysfs file
- * @count: The number of bytes written to the sysfs file
- *
- * This function is called when the idle_hysteresis_time sysfs file is
- * written to.
- *
- * This file contains values of the idle idle hysteresis duration.
- *
- * Return: @count if the function succeeded. An error code on failure.
- */
-static ssize_t set_idle_hysteresis_time(struct device *dev,
- struct device_attribute *attr, const char *buf, size_t count)
-{
- struct kbase_device *kbdev;
- u32 dur;
-
- kbdev = to_kbase_device(dev);
- if (!kbdev)
- return -ENODEV;
-
- if (kstrtou32(buf, 0, &dur)) {
- dev_err(kbdev->dev, "Couldn't process idle_hysteresis_time write operation.\n"
- "Use format <idle_hysteresis_time>\n");
- return -EINVAL;
- }
-
- kbase_csf_firmware_set_gpu_idle_hysteresis_time(kbdev, dur);
-
- return count;
-}
+static DEVICE_ATTR_RW(pm_poweroff);
/**
- * show_idle_hysteresis_time - Show callback for CSF idle_hysteresis_time
- * sysfs entry.
- * @dev: The device this sysfs file is for.
- * @attr: The attributes of the sysfs file.
- * @buf: The output buffer to receive the GPU information.
- *
- * This function is called to get the current idle hysteresis duration in ms.
- *
- * Return: The number of bytes output to @buf.
- */
-static ssize_t show_idle_hysteresis_time(struct device *dev,
- struct device_attribute *attr, char * const buf)
-{
- struct kbase_device *kbdev;
- ssize_t ret;
- u32 dur;
-
- kbdev = to_kbase_device(dev);
- if (!kbdev)
- return -ENODEV;
-
- dur = kbase_csf_firmware_get_gpu_idle_hysteresis_time(kbdev);
- ret = scnprintf(buf, PAGE_SIZE, "%u\n", dur);
-
- return ret;
-}
-
-static DEVICE_ATTR(idle_hysteresis_time, S_IRUGO | S_IWUSR,
- show_idle_hysteresis_time, set_idle_hysteresis_time);
-#endif
-
-/**
- * set_reset_timeout - Store callback for the reset_timeout sysfs file.
+ * reset_timeout_store - Store callback for the reset_timeout sysfs file.
* @dev: The device with sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
@@ -3370,7 +3484,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_reset_timeout(struct device *dev,
+static ssize_t reset_timeout_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *kbdev;
@@ -3395,7 +3509,7 @@
}
/**
- * show_reset_timeout - Show callback for the reset_timeout sysfs entry.
+ * reset_timeout_show - Show callback for the reset_timeout sysfs entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer to receive the GPU information.
@@ -3404,7 +3518,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_reset_timeout(struct device *dev,
+static ssize_t reset_timeout_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
@@ -3419,11 +3533,9 @@
return ret;
}
-static DEVICE_ATTR(reset_timeout, S_IRUGO | S_IWUSR, show_reset_timeout,
- set_reset_timeout);
+static DEVICE_ATTR_RW(reset_timeout);
-
-static ssize_t show_mem_pool_size(struct device *dev,
+static ssize_t mem_pool_size_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3436,7 +3548,7 @@
kbase_mem_pool_debugfs_size);
}
-static ssize_t set_mem_pool_size(struct device *dev,
+static ssize_t mem_pool_size_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3452,10 +3564,9 @@
return err ? err : count;
}
-static DEVICE_ATTR(mem_pool_size, S_IRUGO | S_IWUSR, show_mem_pool_size,
- set_mem_pool_size);
+static DEVICE_ATTR_RW(mem_pool_size);
-static ssize_t show_mem_pool_max_size(struct device *dev,
+static ssize_t mem_pool_max_size_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3468,7 +3579,7 @@
kbase_mem_pool_debugfs_max_size);
}
-static ssize_t set_mem_pool_max_size(struct device *dev,
+static ssize_t mem_pool_max_size_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3484,11 +3595,10 @@
return err ? err : count;
}
-static DEVICE_ATTR(mem_pool_max_size, S_IRUGO | S_IWUSR, show_mem_pool_max_size,
- set_mem_pool_max_size);
+static DEVICE_ATTR_RW(mem_pool_max_size);
/**
- * show_lp_mem_pool_size - Show size of the large memory pages pool.
+ * lp_mem_pool_size_show - Show size of the large memory pages pool.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer to receive the pool size.
@@ -3497,7 +3607,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_lp_mem_pool_size(struct device *dev,
+static ssize_t lp_mem_pool_size_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3511,7 +3621,7 @@
}
/**
- * set_lp_mem_pool_size - Set size of the large memory pages pool.
+ * lp_mem_pool_size_store - Set size of the large memory pages pool.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The value written to the sysfs file.
@@ -3522,7 +3632,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_lp_mem_pool_size(struct device *dev,
+static ssize_t lp_mem_pool_size_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3538,11 +3648,10 @@
return err ? err : count;
}
-static DEVICE_ATTR(lp_mem_pool_size, S_IRUGO | S_IWUSR, show_lp_mem_pool_size,
- set_lp_mem_pool_size);
+static DEVICE_ATTR_RW(lp_mem_pool_size);
/**
- * show_lp_mem_pool_max_size - Show maximum size of the large memory pages pool.
+ * lp_mem_pool_max_size_show - Show maximum size of the large memory pages pool.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The output buffer to receive the pool size.
@@ -3551,7 +3660,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_lp_mem_pool_max_size(struct device *dev,
+static ssize_t lp_mem_pool_max_size_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3565,7 +3674,7 @@
}
/**
- * set_lp_mem_pool_max_size - Set maximum size of the large memory pages pool.
+ * lp_mem_pool_max_size_store - Set maximum size of the large memory pages pool.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
* @buf: The value written to the sysfs file.
@@ -3575,7 +3684,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_lp_mem_pool_max_size(struct device *dev,
+static ssize_t lp_mem_pool_max_size_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_device *const kbdev = to_kbase_device(dev);
@@ -3591,8 +3700,7 @@
return err ? err : count;
}
-static DEVICE_ATTR(lp_mem_pool_max_size, S_IRUGO | S_IWUSR, show_lp_mem_pool_max_size,
- set_lp_mem_pool_max_size);
+static DEVICE_ATTR_RW(lp_mem_pool_max_size);
/**
* show_simplified_mem_pool_max_size - Show the maximum size for the memory
@@ -3793,7 +3901,7 @@
#if !MALI_USE_CSF
/**
- * show_js_ctx_scheduling_mode - Show callback for js_ctx_scheduling_mode sysfs
+ * js_ctx_scheduling_mode_show - Show callback for js_ctx_scheduling_mode sysfs
* entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
@@ -3803,7 +3911,7 @@
*
* Return: The number of bytes output to @buf.
*/
-static ssize_t show_js_ctx_scheduling_mode(struct device *dev,
+static ssize_t js_ctx_scheduling_mode_show(struct device *dev,
struct device_attribute *attr, char * const buf)
{
struct kbase_device *kbdev;
@@ -3816,7 +3924,7 @@
}
/**
- * set_js_ctx_scheduling_mode - Set callback for js_ctx_scheduling_mode sysfs
+ * js_ctx_scheduling_mode_store - Set callback for js_ctx_scheduling_mode sysfs
* entry.
* @dev: The device this sysfs file is for.
* @attr: The attributes of the sysfs file.
@@ -3829,7 +3937,7 @@
*
* Return: @count if the function succeeded. An error code on failure.
*/
-static ssize_t set_js_ctx_scheduling_mode(struct device *dev,
+static ssize_t js_ctx_scheduling_mode_store(struct device *dev,
struct device_attribute *attr, const char *buf, size_t count)
{
struct kbase_context *kctx;
@@ -3871,11 +3979,7 @@
return count;
}
-static DEVICE_ATTR(js_ctx_scheduling_mode, S_IRUGO | S_IWUSR,
- show_js_ctx_scheduling_mode,
- set_js_ctx_scheduling_mode);
-
-#ifdef MALI_KBASE_BUILD
+static DEVICE_ATTR_RW(js_ctx_scheduling_mode);
/* Number of entries in serialize_jobs_settings[] */
#define NR_SERIALIZE_JOBS_SETTINGS 5
@@ -3899,14 +4003,14 @@
* update_serialize_jobs_setting - Update the serialization setting for the
* submission of GPU jobs.
*
- * This function is called when the serialize_jobs sysfs/debugfs file is
- * written to. It matches the requested setting against the available settings
- * and if a matching setting is found updates kbdev->serialize_jobs.
- *
* @kbdev: An instance of the GPU platform device, allocated from the probe
* method of the driver.
* @buf: Buffer containing the value written to the sysfs/debugfs file.
* @count: The number of bytes to write to the sysfs/debugfs file.
+ *
+ * This function is called when the serialize_jobs sysfs/debugfs file is
+ * written to. It matches the requested setting against the available settings
+ * and if a matching setting is found updates kbdev->serialize_jobs.
*
* Return: @count if the function succeeded. An error code on failure.
*/
@@ -4029,13 +4133,13 @@
/**
* show_serialize_jobs_sysfs - Show callback for serialize_jobs sysfs file.
*
- * This function is called to get the contents of the serialize_jobs sysfs
- * file. This is a list of the available settings with the currently active
- * one surrounded by square brackets.
- *
* @dev: The device this sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The output buffer for the sysfs file contents
+ *
+ * This function is called to get the contents of the serialize_jobs sysfs
+ * file. This is a list of the available settings with the currently active
+ * one surrounded by square brackets.
*
* Return: The number of bytes output to @buf.
*/
@@ -4071,14 +4175,14 @@
/**
* store_serialize_jobs_sysfs - Store callback for serialize_jobs sysfs file.
*
- * This function is called when the serialize_jobs sysfs file is written to.
- * It matches the requested setting against the available settings and if a
- * matching setting is found updates kbdev->serialize_jobs.
- *
* @dev: The device this sysfs file is for
* @attr: The attributes of the sysfs file
* @buf: The value written to the sysfs file
* @count: The number of bytes to write to the sysfs file
+ *
+ * This function is called when the serialize_jobs sysfs file is written to.
+ * It matches the requested setting against the available settings and if a
+ * matching setting is found updates kbdev->serialize_jobs.
*
* Return: @count if the function succeeded. An error code on failure.
*/
@@ -4091,7 +4195,6 @@
static DEVICE_ATTR(serialize_jobs, 0600, show_serialize_jobs_sysfs,
store_serialize_jobs_sysfs);
-#endif /* MALI_KBASE_BUILD */
#endif /* !MALI_USE_CSF */
static void kbasep_protected_mode_hwcnt_disable_worker(struct work_struct *data)
@@ -4187,6 +4290,15 @@
kfree(kbdev->protected_dev);
}
+#if IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI)
+static int kbase_common_reg_map(struct kbase_device *kbdev)
+{
+ return 0;
+}
+static void kbase_common_reg_unmap(struct kbase_device * const kbdev)
+{
+}
+#else /* !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI) */
static int kbase_common_reg_map(struct kbase_device *kbdev)
{
int err = 0;
@@ -4222,6 +4334,7 @@
kbdev->reg_size = 0;
}
}
+#endif /* !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI) */
int registers_map(struct kbase_device * const kbdev)
{
@@ -4350,8 +4463,8 @@
kbase_pm_register_access_enable(kbdev);
gpu_id = kbase_reg_read(kbdev, GPU_CONTROL_REG(GPU_ID));
kbase_pm_register_access_disable(kbdev);
- product_id = KBASE_UBFX32(gpu_id,
- GPU_ID_VERSION_PRODUCT_ID_SHIFT, 16);
+ product_id =
+ KBASE_UBFX32(gpu_id, KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT, 16);
gpu_model_id = GPU_ID2_MODEL_MATCH_VALUE(product_id);
if (gpu_model_id != GPU_ID2_PRODUCT_TGOX
@@ -4403,10 +4516,9 @@
int err = 0;
unsigned int i;
#if defined(CONFIG_REGULATOR)
- static const char *regulator_names[] = {
- "mali", "shadercores"
+ static const char * const regulator_names[] = {
+ "mali", "mem"
};
- BUILD_BUG_ON(ARRAY_SIZE(regulator_names) < BASE_MAX_NR_CLOCKS_REGULATORS);
#endif /* CONFIG_REGULATOR */
if (!kbdev)
@@ -4422,17 +4534,17 @@
* Any other error is ignored and the driver will continue
* operating with a partial initialization of regulators.
*/
- for (i = 0; i < BASE_MAX_NR_CLOCKS_REGULATORS; i++) {
+ for (i = 0; i < ARRAY_SIZE(regulator_names); i++) {
kbdev->regulators[i] = regulator_get_optional(kbdev->dev,
regulator_names[i]);
- if (IS_ERR_OR_NULL(kbdev->regulators[i])) {
+ if (IS_ERR(kbdev->regulators[i])) {
err = PTR_ERR(kbdev->regulators[i]);
kbdev->regulators[i] = NULL;
break;
}
}
if (err == -EPROBE_DEFER) {
- while ((i > 0) && (i < BASE_MAX_NR_CLOCKS_REGULATORS))
+ while (i > 0)
regulator_put(kbdev->regulators[--i]);
return err;
}
@@ -4453,7 +4565,7 @@
*/
for (i = 0; i < BASE_MAX_NR_CLOCKS_REGULATORS; i++) {
kbdev->clocks[i] = of_clk_get(kbdev->dev->of_node, i);
- if (IS_ERR_OR_NULL(kbdev->clocks[i])) {
+ if (IS_ERR(kbdev->clocks[i])) {
err = PTR_ERR(kbdev->clocks[i]);
kbdev->clocks[i] = NULL;
break;
@@ -4469,8 +4581,8 @@
}
}
if (err == -EPROBE_DEFER) {
- while ((i > 0) && (i < BASE_MAX_NR_CLOCKS_REGULATORS)) {
- clk_unprepare(kbdev->clocks[--i]);
+ while (i > 0) {
+ clk_disable_unprepare(kbdev->clocks[--i]);
clk_put(kbdev->clocks[i]);
}
goto clocks_probe_defer;
@@ -4485,13 +4597,39 @@
* from completing its initialization.
*/
#if defined(CONFIG_PM_OPP)
-#if ((KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE) && \
- defined(CONFIG_REGULATOR))
+#if defined(CONFIG_REGULATOR)
+#if (KERNEL_VERSION(6, 0, 0) <= LINUX_VERSION_CODE)
if (kbdev->nr_regulators > 0) {
- kbdev->opp_table = dev_pm_opp_set_regulators(kbdev->dev,
- regulator_names, BASE_MAX_NR_CLOCKS_REGULATORS);
+ kbdev->token = dev_pm_opp_set_regulators(kbdev->dev, regulator_names);
+
+ if (kbdev->token < 0) {
+ err = kbdev->token;
+ goto regulators_probe_defer;
+ }
+
}
-#endif /* (KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE */
+#elif (KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE)
+ if (kbdev->nr_regulators > 0) {
+ kbdev->opp_table =
+ dev_pm_opp_set_regulators(kbdev->dev, regulator_names,
+ kbdev->nr_regulators);
+ if (IS_ERR(kbdev->opp_table)) {
+ dev_err(kbdev->dev, "Failed to set regulators\n");
+ return 0;
+ }
+ kbdev->opp_table =
+ dev_pm_opp_register_set_opp_helper(kbdev->dev,
+ kbase_devfreq_opp_helper);
+ if (IS_ERR(kbdev->opp_table)) {
+ dev_pm_opp_put_regulators(kbdev->opp_table);
+ kbdev->opp_table = NULL;
+ dev_err(kbdev->dev, "Failed to set opp helper\n");
+ return 0;
+ }
+ }
+#endif /* (KERNEL_VERSION(6, 0, 0) <= LINUX_VERSION_CODE) */
+#endif /* CONFIG_REGULATOR */
+
#ifdef CONFIG_ARCH_ROCKCHIP
err = kbase_platform_rk_init_opp_table(kbdev);
if (err)
@@ -4502,6 +4640,19 @@
#endif
#endif /* CONFIG_PM_OPP */
return 0;
+
+#if defined(CONFIG_PM_OPP) && \
+ ((KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE) && defined(CONFIG_REGULATOR))
+ for (i = 0; i < BASE_MAX_NR_CLOCKS_REGULATORS; i++) {
+ if (kbdev->clocks[i]) {
+ if (__clk_is_enabled(kbdev->clocks[i]))
+ clk_disable_unprepare(kbdev->clocks[i]);
+ clk_put(kbdev->clocks[i]);
+ kbdev->clocks[i] = NULL;
+ } else
+ break;
+ }
+#endif
clocks_probe_defer:
#if defined(CONFIG_REGULATOR)
@@ -4518,11 +4669,17 @@
#if defined(CONFIG_PM_OPP)
dev_pm_opp_of_remove_table(kbdev->dev);
-#if ((KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE) && \
- defined(CONFIG_REGULATOR))
+#if defined(CONFIG_REGULATOR)
+#if (KERNEL_VERSION(6, 0, 0) <= LINUX_VERSION_CODE)
+ if (kbdev->token > -EPERM) {
+ dev_pm_opp_unregister_set_opp_helper(kbdev->opp_table);
+ dev_pm_opp_put_regulators(kbdev->token);
+ }
+#elif (KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE)
if (!IS_ERR_OR_NULL(kbdev->opp_table))
dev_pm_opp_put_regulators(kbdev->opp_table);
-#endif /* (KERNEL_VERSION(4, 10, 0) <= LINUX_VERSION_CODE */
+#endif /* (KERNEL_VERSION(6, 0, 0) <= LINUX_VERSION_CODE) */
+#endif /* CONFIG_REGULATOR */
#endif /* CONFIG_PM_OPP */
for (i = 0; i < BASE_MAX_NR_CLOCKS_REGULATORS; i++) {
@@ -4544,7 +4701,6 @@
#endif
}
-#ifdef MALI_KBASE_BUILD
#if IS_ENABLED(CONFIG_DEBUG_FS)
static void trigger_reset(struct kbase_device *kbdev)
@@ -4562,43 +4718,48 @@
kbdev = (struct kbase_device *)data; \
kbdev->hw_quirks_##type = (u32)val; \
trigger_reset(kbdev); \
- return 0;\
+ return 0; \
} \
\
static int type##_quirks_get(void *data, u64 *val) \
{ \
- struct kbase_device *kbdev;\
- kbdev = (struct kbase_device *)data;\
- *val = kbdev->hw_quirks_##type;\
- return 0;\
+ struct kbase_device *kbdev; \
+ kbdev = (struct kbase_device *)data; \
+ *val = kbdev->hw_quirks_##type; \
+ return 0; \
} \
-DEFINE_SIMPLE_ATTRIBUTE(fops_##type##_quirks, type##_quirks_get,\
- type##_quirks_set, "%llu\n")
+DEFINE_DEBUGFS_ATTRIBUTE(fops_##type##_quirks, type##_quirks_get, \
+ type##_quirks_set, "%llu\n")
MAKE_QUIRK_ACCESSORS(sc);
MAKE_QUIRK_ACCESSORS(tiler);
MAKE_QUIRK_ACCESSORS(mmu);
MAKE_QUIRK_ACCESSORS(gpu);
-static ssize_t kbase_device_debugfs_reset_write(struct file *file,
- const char __user *ubuf, size_t count, loff_t *ppos)
+/**
+ * kbase_device_debugfs_reset_write() - Reset the GPU
+ *
+ * @data: Pointer to the Kbase device.
+ * @wait_for_reset: Value written to the file.
+ *
+ * This function will perform the GPU reset, and if the value written to
+ * the file is 1 it will also wait for the reset to complete.
+ *
+ * Return: 0 in case of no error otherwise a negative value.
+ */
+static int kbase_device_debugfs_reset_write(void *data, u64 wait_for_reset)
{
- struct kbase_device *kbdev = file->private_data;
- CSTD_UNUSED(ubuf);
- CSTD_UNUSED(count);
- CSTD_UNUSED(ppos);
+ struct kbase_device *kbdev = data;
trigger_reset(kbdev);
- return count;
+ if (wait_for_reset == 1)
+ return kbase_reset_gpu_wait(kbdev);
+
+ return 0;
}
-static const struct file_operations fops_trigger_reset = {
- .owner = THIS_MODULE,
- .open = simple_open,
- .write = kbase_device_debugfs_reset_write,
- .llseek = default_llseek,
-};
+DEFINE_DEBUGFS_ATTRIBUTE(fops_trigger_reset, NULL, &kbase_device_debugfs_reset_write, "%llu\n");
/**
* debugfs_protected_debug_mode_read - "protected_debug_mode" debugfs read
@@ -4682,57 +4843,84 @@
.release = single_release,
};
-int kbase_device_debugfs_init(struct kbase_device *kbdev)
+/**
+ * debugfs_ctx_defaults_init - Create the default configuration of new contexts in debugfs
+ * @kbdev: An instance of the GPU platform device, allocated from the probe method of the driver.
+ * Return: A pointer to the last dentry that it tried to create, whether successful or not.
+ * Could be NULL or encode another error value.
+ */
+static struct dentry *debugfs_ctx_defaults_init(struct kbase_device *const kbdev)
{
- struct dentry *debugfs_ctx_defaults_directory;
- int err;
/* prevent unprivileged use of debug file system
* in old kernel version
*/
-#if (KERNEL_VERSION(4, 7, 0) <= LINUX_VERSION_CODE)
- /* only for newer kernel version debug file system is safe */
const mode_t mode = 0644;
-#else
- const mode_t mode = 0600;
-#endif
+ struct dentry *dentry = debugfs_create_dir("defaults", kbdev->debugfs_ctx_directory);
+ struct dentry *debugfs_ctx_defaults_directory = dentry;
- kbdev->mali_debugfs_directory = debugfs_create_dir(kbdev->devname,
- NULL);
- if (!kbdev->mali_debugfs_directory) {
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Couldn't create mali debugfs ctx defaults directory\n");
+ return dentry;
+ }
+
+ debugfs_create_bool("infinite_cache", mode,
+ debugfs_ctx_defaults_directory,
+ &kbdev->infinite_cache_active_default);
+
+ dentry = debugfs_create_file("mem_pool_max_size", mode, debugfs_ctx_defaults_directory,
+ &kbdev->mem_pool_defaults.small,
+ &kbase_device_debugfs_mem_pool_max_size_fops);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create mem_pool_max_size debugfs entry\n");
+ return dentry;
+ }
+
+ dentry = debugfs_create_file("lp_mem_pool_max_size", mode, debugfs_ctx_defaults_directory,
+ &kbdev->mem_pool_defaults.large,
+ &kbase_device_debugfs_mem_pool_max_size_fops);
+ if (IS_ERR_OR_NULL(dentry))
+ dev_err(kbdev->dev, "Unable to create lp_mem_pool_max_size debugfs entry\n");
+
+ return dentry;
+}
+
+/**
+ * init_debugfs - Create device-wide debugfs directories and files for the Mali driver
+ * @kbdev: An instance of the GPU platform device, allocated from the probe method of the driver.
+ * Return: A pointer to the last dentry that it tried to create, whether successful or not.
+ * Could be NULL or encode another error value.
+ */
+static struct dentry *init_debugfs(struct kbase_device *kbdev)
+{
+ struct dentry *dentry = debugfs_create_dir(kbdev->devname, NULL);
+
+ kbdev->mali_debugfs_directory = dentry;
+ if (IS_ERR_OR_NULL(dentry)) {
dev_err(kbdev->dev,
"Couldn't create mali debugfs directory: %s\n",
kbdev->devname);
- err = -ENOMEM;
- goto out;
+ return dentry;
}
- kbdev->debugfs_ctx_directory = debugfs_create_dir("ctx",
- kbdev->mali_debugfs_directory);
- if (!kbdev->debugfs_ctx_directory) {
+ dentry = debugfs_create_dir("ctx", kbdev->mali_debugfs_directory);
+ kbdev->debugfs_ctx_directory = dentry;
+ if (IS_ERR_OR_NULL(dentry)) {
dev_err(kbdev->dev, "Couldn't create mali debugfs ctx directory\n");
- err = -ENOMEM;
- goto out;
+ return dentry;
}
- kbdev->debugfs_instr_directory = debugfs_create_dir("instrumentation",
- kbdev->mali_debugfs_directory);
- if (!kbdev->debugfs_instr_directory) {
+ dentry = debugfs_create_dir("instrumentation", kbdev->mali_debugfs_directory);
+ kbdev->debugfs_instr_directory = dentry;
+ if (IS_ERR_OR_NULL(dentry)) {
dev_err(kbdev->dev, "Couldn't create mali debugfs instrumentation directory\n");
- err = -ENOMEM;
- goto out;
- }
-
- debugfs_ctx_defaults_directory = debugfs_create_dir("defaults",
- kbdev->debugfs_ctx_directory);
- if (!debugfs_ctx_defaults_directory) {
- dev_err(kbdev->dev, "Couldn't create mali debugfs ctx defaults directory\n");
- err = -ENOMEM;
- goto out;
+ return dentry;
}
kbasep_regs_history_debugfs_init(kbdev);
-#if !MALI_USE_CSF
+#if MALI_USE_CSF
+ kbase_debug_csf_fault_debugfs_init(kbdev);
+#else /* MALI_USE_CSF */
kbase_debug_job_fault_debugfs_init(kbdev);
#endif /* !MALI_USE_CSF */
@@ -4741,67 +4929,99 @@
#ifdef CONFIG_MALI_PRFCNT_SET_SELECT_VIA_DEBUG_FS
kbase_instr_backend_debugfs_init(kbdev);
#endif
+ kbase_pbha_debugfs_init(kbdev);
+
/* fops_* variables created by invocations of macro
* MAKE_QUIRK_ACCESSORS() above.
*/
- debugfs_create_file("quirks_sc", 0644,
+ dentry = debugfs_create_file("quirks_sc", 0644,
kbdev->mali_debugfs_directory, kbdev,
&fops_sc_quirks);
- debugfs_create_file("quirks_tiler", 0644,
- kbdev->mali_debugfs_directory, kbdev,
- &fops_tiler_quirks);
- debugfs_create_file("quirks_mmu", 0644,
- kbdev->mali_debugfs_directory, kbdev,
- &fops_mmu_quirks);
- debugfs_create_file("quirks_gpu", 0644, kbdev->mali_debugfs_directory,
- kbdev, &fops_gpu_quirks);
-
- debugfs_create_bool("infinite_cache", mode,
- debugfs_ctx_defaults_directory,
- &kbdev->infinite_cache_active_default);
-
- debugfs_create_file("mem_pool_max_size", mode,
- debugfs_ctx_defaults_directory,
- &kbdev->mem_pool_defaults.small,
- &kbase_device_debugfs_mem_pool_max_size_fops);
-
- debugfs_create_file("lp_mem_pool_max_size", mode,
- debugfs_ctx_defaults_directory,
- &kbdev->mem_pool_defaults.large,
- &kbase_device_debugfs_mem_pool_max_size_fops);
-
- if (kbase_hw_has_feature(kbdev, BASE_HW_FEATURE_PROTECTED_DEBUG_MODE)) {
- debugfs_create_file("protected_debug_mode", S_IRUGO,
- kbdev->mali_debugfs_directory, kbdev,
- &fops_protected_debug_mode);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create quirks_sc debugfs entry\n");
+ return dentry;
}
- debugfs_create_file("reset", 0644,
+ dentry = debugfs_create_file("quirks_tiler", 0644,
+ kbdev->mali_debugfs_directory, kbdev,
+ &fops_tiler_quirks);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create quirks_tiler debugfs entry\n");
+ return dentry;
+ }
+
+ dentry = debugfs_create_file("quirks_mmu", 0644,
+ kbdev->mali_debugfs_directory, kbdev,
+ &fops_mmu_quirks);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create quirks_mmu debugfs entry\n");
+ return dentry;
+ }
+
+ dentry = debugfs_create_file("quirks_gpu", 0644, kbdev->mali_debugfs_directory,
+ kbdev, &fops_gpu_quirks);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create quirks_gpu debugfs entry\n");
+ return dentry;
+ }
+
+ dentry = debugfs_ctx_defaults_init(kbdev);
+ if (IS_ERR_OR_NULL(dentry))
+ return dentry;
+
+ if (kbase_hw_has_feature(kbdev, BASE_HW_FEATURE_PROTECTED_DEBUG_MODE)) {
+ dentry = debugfs_create_file("protected_debug_mode", 0444,
+ kbdev->mali_debugfs_directory, kbdev,
+ &fops_protected_debug_mode);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create protected_debug_mode debugfs entry\n");
+ return dentry;
+ }
+ }
+
+ dentry = debugfs_create_file("reset", 0644,
kbdev->mali_debugfs_directory, kbdev,
&fops_trigger_reset);
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create reset debugfs entry\n");
+ return dentry;
+ }
kbase_ktrace_debugfs_init(kbdev);
#ifdef CONFIG_MALI_BIFROST_DEVFREQ
#if IS_ENABLED(CONFIG_DEVFREQ_THERMAL)
- if (kbdev->devfreq && !kbdev->model_data)
+ if (kbdev->devfreq && !kbdev->model_data &&
+ !kbdev->dfc_power.dyn_power_coeff)
kbase_ipa_debugfs_init(kbdev);
#endif /* CONFIG_DEVFREQ_THERMAL */
#endif /* CONFIG_MALI_BIFROST_DEVFREQ */
#if !MALI_USE_CSF
- debugfs_create_file("serialize_jobs", S_IRUGO | S_IWUSR,
+ dentry = debugfs_create_file("serialize_jobs", 0644,
kbdev->mali_debugfs_directory, kbdev,
&kbasep_serialize_jobs_debugfs_fops);
-
+ if (IS_ERR_OR_NULL(dentry)) {
+ dev_err(kbdev->dev, "Unable to create serialize_jobs debugfs entry\n");
+ return dentry;
+ }
+ kbase_timeline_io_debugfs_init(kbdev);
#endif
kbase_dvfs_status_debugfs_init(kbdev);
- return 0;
-out:
- debugfs_remove_recursive(kbdev->mali_debugfs_directory);
- return err;
+ return dentry;
+}
+
+int kbase_device_debugfs_init(struct kbase_device *kbdev)
+{
+ struct dentry *dentry = init_debugfs(kbdev);
+
+ if (IS_ERR_OR_NULL(dentry)) {
+ debugfs_remove_recursive(kbdev->mali_debugfs_directory);
+ return IS_ERR(dentry) ? PTR_ERR(dentry) : -ENOMEM;
+ }
+ return 0;
}
void kbase_device_debugfs_term(struct kbase_device *kbdev)
@@ -4809,7 +5029,6 @@
debugfs_remove_recursive(kbdev->mali_debugfs_directory);
}
#endif /* CONFIG_DEBUG_FS */
-#endif /* MALI_KBASE_BUILD */
int kbase_device_coherency_init(struct kbase_device *kbdev)
{
@@ -4817,12 +5036,13 @@
u32 supported_coherency_bitmap =
kbdev->gpu_props.props.raw_props.coherency_mode;
const void *coherency_override_dts;
+ bool dma_coherent;
u32 override_coherency, gpu_id;
unsigned int prod_id;
gpu_id = kbdev->gpu_props.props.raw_props.gpu_id;
gpu_id &= GPU_ID_VERSION_PRODUCT_ID;
- prod_id = gpu_id >> GPU_ID_VERSION_PRODUCT_ID_SHIFT;
+ prod_id = gpu_id >> KBASE_GPU_ID_VERSION_PRODUCT_ID_SHIFT;
/* Only for tMIx :
* (COHERENCY_ACE_LITE | COHERENCY_ACE) was incorrectly
@@ -4841,12 +5061,23 @@
/* device tree may override the coherency */
#if IS_ENABLED(CONFIG_OF)
+ /* treat "dma-coherency" as a synonym for ACE-lite */
+ dma_coherent = of_dma_is_coherent(kbdev->dev->of_node);
coherency_override_dts = of_get_property(kbdev->dev->of_node,
"system-coherency",
NULL);
- if (coherency_override_dts) {
-
- override_coherency = be32_to_cpup(coherency_override_dts);
+ if (coherency_override_dts || dma_coherent) {
+ if (coherency_override_dts) {
+ override_coherency = be32_to_cpup(coherency_override_dts);
+ if (dma_coherent && override_coherency != COHERENCY_ACE_LITE) {
+ dev_err(kbdev->dev,
+ "system-coherency needs to be 0 when dma-coherent is set\n");
+ return -EINVAL;
+ }
+ } else {
+ /* dma-coherent set and system-coherency not specified */
+ override_coherency = COHERENCY_ACE_LITE;
+ }
#if MALI_USE_CSF && !IS_ENABLED(CONFIG_MALI_BIFROST_NO_MALI)
/* ACE coherency mode is not supported by Driver on CSF GPUs.
@@ -4954,8 +5185,7 @@
return ret;
}
-static DEVICE_ATTR(csg_scheduling_period, 0644, csg_scheduling_period_show,
- csg_scheduling_period_store);
+static DEVICE_ATTR_RW(csg_scheduling_period);
/**
* fw_timeout_store - Store callback for the fw_timeout sysfs file.
@@ -4983,10 +5213,11 @@
ret = kstrtouint(buf, 0, &fw_timeout);
if (ret || fw_timeout == 0) {
- dev_err(kbdev->dev, "%s\n%s\n%u",
- "Couldn't process fw_timeout write operation.",
- "Use format 'fw_timeout_ms', and fw_timeout_ms > 0",
- FIRMWARE_PING_INTERVAL_MS);
+ dev_err(kbdev->dev,
+ "Couldn't process fw_timeout write operation.\n"
+ "Use format 'fw_timeout_ms', and fw_timeout_ms > 0\n"
+ "Default fw_timeout: %u",
+ kbase_get_timeout_ms(kbdev, CSF_FIRMWARE_PING_TIMEOUT));
return -EINVAL;
}
@@ -5023,7 +5254,133 @@
return ret;
}
-static DEVICE_ATTR(fw_timeout, 0644, fw_timeout_show, fw_timeout_store);
+static DEVICE_ATTR_RW(fw_timeout);
+
+/**
+ * idle_hysteresis_time_store - Store callback for CSF idle_hysteresis_time
+ * sysfs file.
+ * @dev: The device with sysfs file is for
+ * @attr: The attributes of the sysfs file
+ * @buf: The value written to the sysfs file
+ * @count: The number of bytes written to the sysfs file
+ *
+ * This function is called when the idle_hysteresis_time sysfs file is
+ * written to.
+ *
+ * This file contains values of the idle hysteresis duration.
+ *
+ * Return: @count if the function succeeded. An error code on failure.
+ */
+static ssize_t idle_hysteresis_time_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t count)
+{
+ struct kbase_device *kbdev;
+ u32 dur = 0;
+
+ kbdev = to_kbase_device(dev);
+ if (!kbdev)
+ return -ENODEV;
+
+ if (kstrtou32(buf, 0, &dur)) {
+ dev_err(kbdev->dev, "Couldn't process idle_hysteresis_time write operation.\n"
+ "Use format <idle_hysteresis_time>\n");
+ return -EINVAL;
+ }
+
+ kbase_csf_firmware_set_gpu_idle_hysteresis_time(kbdev, dur);
+
+ return count;
+}
+
+/**
+ * idle_hysteresis_time_show - Show callback for CSF idle_hysteresis_time
+ * sysfs entry.
+ * @dev: The device this sysfs file is for.
+ * @attr: The attributes of the sysfs file.
+ * @buf: The output buffer to receive the GPU information.
+ *
+ * This function is called to get the current idle hysteresis duration in ms.
+ *
+ * Return: The number of bytes output to @buf.
+ */
+static ssize_t idle_hysteresis_time_show(struct device *dev,
+ struct device_attribute *attr, char * const buf)
+{
+ struct kbase_device *kbdev;
+ ssize_t ret;
+ u32 dur;
+
+ kbdev = to_kbase_device(dev);
+ if (!kbdev)
+ return -ENODEV;
+
+ dur = kbase_csf_firmware_get_gpu_idle_hysteresis_time(kbdev);
+ ret = scnprintf(buf, PAGE_SIZE, "%u\n", dur);
+
+ return ret;
+}
+
+static DEVICE_ATTR_RW(idle_hysteresis_time);
+
+/**
+ * mcu_shader_pwroff_timeout_show - Get the MCU shader Core power-off time value.
+ *
+ * @dev: The device this sysfs file is for.
+ * @attr: The attributes of the sysfs file.
+ * @buf: The output buffer for the sysfs file contents
+ *
+ * Get the internally recorded MCU shader Core power-off (nominal) timeout value.
+ * The unit of the value is in micro-seconds.
+ *
+ * Return: The number of bytes output to @buf if the
+ * function succeeded. A Negative value on failure.
+ */
+static ssize_t mcu_shader_pwroff_timeout_show(struct device *dev, struct device_attribute *attr,
+ char *const buf)
+{
+ struct kbase_device *kbdev = dev_get_drvdata(dev);
+ u32 pwroff;
+
+ if (!kbdev)
+ return -ENODEV;
+
+ pwroff = kbase_csf_firmware_get_mcu_core_pwroff_time(kbdev);
+ return scnprintf(buf, PAGE_SIZE, "%u\n", pwroff);
+}
+
+/**
+ * mcu_shader_pwroff_timeout_store - Set the MCU shader core power-off time value.
+ *
+ * @dev: The device with sysfs file is for
+ * @attr: The attributes of the sysfs file
+ * @buf: The value written to the sysfs file
+ * @count: The number of bytes to write to the sysfs file
+ *
+ * The duration value (unit: micro-seconds) for configuring MCU Shader Core
+ * timer, when the shader cores' power transitions are delegated to the
+ * MCU (normal operational mode)
+ *
+ * Return: @count if the function succeeded. An error code on failure.
+ */
+static ssize_t mcu_shader_pwroff_timeout_store(struct device *dev, struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct kbase_device *kbdev = dev_get_drvdata(dev);
+ u32 dur;
+
+ if (!kbdev)
+ return -ENODEV;
+
+ if (kstrtouint(buf, 0, &dur))
+ return -EINVAL;
+
+ kbase_csf_firmware_set_mcu_core_pwroff_time(kbdev, dur);
+
+ return count;
+}
+
+static DEVICE_ATTR_RW(mcu_shader_pwroff_timeout);
+
#endif /* MALI_USE_CSF */
static struct attribute *kbase_scheduling_attrs[] = {
@@ -5047,15 +5404,14 @@
&dev_attr_gpuinfo.attr,
&dev_attr_dvfs_period.attr,
&dev_attr_pm_poweroff.attr,
-#if MALI_USE_CSF
- &dev_attr_idle_hysteresis_time.attr,
-#endif
&dev_attr_reset_timeout.attr,
#if !MALI_USE_CSF
&dev_attr_js_scheduling_period.attr,
#else
&dev_attr_csg_scheduling_period.attr,
&dev_attr_fw_timeout.attr,
+ &dev_attr_idle_hysteresis_time.attr,
+ &dev_attr_mcu_shader_pwroff_timeout.attr,
#endif /* !MALI_USE_CSF */
&dev_attr_power_policy.attr,
&dev_attr_core_mask.attr,
@@ -5186,8 +5542,15 @@
}
kbdev->dev = &pdev->dev;
- dev_set_drvdata(kbdev->dev, kbdev);
+#if (KERNEL_VERSION(6, 0, 0) <= LINUX_VERSION_CODE)
+ kbdev->token = -EPERM;
+#endif /* (KERNEL_VERSION(6, 0, 0) <= LINUX_VERSION_CODE) */
+
+ dev_set_drvdata(kbdev->dev, kbdev);
+#if (KERNEL_VERSION(5, 3, 0) <= LINUX_VERSION_CODE)
+ mutex_lock(&kbase_probe_mutex);
+#endif
err = kbase_device_init(kbdev);
if (err) {
@@ -5199,12 +5562,16 @@
dev_set_drvdata(kbdev->dev, NULL);
kbase_device_free(kbdev);
+#if (KERNEL_VERSION(5, 3, 0) <= LINUX_VERSION_CODE)
+ mutex_unlock(&kbase_probe_mutex);
+#endif
} else {
-#ifdef MALI_KBASE_BUILD
dev_info(kbdev->dev,
"Probed as %s\n", dev_name(kbdev->mdev.this_device));
-#endif /* MALI_KBASE_BUILD */
kbase_increment_device_id();
+#if (KERNEL_VERSION(5, 3, 0) <= LINUX_VERSION_CODE)
+ mutex_unlock(&kbase_probe_mutex);
+#endif
#ifdef CONFIG_MALI_ARBITER_SUPPORT
mutex_lock(&kbdev->pm.lock);
kbase_arbiter_pm_vm_event(kbdev, KBASE_VM_GPU_INITIALIZED_EVT);
@@ -5220,11 +5587,11 @@
/**
* kbase_device_suspend - Suspend callback from the OS.
*
- * This is called by Linux when the device should suspend.
- *
* @dev: The device to suspend
*
- * Return: A standard Linux error code
+ * This is called by Linux when the device should suspend.
+ *
+ * Return: A standard Linux error code on failure, 0 otherwise.
*/
static int kbase_device_suspend(struct device *dev)
{
@@ -5233,7 +5600,10 @@
if (!kbdev)
return -ENODEV;
- kbase_pm_suspend(kbdev);
+ if (kbase_pm_suspend(kbdev)) {
+ dev_warn(kbdev->dev, "Abort suspend as GPU suspension failed");
+ return -EBUSY;
+ }
#ifdef CONFIG_MALI_BIFROST_DVFS
kbase_pm_metrics_stop(kbdev);
@@ -5246,15 +5616,27 @@
flush_workqueue(kbdev->devfreq_queue.workq);
}
#endif
+
+#ifdef CONFIG_ARCH_ROCKCHIP
+ kbase_platform_rk_enable_regulator(kbdev);
+#endif
+
+#ifdef KBASE_PM_RUNTIME
+ if (kbdev->is_runtime_resumed) {
+ if (kbdev->pm.backend.callback_power_runtime_off)
+ kbdev->pm.backend.callback_power_runtime_off(kbdev);
+ }
+#endif /* KBASE_PM_RUNTIME */
+
return 0;
}
/**
* kbase_device_resume - Resume callback from the OS.
*
- * This is called by Linux when the device should resume from suspension.
- *
* @dev: The device to resume
+ *
+ * This is called by Linux when the device should resume from suspension.
*
* Return: A standard Linux error code
*/
@@ -5265,6 +5647,13 @@
if (!kbdev)
return -ENODEV;
+#ifdef KBASE_PM_RUNTIME
+ if (kbdev->is_runtime_resumed) {
+ if (kbdev->pm.backend.callback_power_runtime_on)
+ kbdev->pm.backend.callback_power_runtime_on(kbdev);
+ }
+#endif /* KBASE_PM_RUNTIME */
+
kbase_pm_resume(kbdev);
#ifdef CONFIG_MALI_BIFROST_DVFS
@@ -5273,25 +5662,25 @@
#ifdef CONFIG_MALI_BIFROST_DEVFREQ
dev_dbg(dev, "Callback %s\n", __func__);
- if (kbdev->devfreq) {
- mutex_lock(&kbdev->pm.lock);
- if (kbdev->pm.active_count > 0)
- kbase_devfreq_enqueue_work(kbdev, DEVFREQ_WORK_RESUME);
- mutex_unlock(&kbdev->pm.lock);
- flush_workqueue(kbdev->devfreq_queue.workq);
- }
+ if (kbdev->devfreq)
+ kbase_devfreq_enqueue_work(kbdev, DEVFREQ_WORK_RESUME);
#endif
+
+#if !MALI_USE_CSF
+ kbase_enable_quick_reset(kbdev);
+#endif
+
return 0;
}
/**
* kbase_device_runtime_suspend - Runtime suspend callback from the OS.
*
+ * @dev: The device to suspend
+ *
* This is called by Linux when the device should prepare for a condition in
* which it will not be able to communicate with the CPU(s) and RAM due to
* power management.
- *
- * @dev: The device to suspend
*
* Return: A standard Linux error code
*/
@@ -5299,11 +5688,19 @@
static int kbase_device_runtime_suspend(struct device *dev)
{
struct kbase_device *kbdev = to_kbase_device(dev);
+ int ret = 0;
if (!kbdev)
return -ENODEV;
dev_dbg(dev, "Callback %s\n", __func__);
+ KBASE_KTRACE_ADD(kbdev, PM_RUNTIME_SUSPEND_CALLBACK, NULL, 0);
+
+#if MALI_USE_CSF
+ ret = kbase_pm_handle_runtime_suspend(kbdev);
+ if (ret)
+ return ret;
+#endif
#ifdef CONFIG_MALI_BIFROST_DVFS
kbase_pm_metrics_stop(kbdev);
@@ -5316,18 +5713,19 @@
if (kbdev->pm.backend.callback_power_runtime_off) {
kbdev->pm.backend.callback_power_runtime_off(kbdev);
+ kbdev->is_runtime_resumed = false;
dev_dbg(dev, "runtime suspend\n");
}
- return 0;
+ return ret;
}
#endif /* KBASE_PM_RUNTIME */
/**
* kbase_device_runtime_resume - Runtime resume callback from the OS.
*
- * This is called by Linux when the device should go into a fully active state.
- *
* @dev: The device to suspend
+ *
+ * This is called by Linux when the device should go into a fully active state.
*
* Return: A standard Linux error code
*/
@@ -5342,8 +5740,10 @@
return -ENODEV;
dev_dbg(dev, "Callback %s\n", __func__);
+ // KBASE_KTRACE_ADD(kbdev, PM_RUNTIME_RESUME_CALLBACK, NULL, 0);
if (kbdev->pm.backend.callback_power_runtime_on) {
ret = kbdev->pm.backend.callback_power_runtime_on(kbdev);
+ kbdev->is_runtime_resumed = true;
dev_dbg(dev, "runtime resume\n");
}
@@ -5405,10 +5805,11 @@
};
#if IS_ENABLED(CONFIG_OF)
-static const struct of_device_id kbase_dt_ids[] = {
- { .compatible = "arm,mali-bifrost" },
- { /* sentinel */ }
-};
+static const struct of_device_id kbase_dt_ids[] = { { .compatible = "arm,malit6xx" },
+ { .compatible = "arm,mali-midgard" },
+ { .compatible = "arm,mali-bifrost" },
+ { .compatible = "arm,mali-valhall" },
+ { /* sentinel */ } };
MODULE_DEVICE_TABLE(of, kbase_dt_ids);
#endif
@@ -5423,26 +5824,29 @@
},
};
-/*
- * The driver will not provide a shortcut to create the Mali platform device
- * anymore when using Device Tree.
- */
-#if IS_ENABLED(CONFIG_OF)
+#if (KERNEL_VERSION(5, 3, 0) > LINUX_VERSION_CODE) && IS_ENABLED(CONFIG_OF)
module_platform_driver(kbase_platform_driver);
#else
-
static int __init kbase_driver_init(void)
{
int ret;
+#if (KERNEL_VERSION(5, 3, 0) <= LINUX_VERSION_CODE)
+ mutex_init(&kbase_probe_mutex);
+#endif
+
+#ifndef CONFIG_OF
ret = kbase_platform_register();
if (ret)
return ret;
-
+#endif
ret = platform_driver_register(&kbase_platform_driver);
-
- if (ret)
+#ifndef CONFIG_OF
+ if (ret) {
kbase_platform_unregister();
+ return ret;
+ }
+#endif
return ret;
}
@@ -5450,19 +5854,20 @@
static void __exit kbase_driver_exit(void)
{
platform_driver_unregister(&kbase_platform_driver);
+#ifndef CONFIG_OF
kbase_platform_unregister();
+#endif
}
module_init(kbase_driver_init);
module_exit(kbase_driver_exit);
-
-#endif /* CONFIG_OF */
-
+#endif
MODULE_LICENSE("GPL");
MODULE_VERSION(MALI_RELEASE_NAME " (UK version " \
__stringify(BASE_UK_VERSION_MAJOR) "." \
__stringify(BASE_UK_VERSION_MINOR) ")");
MODULE_SOFTDEP("pre: memory_group_manager");
+MODULE_INFO(import_ns, "DMA_BUF");
#define CREATE_TRACE_POINTS
/* Create the trace points (otherwise we just get code to call a tracepoint) */
@@ -5492,7 +5897,7 @@
trace_mali_page_fault_insert_pages(dev_id, event, value);
}
-void kbase_trace_mali_total_alloc_pages_change(u32 dev_id, long long int event)
+void kbase_trace_mali_total_alloc_pages_change(u32 dev_id, long long event)
{
trace_mali_total_alloc_pages_change(dev_id, event);
}
--
Gitblit v1.6.2