2 * This confidential and proprietary software may be used only as
3 * authorised by a licensing agreement from ARM Limited
4 * (C) COPYRIGHT 2008-2013 ARM Limited
6 * The entire notice above must be reproduced on all authorised
7 * copies and copies may only be made to the extent permitted
8 * by a licensing agreement from ARM Limited.
12 * @file mali_kernel_linux.c
13 * Implementation of the Linux device driver entrypoints
15 #include <linux/module.h> /* kernel module definitions */
16 #include <linux/fs.h> /* file system operations */
17 #include <linux/cdev.h> /* character device definitions */
18 #include <linux/mm.h> /* memory manager definitions */
19 #include <linux/mali/mali_utgard_ioctl.h>
20 #include <linux/version.h>
21 #include <linux/device.h>
22 #include "mali_kernel_license.h"
23 #include <linux/platform_device.h>
24 #include <linux/miscdevice.h>
25 #include <linux/mali/mali_utgard.h>
26 #include "mali_kernel_common.h"
27 #include "mali_session.h"
28 #include "mali_kernel_core.h"
30 #include "mali_kernel_linux.h"
32 #include "mali_ukk_wrappers.h"
33 #include "mali_kernel_sysfs.h"
35 #include "mali_kernel_license.h"
36 #include "mali_memory.h"
37 #include "mali_memory_dma_buf.h"
38 #if defined(CONFIG_MALI400_INTERNAL_PROFILING)
39 #include "mali_profiling_internal.h"
43 /* Streamline support for the Mali driver */
44 #if defined(CONFIG_TRACEPOINTS) && defined(CONFIG_MALI400_PROFILING)
45 /* Ask Linux to create the tracepoints */
46 #define CREATE_TRACE_POINTS
47 #include "mali_linux_trace.h"
48 #endif /* CONFIG_TRACEPOINTS */
50 /* from the __malidrv_build_info.c file that is generated during build */
51 extern const char *__malidrv_build_info(void);
53 /* Module parameter to control log level */
54 int mali_debug_level = 2;
55 module_param(mali_debug_level, int, S_IRUSR | S_IWUSR | S_IWGRP | S_IRGRP | S_IROTH); /* rw-rw-r-- */
56 MODULE_PARM_DESC(mali_debug_level, "Higher number, more dmesg output");
58 extern int mali_max_job_runtime;
59 module_param(mali_max_job_runtime, int, S_IRUSR | S_IWUSR | S_IWGRP | S_IRGRP | S_IROTH);
60 MODULE_PARM_DESC(mali_max_job_runtime, "Maximum allowed job runtime in msecs.\nJobs will be killed after this no matter what");
62 extern int mali_l2_max_reads;
63 module_param(mali_l2_max_reads, int, S_IRUSR | S_IRGRP | S_IROTH);
64 MODULE_PARM_DESC(mali_l2_max_reads, "Maximum reads for Mali L2 cache");
66 extern unsigned int mali_dedicated_mem_start;
67 module_param(mali_dedicated_mem_start, uint, S_IRUSR | S_IRGRP | S_IROTH);
68 MODULE_PARM_DESC(mali_dedicated_mem_start, "Physical start address of dedicated Mali GPU memory.");
70 extern unsigned int mali_dedicated_mem_size;
71 module_param(mali_dedicated_mem_size, uint, S_IRUSR | S_IRGRP | S_IROTH);
72 MODULE_PARM_DESC(mali_dedicated_mem_size, "Size of dedicated Mali GPU memory.");
74 extern unsigned long mali_shared_mem_size;
75 module_param(mali_shared_mem_size, ulong, S_IRUSR | S_IRGRP | S_IROTH);
76 MODULE_PARM_DESC(mali_shared_mem_size, "Size of shared Mali GPU memory.");
78 #if defined(CONFIG_MALI400_PROFILING)
79 extern int mali_boot_profiling;
80 module_param(mali_boot_profiling, int, S_IRUSR | S_IRGRP | S_IROTH);
81 MODULE_PARM_DESC(mali_boot_profiling, "Start profiling as a part of Mali driver initialization");
84 extern int mali_max_pp_cores_group_1;
85 module_param(mali_max_pp_cores_group_1, int, S_IRUSR | S_IRGRP | S_IROTH);
86 MODULE_PARM_DESC(mali_max_pp_cores_group_1, "Limit the number of PP cores to use from first PP group.");
88 extern int mali_max_pp_cores_group_2;
89 module_param(mali_max_pp_cores_group_2, int, S_IRUSR | S_IRGRP | S_IROTH);
90 MODULE_PARM_DESC(mali_max_pp_cores_group_2, "Limit the number of PP cores to use from second PP group (Mali-450 only).");
92 #if defined(CONFIG_MALI400_POWER_PERFORMANCE_POLICY)
93 /** the max fps the same as display vsync default 60, can set by module insert parameter */
94 extern int mali_max_system_fps;
95 module_param(mali_max_system_fps, int, S_IRUSR | S_IWUSR | S_IWGRP | S_IRGRP | S_IROTH);
96 MODULE_PARM_DESC(mali_max_system_fps, "Max system fps the same as display VSYNC.");
98 /** a lower limit on their desired FPS default 58, can set by module insert parameter*/
99 extern int mali_desired_fps;
100 module_param(mali_desired_fps, int, S_IRUSR | S_IWUSR | S_IWGRP | S_IRGRP | S_IROTH);
101 MODULE_PARM_DESC(mali_desired_fps, "A bit lower than max_system_fps which user desired fps");
104 #if MALI_ENABLE_CPU_CYCLES
105 #include <linux/cpumask.h>
106 #include <linux/timer.h>
108 static struct timer_list mali_init_cpu_clock_timers[8];
109 static u32 mali_cpu_clock_last_value[8] = {0,};
112 /* Export symbols from common code: mali_user_settings.c */
113 #include "mali_user_settings_db.h"
114 EXPORT_SYMBOL(mali_set_user_setting);
115 EXPORT_SYMBOL(mali_get_user_setting);
117 static char mali_dev_name[] = "mali"; /* should be const, but the functions we call requires non-cost */
119 /* This driver only supports one Mali device, and this variable stores this single platform device */
120 struct platform_device *mali_platform_device = NULL;
122 /* This driver only supports one Mali device, and this variable stores the exposed misc device (/dev/mali) */
123 static struct miscdevice mali_miscdevice = { 0, };
125 static int mali_miscdevice_register(struct platform_device *pdev);
126 static void mali_miscdevice_unregister(void);
128 static int mali_open(struct inode *inode, struct file *filp);
129 static int mali_release(struct inode *inode, struct file *filp);
130 #ifdef HAVE_UNLOCKED_IOCTL
131 static long mali_ioctl(struct file *filp, unsigned int cmd, unsigned long arg);
133 static int mali_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg);
136 static int mali_probe(struct platform_device *pdev);
137 static int mali_remove(struct platform_device *pdev);
139 static int mali_driver_suspend_scheduler(struct device *dev);
140 static int mali_driver_resume_scheduler(struct device *dev);
142 #ifdef CONFIG_PM_RUNTIME
143 static int mali_driver_runtime_suspend(struct device *dev);
144 static int mali_driver_runtime_resume(struct device *dev);
145 static int mali_driver_runtime_idle(struct device *dev);
148 #if defined(MALI_FAKE_PLATFORM_DEVICE)
149 extern int mali_platform_device_register(struct platform_device *pdev);
150 extern int mali_platform_device_unregister(struct platform_device *pdev);
154 /* Linux power management operations provided by the Mali device driver */
155 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29))
156 struct pm_ext_ops mali_dev_ext_pm_ops = {
159 .suspend = mali_driver_suspend_scheduler,
160 .resume = mali_driver_resume_scheduler,
161 .freeze = mali_driver_suspend_scheduler,
162 .thaw = mali_driver_resume_scheduler,
166 static const struct dev_pm_ops mali_dev_pm_ops = {
167 #ifdef CONFIG_PM_RUNTIME
168 .runtime_suspend = mali_driver_runtime_suspend,
169 .runtime_resume = mali_driver_runtime_resume,
170 .runtime_idle = mali_driver_runtime_idle,
172 .suspend = mali_driver_suspend_scheduler,
173 .resume = mali_driver_resume_scheduler,
174 .freeze = mali_driver_suspend_scheduler,
175 .thaw = mali_driver_resume_scheduler,
176 .poweroff = mali_driver_suspend_scheduler,
181 static const struct of_device_id mali_dt_ids[] = {
182 { .compatible = "arm,mali400" },
185 MODULE_DEVICE_TABLE(of, mali_dt_ids);
188 /* The Mali device driver struct */
189 static struct platform_driver mali_platform_driver = {
191 .remove = mali_remove,
192 #if (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,29))
193 .pm = &mali_dev_ext_pm_ops,
197 .name = MALI_GPU_NAME_UTGARD,
198 .owner = THIS_MODULE,
199 .bus = &platform_bus_type,
200 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,29))
201 .pm = &mali_dev_pm_ops,
202 .of_match_table = of_match_ptr(mali_dt_ids),
207 /* Linux misc device operations (/dev/mali) */
208 struct file_operations mali_fops = {
209 .owner = THIS_MODULE,
211 .release = mali_release,
212 #ifdef HAVE_UNLOCKED_IOCTL
213 .unlocked_ioctl = mali_ioctl,
221 #if MALI_ENABLE_CPU_CYCLES
222 void mali_init_cpu_time_counters(int reset, int enable_divide_by_64)
224 /* The CPU assembly reference used is: ARM Architecture Reference Manual ARMv7-AR C.b */
227 /* See B4.1.116 PMCNTENSET, Performance Monitors Count Enable Set register, VMSA */
228 /* setting p15 c9 c12 1 to 0x8000000f==CPU_CYCLE_ENABLE |EVENT_3_ENABLE|EVENT_2_ENABLE|EVENT_1_ENABLE|EVENT_0_ENABLE */
229 asm volatile("mcr p15, 0, %0, c9, c12, 1" :: "r"(0x8000000f));
232 /* See B4.1.117 PMCR, Performance Monitors Control Register. Writing to p15, c9, c12, 0 */
233 write_value = 1<<0; /* Bit 0 set. Enable counters */
235 write_value |= 1<<1; /* Reset event counters */
236 write_value |= 1<<2; /* Reset cycle counter */
238 if (enable_divide_by_64) {
239 write_value |= 1<<3; /* Enable the Clock divider by 64 */
241 write_value |= 1<<4; /* Export enable. Not needed */
242 asm volatile ("MCR p15, 0, %0, c9, c12, 0\t\n" :: "r"(write_value ));
244 /* PMOVSR Overflow Flag Status Register - Clear Clock and Event overflows */
245 asm volatile ("MCR p15, 0, %0, c9, c12, 3\t\n" :: "r"(0x8000000f));
248 /* See B4.1.124 PMUSERENR - setting p15 c9 c14 to 1" */
249 /* User mode access to the Performance Monitors enabled. */
250 /* Lets User space read cpu clock cycles */
251 asm volatile( "mcr p15, 0, %0, c9, c14, 0" :: "r"(1) );
254 /** A timer function that configures the cycle clock counter on current CPU.
255 The function \a mali_init_cpu_time_counters_on_all_cpus sets up this function
256 to trigger on all Cpus during module load. */
257 static void mali_init_cpu_clock_timer_func(unsigned long data)
259 int reset_counters, enable_divide_clock_counter_by_64;
260 int current_cpu = raw_smp_processor_id();
261 unsigned int sample0;
262 unsigned int sample1;
267 enable_divide_clock_counter_by_64 = 0;
268 mali_init_cpu_time_counters(reset_counters, enable_divide_clock_counter_by_64);
270 sample0 = mali_get_cpu_cyclecount();
271 sample1 = mali_get_cpu_cyclecount();
273 MALI_DEBUG_PRINT(3, ("Init Cpu %d cycle counter- First two samples: %08x %08x \n", current_cpu, sample0, sample1));
276 /** A timer functions for storing current time on all cpus.
277 Used for checking if the clocks have similar values or if they are drifting. */
278 static void mali_print_cpu_clock_timer_func(unsigned long data)
280 int current_cpu = raw_smp_processor_id();
281 unsigned int sample0;
284 sample0 = mali_get_cpu_cyclecount();
285 if ( current_cpu<8 ) {
286 mali_cpu_clock_last_value[current_cpu] = sample0;
290 /** Init the performance registers on all CPUs to count clock cycles.
291 For init \a print_only should be 0.
292 If \a print_only is 1, it will intead print the current clock value of all CPUs.*/
293 void mali_init_cpu_time_counters_on_all_cpus(int print_only)
301 jiffies_trigger = jiffies + jiffies_wait;
303 for ( i=0 ; i < 8 ; i++ ) {
304 init_timer(&mali_init_cpu_clock_timers[i]);
305 if (print_only) mali_init_cpu_clock_timers[i].function = mali_print_cpu_clock_timer_func;
306 else mali_init_cpu_clock_timers[i].function = mali_init_cpu_clock_timer_func;
307 mali_init_cpu_clock_timers[i].expires = jiffies_trigger ;
309 cpu_number = cpumask_first(cpu_online_mask);
310 for ( i=0 ; i < 8 ; i++ ) {
312 add_timer_on(&mali_init_cpu_clock_timers[i], cpu_number);
313 next_cpu = cpumask_next(cpu_number, cpu_online_mask);
314 if (next_cpu >= nr_cpu_ids) break;
315 cpu_number = next_cpu;
318 while (jiffies_wait) jiffies_wait= schedule_timeout_uninterruptible(jiffies_wait);
320 for ( i=0 ; i < 8 ; i++ ) {
321 del_timer_sync(&mali_init_cpu_clock_timers[i]);
325 if ( (0==mali_cpu_clock_last_value[2]) && (0==mali_cpu_clock_last_value[3]) ) {
326 /* Diff can be printed if we want to check if the clocks are in sync
327 int diff = mali_cpu_clock_last_value[0] - mali_cpu_clock_last_value[1];*/
328 MALI_DEBUG_PRINT(2, ("CPU cycle counters readout all: %08x %08x\n", mali_cpu_clock_last_value[0], mali_cpu_clock_last_value[1]));
330 MALI_DEBUG_PRINT(2, ("CPU cycle counters readout all: %08x %08x %08x %08x\n", mali_cpu_clock_last_value[0], mali_cpu_clock_last_value[1], mali_cpu_clock_last_value[2], mali_cpu_clock_last_value[3] ));
337 int mali_module_init(void)
341 MALI_DEBUG_PRINT(2, ("Inserting Mali v%d device driver. \n",_MALI_API_VERSION));
342 MALI_DEBUG_PRINT(2, ("Compiled: %s, time: %s.\n", __DATE__, __TIME__));
343 MALI_DEBUG_PRINT(2, ("Driver revision: %s\n", SVN_REV_STRING));
345 #if MALI_ENABLE_CPU_CYCLES
346 mali_init_cpu_time_counters_on_all_cpus(0);
347 MALI_DEBUG_PRINT(2, ("CPU cycle counter setup complete\n"));
348 /* Printing the current cpu counters */
349 mali_init_cpu_time_counters_on_all_cpus(1);
352 MALI_PRINT(("mali_module_init() registering driver\n"));
354 err = platform_driver_register(&mali_platform_driver);
357 MALI_PRINT(("mali_module_init() Failed to register driver (%d)\n", err));
358 mali_platform_device = NULL;
362 #if defined(CONFIG_MALI400_INTERNAL_PROFILING)
363 err = _mali_internal_profiling_init(mali_boot_profiling ? MALI_TRUE : MALI_FALSE);
365 /* No biggie if we wheren't able to initialize the profiling */
366 MALI_PRINT_ERROR(("Failed to initialize profiling, feature will be unavailable\n"));
370 MALI_PRINT(("Mali device driver loaded\n"));
372 return 0; /* Success */
375 void mali_module_exit(void)
377 MALI_DEBUG_PRINT(2, ("Unloading Mali v%d device driver.\n",_MALI_API_VERSION));
379 MALI_DEBUG_PRINT(2, ("mali_module_exit() unregistering driver\n"));
381 #if defined(CONFIG_MALI400_INTERNAL_PROFILING)
382 _mali_internal_profiling_term();
385 platform_driver_unregister(&mali_platform_driver);
387 #if defined(MALI_FAKE_PLATFORM_DEVICE)
388 MALI_DEBUG_PRINT(2, ("mali_module_exit() unregistering device\n"));
389 mali_platform_device_unregister(mali_platform_device);
392 MALI_PRINT(("Mali device driver unloaded\n"));
395 static int mali_probe(struct platform_device *pdev)
399 MALI_DEBUG_PRINT(2, ("mali_probe(): Called for platform device %s\n", pdev->name));
401 if (NULL != mali_platform_device) {
402 /* Already connected to a device, return error */
403 MALI_PRINT_ERROR(("mali_probe(): The Mali driver is already connected with a Mali device."));
407 mali_platform_device = pdev;
409 pr_info("mali_platform_device->num_resources = %d\n",mali_platform_device->num_resources);
413 for(i=0;i<mali_platform_device->num_resources;i++)
415 pr_info("mali_platform_device->resource[%d].start = 0x%08x\n",i,mali_platform_device->resource[i].start);
420 #if defined(MALI_FAKE_PLATFORM_DEVICE)
421 MALI_DEBUG_PRINT(2, ("mali_module_init() registering device\n"));
422 err = mali_platform_device_register(mali_platform_device);
425 mali_platform_device_unregister(mali_platform_device);
430 if (_MALI_OSK_ERR_OK == _mali_osk_wq_init()) {
431 /* Initialize the Mali GPU HW specified by pdev */
432 if (_MALI_OSK_ERR_OK == mali_initialize_subsystems()) {
433 /* Register a misc device (so we are accessible from user space) */
434 err = mali_miscdevice_register(pdev);
436 /* Setup sysfs entries */
437 err = mali_sysfs_register(mali_dev_name);
439 MALI_DEBUG_PRINT(2, ("mali_probe(): Successfully initialized driver for platform device %s\n", pdev->name));
442 MALI_PRINT_ERROR(("mali_probe(): failed to register sysfs entries"));
444 mali_miscdevice_unregister();
446 MALI_PRINT_ERROR(("mali_probe(): failed to register Mali misc device."));
448 mali_terminate_subsystems();
450 MALI_PRINT_ERROR(("mali_probe(): Failed to initialize Mali device driver."));
455 mali_platform_device = NULL;
459 static int mali_remove(struct platform_device *pdev)
461 MALI_DEBUG_PRINT(2, ("mali_remove() called for platform device %s\n", pdev->name));
462 mali_sysfs_unregister();
463 mali_miscdevice_unregister();
464 mali_terminate_subsystems();
466 mali_platform_device = NULL;
470 static int mali_miscdevice_register(struct platform_device *pdev)
474 mali_miscdevice.minor = MISC_DYNAMIC_MINOR;
475 mali_miscdevice.name = mali_dev_name;
476 mali_miscdevice.fops = &mali_fops;
477 mali_miscdevice.parent = get_device(&pdev->dev);
479 err = misc_register(&mali_miscdevice);
481 MALI_PRINT_ERROR(("Failed to register misc device, misc_register() returned %d\n", err));
487 static void mali_miscdevice_unregister(void)
489 misc_deregister(&mali_miscdevice);
492 static int mali_driver_suspend_scheduler(struct device *dev)
494 mali_pm_os_suspend();
498 static int mali_driver_resume_scheduler(struct device *dev)
504 #ifdef CONFIG_PM_RUNTIME
505 static int mali_driver_runtime_suspend(struct device *dev)
507 mali_pm_runtime_suspend();
511 static int mali_driver_runtime_resume(struct device *dev)
513 mali_pm_runtime_resume();
517 static int mali_driver_runtime_idle(struct device *dev)
524 static int mali_open(struct inode *inode, struct file *filp)
526 struct mali_session_data * session_data;
527 _mali_osk_errcode_t err;
529 /* input validation */
530 if (mali_miscdevice.minor != iminor(inode)) {
531 MALI_PRINT_ERROR(("mali_open() Minor does not match\n"));
535 /* allocated struct to track this session */
536 err = _mali_ukk_open((void **)&session_data);
537 if (_MALI_OSK_ERR_OK != err) return map_errcode(err);
539 /* initialize file pointer */
542 /* link in our session data */
543 filp->private_data = (void*)session_data;
548 static int mali_release(struct inode *inode, struct file *filp)
550 _mali_osk_errcode_t err;
552 /* input validation */
553 if (mali_miscdevice.minor != iminor(inode)) {
554 MALI_PRINT_ERROR(("mali_release() Minor does not match\n"));
558 err = _mali_ukk_close((void **)&filp->private_data);
559 if (_MALI_OSK_ERR_OK != err) return map_errcode(err);
564 int map_errcode( _mali_osk_errcode_t err )
567 case _MALI_OSK_ERR_OK :
569 case _MALI_OSK_ERR_FAULT:
571 case _MALI_OSK_ERR_INVALID_FUNC:
573 case _MALI_OSK_ERR_INVALID_ARGS:
575 case _MALI_OSK_ERR_NOMEM:
577 case _MALI_OSK_ERR_TIMEOUT:
579 case _MALI_OSK_ERR_RESTARTSYSCALL:
581 case _MALI_OSK_ERR_ITEM_NOT_FOUND:
588 #ifdef HAVE_UNLOCKED_IOCTL
589 static long mali_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
591 static int mali_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg)
595 struct mali_session_data *session_data;
597 #ifndef HAVE_UNLOCKED_IOCTL
602 MALI_DEBUG_PRINT(7, ("Ioctl received 0x%08X 0x%08lX\n", cmd, arg));
604 session_data = (struct mali_session_data *)filp->private_data;
605 if (NULL == session_data) {
606 MALI_DEBUG_PRINT(7, ("filp->private_data was NULL\n"));
610 if (NULL == (void *)arg) {
611 MALI_DEBUG_PRINT(7, ("arg was NULL\n"));
616 case MALI_IOC_WAIT_FOR_NOTIFICATION:
617 err = wait_for_notification_wrapper(session_data, (_mali_uk_wait_for_notification_s __user *)arg);
620 case MALI_IOC_GET_API_VERSION:
621 err = get_api_version_wrapper(session_data, (_mali_uk_get_api_version_s __user *)arg);
624 case MALI_IOC_POST_NOTIFICATION:
625 err = post_notification_wrapper(session_data, (_mali_uk_post_notification_s __user *)arg);
628 case MALI_IOC_GET_MALI_VERSION_IN_RK30:
629 err = get_mali_version_in_rk30_wrapper(session_data,(_mali_uk_get_mali_version_in_rk30_s __user *)arg);
631 case MALI_IOC_GET_USER_SETTINGS:
632 err = get_user_settings_wrapper(session_data, (_mali_uk_get_user_settings_s __user *)arg);
635 case MALI_IOC_REQUEST_HIGH_PRIORITY:
636 err = request_high_priority_wrapper(session_data, (_mali_uk_request_high_priority_s __user *)arg);
639 #if defined(CONFIG_MALI400_PROFILING)
640 case MALI_IOC_PROFILING_START:
641 err = profiling_start_wrapper(session_data, (_mali_uk_profiling_start_s __user *)arg);
644 case MALI_IOC_PROFILING_ADD_EVENT:
645 err = profiling_add_event_wrapper(session_data, (_mali_uk_profiling_add_event_s __user *)arg);
648 case MALI_IOC_PROFILING_STOP:
649 err = profiling_stop_wrapper(session_data, (_mali_uk_profiling_stop_s __user *)arg);
652 case MALI_IOC_PROFILING_GET_EVENT:
653 err = profiling_get_event_wrapper(session_data, (_mali_uk_profiling_get_event_s __user *)arg);
656 case MALI_IOC_PROFILING_CLEAR:
657 err = profiling_clear_wrapper(session_data, (_mali_uk_profiling_clear_s __user *)arg);
660 case MALI_IOC_PROFILING_GET_CONFIG:
661 /* Deprecated: still compatible with get_user_settings */
662 err = get_user_settings_wrapper(session_data, (_mali_uk_get_user_settings_s __user *)arg);
665 case MALI_IOC_PROFILING_REPORT_SW_COUNTERS:
666 err = profiling_report_sw_counters_wrapper(session_data, (_mali_uk_sw_counters_report_s __user *)arg);
671 case MALI_IOC_PROFILING_START: /* FALL-THROUGH */
672 case MALI_IOC_PROFILING_ADD_EVENT: /* FALL-THROUGH */
673 case MALI_IOC_PROFILING_STOP: /* FALL-THROUGH */
674 case MALI_IOC_PROFILING_GET_EVENT: /* FALL-THROUGH */
675 case MALI_IOC_PROFILING_CLEAR: /* FALL-THROUGH */
676 case MALI_IOC_PROFILING_GET_CONFIG: /* FALL-THROUGH */
677 case MALI_IOC_PROFILING_REPORT_SW_COUNTERS: /* FALL-THROUGH */
678 MALI_DEBUG_PRINT(2, ("Profiling not supported\n"));
684 case MALI_IOC_MEM_WRITE_SAFE:
685 err = mem_write_safe_wrapper(session_data, (_mali_uk_mem_write_safe_s __user *)arg);
688 case MALI_IOC_MEM_MAP_EXT:
689 err = mem_map_ext_wrapper(session_data, (_mali_uk_map_external_mem_s __user *)arg);
692 case MALI_IOC_MEM_UNMAP_EXT:
693 err = mem_unmap_ext_wrapper(session_data, (_mali_uk_unmap_external_mem_s __user *)arg);
696 case MALI_IOC_MEM_QUERY_MMU_PAGE_TABLE_DUMP_SIZE:
697 err = mem_query_mmu_page_table_dump_size_wrapper(session_data, (_mali_uk_query_mmu_page_table_dump_size_s __user *)arg);
700 case MALI_IOC_MEM_DUMP_MMU_PAGE_TABLE:
701 err = mem_dump_mmu_page_table_wrapper(session_data, (_mali_uk_dump_mmu_page_table_s __user *)arg);
704 #if defined(CONFIG_MALI400_UMP)
706 case MALI_IOC_MEM_ATTACH_UMP:
707 err = mem_attach_ump_wrapper(session_data, (_mali_uk_attach_ump_mem_s __user *)arg);
710 case MALI_IOC_MEM_RELEASE_UMP:
711 err = mem_release_ump_wrapper(session_data, (_mali_uk_release_ump_mem_s __user *)arg);
716 case MALI_IOC_MEM_ATTACH_UMP:
717 case MALI_IOC_MEM_RELEASE_UMP: /* FALL-THROUGH */
718 MALI_DEBUG_PRINT(2, ("UMP not supported\n"));
723 #ifdef CONFIG_DMA_SHARED_BUFFER
724 case MALI_IOC_MEM_ATTACH_DMA_BUF:
725 err = mali_attach_dma_buf(session_data, (_mali_uk_attach_dma_buf_s __user *)arg);
728 case MALI_IOC_MEM_RELEASE_DMA_BUF:
729 err = mali_release_dma_buf(session_data, (_mali_uk_release_dma_buf_s __user *)arg);
732 case MALI_IOC_MEM_DMA_BUF_GET_SIZE:
733 err = mali_dma_buf_get_size(session_data, (_mali_uk_dma_buf_get_size_s __user *)arg);
737 case MALI_IOC_MEM_ATTACH_DMA_BUF: /* FALL-THROUGH */
738 case MALI_IOC_MEM_RELEASE_DMA_BUF: /* FALL-THROUGH */
739 case MALI_IOC_MEM_DMA_BUF_GET_SIZE: /* FALL-THROUGH */
740 MALI_DEBUG_PRINT(2, ("DMA-BUF not supported\n"));
745 case MALI_IOC_PP_START_JOB:
746 err = pp_start_job_wrapper(session_data, (_mali_uk_pp_start_job_s __user *)arg);
749 case MALI_IOC_PP_AND_GP_START_JOB:
750 err = pp_and_gp_start_job_wrapper(session_data, (_mali_uk_pp_and_gp_start_job_s __user *)arg);
753 case MALI_IOC_PP_NUMBER_OF_CORES_GET:
754 err = pp_get_number_of_cores_wrapper(session_data, (_mali_uk_get_pp_number_of_cores_s __user *)arg);
757 case MALI_IOC_PP_CORE_VERSION_GET:
758 err = pp_get_core_version_wrapper(session_data, (_mali_uk_get_pp_core_version_s __user *)arg);
761 case MALI_IOC_PP_DISABLE_WB:
762 err = pp_disable_wb_wrapper(session_data, (_mali_uk_pp_disable_wb_s __user *)arg);
765 case MALI_IOC_GP2_START_JOB:
766 err = gp_start_job_wrapper(session_data, (_mali_uk_gp_start_job_s __user *)arg);
769 case MALI_IOC_GP2_NUMBER_OF_CORES_GET:
770 err = gp_get_number_of_cores_wrapper(session_data, (_mali_uk_get_gp_number_of_cores_s __user *)arg);
773 case MALI_IOC_GP2_CORE_VERSION_GET:
774 err = gp_get_core_version_wrapper(session_data, (_mali_uk_get_gp_core_version_s __user *)arg);
777 case MALI_IOC_GP2_SUSPEND_RESPONSE:
778 err = gp_suspend_response_wrapper(session_data, (_mali_uk_gp_suspend_response_s __user *)arg);
781 case MALI_IOC_VSYNC_EVENT_REPORT:
782 err = vsync_event_report_wrapper(session_data, (_mali_uk_vsync_event_report_s __user *)arg);
785 case MALI_IOC_TIMELINE_GET_LATEST_POINT:
786 err = timeline_get_latest_point_wrapper(session_data, (_mali_uk_timeline_get_latest_point_s __user *)arg);
788 case MALI_IOC_TIMELINE_WAIT:
789 err = timeline_wait_wrapper(session_data, (_mali_uk_timeline_wait_s __user *)arg);
791 case MALI_IOC_TIMELINE_CREATE_SYNC_FENCE:
792 err = timeline_create_sync_fence_wrapper(session_data, (_mali_uk_timeline_create_sync_fence_s __user *)arg);
794 case MALI_IOC_SOFT_JOB_START:
795 err = soft_job_start_wrapper(session_data, (_mali_uk_soft_job_start_s __user *)arg);
797 case MALI_IOC_SOFT_JOB_SIGNAL:
798 err = soft_job_signal_wrapper(session_data, (_mali_uk_soft_job_signal_s __user *)arg);
801 case MALI_IOC_MEM_INIT: /* Fallthrough */
802 case MALI_IOC_MEM_TERM: /* Fallthrough */
803 MALI_DEBUG_PRINT(2, ("Deprecated ioctls called\n"));
807 case MALI_IOC_MEM_GET_BIG_BLOCK: /* Fallthrough */
808 case MALI_IOC_MEM_FREE_BIG_BLOCK:
809 MALI_PRINT_ERROR(("Non-MMU mode is no longer supported.\n"));
814 MALI_DEBUG_PRINT(2, ("No handler for ioctl 0x%08X 0x%08lX\n", cmd, arg));
822 module_init(mali_module_init);
823 module_exit(mali_module_exit);
825 MODULE_LICENSE(MALI_KERNEL_LINUX_LICENSE);
826 MODULE_AUTHOR("ARM Ltd.");
827 MODULE_VERSION(SVN_REV_STRING);