3 * (C) COPYRIGHT ARM Limited. All rights reserved.
5 * This program is free software and is provided to you under the terms of the
6 * GNU General Public License version 2 as published by the Free Software
7 * Foundation, and any use by you of this program is subject to the terms
10 * A copy of the licence is included with the program, and can also be obtained
11 * from Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
12 * Boston, MA 02110-1301, USA.
18 #if defined(CONFIG_MALI_PLATFORM_FAKE) || defined(CONFIG_MALI_PLATFORM_FAKE_MODULE)
20 #include <linux/errno.h>
21 #include <linux/export.h>
22 #include <linux/ioport.h>
23 #include <linux/module.h>
24 #include <linux/platform_device.h>
25 #include <linux/string.h>
27 #ifdef CONFIG_MACH_MANTA
28 #include <plat/devs.h>
32 * This file is included only for type definitions and functions belonging to
33 * specific platform folders. Do not add dependencies with symbols that are
34 * defined somewhere else.
36 #include <kbase/mali_kbase_config.h>
38 #define PLATFORM_CONFIG_RESOURCE_COUNT 4
39 #define PLATFORM_CONFIG_IRQ_RES_COUNT 3
41 static struct platform_device *mali_device;
45 * @brief Convert data in kbase_io_resources struct to Linux-specific resources
47 * Function converts data in kbase_io_resources struct to an array of Linux resource structures. Note that function
48 * assumes that size of linux_resource array is at least PLATFORM_CONFIG_RESOURCE_COUNT.
49 * Resources are put in fixed order: I/O memory region, job IRQ, MMU IRQ, GPU IRQ.
51 * @param[in] io_resource Input IO resource data
52 * @param[out] linux_resources Pointer to output array of Linux resource structures
54 static void kbasep_config_parse_io_resources(const kbase_io_resources *io_resources, struct resource *const linux_resources)
56 if (!io_resources || !linux_resources) {
57 printk(KERN_ERR "%s: couldn't find proper resources\n", __func__);
61 memset(linux_resources, 0, PLATFORM_CONFIG_RESOURCE_COUNT * sizeof(struct resource));
63 linux_resources[0].start = io_resources->io_memory_region.start;
64 linux_resources[0].end = io_resources->io_memory_region.end;
65 linux_resources[0].flags = IORESOURCE_MEM;
67 linux_resources[1].start = linux_resources[1].end = io_resources->job_irq_number;
68 linux_resources[1].flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL;
70 linux_resources[2].start = linux_resources[2].end = io_resources->mmu_irq_number;
71 linux_resources[2].flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL;
73 linux_resources[3].start = linux_resources[3].end = io_resources->gpu_irq_number;
74 linux_resources[3].flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL;
76 #endif /* CONFIG_OF */
78 int kbase_platform_fake_register(void)
80 kbase_platform_config *config;
84 struct resource resources[PLATFORM_CONFIG_RESOURCE_COUNT];
88 config = kbase_get_platform_config(); /* declared in kbase/mali_kbase_config.h but defined in platform folder */
91 printk(KERN_ERR "%s: couldn't get platform config\n", __func__);
95 attribute_count = kbasep_get_config_attribute_count(config->attributes);
96 #ifdef CONFIG_MACH_MANTA
97 err = platform_device_add_data(&exynos5_device_g3d, config->attributes, attribute_count * sizeof(config->attributes[0]));
102 mali_device = platform_device_alloc("mali", 0);
103 if (mali_device == NULL)
107 kbasep_config_parse_io_resources(config->io_resources, resources);
108 err = platform_device_add_resources(mali_device, resources, PLATFORM_CONFIG_RESOURCE_COUNT);
110 platform_device_put(mali_device);
114 #endif /* CONFIG_OF */
116 err = platform_device_add_data(mali_device, config->attributes, attribute_count * sizeof(config->attributes[0]));
118 platform_device_unregister(mali_device);
123 err = platform_device_add(mali_device);
125 platform_device_unregister(mali_device);
129 #endif /* CONFIG_CONFIG_MACH_MANTA */
133 void kbase_platform_fake_unregister(void)
136 platform_device_unregister(mali_device);
139 #ifdef MALI_PLATFORM_FAKE_MODULE
140 module_init(kbase_platform_fake_register);
141 module_exit(kbase_platform_fake_unregister);
143 MODULE_LICENSE("GPL");
144 MODULE_VERSION("mali_kbase_platform_fake");
146 EXPORT_SYMBOL(kbase_platform_fake_register);
147 EXPORT_SYMBOL(kbase_platform_fake_unregister);
150 #endif /* CONFIG_MALI_PLATFORM_FAKE */