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 #ifdef CONFIG_MALI_PLATFORM_FAKE
20 #include <linux/errno.h>
21 #include <linux/export.h>
22 #include <linux/ioport.h>
23 #include <linux/platform_device.h>
24 #include <linux/string.h>
26 #ifdef CONFIG_MACH_MANTA
27 #include <plat/devs.h>
31 * This file is included only for type definitions and functions belonging to
32 * specific platform folders. Do not add dependencies with symbols that are
33 * defined somewhere else.
35 #include <mali_kbase_config.h>
37 #define PLATFORM_CONFIG_RESOURCE_COUNT 4
38 #define PLATFORM_CONFIG_IRQ_RES_COUNT 3
40 static struct platform_device *mali_device;
44 * @brief Convert data in kbase_io_resources struct to Linux-specific resources
46 * Function converts data in kbase_io_resources struct to an array of Linux resource structures. Note that function
47 * assumes that size of linux_resource array is at least PLATFORM_CONFIG_RESOURCE_COUNT.
48 * Resources are put in fixed order: I/O memory region, job IRQ, MMU IRQ, GPU IRQ.
50 * @param[in] io_resource Input IO resource data
51 * @param[out] linux_resources Pointer to output array of Linux resource structures
53 static void kbasep_config_parse_io_resources(const kbase_io_resources *io_resources, struct resource *const linux_resources)
55 if (!io_resources || !linux_resources) {
56 pr_err("%s: couldn't find proper resources\n", __func__);
60 memset(linux_resources, 0, PLATFORM_CONFIG_RESOURCE_COUNT * sizeof(struct resource));
62 linux_resources[0].start = io_resources->io_memory_region.start;
63 linux_resources[0].end = io_resources->io_memory_region.end;
64 linux_resources[0].flags = IORESOURCE_MEM;
66 linux_resources[1].start = linux_resources[1].end = io_resources->job_irq_number;
67 linux_resources[1].flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL;
69 linux_resources[2].start = linux_resources[2].end = io_resources->mmu_irq_number;
70 linux_resources[2].flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL;
72 linux_resources[3].start = linux_resources[3].end = io_resources->gpu_irq_number;
73 linux_resources[3].flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL;
75 #endif /* CONFIG_OF */
77 int kbase_platform_fake_register(void)
79 kbase_platform_config *config;
82 struct resource resources[PLATFORM_CONFIG_RESOURCE_COUNT];
86 config = kbase_get_platform_config(); /* declared in midgard/mali_kbase_config.h but defined in platform folder */
89 pr_err("%s: couldn't get platform config\n", __func__);
93 attribute_count = kbasep_get_config_attribute_count(config->attributes);
94 #ifdef CONFIG_MACH_MANTA
95 err = platform_device_add_data(&exynos5_device_g3d, config->attributes, attribute_count * sizeof(config->attributes[0]));
100 mali_device = platform_device_alloc("mali", 0);
101 if (mali_device == NULL)
105 kbasep_config_parse_io_resources(config->io_resources, resources);
106 err = platform_device_add_resources(mali_device, resources, PLATFORM_CONFIG_RESOURCE_COUNT);
108 platform_device_put(mali_device);
112 #endif /* CONFIG_OF */
114 err = platform_device_add_data(mali_device, config->attributes, attribute_count * sizeof(config->attributes[0]));
116 platform_device_unregister(mali_device);
121 err = platform_device_add(mali_device);
123 platform_device_unregister(mali_device);
127 #endif /* CONFIG_CONFIG_MACH_MANTA */
132 void kbase_platform_fake_unregister(void)
135 platform_device_unregister(mali_device);
138 EXPORT_SYMBOL(kbase_platform_fake_register);
139 EXPORT_SYMBOL(kbase_platform_fake_unregister);
141 #endif /* CONFIG_MALI_PLATFORM_FAKE */