| /* |
| * Copyright (C) 2011-2016 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 Foundation, and any use by you of this program is subject to the terms of such GNU licence. |
| * |
| * A copy of the licence is included with the program, and can also be obtained from Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| |
| #ifndef __MALI_HW_CORE_H__ |
| #define __MALI_HW_CORE_H__ |
| |
| #include "mali_osk.h" |
| #include "mali_kernel_common.h" |
| |
| /** |
| * The common parts for all Mali HW cores (GP, PP, MMU, L2 and PMU) |
| * This struct is embedded inside all core specific structs. |
| */ |
| struct mali_hw_core { |
| uintptr_t phys_addr; /**< Physical address of the registers */ |
| u32 phys_offset; /**< Offset from start of Mali to registers */ |
| u32 size; /**< Size of registers */ |
| mali_io_address mapped_registers; /**< Virtual mapping of the registers */ |
| const char *description; /**< Name of unit (as specified in device configuration) */ |
| }; |
| |
| #define MALI_REG_POLL_COUNT_FAST 1000000 |
| #define MALI_REG_POLL_COUNT_SLOW 1000000 |
| |
| /* |
| * GP and PP core translate their int_stat/rawstat into one of these |
| */ |
| enum mali_interrupt_result { |
| MALI_INTERRUPT_RESULT_NONE, |
| MALI_INTERRUPT_RESULT_SUCCESS, |
| MALI_INTERRUPT_RESULT_SUCCESS_VS, |
| MALI_INTERRUPT_RESULT_SUCCESS_PLBU, |
| MALI_INTERRUPT_RESULT_OOM, |
| MALI_INTERRUPT_RESULT_ERROR |
| }; |
| |
| _mali_osk_errcode_t mali_hw_core_create(struct mali_hw_core *core, const _mali_osk_resource_t *resource, u32 reg_size); |
| void mali_hw_core_delete(struct mali_hw_core *core); |
| |
| MALI_STATIC_INLINE u32 mali_hw_core_register_read(struct mali_hw_core *core, u32 relative_address) |
| { |
| u32 read_val; |
| read_val = _mali_osk_mem_ioread32(core->mapped_registers, relative_address); |
| MALI_DEBUG_PRINT(6, ("register_read for core %s, relative addr=0x%04X, val=0x%08X\n", |
| core->description, relative_address, read_val)); |
| return read_val; |
| } |
| |
| MALI_STATIC_INLINE void mali_hw_core_register_write_relaxed(struct mali_hw_core *core, u32 relative_address, u32 new_val) |
| { |
| MALI_DEBUG_PRINT(6, ("register_write_relaxed for core %s, relative addr=0x%04X, val=0x%08X\n", |
| core->description, relative_address, new_val)); |
| _mali_osk_mem_iowrite32_relaxed(core->mapped_registers, relative_address, new_val); |
| } |
| |
| /* Conditionally write a register. |
| * The register will only be written if the new value is different from the old_value. |
| * If the new value is different, the old value will also be updated */ |
| MALI_STATIC_INLINE void mali_hw_core_register_write_relaxed_conditional(struct mali_hw_core *core, u32 relative_address, u32 new_val, const u32 old_val) |
| { |
| MALI_DEBUG_PRINT(6, ("register_write_relaxed for core %s, relative addr=0x%04X, val=0x%08X\n", |
| core->description, relative_address, new_val)); |
| if (old_val != new_val) { |
| _mali_osk_mem_iowrite32_relaxed(core->mapped_registers, relative_address, new_val); |
| } |
| } |
| |
| MALI_STATIC_INLINE void mali_hw_core_register_write(struct mali_hw_core *core, u32 relative_address, u32 new_val) |
| { |
| MALI_DEBUG_PRINT(6, ("register_write for core %s, relative addr=0x%04X, val=0x%08X\n", |
| core->description, relative_address, new_val)); |
| _mali_osk_mem_iowrite32(core->mapped_registers, relative_address, new_val); |
| } |
| |
| MALI_STATIC_INLINE void mali_hw_core_register_write_array_relaxed(struct mali_hw_core *core, u32 relative_address, u32 *write_array, u32 nr_of_regs) |
| { |
| u32 i; |
| MALI_DEBUG_PRINT(6, ("register_write_array: for core %s, relative addr=0x%04X, nr of regs=%u\n", |
| core->description, relative_address, nr_of_regs)); |
| |
| /* Do not use burst writes against the registers */ |
| for (i = 0; i < nr_of_regs; i++) { |
| mali_hw_core_register_write_relaxed(core, relative_address + i * 4, write_array[i]); |
| } |
| } |
| |
| /* Conditionally write a set of registers. |
| * The register will only be written if the new value is different from the old_value. |
| * If the new value is different, the old value will also be updated */ |
| MALI_STATIC_INLINE void mali_hw_core_register_write_array_relaxed_conditional(struct mali_hw_core *core, u32 relative_address, u32 *write_array, u32 nr_of_regs, const u32 *old_array) |
| { |
| u32 i; |
| MALI_DEBUG_PRINT(6, ("register_write_array: for core %s, relative addr=0x%04X, nr of regs=%u\n", |
| core->description, relative_address, nr_of_regs)); |
| |
| /* Do not use burst writes against the registers */ |
| for (i = 0; i < nr_of_regs; i++) { |
| if (old_array[i] != write_array[i]) { |
| mali_hw_core_register_write_relaxed(core, relative_address + i * 4, write_array[i]); |
| } |
| } |
| } |
| |
| #endif /* __MALI_HW_CORE_H__ */ |