| /* Copyright (c) 2008-2013, The Linux Foundation. All rights reserved. |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 and |
| * only version 2 as published by the Free Software Foundation. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| */ |
| #ifndef __ADRENO_H |
| #define __ADRENO_H |
| |
| #include "kgsl_device.h" |
| #include "adreno_drawctxt.h" |
| #include "adreno_ringbuffer.h" |
| #include "adreno_profile.h" |
| #include "kgsl_iommu.h" |
| #include <mach/ocmem.h> |
| |
| #define DEVICE_3D_NAME "kgsl-3d" |
| #define DEVICE_3D0_NAME "kgsl-3d0" |
| |
| #define ADRENO_DEVICE(device) \ |
| KGSL_CONTAINER_OF(device, struct adreno_device, dev) |
| |
| #define ADRENO_CONTEXT(device) \ |
| KGSL_CONTAINER_OF(device, struct adreno_context, base) |
| |
| #define ADRENO_CHIPID_CORE(_id) (((_id) >> 24) & 0xFF) |
| #define ADRENO_CHIPID_MAJOR(_id) (((_id) >> 16) & 0xFF) |
| #define ADRENO_CHIPID_MINOR(_id) (((_id) >> 8) & 0xFF) |
| #define ADRENO_CHIPID_PATCH(_id) ((_id) & 0xFF) |
| |
| /* Flags to control command packet settings */ |
| #define KGSL_CMD_FLAGS_NONE 0 |
| #define KGSL_CMD_FLAGS_PMODE BIT(0) |
| #define KGSL_CMD_FLAGS_INTERNAL_ISSUE BIT(1) |
| #define KGSL_CMD_FLAGS_WFI BIT(2) |
| #define KGSL_CMD_FLAGS_PROFILE BIT(3) |
| #define KGSL_CMD_FLAGS_PWRON_FIXUP BIT(4) |
| |
| /* Command identifiers */ |
| #define KGSL_CONTEXT_TO_MEM_IDENTIFIER 0x2EADBEEF |
| #define KGSL_CMD_IDENTIFIER 0x2EEDFACE |
| #define KGSL_CMD_INTERNAL_IDENTIFIER 0x2EEDD00D |
| #define KGSL_START_OF_IB_IDENTIFIER 0x2EADEABE |
| #define KGSL_END_OF_IB_IDENTIFIER 0x2ABEDEAD |
| #define KGSL_END_OF_FRAME_IDENTIFIER 0x2E0F2E0F |
| #define KGSL_NOP_IB_IDENTIFIER 0x20F20F20 |
| #define KGSL_START_OF_PROFILE_IDENTIFIER 0x2DEFADE1 |
| #define KGSL_END_OF_PROFILE_IDENTIFIER 0x2DEFADE2 |
| #define KGSL_PWRON_FIXUP_IDENTIFIER 0x2AFAFAFA |
| |
| #ifdef CONFIG_MSM_SCM |
| #define ADRENO_DEFAULT_PWRSCALE_POLICY (&kgsl_pwrscale_policy_tz) |
| #elif defined CONFIG_MSM_SLEEP_STATS_DEVICE |
| #define ADRENO_DEFAULT_PWRSCALE_POLICY (&kgsl_pwrscale_policy_idlestats) |
| #else |
| #define ADRENO_DEFAULT_PWRSCALE_POLICY NULL |
| #endif |
| |
| void adreno_debugfs_init(struct kgsl_device *device); |
| |
| #define ADRENO_ISTORE_START 0x5000 /* Istore offset */ |
| |
| #define ADRENO_NUM_CTX_SWITCH_ALLOWED_BEFORE_DRAW 50 |
| |
| /* One cannot wait forever for the core to idle, so set an upper limit to the |
| * amount of time to wait for the core to go idle |
| */ |
| |
| #define ADRENO_IDLE_TIMEOUT (20 * 1000) |
| |
| enum adreno_gpurev { |
| ADRENO_REV_UNKNOWN = 0, |
| ADRENO_REV_A200 = 200, |
| ADRENO_REV_A203 = 203, |
| ADRENO_REV_A205 = 205, |
| ADRENO_REV_A220 = 220, |
| ADRENO_REV_A225 = 225, |
| ADRENO_REV_A305 = 305, |
| ADRENO_REV_A305C = 306, |
| ADRENO_REV_A320 = 320, |
| ADRENO_REV_A330 = 330, |
| ADRENO_REV_A305B = 335, |
| }; |
| |
| enum coresight_debug_reg { |
| DEBUG_BUS_CTL, |
| TRACE_STOP_CNT, |
| TRACE_START_CNT, |
| TRACE_PERIOD_CNT, |
| TRACE_CMD, |
| TRACE_BUS_CTL, |
| }; |
| |
| #define ADRENO_SOFT_FAULT BIT(0) |
| #define ADRENO_HARD_FAULT BIT(1) |
| #define ADRENO_TIMEOUT_FAULT BIT(2) |
| #define ADRENO_IOMMU_PAGE_FAULT BIT(3) |
| |
| /* |
| * Maximum size of the dispatcher ringbuffer - the actual inflight size will be |
| * smaller then this but this size will allow for a larger range of inflight |
| * sizes that can be chosen at runtime |
| */ |
| |
| #define ADRENO_DISPATCH_CMDQUEUE_SIZE 128 |
| |
| /** |
| * struct adreno_dispatcher - container for the adreno GPU dispatcher |
| * @mutex: Mutex to protect the structure |
| * @state: Current state of the dispatcher (active or paused) |
| * @timer: Timer to monitor the progress of the command batches |
| * @inflight: Number of command batch operations pending in the ringbuffer |
| * @fault: Non-zero if a fault was detected. |
| * @pending: Priority list of contexts waiting to submit command batches |
| * @plist_lock: Spin lock to protect the pending queue |
| * @cmdqueue: Queue of command batches currently flight |
| * @head: pointer to the head of of the cmdqueue. This is the oldest pending |
| * operation |
| * @tail: pointer to the tail of the cmdqueue. This is the most recently |
| * submitted operation |
| * @work: work_struct to put the dispatcher in a work queue |
| * @kobj: kobject for the dispatcher directory in the device sysfs node |
| */ |
| struct adreno_dispatcher { |
| struct mutex mutex; |
| unsigned long priv; |
| struct timer_list timer; |
| struct timer_list fault_timer; |
| unsigned int inflight; |
| atomic_t fault; |
| struct plist_head pending; |
| spinlock_t plist_lock; |
| struct kgsl_cmdbatch *cmdqueue[ADRENO_DISPATCH_CMDQUEUE_SIZE]; |
| unsigned int head; |
| unsigned int tail; |
| struct work_struct work; |
| struct kobject kobj; |
| }; |
| |
| enum adreno_dispatcher_flags { |
| ADRENO_DISPATCHER_POWER = 0, |
| }; |
| |
| struct adreno_gpudev; |
| |
| struct adreno_busy_data { |
| unsigned int gpu_busy; |
| unsigned int vbif_ram_cycles; |
| unsigned int vbif_starved_ram; |
| }; |
| |
| struct adreno_device { |
| struct kgsl_device dev; /* Must be first field in this struct */ |
| unsigned long priv; |
| unsigned int chip_id; |
| enum adreno_gpurev gpurev; |
| unsigned long gmem_base; |
| unsigned int gmem_size; |
| struct adreno_context *drawctxt_active; |
| const char *pfp_fwfile; |
| unsigned int *pfp_fw; |
| size_t pfp_fw_size; |
| unsigned int pfp_fw_version; |
| const char *pm4_fwfile; |
| unsigned int *pm4_fw; |
| size_t pm4_fw_size; |
| unsigned int pm4_fw_version; |
| struct adreno_ringbuffer ringbuffer; |
| unsigned int mharb; |
| struct adreno_gpudev *gpudev; |
| unsigned int wait_timeout; |
| unsigned int pm4_jt_idx; |
| unsigned int pm4_jt_addr; |
| unsigned int pm4_bstrp_size; |
| unsigned int pfp_jt_idx; |
| unsigned int pfp_jt_addr; |
| unsigned int pfp_bstrp_size; |
| unsigned int pfp_bstrp_ver; |
| unsigned int istore_size; |
| unsigned int pix_shader_start; |
| unsigned int instruction_size; |
| unsigned int ib_check_level; |
| unsigned int fast_hang_detect; |
| unsigned int ft_policy; |
| unsigned int long_ib_detect; |
| unsigned int long_ib; |
| unsigned int long_ib_ts; |
| unsigned int ft_pf_policy; |
| unsigned int gpulist_index; |
| struct ocmem_buf *ocmem_hdl; |
| unsigned int ocmem_base; |
| struct adreno_profile profile; |
| struct kgsl_memdesc pwron_fixup; |
| unsigned int pwron_fixup_dwords; |
| struct adreno_dispatcher dispatcher; |
| struct adreno_busy_data busy_data; |
| |
| struct work_struct start_work; |
| struct work_struct input_work; |
| unsigned int ram_cycles_lo; |
| }; |
| |
| /** |
| * enum adreno_device_flags - Private flags for the adreno_device |
| * @ADRENO_DEVICE_PWRON - Set during init after a power collapse |
| * @ADRENO_DEVICE_PWRON_FIXUP - Set if the target requires the shader fixup |
| * after power collapse |
| */ |
| enum adreno_device_flags { |
| ADRENO_DEVICE_PWRON = 0, |
| ADRENO_DEVICE_PWRON_FIXUP = 1, |
| ADRENO_DEVICE_INITIALIZED = 2, |
| ADRENO_DEVICE_STARTED = 3, |
| }; |
| |
| #define PERFCOUNTER_FLAG_NONE 0x0 |
| #define PERFCOUNTER_FLAG_KERNEL 0x1 |
| |
| /* Structs to maintain the list of active performance counters */ |
| |
| /** |
| * struct adreno_perfcount_register: register state |
| * @countable: countable the register holds |
| * @kernelcount: number of user space users of the register |
| * @usercount: number of kernel users of the register |
| * @offset: register hardware offset |
| * @load_bit: The bit number in LOAD register which corresponds to this counter |
| * @select: The countable register offset |
| * @value: The 64 bit countable register value |
| */ |
| struct adreno_perfcount_register { |
| unsigned int countable; |
| unsigned int kernelcount; |
| unsigned int usercount; |
| unsigned int offset; |
| int load_bit; |
| unsigned int select; |
| uint64_t value; |
| }; |
| |
| /** |
| * struct adreno_perfcount_group: registers for a hardware group |
| * @regs: available registers for this group |
| * @reg_count: total registers for this group |
| * @name: group name for this group |
| */ |
| struct adreno_perfcount_group { |
| struct adreno_perfcount_register *regs; |
| unsigned int reg_count; |
| const char *name; |
| unsigned long flags; |
| }; |
| |
| /* |
| * ADRENO_PERFCOUNTER_GROUP_FIXED indicates that a perfcounter group is fixed - |
| * instead of having configurable countables like the other groups, registers in |
| * fixed groups have a hardwired countable. So when the user requests a |
| * countable in one of these groups, that countable should be used as the |
| * register offset to return |
| */ |
| |
| #define ADRENO_PERFCOUNTER_GROUP_FIXED BIT(0) |
| |
| /** |
| * adreno_perfcounts: all available perfcounter groups |
| * @groups: available groups for this device |
| * @group_count: total groups for this device |
| */ |
| struct adreno_perfcounters { |
| struct adreno_perfcount_group *groups; |
| unsigned int group_count; |
| }; |
| |
| #define ADRENO_PERFCOUNTER_GROUP(core, name) { core##_perfcounters_##name, \ |
| ARRAY_SIZE(core##_perfcounters_##name), __stringify(name), 0 } |
| |
| #define ADRENO_PERFCOUNTER_GROUP_FLAGS(core, name, flags) \ |
| { core##_perfcounters_##name, \ |
| ARRAY_SIZE(core##_perfcounters_##name), __stringify(name), flags } |
| |
| /** |
| * adreno_regs: List of registers that are used in kgsl driver for all |
| * 3D devices. Each device type has different offset value for the same |
| * register, so an array of register offsets are declared for every device |
| * and are indexed by the enumeration values defined in this enum |
| */ |
| enum adreno_regs { |
| ADRENO_REG_CP_DEBUG, |
| ADRENO_REG_CP_ME_RAM_WADDR, |
| ADRENO_REG_CP_ME_RAM_DATA, |
| ADRENO_REG_CP_PFP_UCODE_DATA, |
| ADRENO_REG_CP_PFP_UCODE_ADDR, |
| ADRENO_REG_CP_WFI_PEND_CTR, |
| ADRENO_REG_CP_RB_BASE, |
| ADRENO_REG_CP_RB_RPTR_ADDR, |
| ADRENO_REG_CP_RB_RPTR, |
| ADRENO_REG_CP_RB_WPTR, |
| ADRENO_REG_CP_PROTECT_CTRL, |
| ADRENO_REG_CP_ME_CNTL, |
| ADRENO_REG_CP_RB_CNTL, |
| ADRENO_REG_CP_IB1_BASE, |
| ADRENO_REG_CP_IB1_BUFSZ, |
| ADRENO_REG_CP_IB2_BASE, |
| ADRENO_REG_CP_IB2_BUFSZ, |
| ADRENO_REG_CP_TIMESTAMP, |
| ADRENO_REG_SCRATCH_ADDR, |
| ADRENO_REG_SCRATCH_UMSK, |
| ADRENO_REG_SCRATCH_REG2, |
| ADRENO_REG_RBBM_STATUS, |
| ADRENO_REG_RBBM_PERFCTR_CTL, |
| ADRENO_REG_RBBM_PERFCTR_LOAD_CMD0, |
| ADRENO_REG_RBBM_PERFCTR_LOAD_CMD1, |
| ADRENO_REG_RBBM_PERFCTR_LOAD_CMD2, |
| ADRENO_REG_RBBM_PERFCTR_PWR_1_LO, |
| ADRENO_REG_RBBM_INT_0_MASK, |
| ADRENO_REG_RBBM_INT_0_STATUS, |
| ADRENO_REG_RBBM_AHB_ERROR_STATUS, |
| ADRENO_REG_RBBM_PM_OVERRIDE2, |
| ADRENO_REG_VPC_VPC_DEBUG_RAM_SEL, |
| ADRENO_REG_VPC_VPC_DEBUG_RAM_READ, |
| ADRENO_REG_VSC_PIPE_DATA_ADDRESS_0, |
| ADRENO_REG_VSC_PIPE_DATA_LENGTH_7, |
| ADRENO_REG_VSC_SIZE_ADDRESS, |
| ADRENO_REG_VFD_CONTROL_0, |
| ADRENO_REG_VFD_FETCH_INSTR_0_0, |
| ADRENO_REG_VFD_FETCH_INSTR_1_F, |
| ADRENO_REG_VFD_INDEX_MAX, |
| ADRENO_REG_SP_VS_PVT_MEM_ADDR_REG, |
| ADRENO_REG_SP_FS_PVT_MEM_ADDR_REG, |
| ADRENO_REG_SP_VS_OBJ_START_REG, |
| ADRENO_REG_SP_FS_OBJ_START_REG, |
| ADRENO_REG_PA_SC_AA_CONFIG, |
| ADRENO_REG_SQ_GPR_MANAGEMENT, |
| ADRENO_REG_SQ_INST_STORE_MANAGMENT, |
| ADRENO_REG_TC_CNTL_STATUS, |
| ADRENO_REG_TP0_CHICKEN, |
| ADRENO_REG_RBBM_RBBM_CTL, |
| ADRENO_REG_REGISTER_MAX, |
| }; |
| |
| /** |
| * adreno_reg_offsets: Holds array of register offsets |
| * @offsets: Offset array of size defined by enum adreno_regs |
| * @offset_0: This is the index of the register in offset array whose value |
| * is 0. 0 is a valid register offset and during initialization of the |
| * offset array we need to know if an offset value is correctly defined to 0 |
| */ |
| struct adreno_reg_offsets { |
| unsigned int *offsets; |
| enum adreno_regs offset_0; |
| }; |
| |
| #define ADRENO_REG_UNUSED 0xFFFFFFFF |
| #define ADRENO_REG_DEFINE(_offset, _reg) [_offset] = _reg |
| |
| struct adreno_gpudev { |
| /* |
| * These registers are in a different location on different devices, |
| * so define them in the structure and use them as variables. |
| */ |
| struct adreno_reg_offsets *reg_offsets; |
| /* keeps track of when we need to execute the draw workaround code */ |
| int ctx_switches_since_last_draw; |
| |
| struct adreno_perfcounters *perfcounters; |
| |
| /* GPU specific function hooks */ |
| int (*ctxt_create)(struct adreno_device *, struct adreno_context *); |
| irqreturn_t (*irq_handler)(struct adreno_device *); |
| void (*irq_control)(struct adreno_device *, int); |
| unsigned int (*irq_pending)(struct adreno_device *); |
| void * (*snapshot)(struct adreno_device *, void *, int *, int); |
| int (*rb_init)(struct adreno_device *, struct adreno_ringbuffer *); |
| int (*perfcounter_init)(struct adreno_device *); |
| void (*perfcounter_close)(struct adreno_device *); |
| void (*perfcounter_save)(struct adreno_device *); |
| void (*perfcounter_restore)(struct adreno_device *); |
| void (*fault_detect_start)(struct adreno_device *); |
| void (*fault_detect_stop)(struct adreno_device *); |
| void (*start)(struct adreno_device *); |
| int (*perfcounter_enable)(struct adreno_device *, unsigned int group, |
| unsigned int counter, unsigned int countable); |
| void (*busy_cycles)(struct adreno_device *, struct adreno_busy_data *); |
| uint64_t (*perfcounter_read)(struct adreno_device *adreno_dev, |
| unsigned int group, unsigned int counter); |
| void (*perfcounter_write)(struct adreno_device *adreno_dev, |
| unsigned int group, unsigned int counter); |
| int (*coresight_enable) (struct kgsl_device *device); |
| void (*coresight_disable) (struct kgsl_device *device); |
| void (*coresight_config_debug_reg) (struct kgsl_device *device, |
| int debug_reg, unsigned int val); |
| void (*soft_reset)(struct adreno_device *device); |
| void (*postmortem_dump)(struct adreno_device *adreno_dev); |
| }; |
| |
| #define FT_DETECT_REGS_COUNT 14 |
| |
| struct log_field { |
| bool show; |
| const char *display; |
| }; |
| |
| /* Fault Tolerance policy flags */ |
| #define KGSL_FT_OFF 0 |
| #define KGSL_FT_REPLAY 1 |
| #define KGSL_FT_SKIPIB 2 |
| #define KGSL_FT_SKIPFRAME 3 |
| #define KGSL_FT_DISABLE 4 |
| #define KGSL_FT_TEMP_DISABLE 5 |
| #define KGSL_FT_DEFAULT_POLICY (BIT(KGSL_FT_REPLAY) + BIT(KGSL_FT_SKIPIB)) |
| |
| /* This internal bit is used to skip the PM dump on replayed command batches */ |
| #define KGSL_FT_SKIP_PMDUMP 31 |
| |
| /* Pagefault policy flags */ |
| #define KGSL_FT_PAGEFAULT_INT_ENABLE BIT(0) |
| #define KGSL_FT_PAGEFAULT_GPUHALT_ENABLE BIT(1) |
| #define KGSL_FT_PAGEFAULT_LOG_ONE_PER_PAGE BIT(2) |
| #define KGSL_FT_PAGEFAULT_LOG_ONE_PER_INT BIT(3) |
| #define KGSL_FT_PAGEFAULT_DEFAULT_POLICY KGSL_FT_PAGEFAULT_INT_ENABLE |
| |
| #define ADRENO_FT_TYPES \ |
| { BIT(KGSL_FT_OFF), "off" }, \ |
| { BIT(KGSL_FT_REPLAY), "replay" }, \ |
| { BIT(KGSL_FT_SKIPIB), "skipib" }, \ |
| { BIT(KGSL_FT_SKIPFRAME), "skipframe" }, \ |
| { BIT(KGSL_FT_DISABLE), "disable" }, \ |
| { BIT(KGSL_FT_TEMP_DISABLE), "temp" } |
| |
| extern struct adreno_gpudev adreno_a2xx_gpudev; |
| extern struct adreno_gpudev adreno_a3xx_gpudev; |
| |
| /* A2XX register sets defined in adreno_a2xx.c */ |
| extern const unsigned int a200_registers[]; |
| extern const unsigned int a220_registers[]; |
| extern const unsigned int a225_registers[]; |
| extern const unsigned int a200_registers_count; |
| extern const unsigned int a220_registers_count; |
| extern const unsigned int a225_registers_count; |
| |
| /* A3XX register set defined in adreno_a3xx.c */ |
| extern const unsigned int a3xx_registers[]; |
| extern const unsigned int a3xx_registers_count; |
| |
| extern const unsigned int a3xx_hlsq_registers[]; |
| extern const unsigned int a3xx_hlsq_registers_count; |
| |
| extern const unsigned int a330_registers[]; |
| extern const unsigned int a330_registers_count; |
| |
| extern unsigned int ft_detect_regs[]; |
| |
| int adreno_coresight_enable(struct coresight_device *csdev); |
| void adreno_coresight_disable(struct coresight_device *csdev); |
| void adreno_coresight_remove(struct platform_device *pdev); |
| int adreno_coresight_init(struct platform_device *pdev); |
| |
| int adreno_idle(struct kgsl_device *device); |
| bool adreno_isidle(struct kgsl_device *device); |
| |
| void adreno_shadermem_regread(struct kgsl_device *device, |
| unsigned int offsetwords, |
| unsigned int *value); |
| |
| int adreno_dump(struct kgsl_device *device, int manual); |
| void adreno_dump_fields(struct kgsl_device *device, |
| const char *start, const struct log_field *lines, |
| int num); |
| unsigned int adreno_a3xx_rbbm_clock_ctl_default(struct adreno_device |
| *adreno_dev); |
| |
| struct kgsl_memdesc *adreno_find_region(struct kgsl_device *device, |
| phys_addr_t pt_base, |
| unsigned int gpuaddr, |
| unsigned int size); |
| |
| uint8_t *adreno_convertaddr(struct kgsl_device *device, |
| phys_addr_t pt_base, unsigned int gpuaddr, unsigned int size); |
| |
| struct kgsl_memdesc *adreno_find_ctxtmem(struct kgsl_device *device, |
| phys_addr_t pt_base, unsigned int gpuaddr, unsigned int size); |
| |
| void *adreno_snapshot(struct kgsl_device *device, void *snapshot, int *remain, |
| int hang); |
| |
| void adreno_dispatcher_start(struct kgsl_device *device); |
| int adreno_dispatcher_init(struct adreno_device *adreno_dev); |
| void adreno_dispatcher_close(struct adreno_device *adreno_dev); |
| int adreno_dispatcher_idle(struct adreno_device *adreno_dev, |
| unsigned int timeout); |
| void adreno_dispatcher_irq_fault(struct kgsl_device *device); |
| void adreno_dispatcher_stop(struct adreno_device *adreno_dev); |
| |
| int adreno_dispatcher_queue_cmd(struct adreno_device *adreno_dev, |
| struct adreno_context *drawctxt, struct kgsl_cmdbatch *cmdbatch, |
| uint32_t *timestamp); |
| |
| void adreno_dispatcher_schedule(struct kgsl_device *device); |
| void adreno_dispatcher_pause(struct adreno_device *adreno_dev); |
| void adreno_dispatcher_queue_context(struct kgsl_device *device, |
| struct adreno_context *drawctxt); |
| int adreno_reset(struct kgsl_device *device); |
| |
| int adreno_ft_init_sysfs(struct kgsl_device *device); |
| void adreno_ft_uninit_sysfs(struct kgsl_device *device); |
| |
| int adreno_perfcounter_get_groupid(struct adreno_device *adreno_dev, |
| const char *name); |
| |
| const char *adreno_perfcounter_get_name(struct adreno_device |
| *adreno_dev, unsigned int groupid); |
| |
| int adreno_perfcounter_get(struct adreno_device *adreno_dev, |
| unsigned int groupid, unsigned int countable, unsigned int *offset, |
| unsigned int flags); |
| |
| int adreno_perfcounter_put(struct adreno_device *adreno_dev, |
| unsigned int groupid, unsigned int countable, unsigned int flags); |
| |
| int adreno_soft_reset(struct kgsl_device *device); |
| |
| int adreno_a3xx_pwron_fixup_init(struct adreno_device *adreno_dev); |
| |
| static inline int adreno_is_a200(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A200); |
| } |
| |
| static inline int adreno_is_a203(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A203); |
| } |
| |
| static inline int adreno_is_a205(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A205); |
| } |
| |
| static inline int adreno_is_a20x(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev <= 209); |
| } |
| |
| static inline int adreno_is_a220(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A220); |
| } |
| |
| static inline int adreno_is_a225(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A225); |
| } |
| |
| static inline int adreno_is_a22x(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A220 || |
| adreno_dev->gpurev == ADRENO_REV_A225); |
| } |
| |
| static inline int adreno_is_a2xx(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev <= 299); |
| } |
| |
| static inline int adreno_is_a3xx(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev >= 300); |
| } |
| |
| static inline int adreno_is_a305(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A305); |
| } |
| |
| static inline int adreno_is_a305b(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A305B); |
| } |
| |
| static inline int adreno_is_a305c(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A305C); |
| } |
| |
| static inline int adreno_is_a320(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A320); |
| } |
| |
| static inline int adreno_is_a330(struct adreno_device *adreno_dev) |
| { |
| return (adreno_dev->gpurev == ADRENO_REV_A330); |
| } |
| |
| static inline int adreno_is_a330v2(struct adreno_device *adreno_dev) |
| { |
| return ((adreno_dev->gpurev == ADRENO_REV_A330) && |
| (ADRENO_CHIPID_PATCH(adreno_dev->chip_id) > 0)); |
| } |
| |
| static inline int adreno_rb_ctxtswitch(unsigned int *cmd) |
| { |
| return (cmd[0] == cp_nop_packet(1) && |
| cmd[1] == KGSL_CONTEXT_TO_MEM_IDENTIFIER); |
| } |
| |
| /** |
| * adreno_context_timestamp() - Return the last queued timestamp for the context |
| * @k_ctxt: Pointer to the KGSL context to query |
| * @rb: Pointer to the ringbuffer structure for the GPU |
| * |
| * Return the last queued context for the given context. This is used to verify |
| * that incoming requests are not using an invalid (unsubmitted) timestamp |
| */ |
| static inline int adreno_context_timestamp(struct kgsl_context *k_ctxt, |
| struct adreno_ringbuffer *rb) |
| { |
| if (k_ctxt) { |
| struct adreno_context *a_ctxt = ADRENO_CONTEXT(k_ctxt); |
| return a_ctxt->timestamp; |
| } |
| return rb->global_ts; |
| } |
| |
| /** |
| * adreno_encode_istore_size - encode istore size in CP format |
| * @adreno_dev - The 3D device. |
| * |
| * Encode the istore size into the format expected that the |
| * CP_SET_SHADER_BASES and CP_ME_INIT commands: |
| * bits 31:29 - istore size as encoded by this function |
| * bits 27:16 - vertex shader start offset in instructions |
| * bits 11:0 - pixel shader start offset in instructions. |
| */ |
| static inline int adreno_encode_istore_size(struct adreno_device *adreno_dev) |
| { |
| unsigned int size; |
| /* in a225 the CP microcode multiplies the encoded |
| * value by 3 while decoding. |
| */ |
| if (adreno_is_a225(adreno_dev)) |
| size = adreno_dev->istore_size/3; |
| else |
| size = adreno_dev->istore_size; |
| |
| return (ilog2(size) - 5) << 29; |
| } |
| |
| static inline int __adreno_add_idle_indirect_cmds(unsigned int *cmds, |
| unsigned int nop_gpuaddr) |
| { |
| /* Adding an indirect buffer ensures that the prefetch stalls until |
| * the commands in indirect buffer have completed. We need to stall |
| * prefetch with a nop indirect buffer when updating pagetables |
| * because it provides stabler synchronization */ |
| *cmds++ = CP_HDR_INDIRECT_BUFFER_PFD; |
| *cmds++ = nop_gpuaddr; |
| *cmds++ = 2; |
| *cmds++ = cp_type3_packet(CP_WAIT_FOR_IDLE, 1); |
| *cmds++ = 0x00000000; |
| return 5; |
| } |
| |
| static inline int adreno_add_change_mh_phys_limit_cmds(unsigned int *cmds, |
| unsigned int new_phys_limit, |
| unsigned int nop_gpuaddr) |
| { |
| unsigned int *start = cmds; |
| |
| *cmds++ = cp_type0_packet(MH_MMU_MPU_END, 1); |
| *cmds++ = new_phys_limit; |
| cmds += __adreno_add_idle_indirect_cmds(cmds, nop_gpuaddr); |
| return cmds - start; |
| } |
| |
| static inline int adreno_add_bank_change_cmds(unsigned int *cmds, |
| int cur_ctx_bank, |
| unsigned int nop_gpuaddr) |
| { |
| unsigned int *start = cmds; |
| |
| *cmds++ = cp_type0_packet(REG_CP_STATE_DEBUG_INDEX, 1); |
| *cmds++ = (cur_ctx_bank ? 0 : 0x20); |
| cmds += __adreno_add_idle_indirect_cmds(cmds, nop_gpuaddr); |
| return cmds - start; |
| } |
| |
| /* |
| * adreno_read_cmds - Add pm4 packets to perform read |
| * @device - Pointer to device structure |
| * @cmds - Pointer to memory where read commands need to be added |
| * @addr - gpu address of the read |
| * @val - The GPU will wait until the data at address addr becomes |
| * equal to value |
| */ |
| static inline int adreno_add_read_cmds(struct kgsl_device *device, |
| unsigned int *cmds, unsigned int addr, |
| unsigned int val, unsigned int nop_gpuaddr) |
| { |
| unsigned int *start = cmds; |
| |
| *cmds++ = cp_type3_packet(CP_WAIT_REG_MEM, 5); |
| /* MEM SPACE = memory, FUNCTION = equals */ |
| *cmds++ = 0x13; |
| *cmds++ = addr; |
| *cmds++ = val; |
| *cmds++ = 0xFFFFFFFF; |
| *cmds++ = 0xFFFFFFFF; |
| cmds += __adreno_add_idle_indirect_cmds(cmds, nop_gpuaddr); |
| return cmds - start; |
| } |
| |
| /* |
| * adreno_idle_cmds - Add pm4 packets for GPU idle |
| * @adreno_dev - Pointer to device structure |
| * @cmds - Pointer to memory where idle commands need to be added |
| */ |
| static inline int adreno_add_idle_cmds(struct adreno_device *adreno_dev, |
| unsigned int *cmds) |
| { |
| unsigned int *start = cmds; |
| |
| *cmds++ = cp_type3_packet(CP_WAIT_FOR_IDLE, 1); |
| *cmds++ = 0; |
| |
| if (adreno_is_a3xx(adreno_dev)) { |
| *cmds++ = cp_type3_packet(CP_WAIT_FOR_ME, 1); |
| *cmds++ = 0; |
| } |
| |
| return cmds - start; |
| } |
| |
| /* |
| * adreno_wait_reg_eq() - Add a CP_WAIT_REG_EQ command |
| * @cmds: Pointer to memory where commands are to be added |
| * @addr: Regiater address to poll for |
| * @val: Value to poll for |
| * @mask: The value against which register value is masked |
| * @interval: wait interval |
| */ |
| static inline int adreno_wait_reg_eq(unsigned int *cmds, unsigned int addr, |
| unsigned int val, unsigned int mask, |
| unsigned int interval) |
| { |
| unsigned int *start = cmds; |
| *cmds++ = cp_type3_packet(CP_WAIT_REG_EQ, 4); |
| *cmds++ = addr; |
| *cmds++ = val; |
| *cmds++ = mask; |
| *cmds++ = interval; |
| return cmds - start; |
| } |
| |
| /* |
| * adreno_checkreg_off() - Checks the validity of a register enum |
| * @adreno_dev: Pointer to adreno device |
| * @offset_name: The register enum that is checked |
| */ |
| static inline bool adreno_checkreg_off(struct adreno_device *adreno_dev, |
| enum adreno_regs offset_name) |
| { |
| if (offset_name >= ADRENO_REG_REGISTER_MAX || |
| ADRENO_REG_UNUSED == |
| adreno_dev->gpudev->reg_offsets->offsets[offset_name]) { |
| BUG_ON(1); |
| } |
| return true; |
| } |
| |
| /* |
| * adreno_readreg() - Read a register by getting its offset from the |
| * offset array defined in gpudev node |
| * @adreno_dev: Pointer to the the adreno device |
| * @offset_name: The register enum that is to be read |
| * @val: Register value read is placed here |
| */ |
| static inline void adreno_readreg(struct adreno_device *adreno_dev, |
| enum adreno_regs offset_name, unsigned int *val) |
| { |
| struct kgsl_device *device = &adreno_dev->dev; |
| if (adreno_checkreg_off(adreno_dev, offset_name)) |
| kgsl_regread(device, |
| adreno_dev->gpudev->reg_offsets->offsets[offset_name], |
| val); |
| } |
| |
| /* |
| * adreno_writereg() - Write a register by getting its offset from the |
| * offset array defined in gpudev node |
| * @adreno_dev: Pointer to the the adreno device |
| * @offset_name: The register enum that is to be written |
| * @val: Value to write |
| */ |
| static inline void adreno_writereg(struct adreno_device *adreno_dev, |
| enum adreno_regs offset_name, unsigned int val) |
| { |
| struct kgsl_device *device = &adreno_dev->dev; |
| if (adreno_checkreg_off(adreno_dev, offset_name)) |
| kgsl_regwrite(device, |
| adreno_dev->gpudev->reg_offsets->offsets[offset_name], val); |
| } |
| |
| /* |
| * adreno_getreg() - Returns the offset value of a register from the |
| * register offset array in the gpudev node |
| * @adreno_dev: Pointer to the the adreno device |
| * @offset_name: The register enum whore offset is returned |
| */ |
| static inline unsigned int adreno_getreg(struct adreno_device *adreno_dev, |
| enum adreno_regs offset_name) |
| { |
| if (!adreno_checkreg_off(adreno_dev, offset_name)) |
| return ADRENO_REG_REGISTER_MAX; |
| return adreno_dev->gpudev->reg_offsets->offsets[offset_name]; |
| } |
| |
| #ifdef CONFIG_DEBUG_FS |
| void adreno_debugfs_init(struct kgsl_device *device); |
| #else |
| static inline void adreno_debugfs_init(struct kgsl_device *device) { } |
| #endif |
| |
| /** |
| * adreno_gpu_fault() - Return the current state of the GPU |
| * @adreno_dev: A ponter to the adreno_device to query |
| * |
| * Return 0 if there is no fault or positive with the last type of fault that |
| * occurred |
| */ |
| static inline unsigned int adreno_gpu_fault(struct adreno_device *adreno_dev) |
| { |
| smp_rmb(); |
| return atomic_read(&adreno_dev->dispatcher.fault); |
| } |
| |
| /** |
| * adreno_set_gpu_fault() - Set the current fault status of the GPU |
| * @adreno_dev: A pointer to the adreno_device to set |
| * @state: fault state to set |
| * |
| */ |
| static inline void adreno_set_gpu_fault(struct adreno_device *adreno_dev, |
| int state) |
| { |
| /* only set the fault bit w/o overwriting other bits */ |
| atomic_add(state, &adreno_dev->dispatcher.fault); |
| smp_wmb(); |
| } |
| |
| /** |
| * adreno_clear_gpu_fault() - Clear the GPU fault register |
| * @adreno_dev: A pointer to an adreno_device structure |
| * |
| * Clear the GPU fault status for the adreno device |
| */ |
| |
| static inline void adreno_clear_gpu_fault(struct adreno_device *adreno_dev) |
| { |
| atomic_set(&adreno_dev->dispatcher.fault, 0); |
| smp_wmb(); |
| } |
| |
| /* |
| * adreno_bootstrap_ucode() - Checks if Ucode bootstrapping is supported |
| * @adreno_dev: Pointer to the the adreno device |
| */ |
| static inline int adreno_bootstrap_ucode(struct adreno_device *adreno_dev) |
| { |
| if ((adreno_dev->pfp_bstrp_size) && (adreno_dev->pm4_bstrp_size) |
| && (adreno_dev->pfp_fw_version >= adreno_dev->pfp_bstrp_ver)) |
| return 1; |
| else |
| return 0; |
| } |
| |
| /** |
| * adreno_get_rptr() - Get the current ringbuffer read pointer |
| * @rb: Pointer the ringbuffer to query |
| * |
| * Get the current read pointer from the GPU register. |
| */ |
| static inline unsigned int |
| adreno_get_rptr(struct adreno_ringbuffer *rb) |
| { |
| struct adreno_device *adreno_dev = ADRENO_DEVICE(rb->device); |
| unsigned int result; |
| adreno_readreg(adreno_dev, ADRENO_REG_CP_RB_RPTR, &result); |
| return result; |
| } |
| |
| #endif /*__ADRENO_H */ |