Files
linux-nvgpu/drivers/gpu/nvgpu/gk20a/gk20a.h
Supriya e34b945834 nvgpu: new gpmu ucode compatibility
For LS PMU new ucode needs to be used.
Ucode has interface header file changes too.
This patch also has fixes for pmu dmem copy failure

Bug 1509680

Change-Id: I8c7018f889a82104dea590751e650e53e5524a54
Signed-off-by: Supriya <ssharatkumar@nvidia.com>
Reviewed-on: http://git-master/r/441734
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>
2015-03-18 12:10:36 -07:00

634 lines
18 KiB
C

/*
* drivers/video/tegra/host/gk20a/gk20a.h
*
* GK20A Graphics
*
* Copyright (c) 2011-2014, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef _NVHOST_GK20A_H_
#define _NVHOST_GK20A_H_
struct gk20a;
struct fifo_gk20a;
struct channel_gk20a;
struct gr_gk20a;
struct sim_gk20a;
struct gk20a_ctxsw_ucode_segments;
struct acr_gm20b;
#include <linux/sched.h>
#include <linux/spinlock.h>
#include <linux/nvhost_gpu_ioctl.h>
#include <linux/tegra-soc.h>
#include "../../../arch/arm/mach-tegra/iomap.h"
#include "as_gk20a.h"
#include "clk_gk20a.h"
#include "fifo_gk20a.h"
#include "tsg_gk20a.h"
#include "gr_gk20a.h"
#include "sim_gk20a.h"
#include "pmu_gk20a.h"
#include "priv_ring_gk20a.h"
#include "therm_gk20a.h"
#include "platform_gk20a.h"
#include "gm20b/acr_gm20b.h"
extern struct platform_device tegra_gk20a_device;
bool is_gk20a_module(struct platform_device *dev);
struct cooling_device_gk20a {
struct thermal_cooling_device *gk20a_cooling_dev;
unsigned int gk20a_freq_state;
unsigned int gk20a_freq_table_size;
struct gk20a *g;
};
enum gk20a_cbc_op {
gk20a_cbc_op_clear,
gk20a_cbc_op_clean,
gk20a_cbc_op_invalidate,
};
struct gpu_ops {
struct {
int (*determine_L2_size_bytes)(struct gk20a *gk20a);
void (*set_max_ways_evict_last)(struct gk20a *g, u32 max_ways);
int (*init_comptags)(struct gk20a *g, struct gr_gk20a *gr);
int (*cbc_ctrl)(struct gk20a *g, enum gk20a_cbc_op op,
u32 min, u32 max);
void (*set_zbc_color_entry)(struct gk20a *g,
struct zbc_entry *color_val,
u32 index);
void (*set_zbc_depth_entry)(struct gk20a *g,
struct zbc_entry *depth_val,
u32 index);
void (*init_cbc)(struct gk20a *g, struct gr_gk20a *gr);
void (*sync_debugfs)(struct gk20a *g);
void (*init_fs_state)(struct gk20a *g);
void (*elpg_flush)(struct gk20a *g);
void (*isr)(struct gk20a *g);
u32 (*cbc_fix_config)(struct gk20a *g, int base);
void (*flush)(struct gk20a *g);
} ltc;
struct {
int (*init_fs_state)(struct gk20a *g);
void (*access_smpc_reg)(struct gk20a *g, u32 quad, u32 offset);
void (*bundle_cb_defaults)(struct gk20a *g);
void (*cb_size_default)(struct gk20a *g);
int (*calc_global_ctx_buffer_size)(struct gk20a *g);
void (*commit_global_attrib_cb)(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
u64 addr, bool patch);
void (*commit_global_bundle_cb)(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
u64 addr, u64 size, bool patch);
int (*commit_global_cb_manager)(struct gk20a *g,
struct channel_gk20a *ch,
bool patch);
void (*commit_global_pagepool)(struct gk20a *g,
struct channel_ctx_gk20a *ch_ctx,
u64 addr, u32 size, bool patch);
void (*init_gpc_mmu)(struct gk20a *g);
int (*handle_sw_method)(struct gk20a *g, u32 addr,
u32 class_num, u32 offset, u32 data);
void (*set_alpha_circular_buffer_size)(struct gk20a *g,
u32 data);
void (*set_circular_buffer_size)(struct gk20a *g, u32 data);
void (*enable_hww_exceptions)(struct gk20a *g);
bool (*is_valid_class)(struct gk20a *g, u32 class_num);
void (*get_sm_dsm_perf_regs)(struct gk20a *g,
u32 *num_sm_dsm_perf_regs,
u32 **sm_dsm_perf_regs,
u32 *perf_register_stride);
void (*get_sm_dsm_perf_ctrl_regs)(struct gk20a *g,
u32 *num_sm_dsm_perf_regs,
u32 **sm_dsm_perf_regs,
u32 *perf_register_stride);
void (*set_hww_esr_report_mask)(struct gk20a *g);
int (*setup_alpha_beta_tables)(struct gk20a *g,
struct gr_gk20a *gr);
int (*falcon_load_ucode)(struct gk20a *g,
u64 addr_base,
struct gk20a_ctxsw_ucode_segments *segments,
u32 reg_offset);
int (*load_ctxsw_ucode)(struct gk20a *g);
} gr;
const char *name;
struct {
void (*init_fs_state)(struct gk20a *g);
void (*reset)(struct gk20a *g);
void (*init_uncompressed_kind_map)(struct gk20a *g);
void (*init_kind_attr)(struct gk20a *g);
} fb;
struct {
void (*slcg_gr_load_gating_prod)(struct gk20a *g, bool prod);
void (*slcg_perf_load_gating_prod)(struct gk20a *g, bool prod);
void (*blcg_gr_load_gating_prod)(struct gk20a *g, bool prod);
void (*pg_gr_load_gating_prod)(struct gk20a *g, bool prod);
void (*slcg_therm_load_gating_prod)(struct gk20a *g, bool prod);
} clock_gating;
struct {
void (*bind_channel)(struct channel_gk20a *ch_gk20a);
void (*trigger_mmu_fault)(struct gk20a *g,
unsigned long engine_ids);
} fifo;
struct pmu_v {
/*used for change of enum zbc update cmd id from ver 0 to ver1*/
u32 cmd_id_zbc_table_update;
u32 (*get_pmu_cmdline_args_size)(struct pmu_gk20a *pmu);
void (*set_pmu_cmdline_args_cpu_freq)(struct pmu_gk20a *pmu,
u32 freq);
void (*set_pmu_cmdline_args_trace_size)(struct pmu_gk20a *pmu,
u32 size);
void (*set_pmu_cmdline_args_trace_dma_base)(
struct pmu_gk20a *pmu);
void (*set_pmu_cmdline_args_trace_dma_idx)(
struct pmu_gk20a *pmu, u32 idx);
void * (*get_pmu_cmdline_args_ptr)(struct pmu_gk20a *pmu);
u32 (*get_pmu_allocation_struct_size)(struct pmu_gk20a *pmu);
void (*set_pmu_allocation_ptr)(struct pmu_gk20a *pmu,
void **pmu_alloc_ptr, void *assign_ptr);
void (*pmu_allocation_set_dmem_size)(struct pmu_gk20a *pmu,
void *pmu_alloc_ptr, u16 size);
u16 (*pmu_allocation_get_dmem_size)(struct pmu_gk20a *pmu,
void *pmu_alloc_ptr);
u32 (*pmu_allocation_get_dmem_offset)(struct pmu_gk20a *pmu,
void *pmu_alloc_ptr);
u32 * (*pmu_allocation_get_dmem_offset_addr)(
struct pmu_gk20a *pmu, void *pmu_alloc_ptr);
void (*pmu_allocation_set_dmem_offset)(struct pmu_gk20a *pmu,
void *pmu_alloc_ptr, u32 offset);
void (*get_pmu_init_msg_pmu_queue_params)(
struct pmu_queue *queue, u32 id,
void *pmu_init_msg);
void *(*get_pmu_msg_pmu_init_msg_ptr)(
struct pmu_init_msg *init);
u16 (*get_pmu_init_msg_pmu_sw_mg_off)(
union pmu_init_msg_pmu *init_msg);
u16 (*get_pmu_init_msg_pmu_sw_mg_size)(
union pmu_init_msg_pmu *init_msg);
u32 (*get_pmu_perfmon_cmd_start_size)(void);
int (*get_perfmon_cmd_start_offsetofvar)(
enum pmu_perfmon_cmd_start_fields field);
void (*perfmon_start_set_cmd_type)(struct pmu_perfmon_cmd *pc,
u8 value);
void (*perfmon_start_set_group_id)(struct pmu_perfmon_cmd *pc,
u8 value);
void (*perfmon_start_set_state_id)(struct pmu_perfmon_cmd *pc,
u8 value);
void (*perfmon_start_set_flags)(struct pmu_perfmon_cmd *pc,
u8 value);
u8 (*perfmon_start_get_flags)(struct pmu_perfmon_cmd *pc);
u32 (*get_pmu_perfmon_cmd_init_size)(void);
int (*get_perfmon_cmd_init_offsetofvar)(
enum pmu_perfmon_cmd_start_fields field);
void (*perfmon_cmd_init_set_sample_buffer)(
struct pmu_perfmon_cmd *pc, u16 value);
void (*perfmon_cmd_init_set_dec_cnt)(
struct pmu_perfmon_cmd *pc, u8 value);
void (*perfmon_cmd_init_set_base_cnt_id)(
struct pmu_perfmon_cmd *pc, u8 value);
void (*perfmon_cmd_init_set_samp_period_us)(
struct pmu_perfmon_cmd *pc, u32 value);
void (*perfmon_cmd_init_set_num_cnt)(struct pmu_perfmon_cmd *pc,
u8 value);
void (*perfmon_cmd_init_set_mov_avg)(struct pmu_perfmon_cmd *pc,
u8 value);
void *(*get_pmu_seq_in_a_ptr)(
struct pmu_sequence *seq);
void *(*get_pmu_seq_out_a_ptr)(
struct pmu_sequence *seq);
void (*set_pmu_cmdline_args_secure_mode)(struct pmu_gk20a *pmu,
u32 val);
u32 (*get_perfmon_cntr_sz)(struct pmu_gk20a *pmu);
void * (*get_perfmon_cntr_ptr)(struct pmu_gk20a *pmu);
void (*set_perfmon_cntr_ut)(struct pmu_gk20a *pmu, u16 ut);
void (*set_perfmon_cntr_lt)(struct pmu_gk20a *pmu, u16 lt);
void (*set_perfmon_cntr_valid)(struct pmu_gk20a *pmu, u8 val);
void (*set_perfmon_cntr_index)(struct pmu_gk20a *pmu, u8 val);
void (*set_perfmon_cntr_group_id)(struct pmu_gk20a *pmu,
u8 gid);
} pmu_ver;
struct {
int (*get_netlist_name)(int index, char *name);
bool (*is_fw_defined)(void);
} gr_ctx;
struct {
int (*set_sparse)(struct vm_gk20a *vm, u64 vaddr,
u32 num_pages, u32 pgsz_idx);
} mm;
struct {
int (*prepare_ucode)(struct gk20a *g);
int (*pmu_setup_hw_and_bootstrap)(struct gk20a *g);
} pmu;
struct {
int (*init_clk_support)(struct gk20a *g);
int (*suspend_clk_support)(struct gk20a *g);
} clk;
};
struct gk20a {
struct platform_device *dev;
struct platform_device *host1x_dev;
struct resource *reg_mem;
void __iomem *regs;
void __iomem *regs_saved;
struct resource *bar1_mem;
void __iomem *bar1;
void __iomem *bar1_saved;
bool power_on;
struct rw_semaphore busy_lock;
struct clk_gk20a clk;
struct fifo_gk20a fifo;
struct gr_gk20a gr;
struct sim_gk20a sim;
struct mm_gk20a mm;
struct pmu_gk20a pmu;
struct acr_gm20b acr;
struct cooling_device_gk20a gk20a_cdev;
/* Save pmu fw here so that it lives cross suspend/resume.
pmu suspend destroys all pmu sw/hw states. Loading pmu
fw in resume crashes when the resume is from sys_exit. */
const struct firmware *pmu_fw;
u32 gr_idle_timeout_default;
u32 timeouts_enabled;
bool slcg_enabled;
bool blcg_enabled;
bool elcg_enabled;
bool elpg_enabled;
bool aelpg_enabled;
bool forced_idle;
bool forced_reset;
#ifdef CONFIG_DEBUG_FS
spinlock_t debugfs_lock;
struct dentry *debugfs_ltc_enabled;
struct dentry *debugfs_timeouts_enabled;
struct dentry *debugfs_gr_idle_timeout_default;
#endif
struct gk20a_ctxsw_ucode_info ctxsw_ucode_info;
/* held while manipulating # of debug/profiler sessions present */
/* also prevents debug sessions from attaching until released */
struct mutex dbg_sessions_lock;
int dbg_sessions; /* number attached */
int dbg_powergating_disabled_refcount; /*refcount for pg disable */
void (*remove_support)(struct platform_device *);
u64 pg_ingating_time_us;
u64 pg_ungating_time_us;
u32 pg_gating_cnt;
spinlock_t mc_enable_lock;
struct nvhost_gpu_characteristics gpu_characteristics;
struct {
struct cdev cdev;
struct device *node;
} channel;
struct gk20a_as as;
struct {
struct cdev cdev;
struct device *node;
} ctrl;
struct {
struct cdev cdev;
struct device *node;
} dbg;
struct {
struct cdev cdev;
struct device *node;
} prof;
struct {
struct cdev cdev;
struct device *node;
} tsg;
struct mutex client_lock;
int client_refcount; /* open channels and ctrl nodes */
dev_t cdev_region;
struct class *class;
struct gpu_ops ops;
int irq_stall;
int irq_nonstall;
u32 max_ltc_count;
u32 ltc_count;
struct generic_pm_domain pd;
struct devfreq *devfreq;
struct gk20a_scale_profile *scale_profile;
struct device_dma_parameters dma_parms;
};
static inline unsigned long gk20a_get_gr_idle_timeout(struct gk20a *g)
{
return g->timeouts_enabled ?
g->gr_idle_timeout_default : MAX_SCHEDULE_TIMEOUT;
}
static inline struct gk20a *get_gk20a(struct platform_device *dev)
{
return gk20a_get_platform(dev)->g;
}
enum BAR0_DEBUG_OPERATION {
BARO_ZERO_NOP = 0,
OP_END = 'DONE',
BAR0_READ32 = '0R32',
BAR0_WRITE32 = '0W32',
};
struct share_buffer_head {
enum BAR0_DEBUG_OPERATION operation;
/* size of the operation item */
u32 size;
u32 completed;
u32 failed;
u64 context;
u64 completion_callback;
};
struct gk20a_cyclestate_buffer_elem {
struct share_buffer_head head;
/* in */
u64 p_data;
u64 p_done;
u32 offset_bar0;
u16 first_bit;
u16 last_bit;
/* out */
/* keep 64 bits to be consistent */
u64 data;
};
/* debug accessories */
#ifdef CONFIG_DEBUG_FS
/* debug info, default is compiled-in but effectively disabled (0 mask) */
#define GK20A_DEBUG
/*e.g: echo 1 > /d/tegra_host/dbg_mask */
#define GK20A_DEFAULT_DBG_MASK 0
#else
/* manually enable and turn it on the mask */
/*#define NVHOST_DEBUG*/
#define GK20A_DEFAULT_DBG_MASK (dbg_info)
#endif
enum gk20a_dbg_categories {
gpu_dbg_info = BIT(0), /* lightly verbose info */
gpu_dbg_fn = BIT(2), /* fn name tracing */
gpu_dbg_reg = BIT(3), /* register accesses, very verbose */
gpu_dbg_pte = BIT(4), /* gmmu ptes */
gpu_dbg_intr = BIT(5), /* interrupts */
gpu_dbg_pmu = BIT(6), /* gk20a pmu */
gpu_dbg_clk = BIT(7), /* gk20a clk */
gpu_dbg_map = BIT(8), /* mem mappings */
gpu_dbg_gpu_dbg = BIT(9), /* gpu debugger/profiler */
gpu_dbg_mem = BIT(31), /* memory accesses, very verbose */
};
#if defined(GK20A_DEBUG)
extern u32 gk20a_dbg_mask;
extern u32 gk20a_dbg_ftrace;
#define gk20a_dbg(dbg_mask, format, arg...) \
do { \
if (unlikely((dbg_mask) & gk20a_dbg_mask)) { \
if (gk20a_dbg_ftrace) \
trace_printk(format "\n", ##arg); \
else \
pr_info("gk20a %s: " format "\n", \
__func__, ##arg); \
} \
} while (0)
#else /* GK20A_DEBUG */
#define gk20a_dbg(dbg_mask, format, arg...) \
do { \
if (0) \
pr_info("gk20a %s: " format "\n", __func__, ##arg);\
} while (0)
#endif
#define gk20a_err(d, fmt, arg...) \
dev_err(d, "%s: " fmt "\n", __func__, ##arg)
#define gk20a_warn(d, fmt, arg...) \
dev_warn(d, "%s: " fmt "\n", __func__, ##arg)
#define gk20a_dbg_fn(fmt, arg...) \
gk20a_dbg(gpu_dbg_fn, fmt, ##arg)
#define gk20a_dbg_info(fmt, arg...) \
gk20a_dbg(gpu_dbg_info, fmt, ##arg)
/* mem access with dbg_mem logging */
static inline u8 gk20a_mem_rd08(void *ptr, int b)
{
u8 _b = ((const u8 *)ptr)[b];
#ifdef CONFIG_TEGRA_SIMULATION_PLATFORM
gk20a_dbg(gpu_dbg_mem, " %p = 0x%x", ptr+sizeof(u8)*b, _b);
#endif
return _b;
}
static inline u16 gk20a_mem_rd16(void *ptr, int s)
{
u16 _s = ((const u16 *)ptr)[s];
#ifdef CONFIG_TEGRA_SIMULATION_PLATFORM
gk20a_dbg(gpu_dbg_mem, " %p = 0x%x", ptr+sizeof(u16)*s, _s);
#endif
return _s;
}
static inline u32 gk20a_mem_rd32(void *ptr, int w)
{
u32 _w = ((const u32 *)ptr)[w];
#ifdef CONFIG_TEGRA_SIMULATION_PLATFORM
gk20a_dbg(gpu_dbg_mem, " %p = 0x%x", ptr + sizeof(u32)*w, _w);
#endif
return _w;
}
static inline void gk20a_mem_wr08(void *ptr, int b, u8 data)
{
#ifdef CONFIG_TEGRA_SIMULATION_PLATFORM
gk20a_dbg(gpu_dbg_mem, " %p = 0x%x", ptr+sizeof(u8)*b, data);
#endif
((u8 *)ptr)[b] = data;
}
static inline void gk20a_mem_wr16(void *ptr, int s, u16 data)
{
#ifdef CONFIG_TEGRA_SIMULATION_PLATFORM
gk20a_dbg(gpu_dbg_mem, " %p = 0x%x", ptr+sizeof(u16)*s, data);
#endif
((u16 *)ptr)[s] = data;
}
static inline void gk20a_mem_wr32(void *ptr, int w, u32 data)
{
#ifdef CONFIG_TEGRA_SIMULATION_PLATFORM
gk20a_dbg(gpu_dbg_mem, " %p = 0x%x", ptr+sizeof(u32)*w, data);
#endif
((u32 *)ptr)[w] = data;
}
void gk20a_init_clk_ops(struct gpu_ops *gops);
/* register accessors */
int gk20a_lockout_registers(struct gk20a *g);
int gk20a_restore_registers(struct gk20a *g);
static inline void gk20a_writel(struct gk20a *g, u32 r, u32 v)
{
gk20a_dbg(gpu_dbg_reg, " r=0x%x v=0x%x", r, v);
wmb();
writel_relaxed(v, g->regs + r);
}
static inline u32 gk20a_readl(struct gk20a *g, u32 r)
{
u32 v = readl(g->regs + r);
gk20a_dbg(gpu_dbg_reg, " r=0x%x v=0x%x", r, v);
return v;
}
static inline void gk20a_bar1_writel(struct gk20a *g, u32 b, u32 v)
{
gk20a_dbg(gpu_dbg_reg, " b=0x%x v=0x%x", b, v);
wmb();
writel_relaxed(v, g->bar1 + b);
}
static inline u32 gk20a_bar1_readl(struct gk20a *g, u32 b)
{
u32 v = readl(g->bar1 + b);
gk20a_dbg(gpu_dbg_reg, " b=0x%x v=0x%x", b, v);
return v;
}
/* convenience */
static inline struct device *dev_from_gk20a(struct gk20a *g)
{
return &g->dev->dev;
}
static inline struct gk20a *gk20a_from_as(struct gk20a_as *as)
{
return container_of(as, struct gk20a, as);
}
static inline struct gk20a *gk20a_from_pmu(struct pmu_gk20a *pmu)
{
return container_of(pmu, struct gk20a, pmu);
}
static inline u32 u64_hi32(u64 n)
{
return (u32)((n >> 32) & ~(u32)0);
}
static inline u32 u64_lo32(u64 n)
{
return (u32)(n & ~(u32)0);
}
static inline u32 set_field(u32 val, u32 mask, u32 field)
{
return ((val & ~mask) | field);
}
/* invalidate channel lookup tlb */
static inline void gk20a_gr_flush_channel_tlb(struct gr_gk20a *gr)
{
spin_lock(&gr->ch_tlb_lock);
memset(gr->chid_tlb, 0,
sizeof(struct gr_channel_map_tlb_entry) *
GR_CHANNEL_MAP_TLB_SIZE);
spin_unlock(&gr->ch_tlb_lock);
}
/* classes that the device supports */
/* TBD: get these from an open-sourced SDK? */
enum {
KEPLER_C = 0xA297,
FERMI_TWOD_A = 0x902D,
KEPLER_COMPUTE_A = 0xA0C0,
KEPLER_INLINE_TO_MEMORY_A = 0xA040,
KEPLER_DMA_COPY_A = 0xA0B5, /*not sure about this one*/
};
#if defined(CONFIG_GK20A_PMU)
static inline int support_gk20a_pmu(void)
{
return 1;
}
#else
static inline int support_gk20a_pmu(void){return 0;}
#endif
void gk20a_create_sysfs(struct platform_device *dev);
#define GK20A_BAR0_IORESOURCE_MEM 0
#define GK20A_BAR1_IORESOURCE_MEM 1
#define GK20A_SIM_IORESOURCE_MEM 2
void gk20a_busy_noresume(struct platform_device *pdev);
int gk20a_busy(struct platform_device *pdev);
void gk20a_idle(struct platform_device *pdev);
void gk20a_disable(struct gk20a *g, u32 units);
void gk20a_enable(struct gk20a *g, u32 units);
void gk20a_reset(struct gk20a *g, u32 units);
int gk20a_get_client(struct gk20a *g);
void gk20a_put_client(struct gk20a *g);
const struct firmware *
gk20a_request_firmware(struct gk20a *g, const char *fw_name);
#define NVHOST_GPU_ARCHITECTURE_SHIFT 4
/* constructs unique and compact GPUID from nvhost_gpu_characteristics
* arch/impl fields */
#define GK20A_GPUID(arch, impl) ((u32) ((arch) | (impl)))
#define GK20A_GPUID_GK20A \
GK20A_GPUID(NVHOST_GPU_ARCH_GK100, NVHOST_GPU_IMPL_GK20A)
#define GK20A_GPUID_GM20B \
GK20A_GPUID(NVHOST_GPU_ARCH_GM200, NVHOST_GPU_IMPL_GM20B)
int gk20a_init_gpu_characteristics(struct gk20a *g);
#endif /* _NVHOST_GK20A_H_ */