drivers/gpu/host1x/hw/host1x07_hardware.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 /*
   3  * Tegra host1x Register Offsets for Tegra194
   4  *
   5  * Copyright (c) 2018 NVIDIA Corporation.
   6  */
   7
   8 #ifndef __HOST1X_HOST1X07_HARDWARE_H
   9 #define __HOST1X_HOST1X07_HARDWARE_H
  10
  11 #include <linux/types.h>
  12 #include <linux/bitops.h>
  13
  14 #include "hw_host1x07_channel.h"
  15 #include "hw_host1x07_uclass.h"
  16 #include "hw_host1x07_vm.h"
  17 #include "hw_host1x07_hypervisor.h"
  18
  19 static inline u32 host1x_class_host_wait_syncpt(
  20         unsigned indx, unsigned threshold)
  21 {
  22         return host1x_uclass_wait_syncpt_indx_f(indx)
  23                 | host1x_uclass_wait_syncpt_thresh_f(threshold);
  24 }
  25
  26 static inline u32 host1x_class_host_load_syncpt_base(
  27         unsigned indx, unsigned threshold)
  28 {
  29         return host1x_uclass_load_syncpt_base_base_indx_f(indx)
  30                 | host1x_uclass_load_syncpt_base_value_f(threshold);
  31 }
  32
  33 static inline u32 host1x_class_host_wait_syncpt_base(
  34         unsigned indx, unsigned base_indx, unsigned offset)
  35 {
  36         return host1x_uclass_wait_syncpt_base_indx_f(indx)
  37                 | host1x_uclass_wait_syncpt_base_base_indx_f(base_indx)
  38                 | host1x_uclass_wait_syncpt_base_offset_f(offset);
  39 }
  40
  41 static inline u32 host1x_class_host_incr_syncpt_base(
  42         unsigned base_indx, unsigned offset)
  43 {
  44         return host1x_uclass_incr_syncpt_base_base_indx_f(base_indx)
  45                 | host1x_uclass_incr_syncpt_base_offset_f(offset);
  46 }
  47
  48 static inline u32 host1x_class_host_incr_syncpt(
  49         unsigned cond, unsigned indx)
  50 {
  51         return host1x_uclass_incr_syncpt_cond_f(cond)
  52                 | host1x_uclass_incr_syncpt_indx_f(indx);
  53 }
  54
  55 static inline u32 host1x_class_host_indoff_reg_write(
  56         unsigned mod_id, unsigned offset, bool auto_inc)
  57 {
  58         u32 v = host1x_uclass_indoff_indbe_f(0xf)
  59                 | host1x_uclass_indoff_indmodid_f(mod_id)
  60                 | host1x_uclass_indoff_indroffset_f(offset);
  61         if (auto_inc)
  62                 v |= host1x_uclass_indoff_autoinc_f(1);
  63         return v;
  64 }
  65
  66 static inline u32 host1x_class_host_indoff_reg_read(
  67         unsigned mod_id, unsigned offset, bool auto_inc)
  68 {
  69         u32 v = host1x_uclass_indoff_indmodid_f(mod_id)
  70                 | host1x_uclass_indoff_indroffset_f(offset)
  71                 | host1x_uclass_indoff_rwn_read_v();
  72         if (auto_inc)
  73                 v |= host1x_uclass_indoff_autoinc_f(1);
  74         return v;
  75 }
  76
  77 /* cdma opcodes */
  78 static inline u32 host1x_opcode_setclass(
  79         unsigned class_id, unsigned offset, unsigned mask)
  80 {
  81         return (0 << 28) | (offset << 16) | (class_id << 6) | mask;
  82 }
  83
  84 static inline u32 host1x_opcode_incr(unsigned offset, unsigned count)
  85 {
  86         return (1 << 28) | (offset << 16) | count;
  87 }
  88
  89 static inline u32 host1x_opcode_nonincr(unsigned offset, unsigned count)
  90 {
  91         return (2 << 28) | (offset << 16) | count;
  92 }
  93
  94 static inline u32 host1x_opcode_mask(unsigned offset, unsigned mask)
  95 {
  96         return (3 << 28) | (offset << 16) | mask;
  97 }
  98
  99 static inline u32 host1x_opcode_imm(unsigned offset, unsigned value)
 100 {
 101         return (4 << 28) | (offset << 16) | value;
 102 }
 103
 104 static inline u32 host1x_opcode_imm_incr_syncpt(unsigned cond, unsigned indx)
 105 {
 106         return host1x_opcode_imm(host1x_uclass_incr_syncpt_r(),
 107                 host1x_class_host_incr_syncpt(cond, indx));
 108 }
 109
 110 static inline u32 host1x_opcode_restart(unsigned address)
 111 {
 112         return (5 << 28) | (address >> 4);
 113 }
 114
 115 static inline u32 host1x_opcode_gather(unsigned count)
 116 {
 117         return (6 << 28) | count;
 118 }
 119
 120 static inline u32 host1x_opcode_gather_nonincr(unsigned offset, unsigned count)
 121 {
 122         return (6 << 28) | (offset << 16) | BIT(15) | count;
 123 }
 124
 125 static inline u32 host1x_opcode_gather_incr(unsigned offset, unsigned count)
 126 {
 127         return (6 << 28) | (offset << 16) | BIT(15) | BIT(14) | count;
 128 }
 129
 130 static inline u32 host1x_opcode_gather_wide(unsigned count)
 131 {
 132         return (12 << 28) | count;
 133 }
 134
 135 #define HOST1X_OPCODE_NOP host1x_opcode_nonincr(0, 0)
 136
 137 #endif