bool use_default_clock_table;
bool force_bios_enable_lttpr;
uint8_t force_bios_fixed_vs;
+ int sdpif_request_limit_words_per_umc;
};
uint32_t DCHUBBUB_ARB_FCLK_PSTATE_CHANGE_WATERMARK_B;
uint32_t DCHUBBUB_ARB_FCLK_PSTATE_CHANGE_WATERMARK_C;
uint32_t DCHUBBUB_ARB_FCLK_PSTATE_CHANGE_WATERMARK_D;
+ uint32_t SDPIF_REQUEST_RATE_LIMIT;
};
#define HUBBUB_REG_FIELD_LIST_DCN32(type) \
type DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_C;\
type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_C;\
type DCHUBBUB_ARB_ALLOW_SR_ENTER_WATERMARK_Z8_D;\
- type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_D
+ type DCHUBBUB_ARB_ALLOW_SR_EXIT_WATERMARK_Z8_D;\
+ type SDPIF_REQUEST_RATE_LIMIT
struct dcn_hubbub_shift {
REG_UPDATE(DCHUBBUB_DEBUG_CTRL_0, DET_DEPTH, 0x47F);
}
+void hubbub32_set_request_limit(struct hubbub *hubbub, int memory_channel_count, int words_per_channel)
+{
+ struct dcn20_hubbub *hubbub2 = TO_DCN20_HUBBUB(hubbub);
+
+ uint32_t request_limit = 3 * memory_channel_count * words_per_channel / 4;
+
+ ASSERT((request_limit & (~0xFFF)) == 0); //field is only 24 bits long
+ ASSERT(request_limit > 0); //field is only 24 bits long
+
+ if (request_limit > 0xFFF)
+ request_limit = 0xFFF;
+
+ if (request_limit > 0)
+ REG_UPDATE(SDPIF_REQUEST_RATE_LIMIT, SDPIF_REQUEST_RATE_LIMIT, request_limit);
+}
+
+
void dcn32_program_det_size(struct hubbub *hubbub, int hubp_inst, unsigned int det_buffer_size_in_kbyte)
{
struct dcn20_hubbub *hubbub2 = TO_DCN20_HUBBUB(hubbub);
.init_crb = dcn32_init_crb,
.hubbub_read_state = hubbub2_read_state,
.force_usr_retraining_allow = hubbub32_force_usr_retraining_allow,
+ .set_request_limit = hubbub32_set_request_limit
};
void hubbub32_construct(struct dcn20_hubbub *hubbub2,
SR(DCN_VM_FAULT_ADDR_MSB),\
SR(DCN_VM_FAULT_ADDR_LSB),\
SR(DCN_VM_FAULT_CNTL),\
- SR(DCN_VM_FAULT_STATUS)
+ SR(DCN_VM_FAULT_STATUS),\
+ SR(SDPIF_REQUEST_RATE_LIMIT)
#define HUBBUB_MASK_SH_LIST_DCN32(mask_sh)\
HUBBUB_SF(DCHUBBUB_GLOBAL_TIMER_CNTL, DCHUBBUB_GLOBAL_TIMER_ENABLE, mask_sh), \
HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_VMID, mask_sh), \
HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_TABLE_LEVEL, mask_sh), \
HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_PIPE, mask_sh), \
- HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_INTERRUPT_STATUS, mask_sh)
+ HUBBUB_SF(DCN_VM_FAULT_STATUS, DCN_VM_ERROR_INTERRUPT_STATUS, mask_sh),\
+ HUBBUB_SF(SDPIF_REQUEST_RATE_LIMIT, SDPIF_REQUEST_RATE_LIMIT, mask_sh)
bool hubbub32_program_urgent_watermarks(
struct hubbub *hubbub,
int pixel_chunk_size_kb,
int config_return_buffer_size_kb);
+void hubbub32_set_request_limit(struct hubbub *hubbub, int umc_count, int words_per_umc);
+
#endif
if (dc->res_pool->hubbub->funcs->init_crb)
dc->res_pool->hubbub->funcs->init_crb(dc->res_pool->hubbub);
+ if (dc->res_pool->hubbub->funcs->set_request_limit && dc->config.sdpif_request_limit_words_per_umc > 0)
+ dc->res_pool->hubbub->funcs->set_request_limit(dc->res_pool->hubbub, dc->ctx->dc_bios->vram_info.num_chans, dc->config.sdpif_request_limit_words_per_umc);
+
// Get DMCUB capabilities
if (dc->ctx->dmub_srv) {
dc_dmub_srv_query_caps_cmd(dc->ctx->dmub_srv->dmub);
pool->base.oem_device = NULL;
}
+ if (ASICREV_IS_GC_11_0_3(dc->ctx->asic_id.hw_internal_rev) && (dc->config.sdpif_request_limit_words_per_umc == 0))
+ dc->config.sdpif_request_limit_words_per_umc = 16;
+
DC_FP_END();
return true;
SR(DCHUBBUB_ARB_FCLK_PSTATE_CHANGE_WATERMARK_C), \
SR(DCHUBBUB_ARB_FCLK_PSTATE_CHANGE_WATERMARK_D), \
SR(DCN_VM_FAULT_ADDR_MSB), SR(DCN_VM_FAULT_ADDR_LSB), \
- SR(DCN_VM_FAULT_CNTL), SR(DCN_VM_FAULT_STATUS) \
+ SR(DCN_VM_FAULT_CNTL), SR(DCN_VM_FAULT_STATUS), \
+ SR(SDPIF_REQUEST_RATE_LIMIT) \
)
/* DCCG */
void (*program_compbuf_size)(struct hubbub *hubbub, unsigned compbuf_size_kb, bool safe_to_increase);
void (*init_crb)(struct hubbub *hubbub);
void (*force_usr_retraining_allow)(struct hubbub *hubbub, bool allow);
+ void (*set_request_limit)(struct hubbub *hubbub, int memory_channel_count, int words_per_channel);
};
struct hubbub {