13c10f4fbSBhawanpreet Lakha /*
23c10f4fbSBhawanpreet Lakha * Copyright 2020 Advanced Micro Devices, Inc.
33c10f4fbSBhawanpreet Lakha *
43c10f4fbSBhawanpreet Lakha * Permission is hereby granted, free of charge, to any person obtaining a
53c10f4fbSBhawanpreet Lakha * copy of this software and associated documentation files (the "Software"),
63c10f4fbSBhawanpreet Lakha * to deal in the Software without restriction, including without limitation
73c10f4fbSBhawanpreet Lakha * the rights to use, copy, modify, merge, publish, distribute, sublicense,
83c10f4fbSBhawanpreet Lakha * and/or sell copies of the Software, and to permit persons to whom the
93c10f4fbSBhawanpreet Lakha * Software is furnished to do so, subject to the following conditions:
103c10f4fbSBhawanpreet Lakha *
113c10f4fbSBhawanpreet Lakha * The above copyright notice and this permission notice shall be included in
123c10f4fbSBhawanpreet Lakha * all copies or substantial portions of the Software.
133c10f4fbSBhawanpreet Lakha *
143c10f4fbSBhawanpreet Lakha * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
153c10f4fbSBhawanpreet Lakha * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
163c10f4fbSBhawanpreet Lakha * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
173c10f4fbSBhawanpreet Lakha * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
183c10f4fbSBhawanpreet Lakha * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
193c10f4fbSBhawanpreet Lakha * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
203c10f4fbSBhawanpreet Lakha * OTHER DEALINGS IN THE SOFTWARE.
213c10f4fbSBhawanpreet Lakha *
223c10f4fbSBhawanpreet Lakha * Authors: AMD
233c10f4fbSBhawanpreet Lakha *
243c10f4fbSBhawanpreet Lakha */
253c10f4fbSBhawanpreet Lakha
263c10f4fbSBhawanpreet Lakha
273c10f4fbSBhawanpreet Lakha #include "dc_bios_types.h"
283c10f4fbSBhawanpreet Lakha #include "dcn30_vpg.h"
293c10f4fbSBhawanpreet Lakha #include "reg_helper.h"
303c10f4fbSBhawanpreet Lakha
313c10f4fbSBhawanpreet Lakha #define DC_LOGGER \
323c10f4fbSBhawanpreet Lakha vpg3->base.ctx->logger
333c10f4fbSBhawanpreet Lakha
343c10f4fbSBhawanpreet Lakha #define REG(reg)\
353c10f4fbSBhawanpreet Lakha (vpg3->regs->reg)
363c10f4fbSBhawanpreet Lakha
373c10f4fbSBhawanpreet Lakha #undef FN
383c10f4fbSBhawanpreet Lakha #define FN(reg_name, field_name) \
393c10f4fbSBhawanpreet Lakha vpg3->vpg_shift->field_name, vpg3->vpg_mask->field_name
403c10f4fbSBhawanpreet Lakha
413c10f4fbSBhawanpreet Lakha
423c10f4fbSBhawanpreet Lakha #define CTX \
433c10f4fbSBhawanpreet Lakha vpg3->base.ctx
443c10f4fbSBhawanpreet Lakha
453c10f4fbSBhawanpreet Lakha
vpg3_update_generic_info_packet(struct vpg * vpg,uint32_t packet_index,const struct dc_info_packet * info_packet,bool immediate_update)4618b4f1a0SMichael Strauss void vpg3_update_generic_info_packet(
473c10f4fbSBhawanpreet Lakha struct vpg *vpg,
483c10f4fbSBhawanpreet Lakha uint32_t packet_index,
49*253a5591SGuo, Bing const struct dc_info_packet *info_packet,
50*253a5591SGuo, Bing bool immediate_update)
513c10f4fbSBhawanpreet Lakha {
523c10f4fbSBhawanpreet Lakha struct dcn30_vpg *vpg3 = DCN30_VPG_FROM_VPG(vpg);
533c10f4fbSBhawanpreet Lakha uint32_t i;
543c10f4fbSBhawanpreet Lakha
553c10f4fbSBhawanpreet Lakha /* TODOFPGA Figure out a proper number for max_retries polling for lock
563c10f4fbSBhawanpreet Lakha * use 50 for now.
573c10f4fbSBhawanpreet Lakha */
583c10f4fbSBhawanpreet Lakha uint32_t max_retries = 50;
593c10f4fbSBhawanpreet Lakha
603c10f4fbSBhawanpreet Lakha if (packet_index > 14)
613c10f4fbSBhawanpreet Lakha ASSERT(0);
623c10f4fbSBhawanpreet Lakha
633c10f4fbSBhawanpreet Lakha /* poll dig_update_lock is not locked -> asic internal signal
643c10f4fbSBhawanpreet Lakha * assume otg master lock will unlock it
653c10f4fbSBhawanpreet Lakha */
663c10f4fbSBhawanpreet Lakha /* REG_WAIT(AFMT_VBI_PACKET_CONTROL, AFMT_GENERIC_LOCK_STATUS,
673c10f4fbSBhawanpreet Lakha * 0, 10, max_retries);
683c10f4fbSBhawanpreet Lakha */
693c10f4fbSBhawanpreet Lakha
703c10f4fbSBhawanpreet Lakha /* TODO: Check if this is required */
713c10f4fbSBhawanpreet Lakha /* check if HW reading GSP memory */
723c10f4fbSBhawanpreet Lakha REG_WAIT(VPG_GENERIC_STATUS, VPG_GENERIC_CONFLICT_OCCURED,
733c10f4fbSBhawanpreet Lakha 0, 10, max_retries);
743c10f4fbSBhawanpreet Lakha
753c10f4fbSBhawanpreet Lakha /* HW does is not reading GSP memory not reading too long ->
763c10f4fbSBhawanpreet Lakha * something wrong. clear GPS memory access and notify?
773c10f4fbSBhawanpreet Lakha * hw SW is writing to GSP memory
783c10f4fbSBhawanpreet Lakha */
793c10f4fbSBhawanpreet Lakha REG_UPDATE(VPG_GENERIC_STATUS, VPG_GENERIC_CONFLICT_CLR, 1);
803c10f4fbSBhawanpreet Lakha
813c10f4fbSBhawanpreet Lakha /* choose which generic packet to use */
823c10f4fbSBhawanpreet Lakha REG_UPDATE(VPG_GENERIC_PACKET_ACCESS_CTRL,
833c10f4fbSBhawanpreet Lakha VPG_GENERIC_DATA_INDEX, packet_index*9);
843c10f4fbSBhawanpreet Lakha
853c10f4fbSBhawanpreet Lakha /* write generic packet header
863c10f4fbSBhawanpreet Lakha * (4th byte is for GENERIC0 only)
873c10f4fbSBhawanpreet Lakha */
883c10f4fbSBhawanpreet Lakha REG_SET_4(VPG_GENERIC_PACKET_DATA, 0,
893c10f4fbSBhawanpreet Lakha VPG_GENERIC_DATA_BYTE0, info_packet->hb0,
903c10f4fbSBhawanpreet Lakha VPG_GENERIC_DATA_BYTE1, info_packet->hb1,
913c10f4fbSBhawanpreet Lakha VPG_GENERIC_DATA_BYTE2, info_packet->hb2,
923c10f4fbSBhawanpreet Lakha VPG_GENERIC_DATA_BYTE3, info_packet->hb3);
933c10f4fbSBhawanpreet Lakha
943c10f4fbSBhawanpreet Lakha /* write generic packet contents
953c10f4fbSBhawanpreet Lakha * (we never use last 4 bytes)
963c10f4fbSBhawanpreet Lakha * there are 8 (0-7) mmDIG0_AFMT_GENERIC0_x registers
973c10f4fbSBhawanpreet Lakha */
983c10f4fbSBhawanpreet Lakha {
993c10f4fbSBhawanpreet Lakha const uint32_t *content =
1003c10f4fbSBhawanpreet Lakha (const uint32_t *) &info_packet->sb[0];
1013c10f4fbSBhawanpreet Lakha
1023c10f4fbSBhawanpreet Lakha for (i = 0; i < 8; i++) {
1033c10f4fbSBhawanpreet Lakha REG_WRITE(VPG_GENERIC_PACKET_DATA, *content++);
1043c10f4fbSBhawanpreet Lakha }
1053c10f4fbSBhawanpreet Lakha }
1063c10f4fbSBhawanpreet Lakha
107a013dd15SJudy Cai /* atomically update double-buffered GENERIC0 registers in immediate mode
1083c10f4fbSBhawanpreet Lakha * (update at next block_update when block_update_lock == 0).
1093c10f4fbSBhawanpreet Lakha */
110*253a5591SGuo, Bing if (immediate_update) {
1113c10f4fbSBhawanpreet Lakha switch (packet_index) {
1123c10f4fbSBhawanpreet Lakha case 0:
113a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
114a013dd15SJudy Cai VPG_GENERIC0_IMMEDIATE_UPDATE, 1);
1153c10f4fbSBhawanpreet Lakha break;
1163c10f4fbSBhawanpreet Lakha case 1:
117a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
118a013dd15SJudy Cai VPG_GENERIC1_IMMEDIATE_UPDATE, 1);
1193c10f4fbSBhawanpreet Lakha break;
1203c10f4fbSBhawanpreet Lakha case 2:
121a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
122a013dd15SJudy Cai VPG_GENERIC2_IMMEDIATE_UPDATE, 1);
1233c10f4fbSBhawanpreet Lakha break;
1243c10f4fbSBhawanpreet Lakha case 3:
125a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
126a013dd15SJudy Cai VPG_GENERIC3_IMMEDIATE_UPDATE, 1);
1273c10f4fbSBhawanpreet Lakha break;
1283c10f4fbSBhawanpreet Lakha case 4:
129a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
130a013dd15SJudy Cai VPG_GENERIC4_IMMEDIATE_UPDATE, 1);
1313c10f4fbSBhawanpreet Lakha break;
1323c10f4fbSBhawanpreet Lakha case 5:
133a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
134a013dd15SJudy Cai VPG_GENERIC5_IMMEDIATE_UPDATE, 1);
1353c10f4fbSBhawanpreet Lakha break;
1363c10f4fbSBhawanpreet Lakha case 6:
137a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
138a013dd15SJudy Cai VPG_GENERIC6_IMMEDIATE_UPDATE, 1);
1393c10f4fbSBhawanpreet Lakha break;
1403c10f4fbSBhawanpreet Lakha case 7:
141a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
142a013dd15SJudy Cai VPG_GENERIC7_IMMEDIATE_UPDATE, 1);
1433c10f4fbSBhawanpreet Lakha break;
1443c10f4fbSBhawanpreet Lakha case 8:
145a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
146a013dd15SJudy Cai VPG_GENERIC8_IMMEDIATE_UPDATE, 1);
1473c10f4fbSBhawanpreet Lakha break;
1483c10f4fbSBhawanpreet Lakha case 9:
149a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
150a013dd15SJudy Cai VPG_GENERIC9_IMMEDIATE_UPDATE, 1);
1513c10f4fbSBhawanpreet Lakha break;
1523c10f4fbSBhawanpreet Lakha case 10:
153a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
154a013dd15SJudy Cai VPG_GENERIC10_IMMEDIATE_UPDATE, 1);
1553c10f4fbSBhawanpreet Lakha break;
1563c10f4fbSBhawanpreet Lakha case 11:
157a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
158a013dd15SJudy Cai VPG_GENERIC11_IMMEDIATE_UPDATE, 1);
1593c10f4fbSBhawanpreet Lakha break;
1603c10f4fbSBhawanpreet Lakha case 12:
161a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
162a013dd15SJudy Cai VPG_GENERIC12_IMMEDIATE_UPDATE, 1);
1633c10f4fbSBhawanpreet Lakha break;
1643c10f4fbSBhawanpreet Lakha case 13:
165a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
166a013dd15SJudy Cai VPG_GENERIC13_IMMEDIATE_UPDATE, 1);
1673c10f4fbSBhawanpreet Lakha break;
1683c10f4fbSBhawanpreet Lakha case 14:
169a013dd15SJudy Cai REG_UPDATE(VPG_GSP_IMMEDIATE_UPDATE_CTRL,
170a013dd15SJudy Cai VPG_GENERIC14_IMMEDIATE_UPDATE, 1);
1713c10f4fbSBhawanpreet Lakha break;
1723c10f4fbSBhawanpreet Lakha default:
1733c10f4fbSBhawanpreet Lakha break;
1743c10f4fbSBhawanpreet Lakha }
175*253a5591SGuo, Bing } else {
176*253a5591SGuo, Bing switch (packet_index) {
177*253a5591SGuo, Bing case 0:
178*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
179*253a5591SGuo, Bing VPG_GENERIC0_FRAME_UPDATE, 1);
180*253a5591SGuo, Bing break;
181*253a5591SGuo, Bing case 1:
182*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
183*253a5591SGuo, Bing VPG_GENERIC1_FRAME_UPDATE, 1);
184*253a5591SGuo, Bing break;
185*253a5591SGuo, Bing case 2:
186*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
187*253a5591SGuo, Bing VPG_GENERIC2_FRAME_UPDATE, 1);
188*253a5591SGuo, Bing break;
189*253a5591SGuo, Bing case 3:
190*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
191*253a5591SGuo, Bing VPG_GENERIC3_FRAME_UPDATE, 1);
192*253a5591SGuo, Bing break;
193*253a5591SGuo, Bing case 4:
194*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
195*253a5591SGuo, Bing VPG_GENERIC4_FRAME_UPDATE, 1);
196*253a5591SGuo, Bing break;
197*253a5591SGuo, Bing case 5:
198*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
199*253a5591SGuo, Bing VPG_GENERIC5_FRAME_UPDATE, 1);
200*253a5591SGuo, Bing break;
201*253a5591SGuo, Bing case 6:
202*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
203*253a5591SGuo, Bing VPG_GENERIC6_FRAME_UPDATE, 1);
204*253a5591SGuo, Bing break;
205*253a5591SGuo, Bing case 7:
206*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
207*253a5591SGuo, Bing VPG_GENERIC7_FRAME_UPDATE, 1);
208*253a5591SGuo, Bing break;
209*253a5591SGuo, Bing case 8:
210*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
211*253a5591SGuo, Bing VPG_GENERIC8_FRAME_UPDATE, 1);
212*253a5591SGuo, Bing break;
213*253a5591SGuo, Bing case 9:
214*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
215*253a5591SGuo, Bing VPG_GENERIC9_FRAME_UPDATE, 1);
216*253a5591SGuo, Bing break;
217*253a5591SGuo, Bing case 10:
218*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
219*253a5591SGuo, Bing VPG_GENERIC10_FRAME_UPDATE, 1);
220*253a5591SGuo, Bing break;
221*253a5591SGuo, Bing case 11:
222*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
223*253a5591SGuo, Bing VPG_GENERIC11_FRAME_UPDATE, 1);
224*253a5591SGuo, Bing break;
225*253a5591SGuo, Bing case 12:
226*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
227*253a5591SGuo, Bing VPG_GENERIC12_FRAME_UPDATE, 1);
228*253a5591SGuo, Bing break;
229*253a5591SGuo, Bing case 13:
230*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
231*253a5591SGuo, Bing VPG_GENERIC13_FRAME_UPDATE, 1);
232*253a5591SGuo, Bing break;
233*253a5591SGuo, Bing case 14:
234*253a5591SGuo, Bing REG_UPDATE(VPG_GSP_FRAME_UPDATE_CTRL,
235*253a5591SGuo, Bing VPG_GENERIC14_FRAME_UPDATE, 1);
236*253a5591SGuo, Bing break;
237*253a5591SGuo, Bing
238*253a5591SGuo, Bing default:
239*253a5591SGuo, Bing break;
240*253a5591SGuo, Bing }
241*253a5591SGuo, Bing
242*253a5591SGuo, Bing }
2433c10f4fbSBhawanpreet Lakha }
2443c10f4fbSBhawanpreet Lakha
2453c10f4fbSBhawanpreet Lakha static struct vpg_funcs dcn30_vpg_funcs = {
2463c10f4fbSBhawanpreet Lakha .update_generic_info_packet = vpg3_update_generic_info_packet,
2473c10f4fbSBhawanpreet Lakha };
2483c10f4fbSBhawanpreet Lakha
vpg3_construct(struct dcn30_vpg * vpg3,struct dc_context * ctx,uint32_t inst,const struct dcn30_vpg_registers * vpg_regs,const struct dcn30_vpg_shift * vpg_shift,const struct dcn30_vpg_mask * vpg_mask)2493c10f4fbSBhawanpreet Lakha void vpg3_construct(struct dcn30_vpg *vpg3,
2503c10f4fbSBhawanpreet Lakha struct dc_context *ctx,
2513c10f4fbSBhawanpreet Lakha uint32_t inst,
2523c10f4fbSBhawanpreet Lakha const struct dcn30_vpg_registers *vpg_regs,
2533c10f4fbSBhawanpreet Lakha const struct dcn30_vpg_shift *vpg_shift,
2543c10f4fbSBhawanpreet Lakha const struct dcn30_vpg_mask *vpg_mask)
2553c10f4fbSBhawanpreet Lakha {
2563c10f4fbSBhawanpreet Lakha vpg3->base.ctx = ctx;
2573c10f4fbSBhawanpreet Lakha
2583c10f4fbSBhawanpreet Lakha vpg3->base.inst = inst;
2593c10f4fbSBhawanpreet Lakha vpg3->base.funcs = &dcn30_vpg_funcs;
2603c10f4fbSBhawanpreet Lakha
2613c10f4fbSBhawanpreet Lakha vpg3->regs = vpg_regs;
2623c10f4fbSBhawanpreet Lakha vpg3->vpg_shift = vpg_shift;
2633c10f4fbSBhawanpreet Lakha vpg3->vpg_mask = vpg_mask;
2643c10f4fbSBhawanpreet Lakha }
265