From: Qingqing Zhuo <qingqing.z...@amd.com>
[Why & How]
Add PG_CNTL handling for DCN35.
Signed-off-by: Qingqing Zhuo <qingqing.z...@amd.com>
Acked-by: Harry Wentland <harry.wentl...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
.../drm/amd/display/dc/dcn35/dcn35_pg_cntl.c | 553 ++++++++++++++++++
.../drm/amd/display/dc/dcn35/dcn35_pg_cntl.h | 193 ++++++
.../gpu/drm/amd/display/dc/inc/core_types.h | 2 +
.../gpu/drm/amd/display/dc/inc/hw/pg_cntl.h | 52 ++
4 files changed, 800 insertions(+)
create mode 100644 drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c
create mode 100644 drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h
create mode 100644 drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c
b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c
new file mode 100644
index 000000000000..8b487d15c8ec
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.c
@@ -0,0 +1,553 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2023 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "reg_helper.h"
+#include "core_types.h"
+#include "dcn35_pg_cntl.h"
+#include "dccg.h"
+
+#define TO_DCN_PG_CNTL(pg_cntl)\
+ container_of(pg_cntl, struct dcn_pg_cntl, base)
+
+#define REG(reg) \
+ (pg_cntl_dcn->regs->reg)
+
+#undef FN
+#define FN(reg_name, field_name) \
+ pg_cntl_dcn->pg_cntl_shift->field_name,
pg_cntl_dcn->pg_cntl_mask->field_name
+
+#define CTX \
+ pg_cntl_dcn->base.ctx
+#define DC_LOGGER \
+ pg_cntl->ctx->logger
+
+static bool pg_cntl35_dsc_pg_status(struct pg_cntl *pg_cntl, unsigned int
dsc_inst)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t pwr_status = 0;
+
+ if (pg_cntl->ctx->dc->debug.ignore_pg)
+ return true;
+
+ switch (dsc_inst) {
+ case 0: /* DSC0 */
+ REG_GET(DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ case 1: /* DSC1 */
+ REG_GET(DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ case 2: /* DSC2 */
+ REG_GET(DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ case 3: /* DSC3 */
+ REG_GET(DOMAIN19_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ default:
+ BREAK_TO_DEBUGGER();
+ break;
+ }
+
+ return pwr_status == 0;
+}
+
+void pg_cntl35_dsc_pg_control(struct pg_cntl *pg_cntl, unsigned int dsc_inst,
bool power_on)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t power_gate = power_on ? 0 : 1;
+ uint32_t pwr_status = power_on ? 0 : 2;
+ uint32_t org_ip_request_cntl = 0;
+ bool block_enabled;
+
+ /*need to enable dscclk regardless DSC_PG*/
+ if (pg_cntl->ctx->dc->res_pool->dccg->funcs->enable_dsc && power_on)
+ pg_cntl->ctx->dc->res_pool->dccg->funcs->enable_dsc(
+ pg_cntl->ctx->dc->res_pool->dccg, dsc_inst);
+
+ if (pg_cntl->ctx->dc->debug.disable_dsc_power_gate)
+ return;
+
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ block_enabled = pg_cntl35_dsc_pg_status(pg_cntl, dsc_inst);
+ if (power_on) {
+ if (block_enabled)
+ return;
+ } else {
+ if (!block_enabled)
+ return;
+ }
+ if (pg_cntl->ctx->dc->debug.ignore_pg)
+ return;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
+
+ switch (dsc_inst) {
+ case 0: /* DSC0 */
+ REG_UPDATE(DOMAIN16_PG_CONFIG,
+ DOMAIN_POWER_GATE, power_gate);
+
+ REG_WAIT(DOMAIN16_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, pwr_status,
+ 1, 1000);
+ break;
+ case 1: /* DSC1 */
+ REG_UPDATE(DOMAIN17_PG_CONFIG,
+ DOMAIN_POWER_GATE, power_gate);
+
+ REG_WAIT(DOMAIN17_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, pwr_status,
+ 1, 1000);
+ break;
+ case 2: /* DSC2 */
+ REG_UPDATE(DOMAIN18_PG_CONFIG,
+ DOMAIN_POWER_GATE, power_gate);
+
+ REG_WAIT(DOMAIN18_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, pwr_status,
+ 1, 1000);
+ break;
+ case 3: /* DSC3 */
+ REG_UPDATE(DOMAIN19_PG_CONFIG,
+ DOMAIN_POWER_GATE, power_gate);
+
+ REG_WAIT(DOMAIN19_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, pwr_status,
+ 1, 1000);
+ break;
+ default:
+ BREAK_TO_DEBUGGER();
+ break;
+ }
+
+ if (dsc_inst < MAX_PIPES)
+ pg_cntl->pg_pipe_res_enable[PG_DSC][dsc_inst] = power_on;
+
+ if (pg_cntl->ctx->dc->res_pool->dccg->funcs->disable_dsc && !power_on) {
+ /*this is to disable dscclk*/
+ pg_cntl->ctx->dc->res_pool->dccg->funcs->disable_dsc(
+ pg_cntl->ctx->dc->res_pool->dccg, dsc_inst);
+ }
+}
+
+static bool pg_cntl35_hubp_dpp_pg_status(struct pg_cntl *pg_cntl, unsigned int
hubp_dpp_inst)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t pwr_status = 0;
+
+ switch (hubp_dpp_inst) {
+ case 0:
+ /* DPP0 & HUBP0 */
+ REG_GET(DOMAIN0_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ case 1:
+ /* DPP1 & HUBP1 */
+ REG_GET(DOMAIN1_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ case 2:
+ /* DPP2 & HUBP2 */
+ REG_GET(DOMAIN2_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ case 3:
+ /* DPP3 & HUBP3 */
+ REG_GET(DOMAIN3_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
&pwr_status);
+ break;
+ default:
+ BREAK_TO_DEBUGGER();
+ break;
+ }
+
+ return pwr_status == 0;
+}
+
+void pg_cntl35_hubp_dpp_pg_control(struct pg_cntl *pg_cntl, unsigned int
hubp_dpp_inst, bool power_on)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t power_gate = power_on ? 0 : 1;
+ uint32_t pwr_status = power_on ? 0 : 2;
+ uint32_t org_ip_request_cntl;
+ bool block_enabled;
+
+ if (!power_on)
+ return;
+ if (pg_cntl->ctx->dc->debug.disable_hubp_power_gate ||
+ pg_cntl->ctx->dc->debug.disable_dpp_power_gate)
+ return;
+
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ block_enabled = pg_cntl35_hubp_dpp_pg_status(pg_cntl, hubp_dpp_inst);
+ if (power_on) {
+ if (block_enabled)
+ return;
+ } else {
+ if (!block_enabled)
+ return;
+ }
+ if (pg_cntl->ctx->dc->debug.ignore_pg)
+ return;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
+
+ switch (hubp_dpp_inst) {
+ case 0:
+ /* DPP0 & HUBP0 */
+ REG_UPDATE(DOMAIN0_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN0_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
pwr_status, 1, 1000);
+ break;
+ case 1:
+ /* DPP1 & HUBP1 */
+ REG_UPDATE(DOMAIN1_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN1_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
pwr_status, 1, 1000);
+ break;
+ case 2:
+ /* DPP2 & HUBP2 */
+ REG_UPDATE(DOMAIN2_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN2_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
pwr_status, 1, 1000);
+ break;
+ case 3:
+ /* DPP3 & HUBP3 */
+ REG_UPDATE(DOMAIN3_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN3_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS,
pwr_status, 1, 1000);
+ break;
+ default:
+ BREAK_TO_DEBUGGER();
+ break;
+ }
+
+ DC_LOG_DEBUG("HUBP DPP instance %d, power %s", hubp_dpp_inst,
+ power_on ? "ON" : "OFF");
+
+ if (hubp_dpp_inst < MAX_PIPES) {
+ pg_cntl->pg_pipe_res_enable[PG_HUBP][hubp_dpp_inst] = power_on;
+ pg_cntl->pg_pipe_res_enable[PG_DPP][hubp_dpp_inst] = power_on;
+ }
+}
+
+static bool pg_cntl35_hpo_pg_status(struct pg_cntl *pg_cntl)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t pwr_status = 0;
+
+ REG_GET(DOMAIN25_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, &pwr_status);
+
+ return pwr_status == 0;
+}
+
+void pg_cntl35_hpo_pg_control(struct pg_cntl *pg_cntl, bool power_on)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t power_gate = power_on ? 0 : 1;
+ uint32_t pwr_status = power_on ? 0 : 2;
+ uint32_t org_ip_request_cntl;
+ bool block_enabled;
+
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ block_enabled = pg_cntl35_hpo_pg_status(pg_cntl);
+ if (power_on) {
+ if (block_enabled)
+ return;
+ } else {
+ if (!block_enabled)
+ return;
+ }
+ if (pg_cntl->ctx->dc->debug.ignore_pg)
+ return;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
+
+ REG_UPDATE(DOMAIN25_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN25_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1,
1000);
+
+ pg_cntl->pg_res_enable[PG_HPO] = power_on;
+}
+
+static bool pg_cntl35_io_clk_status(struct pg_cntl *pg_cntl)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t pwr_status = 0;
+
+ REG_GET(DOMAIN22_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, &pwr_status);
+
+ return pwr_status == 0;
+}
+
+void pg_cntl35_io_clk_pg_control(struct pg_cntl *pg_cntl, bool power_on)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t power_gate = power_on ? 0 : 1;
+ uint32_t pwr_status = power_on ? 0 : 2;
+ uint32_t org_ip_request_cntl;
+ bool block_enabled;
+
+ if (!power_on)
+ return;
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ block_enabled = pg_cntl35_io_clk_status(pg_cntl);
+ if (power_on) {
+ if (block_enabled)
+ return;
+ } else {
+ if (!block_enabled)
+ return;
+ }
+ if (pg_cntl->ctx->dc->debug.ignore_pg)
+ return;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
+
+ /* DCCG, DIO, DCIO */
+ REG_UPDATE(DOMAIN22_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN22_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1,
1000);
+
+ pg_cntl->pg_res_enable[PG_DCCG] = power_on;
+ pg_cntl->pg_res_enable[PG_DIO] = power_on;
+ pg_cntl->pg_res_enable[PG_DCIO] = power_on;
+}
+
+static bool pg_cntl35_plane_otg_status(struct pg_cntl *pg_cntl)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t pwr_status = 0;
+
+ REG_GET(DOMAIN24_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, &pwr_status);
+
+ return pwr_status == 0;
+}
+
+void pg_cntl35_mpcc_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int mpcc_inst, bool power_on)
+{
+
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ if (mpcc_inst >= 0 && mpcc_inst < MAX_PIPES)
+ pg_cntl->pg_pipe_res_enable[PG_MPCC][mpcc_inst] = power_on;
+}
+
+void pg_cntl35_opp_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int opp_inst, bool power_on)
+{
+
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ if (opp_inst >= 0 && opp_inst < MAX_PIPES)
+ pg_cntl->pg_pipe_res_enable[PG_OPP][opp_inst] = power_on;
+}
+
+void pg_cntl35_optc_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int optc_inst, bool power_on)
+{
+
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ if (optc_inst >= 0 && optc_inst < MAX_PIPES)
+ pg_cntl->pg_pipe_res_enable[PG_OPTC][optc_inst] = power_on;
+}
+
+void pg_cntl35_plane_otg_pg_control(struct pg_cntl *pg_cntl, bool power_on)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t power_gate = power_on ? 0 : 1;
+ uint32_t pwr_status = power_on ? 0 : 2;
+ uint32_t org_ip_request_cntl;
+ int i;
+ bool block_enabled;
+ bool all_mpcc_disabled = true, all_opp_disabled = true;
+ bool all_optc_disabled = true, all_stream_disabled = true;
+
+ if (pg_cntl->ctx->dc->debug.disable_optc_power_gate)
+ return;
+
+ if (!power_on)
+ return;
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ block_enabled = pg_cntl35_plane_otg_status(pg_cntl);
+ if (power_on) {
+ if (block_enabled)
+ return;
+ } else {
+ if (!block_enabled)
+ return;
+ }
+
+ for (i = 0; i < pg_cntl->ctx->dc->res_pool->pipe_count; i++) {
+ struct pipe_ctx *pipe_ctx =
&pg_cntl->ctx->dc->current_state->res_ctx.pipe_ctx[i];
+
+ if (pipe_ctx) {
+ if (pipe_ctx->stream)
+ all_stream_disabled = false;
+ }
+
+ if (pg_cntl->pg_pipe_res_enable[PG_MPCC][i])
+ all_mpcc_disabled = false;
+
+ if (pg_cntl->pg_pipe_res_enable[PG_OPP][i])
+ all_opp_disabled = false;
+
+ if (pg_cntl->pg_pipe_res_enable[PG_OPTC][i])
+ all_optc_disabled = false;
+ }
+
+ if (!power_on) {
+ if (!all_mpcc_disabled || !all_opp_disabled ||
!all_optc_disabled
+ || !all_stream_disabled ||
pg_cntl->pg_res_enable[PG_DWB])
+ return;
+ }
+ if (pg_cntl->ctx->dc->debug.ignore_pg)
+ return;
+ REG_GET(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, &org_ip_request_cntl);
+ if (org_ip_request_cntl == 0)
+ REG_SET(DC_IP_REQUEST_CNTL, 0, IP_REQUEST_EN, 1);
+
+ /* MPC, OPP, OPTC, DWB */
+ REG_UPDATE(DOMAIN24_PG_CONFIG, DOMAIN_POWER_GATE, power_gate);
+ REG_WAIT(DOMAIN24_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, pwr_status, 1,
1000);
+
+ for (i = 0; i < pg_cntl->ctx->dc->res_pool->pipe_count; i++) {
+ pg_cntl->pg_pipe_res_enable[PG_MPCC][i] = power_on;
+ pg_cntl->pg_pipe_res_enable[PG_OPP][i] = power_on;
+ pg_cntl->pg_pipe_res_enable[PG_OPTC][i] = power_on;
+ }
+ pg_cntl->pg_res_enable[PG_DWB] = power_on;
+}
+
+void pg_cntl35_dwb_pg_control(struct pg_cntl *pg_cntl, bool power_on)
+{
+ if (pg_cntl->ctx->dc->idle_optimizations_allowed)
+ return;
+
+ pg_cntl->pg_res_enable[PG_DWB] = power_on;
+}
+
+static bool pg_cntl35_mem_status(struct pg_cntl *pg_cntl)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(pg_cntl);
+ uint32_t pwr_status = 0;
+
+ REG_GET(DOMAIN23_PG_STATUS,
+ DOMAIN_PGFSM_PWR_STATUS, &pwr_status);
+
+ return pwr_status == 0;
+}
+
+void pg_cntl35_init_pg_status(struct pg_cntl *pg_cntl)
+{
+ int i = 0;
+ bool block_enabled;
+
+ pg_cntl->pg_res_enable[PG_HPO] = pg_cntl35_hpo_pg_status(pg_cntl);
+
+ block_enabled = pg_cntl35_io_clk_status(pg_cntl);
+ pg_cntl->pg_res_enable[PG_DCCG] = block_enabled;
+ pg_cntl->pg_res_enable[PG_DIO] = block_enabled;
+ pg_cntl->pg_res_enable[PG_DCIO] = block_enabled;
+
+ block_enabled = pg_cntl35_mem_status(pg_cntl);
+ pg_cntl->pg_res_enable[PG_DCHUBBUB] = block_enabled;
+ pg_cntl->pg_res_enable[PG_DCHVM] = block_enabled;
+
+ for (i = 0; i < pg_cntl->ctx->dc->res_pool->pipe_count; i++) {
+ block_enabled = pg_cntl35_hubp_dpp_pg_status(pg_cntl, i);
+ pg_cntl->pg_pipe_res_enable[PG_HUBP][i] = block_enabled;
+ pg_cntl->pg_pipe_res_enable[PG_DPP][i] = block_enabled;
+
+ block_enabled = pg_cntl35_dsc_pg_status(pg_cntl, i);
+ pg_cntl->pg_pipe_res_enable[PG_DSC][i] = block_enabled;
+ }
+
+ block_enabled = pg_cntl35_plane_otg_status(pg_cntl);
+ for (i = 0; i < pg_cntl->ctx->dc->res_pool->pipe_count; i++) {
+ pg_cntl->pg_pipe_res_enable[PG_MPCC][i] = block_enabled;
+ pg_cntl->pg_pipe_res_enable[PG_OPP][i] = block_enabled;
+ pg_cntl->pg_pipe_res_enable[PG_OPTC][i] = block_enabled;
+ }
+ pg_cntl->pg_res_enable[PG_DWB] = block_enabled;
+}
+
+static const struct pg_cntl_funcs pg_cntl35_funcs = {
+ .init_pg_status = pg_cntl35_init_pg_status,
+ .dsc_pg_control = pg_cntl35_dsc_pg_control,
+ .hubp_dpp_pg_control = pg_cntl35_hubp_dpp_pg_control,
+ .hpo_pg_control = pg_cntl35_hpo_pg_control,
+ .io_clk_pg_control = pg_cntl35_io_clk_pg_control,
+ .plane_otg_pg_control = pg_cntl35_plane_otg_pg_control,
+ .mpcc_pg_control = pg_cntl35_mpcc_pg_control,
+ .opp_pg_control = pg_cntl35_opp_pg_control,
+ .optc_pg_control = pg_cntl35_optc_pg_control,
+ .dwb_pg_control = pg_cntl35_dwb_pg_control
+};
+
+struct pg_cntl *pg_cntl35_create(
+ struct dc_context *ctx,
+ const struct pg_cntl_registers *regs,
+ const struct pg_cntl_shift *pg_cntl_shift,
+ const struct pg_cntl_mask *pg_cntl_mask)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = kzalloc(sizeof(*pg_cntl_dcn),
GFP_KERNEL);
+ struct pg_cntl *base;
+
+ if (pg_cntl_dcn == NULL) {
+ BREAK_TO_DEBUGGER();
+ return NULL;
+ }
+
+ base = &pg_cntl_dcn->base;
+ base->ctx = ctx;
+ base->funcs = &pg_cntl35_funcs;
+
+ pg_cntl_dcn->regs = regs;
+ pg_cntl_dcn->pg_cntl_shift = pg_cntl_shift;
+ pg_cntl_dcn->pg_cntl_mask = pg_cntl_mask;
+
+ memset(base->pg_pipe_res_enable, 0, PG_HW_PIPE_RESOURCES_NUM_ELEMENT *
MAX_PIPES * sizeof(bool));
+ memset(base->pg_res_enable, 0, PG_HW_RESOURCES_NUM_ELEMENT *
sizeof(bool));
+
+ return &pg_cntl_dcn->base;
+}
+
+void dcn_pg_cntl_destroy(struct pg_cntl **pg_cntl)
+{
+ struct dcn_pg_cntl *pg_cntl_dcn = TO_DCN_PG_CNTL(*pg_cntl);
+
+ kfree(pg_cntl_dcn);
+ *pg_cntl = NULL;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h
b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h
new file mode 100644
index 000000000000..d073ce5cc6f3
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/dcn35/dcn35_pg_cntl.h
@@ -0,0 +1,193 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Copyright 2023 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef _DCN35_PG_CNTL_H_
+#define _DCN35_PG_CNTL_H_
+
+#include "pg_cntl.h"
+
+#define PG_CNTL_REG_LIST_DCN35()\
+ SR(DOMAIN0_PG_CONFIG), \
+ SR(DOMAIN1_PG_CONFIG), \
+ SR(DOMAIN2_PG_CONFIG), \
+ SR(DOMAIN3_PG_CONFIG), \
+ SR(DOMAIN16_PG_CONFIG), \
+ SR(DOMAIN17_PG_CONFIG), \
+ SR(DOMAIN18_PG_CONFIG), \
+ SR(DOMAIN19_PG_CONFIG), \
+ SR(DOMAIN22_PG_CONFIG), \
+ SR(DOMAIN23_PG_CONFIG), \
+ SR(DOMAIN24_PG_CONFIG), \
+ SR(DOMAIN25_PG_CONFIG), \
+ SR(DOMAIN0_PG_STATUS), \
+ SR(DOMAIN1_PG_STATUS), \
+ SR(DOMAIN2_PG_STATUS), \
+ SR(DOMAIN3_PG_STATUS), \
+ SR(DOMAIN16_PG_STATUS), \
+ SR(DOMAIN17_PG_STATUS), \
+ SR(DOMAIN18_PG_STATUS), \
+ SR(DOMAIN19_PG_STATUS), \
+ SR(DOMAIN22_PG_STATUS), \
+ SR(DOMAIN23_PG_STATUS), \
+ SR(DOMAIN24_PG_STATUS), \
+ SR(DOMAIN25_PG_STATUS), \
+ SR(DC_IP_REQUEST_CNTL)
+
+#define PG_CNTL_SF(reg_name, field_name, post_fix)\
+ .field_name = reg_name ## __ ## field_name ## post_fix
+
+#define PG_CNTL_MASK_SH_LIST_DCN35(mask_sh) \
+ PG_CNTL_SF(DOMAIN0_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN0_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN1_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN1_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN2_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN2_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN3_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN3_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN16_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN16_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN17_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN17_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN18_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN18_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN19_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN19_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN22_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN22_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN23_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN23_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN24_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN24_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN25_PG_CONFIG, DOMAIN_POWER_FORCEON, mask_sh), \
+ PG_CNTL_SF(DOMAIN25_PG_CONFIG, DOMAIN_POWER_GATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN0_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN0_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN1_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN1_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN2_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN2_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN3_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN3_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN16_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN16_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN17_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN17_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN18_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN18_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN19_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN19_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN22_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN22_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN23_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN23_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN24_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN24_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DOMAIN25_PG_STATUS, DOMAIN_DESIRED_PWR_STATE, mask_sh), \
+ PG_CNTL_SF(DOMAIN25_PG_STATUS, DOMAIN_PGFSM_PWR_STATUS, mask_sh), \
+ PG_CNTL_SF(DC_IP_REQUEST_CNTL, IP_REQUEST_EN, mask_sh)
+
+#define PG_CNTL_REG_FIELD_LIST(type) \
+ type IPS2;\
+ type IPS1;\
+ type IPS0;\
+ type IPS0_All
+
+#define PG_CNTL_DCN35_REG_FIELD_LIST(type) \
+ type IP_REQUEST_EN; \
+ type DOMAIN_POWER_FORCEON; \
+ type DOMAIN_POWER_GATE; \
+ type DOMAIN_DESIRED_PWR_STATE; \
+ type DOMAIN_PGFSM_PWR_STATUS
+
+struct pg_cntl_shift {
+ PG_CNTL_REG_FIELD_LIST(uint8_t);
+ PG_CNTL_DCN35_REG_FIELD_LIST(uint8_t);
+};
+
+struct pg_cntl_mask {
+ PG_CNTL_REG_FIELD_LIST(uint32_t);
+ PG_CNTL_DCN35_REG_FIELD_LIST(uint32_t);
+};
+
+struct pg_cntl_registers {
+ uint32_t LONO_STATE;
+ uint32_t DC_IP_REQUEST_CNTL;
+ uint32_t DOMAIN0_PG_CONFIG;
+ uint32_t DOMAIN1_PG_CONFIG;
+ uint32_t DOMAIN2_PG_CONFIG;
+ uint32_t DOMAIN3_PG_CONFIG;
+ uint32_t DOMAIN16_PG_CONFIG;
+ uint32_t DOMAIN17_PG_CONFIG;
+ uint32_t DOMAIN18_PG_CONFIG;
+ uint32_t DOMAIN19_PG_CONFIG;
+ uint32_t DOMAIN22_PG_CONFIG;
+ uint32_t DOMAIN23_PG_CONFIG;
+ uint32_t DOMAIN24_PG_CONFIG;
+ uint32_t DOMAIN25_PG_CONFIG;
+ uint32_t DOMAIN0_PG_STATUS;
+ uint32_t DOMAIN1_PG_STATUS;
+ uint32_t DOMAIN2_PG_STATUS;
+ uint32_t DOMAIN3_PG_STATUS;
+ uint32_t DOMAIN16_PG_STATUS;
+ uint32_t DOMAIN17_PG_STATUS;
+ uint32_t DOMAIN18_PG_STATUS;
+ uint32_t DOMAIN19_PG_STATUS;
+ uint32_t DOMAIN22_PG_STATUS;
+ uint32_t DOMAIN23_PG_STATUS;
+ uint32_t DOMAIN24_PG_STATUS;
+ uint32_t DOMAIN25_PG_STATUS;
+};
+
+struct dcn_pg_cntl {
+ struct pg_cntl base;
+ const struct pg_cntl_registers *regs;
+ const struct pg_cntl_shift *pg_cntl_shift;
+ const struct pg_cntl_mask *pg_cntl_mask;
+};
+
+void pg_cntl35_dsc_pg_control(struct pg_cntl *pg_cntl, unsigned int dsc_inst,
bool power_on);
+void pg_cntl35_hubp_dpp_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int hubp_dpp_inst, bool power_on);
+void pg_cntl35_hpo_pg_control(struct pg_cntl *pg_cntl, bool power_on);
+void pg_cntl35_io_clk_pg_control(struct pg_cntl *pg_cntl, bool power_on);
+void pg_cntl35_plane_otg_pg_control(struct pg_cntl *pg_cntl, bool power_on);
+void pg_cntl35_mpcc_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int mpcc_inst, bool power_on);
+void pg_cntl35_opp_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int opp_inst, bool power_on);
+void pg_cntl35_optc_pg_control(struct pg_cntl *pg_cntl,
+ unsigned int optc_inst, bool power_on);
+void pg_cntl35_dwb_pg_control(struct pg_cntl *pg_cntl, bool power_on);
+void pg_cntl35_init_pg_status(struct pg_cntl *pg_cntl);
+
+struct pg_cntl *pg_cntl35_create(
+ struct dc_context *ctx,
+ const struct pg_cntl_registers *regs,
+ const struct pg_cntl_shift *pg_cntl_shift,
+ const struct pg_cntl_mask *pg_cntl_mask);
+
+void dcn_pg_cntl_destroy(struct pg_cntl **pg_cntl);
+
+#endif /* DCN35_PG_CNTL */
diff --git a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
index ce3cab30c0fd..68adfaf23475 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/core_types.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/core_types.h
@@ -38,6 +38,7 @@
#include "mcif_wb.h"
#include "panel_cntl.h"
#include "dmub/inc/dmub_cmd.h"
+#include "pg_cntl.h"
#define MAX_CLOCK_SOURCES 7
#define MAX_SVP_PHANTOM_STREAMS 2
@@ -274,6 +275,7 @@ struct resource_pool {
struct audio_support audio_support;
struct dccg *dccg;
+ struct pg_cntl *pg_cntl;
struct irq_service *irqs;
struct abm *abm;
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h
b/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h
new file mode 100644
index 000000000000..00ea3864dd4d
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/pg_cntl.h
@@ -0,0 +1,52 @@
+/* Copyright 2023 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: AMD
+ *
+ */
+
+#ifndef __DC_PG_CNTL_H__
+#define __DC_PG_CNTL_H__
+
+#include "dc.h"
+#include "dc_types.h"
+#include "hw_shared.h"
+
+struct pg_cntl {
+ struct dc_context *ctx;
+ const struct pg_cntl_funcs *funcs;
+ bool pg_pipe_res_enable[PG_HW_PIPE_RESOURCES_NUM_ELEMENT][MAX_PIPES];
+ bool pg_res_enable[PG_HW_RESOURCES_NUM_ELEMENT];
+};
+
+struct pg_cntl_funcs {
+ void (*dsc_pg_control)(struct pg_cntl *pg_cntl, unsigned int dsc_inst,
bool power_on);
+ void (*hubp_dpp_pg_control)(struct pg_cntl *pg_cntl, unsigned int
hubp_dpp_inst, bool power_on);
+ void (*hpo_pg_control)(struct pg_cntl *pg_cntl, bool power_on);
+ void (*io_clk_pg_control)(struct pg_cntl *pg_cntl, bool power_on);
+ void (*plane_otg_pg_control)(struct pg_cntl *pg_cntl, bool power_on);
+ void (*mpcc_pg_control)(struct pg_cntl *pg_cntl, unsigned int
mpcc_inst, bool power_on);
+ void (*opp_pg_control)(struct pg_cntl *pg_cntl, unsigned int opp_inst,
bool power_on);
+ void (*optc_pg_control)(struct pg_cntl *pg_cntl, unsigned int
optc_inst, bool power_on);
+ void (*dwb_pg_control)(struct pg_cntl *pg_cntl, bool power_on);
+ void (*init_pg_status)(struct pg_cntl *pg_cntl);
+};
+
+#endif //__DC_PG_CNTL_H__
--
2.41.0
