[PATCH 05/43] drm/amd/display: Add DMCUB source files and changes for DCN32/321
Alex Deucher
alexander.deucher at amd.com
Wed May 25 16:19:03 UTC 2022
From: Aurabindo Pillai <aurabindo.pillai at amd.com>
DMCUB is the display engine microcontroller which aids in modesetting
and other display related features.
Signed-off-by: Aurabindo Pillai <aurabindo.pillai at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c | 31 ++
drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h | 2 +
drivers/gpu/drm/amd/display/dmub/dmub_srv.h | 6 +
.../gpu/drm/amd/display/dmub/inc/dmub_cmd.h | 26 +-
drivers/gpu/drm/amd/display/dmub/src/Makefile | 1 +
.../gpu/drm/amd/display/dmub/src/dmub_dcn32.c | 488 ++++++++++++++++++
.../gpu/drm/amd/display/dmub/src/dmub_dcn32.h | 256 +++++++++
.../gpu/drm/amd/display/dmub/src/dmub_srv.c | 51 +-
8 files changed, 859 insertions(+), 2 deletions(-)
create mode 100644 drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c
create mode 100644 drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.h
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
index 541376fabbef..11597bca966a 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
+++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.c
@@ -250,6 +250,37 @@ void dc_dmub_trace_event_control(struct dc *dc, bool enable)
dm_helpers_dmub_outbox_interrupt_control(dc->ctx, enable);
}
+void dc_dmub_srv_query_caps_cmd(struct dmub_srv *dmub)
+{
+ union dmub_rb_cmd cmd = { 0 };
+ enum dmub_status status;
+
+ if (!dmub) {
+ return;
+ }
+
+ memset(&cmd, 0, sizeof(cmd));
+
+ /* Prepare fw command */
+ cmd.query_feature_caps.header.type = DMUB_CMD__QUERY_FEATURE_CAPS;
+ cmd.query_feature_caps.header.sub_type = 0;
+ cmd.query_feature_caps.header.ret_status = 1;
+ cmd.query_feature_caps.header.payload_bytes = sizeof(struct dmub_cmd_query_feature_caps_data);
+
+ /* Send command to fw */
+ status = dmub_srv_cmd_with_reply_data(dmub, &cmd);
+
+ ASSERT(status == DMUB_STATUS_OK);
+
+ /* If command was processed, copy feature caps to dmub srv */
+ if (status == DMUB_STATUS_OK &&
+ cmd.query_feature_caps.header.ret_status == 0) {
+ memcpy(&dmub->feature_caps,
+ &cmd.query_feature_caps.query_feature_caps_data,
+ sizeof(struct dmub_feature_caps));
+ }
+}
+
bool dc_dmub_srv_get_diagnostic_data(struct dc_dmub_srv *dc_dmub_srv, struct dmub_diagnostic_data *diag_data)
{
if (!dc_dmub_srv || !dc_dmub_srv->dmub || !diag_data)
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
index 7e4e2ec5915d..50e44b53f14c 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_dmub_srv.h
@@ -68,6 +68,8 @@ bool dc_dmub_srv_get_dmub_outbox0_msg(const struct dc *dc, struct dmcub_trace_bu
void dc_dmub_trace_event_control(struct dc *dc, bool enable);
+void dc_dmub_srv_query_caps_cmd(struct dmub_srv *dmub);
+
void dc_dmub_srv_clear_inbox0_ack(struct dc_dmub_srv *dmub_srv);
void dc_dmub_srv_wait_for_inbox0_ack(struct dc_dmub_srv *dmub_srv);
void dc_dmub_srv_send_inbox0_cmd(struct dc_dmub_srv *dmub_srv, union dmub_inbox0_data_register data);
diff --git a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h
index 7dbc9fb55459..04049dc5d9df 100644
--- a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h
+++ b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h
@@ -246,6 +246,7 @@ struct dmub_srv_hw_params {
bool dpia_supported;
bool disable_dpia;
bool usb4_cm_version;
+ bool fw_in_system_memory;
};
/**
@@ -310,6 +311,9 @@ struct dmub_srv_hw_funcs {
const struct dmub_window *cw0,
const struct dmub_window *cw1);
+ void (*backdoor_load_zfb_mode)(struct dmub_srv *dmub,
+ const struct dmub_window *cw0,
+ const struct dmub_window *cw1);
void (*setup_windows)(struct dmub_srv *dmub,
const struct dmub_window *cw2,
const struct dmub_window *cw3,
@@ -365,6 +369,7 @@ struct dmub_srv_hw_funcs {
uint32_t (*get_gpint_dataout)(struct dmub_srv *dmub);
+ void (*configure_dmub_in_system_memory)(struct dmub_srv *dmub);
void (*clear_inbox0_ack_register)(struct dmub_srv *dmub);
uint32_t (*read_inbox0_ack_register)(struct dmub_srv *dmub);
void (*send_inbox0_cmd)(struct dmub_srv *dmub, union dmub_inbox0_data_register data);
@@ -412,6 +417,7 @@ struct dmub_srv {
/* private: internal use only */
const struct dmub_srv_common_regs *regs;
const struct dmub_srv_dcn31_regs *regs_dcn31;
+ const struct dmub_srv_dcn32_regs *regs_dcn32;
struct dmub_srv_base_funcs funcs;
struct dmub_srv_hw_funcs hw_funcs;
diff --git a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
index 385c28238beb..8fc1846f0708 100644
--- a/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
+++ b/drivers/gpu/drm/amd/display/dmub/inc/dmub_cmd.h
@@ -641,7 +641,10 @@ enum dmub_cmd_type {
* Command type used for all panel control commands.
*/
DMUB_CMD__PANEL_CNTL = 74,
-
+ /**
+ * Command type used for <TODO:description>
+ */
+ DMUB_CMD__CAB_FOR_SS = 75,
/**
* Command type used for interfacing with DPIA.
*/
@@ -878,6 +881,23 @@ struct dmub_rb_cmd_mall {
uint8_t reserved2; /**< Reserved bits */
};
+/**
+ * enum dmub_cmd_cab_type - TODO:
+ */
+enum dmub_cmd_cab_type {
+ DMUB_CMD__CAB_NO_IDLE_OPTIMIZATION = 0,
+ DMUB_CMD__CAB_NO_DCN_REQ = 1,
+ DMUB_CMD__CAB_DCN_SS_FIT_IN_CAB = 2,
+};
+
+/**
+ * struct dmub_rb_cmd_cab_for_ss - TODO:
+ */
+struct dmub_rb_cmd_cab_for_ss {
+ struct dmub_cmd_header header;
+ uint8_t cab_alloc_ways; /* total number of ways */
+ uint8_t debug_bits; /* debug bits */
+};
/**
* enum dmub_cmd_idle_opt_type - Idle optimization command type.
*/
@@ -2693,6 +2713,10 @@ union dmub_rb_cmd {
* Definition of a DMUB_CMD__MALL command.
*/
struct dmub_rb_cmd_mall mall;
+ /**
+ * Definition of a DMUB_CMD__CAB command.
+ */
+ struct dmub_rb_cmd_cab_for_ss cab;
/**
* Definition of a DMUB_CMD__IDLE_OPT_DCN_RESTORE command.
*/
diff --git a/drivers/gpu/drm/amd/display/dmub/src/Makefile b/drivers/gpu/drm/amd/display/dmub/src/Makefile
index 856c7f48de7a..0589ad4778ee 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/Makefile
+++ b/drivers/gpu/drm/amd/display/dmub/src/Makefile
@@ -23,6 +23,7 @@
DMUB = dmub_srv.o dmub_srv_stat.o dmub_reg.o dmub_dcn20.o dmub_dcn21.o
DMUB += dmub_dcn30.o dmub_dcn301.o dmub_dcn302.o dmub_dcn303.o
DMUB += dmub_dcn31.o dmub_dcn315.o dmub_dcn316.o
+DMUB += dmub_dcn32.o
AMD_DAL_DMUB = $(addprefix $(AMDDALPATH)/dmub/src/,$(DMUB))
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c
new file mode 100644
index 000000000000..0a498082ccc6
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.c
@@ -0,0 +1,488 @@
+/*
+ * Copyright 2022 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
+ *
+ */
+
+#include "../dmub_srv.h"
+#include "dmub_reg.h"
+#include "dmub_dcn32.h"
+
+#include "dcn/dcn_3_2_0_offset.h"
+#include "dcn/dcn_3_2_0_sh_mask.h"
+
+#define DCN_BASE__INST0_SEG2 0x000034C0
+
+#define BASE_INNER(seg) DCN_BASE__INST0_SEG##seg
+#define CTX dmub
+#define REGS dmub->regs_dcn32
+#define REG_OFFSET_EXP(reg_name) (BASE(reg##reg_name##_BASE_IDX) + reg##reg_name)
+
+const struct dmub_srv_dcn32_regs dmub_srv_dcn32_regs = {
+#define DMUB_SR(reg) REG_OFFSET_EXP(reg),
+ { DMUB_DCN32_REGS() },
+#undef DMUB_SR
+
+#define DMUB_SF(reg, field) FD_MASK(reg, field),
+ { DMUB_DCN32_FIELDS() },
+#undef DMUB_SF
+
+#define DMUB_SF(reg, field) FD_SHIFT(reg, field),
+ { DMUB_DCN32_FIELDS() },
+#undef DMUB_SF
+};
+
+static void dmub_dcn32_get_fb_base_offset(struct dmub_srv *dmub,
+ uint64_t *fb_base,
+ uint64_t *fb_offset)
+{
+ uint32_t tmp;
+
+ if (dmub->fb_base || dmub->fb_offset) {
+ *fb_base = dmub->fb_base;
+ *fb_offset = dmub->fb_offset;
+ return;
+ }
+
+ REG_GET(DCN_VM_FB_LOCATION_BASE, FB_BASE, &tmp);
+ *fb_base = (uint64_t)tmp << 24;
+
+ REG_GET(DCN_VM_FB_OFFSET, FB_OFFSET, &tmp);
+ *fb_offset = (uint64_t)tmp << 24;
+}
+
+static inline void dmub_dcn32_translate_addr(const union dmub_addr *addr_in,
+ uint64_t fb_base,
+ uint64_t fb_offset,
+ union dmub_addr *addr_out)
+{
+ addr_out->quad_part = addr_in->quad_part - fb_base + fb_offset;
+}
+
+void dmub_dcn32_reset(struct dmub_srv *dmub)
+{
+ union dmub_gpint_data_register cmd;
+ const uint32_t timeout = 30;
+ uint32_t in_reset, scratch, i;
+
+ REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &in_reset);
+
+ if (in_reset == 0) {
+ cmd.bits.status = 1;
+ cmd.bits.command_code = DMUB_GPINT__STOP_FW;
+ cmd.bits.param = 0;
+
+ dmub->hw_funcs.set_gpint(dmub, cmd);
+
+ /**
+ * Timeout covers both the ACK and the wait
+ * for remaining work to finish.
+ *
+ * This is mostly bound by the PHY disable sequence.
+ * Each register check will be greater than 1us, so
+ * don't bother using udelay.
+ */
+
+ for (i = 0; i < timeout; ++i) {
+ if (dmub->hw_funcs.is_gpint_acked(dmub, cmd))
+ break;
+ }
+
+ for (i = 0; i < timeout; ++i) {
+ scratch = dmub->hw_funcs.get_gpint_response(dmub);
+ if (scratch == DMUB_GPINT__STOP_FW_RESPONSE)
+ break;
+ }
+
+ /* Clear the GPINT command manually so we don't reset again. */
+ cmd.all = 0;
+ dmub->hw_funcs.set_gpint(dmub, cmd);
+
+ /* Force reset in case we timed out, DMCUB is likely hung. */
+ }
+
+ REG_UPDATE(DMCUB_CNTL2, DMCUB_SOFT_RESET, 1);
+ REG_UPDATE(DMCUB_CNTL, DMCUB_ENABLE, 0);
+ REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 1);
+ REG_WRITE(DMCUB_INBOX1_RPTR, 0);
+ REG_WRITE(DMCUB_INBOX1_WPTR, 0);
+ REG_WRITE(DMCUB_OUTBOX1_RPTR, 0);
+ REG_WRITE(DMCUB_OUTBOX1_WPTR, 0);
+ REG_WRITE(DMCUB_SCRATCH0, 0);
+}
+
+void dmub_dcn32_reset_release(struct dmub_srv *dmub)
+{
+ REG_WRITE(DMCUB_GPINT_DATAIN1, 0);
+ REG_UPDATE(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET, 0);
+ REG_WRITE(DMCUB_SCRATCH15, dmub->psp_version & 0x001100FF);
+ REG_UPDATE_2(DMCUB_CNTL, DMCUB_ENABLE, 1, DMCUB_TRACEPORT_EN, 1);
+ REG_UPDATE(DMCUB_CNTL2, DMCUB_SOFT_RESET, 0);
+}
+
+void dmub_dcn32_backdoor_load(struct dmub_srv *dmub,
+ const struct dmub_window *cw0,
+ const struct dmub_window *cw1)
+{
+ union dmub_addr offset;
+ uint64_t fb_base, fb_offset;
+
+ dmub_dcn32_get_fb_base_offset(dmub, &fb_base, &fb_offset);
+
+ REG_UPDATE(DMCUB_SEC_CNTL, DMCUB_SEC_RESET, 1);
+
+ dmub_dcn32_translate_addr(&cw0->offset, fb_base, fb_offset, &offset);
+
+ REG_WRITE(DMCUB_REGION3_CW0_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW0_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW0_BASE_ADDRESS, cw0->region.base);
+ REG_SET_2(DMCUB_REGION3_CW0_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW0_TOP_ADDRESS, cw0->region.top,
+ DMCUB_REGION3_CW0_ENABLE, 1);
+
+ dmub_dcn32_translate_addr(&cw1->offset, fb_base, fb_offset, &offset);
+
+ REG_WRITE(DMCUB_REGION3_CW1_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW1_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW1_BASE_ADDRESS, cw1->region.base);
+ REG_SET_2(DMCUB_REGION3_CW1_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW1_TOP_ADDRESS, cw1->region.top,
+ DMCUB_REGION3_CW1_ENABLE, 1);
+
+ REG_UPDATE_2(DMCUB_SEC_CNTL, DMCUB_SEC_RESET, 0, DMCUB_MEM_UNIT_ID,
+ 0x20);
+}
+
+void dmub_dcn32_backdoor_load_zfb_mode(struct dmub_srv *dmub,
+ const struct dmub_window *cw0,
+ const struct dmub_window *cw1)
+{
+ union dmub_addr offset;
+
+ REG_UPDATE(DMCUB_SEC_CNTL, DMCUB_SEC_RESET, 1);
+
+ offset = cw0->offset;
+
+ REG_WRITE(DMCUB_REGION3_CW0_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW0_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW0_BASE_ADDRESS, cw0->region.base);
+ REG_SET_2(DMCUB_REGION3_CW0_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW0_TOP_ADDRESS, cw0->region.top,
+ DMCUB_REGION3_CW0_ENABLE, 1);
+
+ offset = cw1->offset;
+
+ REG_WRITE(DMCUB_REGION3_CW1_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW1_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW1_BASE_ADDRESS, cw1->region.base);
+ REG_SET_2(DMCUB_REGION3_CW1_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW1_TOP_ADDRESS, cw1->region.top,
+ DMCUB_REGION3_CW1_ENABLE, 1);
+
+ REG_UPDATE_2(DMCUB_SEC_CNTL, DMCUB_SEC_RESET, 0, DMCUB_MEM_UNIT_ID,
+ 0x20);
+}
+
+void dmub_dcn32_setup_windows(struct dmub_srv *dmub,
+ const struct dmub_window *cw2,
+ const struct dmub_window *cw3,
+ const struct dmub_window *cw4,
+ const struct dmub_window *cw5,
+ const struct dmub_window *cw6)
+{
+ union dmub_addr offset;
+
+ offset = cw3->offset;
+
+ REG_WRITE(DMCUB_REGION3_CW3_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW3_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW3_BASE_ADDRESS, cw3->region.base);
+ REG_SET_2(DMCUB_REGION3_CW3_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW3_TOP_ADDRESS, cw3->region.top,
+ DMCUB_REGION3_CW3_ENABLE, 1);
+
+ offset = cw4->offset;
+
+ REG_WRITE(DMCUB_REGION3_CW4_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW4_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW4_BASE_ADDRESS, cw4->region.base);
+ REG_SET_2(DMCUB_REGION3_CW4_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW4_TOP_ADDRESS, cw4->region.top,
+ DMCUB_REGION3_CW4_ENABLE, 1);
+
+ offset = cw5->offset;
+
+ REG_WRITE(DMCUB_REGION3_CW5_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW5_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW5_BASE_ADDRESS, cw5->region.base);
+ REG_SET_2(DMCUB_REGION3_CW5_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW5_TOP_ADDRESS, cw5->region.top,
+ DMCUB_REGION3_CW5_ENABLE, 1);
+
+ REG_WRITE(DMCUB_REGION5_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION5_OFFSET_HIGH, offset.u.high_part);
+ REG_SET_2(DMCUB_REGION5_TOP_ADDRESS, 0,
+ DMCUB_REGION5_TOP_ADDRESS,
+ cw5->region.top - cw5->region.base - 1,
+ DMCUB_REGION5_ENABLE, 1);
+
+ offset = cw6->offset;
+
+ REG_WRITE(DMCUB_REGION3_CW6_OFFSET, offset.u.low_part);
+ REG_WRITE(DMCUB_REGION3_CW6_OFFSET_HIGH, offset.u.high_part);
+ REG_WRITE(DMCUB_REGION3_CW6_BASE_ADDRESS, cw6->region.base);
+ REG_SET_2(DMCUB_REGION3_CW6_TOP_ADDRESS, 0,
+ DMCUB_REGION3_CW6_TOP_ADDRESS, cw6->region.top,
+ DMCUB_REGION3_CW6_ENABLE, 1);
+}
+
+void dmub_dcn32_setup_mailbox(struct dmub_srv *dmub,
+ const struct dmub_region *inbox1)
+{
+ REG_WRITE(DMCUB_INBOX1_BASE_ADDRESS, inbox1->base);
+ REG_WRITE(DMCUB_INBOX1_SIZE, inbox1->top - inbox1->base);
+}
+
+uint32_t dmub_dcn32_get_inbox1_rptr(struct dmub_srv *dmub)
+{
+ return REG_READ(DMCUB_INBOX1_RPTR);
+}
+
+void dmub_dcn32_set_inbox1_wptr(struct dmub_srv *dmub, uint32_t wptr_offset)
+{
+ REG_WRITE(DMCUB_INBOX1_WPTR, wptr_offset);
+}
+
+void dmub_dcn32_setup_out_mailbox(struct dmub_srv *dmub,
+ const struct dmub_region *outbox1)
+{
+ REG_WRITE(DMCUB_OUTBOX1_BASE_ADDRESS, outbox1->base);
+ REG_WRITE(DMCUB_OUTBOX1_SIZE, outbox1->top - outbox1->base);
+}
+
+uint32_t dmub_dcn32_get_outbox1_wptr(struct dmub_srv *dmub)
+{
+ /**
+ * outbox1 wptr register is accessed without locks (dal & dc)
+ * and to be called only by dmub_srv_stat_get_notification()
+ */
+ return REG_READ(DMCUB_OUTBOX1_WPTR);
+}
+
+void dmub_dcn32_set_outbox1_rptr(struct dmub_srv *dmub, uint32_t rptr_offset)
+{
+ /**
+ * outbox1 rptr register is accessed without locks (dal & dc)
+ * and to be called only by dmub_srv_stat_get_notification()
+ */
+ REG_WRITE(DMCUB_OUTBOX1_RPTR, rptr_offset);
+}
+
+bool dmub_dcn32_is_hw_init(struct dmub_srv *dmub)
+{
+ uint32_t is_hw_init;
+
+ REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_hw_init);
+
+ return is_hw_init != 0;
+}
+
+bool dmub_dcn32_is_supported(struct dmub_srv *dmub)
+{
+ uint32_t supported = 0;
+
+ REG_GET(CC_DC_PIPE_DIS, DC_DMCUB_ENABLE, &supported);
+
+ return supported;
+}
+
+void dmub_dcn32_set_gpint(struct dmub_srv *dmub,
+ union dmub_gpint_data_register reg)
+{
+ REG_WRITE(DMCUB_GPINT_DATAIN1, reg.all);
+}
+
+bool dmub_dcn32_is_gpint_acked(struct dmub_srv *dmub,
+ union dmub_gpint_data_register reg)
+{
+ union dmub_gpint_data_register test;
+
+ reg.bits.status = 0;
+ test.all = REG_READ(DMCUB_GPINT_DATAIN1);
+
+ return test.all == reg.all;
+}
+
+uint32_t dmub_dcn32_get_gpint_response(struct dmub_srv *dmub)
+{
+ return REG_READ(DMCUB_SCRATCH7);
+}
+
+uint32_t dmub_dcn32_get_gpint_dataout(struct dmub_srv *dmub)
+{
+ uint32_t dataout = REG_READ(DMCUB_GPINT_DATAOUT);
+
+ REG_UPDATE(DMCUB_INTERRUPT_ENABLE, DMCUB_GPINT_IH_INT_EN, 0);
+
+ REG_WRITE(DMCUB_GPINT_DATAOUT, 0);
+ REG_UPDATE(DMCUB_INTERRUPT_ACK, DMCUB_GPINT_IH_INT_ACK, 1);
+ REG_UPDATE(DMCUB_INTERRUPT_ACK, DMCUB_GPINT_IH_INT_ACK, 0);
+
+ REG_UPDATE(DMCUB_INTERRUPT_ENABLE, DMCUB_GPINT_IH_INT_EN, 1);
+
+ return dataout;
+}
+
+union dmub_fw_boot_status dmub_dcn32_get_fw_boot_status(struct dmub_srv *dmub)
+{
+ union dmub_fw_boot_status status;
+
+ status.all = REG_READ(DMCUB_SCRATCH0);
+ return status;
+}
+
+void dmub_dcn32_enable_dmub_boot_options(struct dmub_srv *dmub, const struct dmub_srv_hw_params *params)
+{
+ union dmub_fw_boot_options boot_options = {0};
+
+ boot_options.bits.z10_disable = params->disable_z10;
+
+ REG_WRITE(DMCUB_SCRATCH14, boot_options.all);
+}
+
+void dmub_dcn32_skip_dmub_panel_power_sequence(struct dmub_srv *dmub, bool skip)
+{
+ union dmub_fw_boot_options boot_options;
+ boot_options.all = REG_READ(DMCUB_SCRATCH14);
+ boot_options.bits.skip_phy_init_panel_sequence = skip;
+ REG_WRITE(DMCUB_SCRATCH14, boot_options.all);
+}
+
+void dmub_dcn32_setup_outbox0(struct dmub_srv *dmub,
+ const struct dmub_region *outbox0)
+{
+ REG_WRITE(DMCUB_OUTBOX0_BASE_ADDRESS, outbox0->base);
+
+ REG_WRITE(DMCUB_OUTBOX0_SIZE, outbox0->top - outbox0->base);
+}
+
+uint32_t dmub_dcn32_get_outbox0_wptr(struct dmub_srv *dmub)
+{
+ return REG_READ(DMCUB_OUTBOX0_WPTR);
+}
+
+void dmub_dcn32_set_outbox0_rptr(struct dmub_srv *dmub, uint32_t rptr_offset)
+{
+ REG_WRITE(DMCUB_OUTBOX0_RPTR, rptr_offset);
+}
+
+uint32_t dmub_dcn32_get_current_time(struct dmub_srv *dmub)
+{
+ return REG_READ(DMCUB_TIMER_CURRENT);
+}
+
+void dmub_dcn32_get_diagnostic_data(struct dmub_srv *dmub, struct dmub_diagnostic_data *diag_data)
+{
+ uint32_t is_dmub_enabled, is_soft_reset, is_sec_reset;
+ uint32_t is_traceport_enabled, is_cw0_enabled, is_cw6_enabled;
+
+ if (!dmub || !diag_data)
+ return;
+
+ memset(diag_data, 0, sizeof(*diag_data));
+
+ diag_data->dmcub_version = dmub->fw_version;
+
+ diag_data->scratch[0] = REG_READ(DMCUB_SCRATCH0);
+ diag_data->scratch[1] = REG_READ(DMCUB_SCRATCH1);
+ diag_data->scratch[2] = REG_READ(DMCUB_SCRATCH2);
+ diag_data->scratch[3] = REG_READ(DMCUB_SCRATCH3);
+ diag_data->scratch[4] = REG_READ(DMCUB_SCRATCH4);
+ diag_data->scratch[5] = REG_READ(DMCUB_SCRATCH5);
+ diag_data->scratch[6] = REG_READ(DMCUB_SCRATCH6);
+ diag_data->scratch[7] = REG_READ(DMCUB_SCRATCH7);
+ diag_data->scratch[8] = REG_READ(DMCUB_SCRATCH8);
+ diag_data->scratch[9] = REG_READ(DMCUB_SCRATCH9);
+ diag_data->scratch[10] = REG_READ(DMCUB_SCRATCH10);
+ diag_data->scratch[11] = REG_READ(DMCUB_SCRATCH11);
+ diag_data->scratch[12] = REG_READ(DMCUB_SCRATCH12);
+ diag_data->scratch[13] = REG_READ(DMCUB_SCRATCH13);
+ diag_data->scratch[14] = REG_READ(DMCUB_SCRATCH14);
+ diag_data->scratch[15] = REG_READ(DMCUB_SCRATCH15);
+
+ diag_data->undefined_address_fault_addr = REG_READ(DMCUB_UNDEFINED_ADDRESS_FAULT_ADDR);
+ diag_data->inst_fetch_fault_addr = REG_READ(DMCUB_INST_FETCH_FAULT_ADDR);
+ diag_data->data_write_fault_addr = REG_READ(DMCUB_DATA_WRITE_FAULT_ADDR);
+
+ diag_data->inbox1_rptr = REG_READ(DMCUB_INBOX1_RPTR);
+ diag_data->inbox1_wptr = REG_READ(DMCUB_INBOX1_WPTR);
+ diag_data->inbox1_size = REG_READ(DMCUB_INBOX1_SIZE);
+
+ diag_data->inbox0_rptr = REG_READ(DMCUB_INBOX0_RPTR);
+ diag_data->inbox0_wptr = REG_READ(DMCUB_INBOX0_WPTR);
+ diag_data->inbox0_size = REG_READ(DMCUB_INBOX0_SIZE);
+
+ REG_GET(DMCUB_CNTL, DMCUB_ENABLE, &is_dmub_enabled);
+ diag_data->is_dmcub_enabled = is_dmub_enabled;
+
+ REG_GET(DMCUB_CNTL2, DMCUB_SOFT_RESET, &is_soft_reset);
+ diag_data->is_dmcub_soft_reset = is_soft_reset;
+
+ REG_GET(DMCUB_SEC_CNTL, DMCUB_SEC_RESET_STATUS, &is_sec_reset);
+ diag_data->is_dmcub_secure_reset = is_sec_reset;
+
+ REG_GET(DMCUB_CNTL, DMCUB_TRACEPORT_EN, &is_traceport_enabled);
+ diag_data->is_traceport_en = is_traceport_enabled;
+
+ REG_GET(DMCUB_REGION3_CW0_TOP_ADDRESS, DMCUB_REGION3_CW0_ENABLE, &is_cw0_enabled);
+ diag_data->is_cw0_enabled = is_cw0_enabled;
+
+ REG_GET(DMCUB_REGION3_CW6_TOP_ADDRESS, DMCUB_REGION3_CW6_ENABLE, &is_cw6_enabled);
+ diag_data->is_cw6_enabled = is_cw6_enabled;
+}
+void dmub_dcn32_configure_dmub_in_system_memory(struct dmub_srv *dmub)
+{
+ /* DMCUB_REGION3_TMR_AXI_SPACE values:
+ * 0b011 (0x3) - FB physical address
+ * 0b100 (0x4) - GPU virtual address
+ *
+ * Default value is 0x3 (FB Physical address for TMR). When programming
+ * DMUB to be in system memory, change to 0x4. The system memory allocated
+ * is accessible by both GPU and CPU, so we use GPU virtual address.
+ */
+ REG_WRITE(DMCUB_REGION3_TMR_AXI_SPACE, 0x4);
+}
+
+void dmub_dcn32_send_inbox0_cmd(struct dmub_srv *dmub, union dmub_inbox0_data_register data)
+{
+ REG_WRITE(DMCUB_INBOX0_WPTR, data.inbox0_cmd_common.all);
+}
+
+void dmub_dcn32_clear_inbox0_ack_register(struct dmub_srv *dmub)
+{
+ REG_WRITE(DMCUB_SCRATCH17, 0);
+}
+
+uint32_t dmub_dcn32_read_inbox0_ack_register(struct dmub_srv *dmub)
+{
+ return REG_READ(DMCUB_SCRATCH17);
+}
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.h b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.h
new file mode 100644
index 000000000000..7d1a6eb4d665
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_dcn32.h
@@ -0,0 +1,256 @@
+/*
+ * Copyright 2022 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 _DMUB_DCN32_H_
+#define _DMUB_DCN32_H_
+
+#include "dmub_dcn31.h"
+
+struct dmub_srv;
+
+/* DCN32 register definitions. */
+
+#define DMUB_DCN32_REGS() \
+ DMUB_SR(DMCUB_CNTL) \
+ DMUB_SR(DMCUB_CNTL2) \
+ DMUB_SR(DMCUB_SEC_CNTL) \
+ DMUB_SR(DMCUB_INBOX0_SIZE) \
+ DMUB_SR(DMCUB_INBOX0_RPTR) \
+ DMUB_SR(DMCUB_INBOX0_WPTR) \
+ DMUB_SR(DMCUB_INBOX1_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_INBOX1_SIZE) \
+ DMUB_SR(DMCUB_INBOX1_RPTR) \
+ DMUB_SR(DMCUB_INBOX1_WPTR) \
+ DMUB_SR(DMCUB_OUTBOX0_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_OUTBOX0_SIZE) \
+ DMUB_SR(DMCUB_OUTBOX0_RPTR) \
+ DMUB_SR(DMCUB_OUTBOX0_WPTR) \
+ DMUB_SR(DMCUB_OUTBOX1_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_OUTBOX1_SIZE) \
+ DMUB_SR(DMCUB_OUTBOX1_RPTR) \
+ DMUB_SR(DMCUB_OUTBOX1_WPTR) \
+ DMUB_SR(DMCUB_REGION3_CW0_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW1_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW2_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW3_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW4_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW5_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW6_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW7_OFFSET) \
+ DMUB_SR(DMCUB_REGION3_CW0_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW1_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW2_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW3_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW4_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW5_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW6_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW7_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION3_CW0_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW1_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW2_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW3_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW4_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW5_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW6_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW7_BASE_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW0_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW1_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW2_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW3_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW4_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW5_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW6_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION3_CW7_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION4_OFFSET) \
+ DMUB_SR(DMCUB_REGION4_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION4_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_REGION5_OFFSET) \
+ DMUB_SR(DMCUB_REGION5_OFFSET_HIGH) \
+ DMUB_SR(DMCUB_REGION5_TOP_ADDRESS) \
+ DMUB_SR(DMCUB_SCRATCH0) \
+ DMUB_SR(DMCUB_SCRATCH1) \
+ DMUB_SR(DMCUB_SCRATCH2) \
+ DMUB_SR(DMCUB_SCRATCH3) \
+ DMUB_SR(DMCUB_SCRATCH4) \
+ DMUB_SR(DMCUB_SCRATCH5) \
+ DMUB_SR(DMCUB_SCRATCH6) \
+ DMUB_SR(DMCUB_SCRATCH7) \
+ DMUB_SR(DMCUB_SCRATCH8) \
+ DMUB_SR(DMCUB_SCRATCH9) \
+ DMUB_SR(DMCUB_SCRATCH10) \
+ DMUB_SR(DMCUB_SCRATCH11) \
+ DMUB_SR(DMCUB_SCRATCH12) \
+ DMUB_SR(DMCUB_SCRATCH13) \
+ DMUB_SR(DMCUB_SCRATCH14) \
+ DMUB_SR(DMCUB_SCRATCH15) \
+ DMUB_SR(DMCUB_SCRATCH16) \
+ DMUB_SR(DMCUB_SCRATCH17) \
+ DMUB_SR(DMCUB_GPINT_DATAIN1) \
+ DMUB_SR(DMCUB_GPINT_DATAOUT) \
+ DMUB_SR(CC_DC_PIPE_DIS) \
+ DMUB_SR(MMHUBBUB_SOFT_RESET) \
+ DMUB_SR(DCN_VM_FB_LOCATION_BASE) \
+ DMUB_SR(DCN_VM_FB_OFFSET) \
+ DMUB_SR(DMCUB_TIMER_CURRENT) \
+ DMUB_SR(DMCUB_INST_FETCH_FAULT_ADDR) \
+ DMUB_SR(DMCUB_UNDEFINED_ADDRESS_FAULT_ADDR) \
+ DMUB_SR(DMCUB_DATA_WRITE_FAULT_ADDR) \
+ DMUB_SR(DMCUB_REGION3_TMR_AXI_SPACE) \
+ DMUB_SR(DMCUB_INTERRUPT_ENABLE) \
+ DMUB_SR(DMCUB_INTERRUPT_ACK)
+
+#define DMUB_DCN32_FIELDS() \
+ DMUB_SF(DMCUB_CNTL, DMCUB_ENABLE) \
+ DMUB_SF(DMCUB_CNTL, DMCUB_TRACEPORT_EN) \
+ DMUB_SF(DMCUB_CNTL2, DMCUB_SOFT_RESET) \
+ DMUB_SF(DMCUB_SEC_CNTL, DMCUB_SEC_RESET) \
+ DMUB_SF(DMCUB_SEC_CNTL, DMCUB_MEM_UNIT_ID) \
+ DMUB_SF(DMCUB_SEC_CNTL, DMCUB_SEC_RESET_STATUS) \
+ DMUB_SF(DMCUB_REGION3_CW0_TOP_ADDRESS, DMCUB_REGION3_CW0_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW0_TOP_ADDRESS, DMCUB_REGION3_CW0_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW1_TOP_ADDRESS, DMCUB_REGION3_CW1_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW1_TOP_ADDRESS, DMCUB_REGION3_CW1_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW2_TOP_ADDRESS, DMCUB_REGION3_CW2_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW2_TOP_ADDRESS, DMCUB_REGION3_CW2_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW3_TOP_ADDRESS, DMCUB_REGION3_CW3_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW3_TOP_ADDRESS, DMCUB_REGION3_CW3_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW4_TOP_ADDRESS, DMCUB_REGION3_CW4_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW4_TOP_ADDRESS, DMCUB_REGION3_CW4_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW5_TOP_ADDRESS, DMCUB_REGION3_CW5_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW5_TOP_ADDRESS, DMCUB_REGION3_CW5_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW6_TOP_ADDRESS, DMCUB_REGION3_CW6_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW6_TOP_ADDRESS, DMCUB_REGION3_CW6_ENABLE) \
+ DMUB_SF(DMCUB_REGION3_CW7_TOP_ADDRESS, DMCUB_REGION3_CW7_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION3_CW7_TOP_ADDRESS, DMCUB_REGION3_CW7_ENABLE) \
+ DMUB_SF(DMCUB_REGION4_TOP_ADDRESS, DMCUB_REGION4_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION4_TOP_ADDRESS, DMCUB_REGION4_ENABLE) \
+ DMUB_SF(DMCUB_REGION5_TOP_ADDRESS, DMCUB_REGION5_TOP_ADDRESS) \
+ DMUB_SF(DMCUB_REGION5_TOP_ADDRESS, DMCUB_REGION5_ENABLE) \
+ DMUB_SF(CC_DC_PIPE_DIS, DC_DMCUB_ENABLE) \
+ DMUB_SF(MMHUBBUB_SOFT_RESET, DMUIF_SOFT_RESET) \
+ DMUB_SF(DCN_VM_FB_LOCATION_BASE, FB_BASE) \
+ DMUB_SF(DCN_VM_FB_OFFSET, FB_OFFSET) \
+ DMUB_SF(DMCUB_INBOX0_WPTR, DMCUB_INBOX0_WPTR) \
+ DMUB_SF(DMCUB_REGION3_TMR_AXI_SPACE, DMCUB_REGION3_TMR_AXI_SPACE) \
+ DMUB_SF(DMCUB_INTERRUPT_ENABLE, DMCUB_GPINT_IH_INT_EN) \
+ DMUB_SF(DMCUB_INTERRUPT_ACK, DMCUB_GPINT_IH_INT_ACK)
+
+struct dmub_srv_dcn32_reg_offset {
+#define DMUB_SR(reg) uint32_t reg;
+ DMUB_DCN32_REGS()
+ DMCUB_INTERNAL_REGS()
+#undef DMUB_SR
+};
+
+struct dmub_srv_dcn32_reg_shift {
+#define DMUB_SF(reg, field) uint8_t reg##__##field;
+ DMUB_DCN32_FIELDS()
+#undef DMUB_SF
+};
+
+struct dmub_srv_dcn32_reg_mask {
+#define DMUB_SF(reg, field) uint32_t reg##__##field;
+ DMUB_DCN32_FIELDS()
+#undef DMUB_SF
+};
+
+struct dmub_srv_dcn32_regs {
+ const struct dmub_srv_dcn32_reg_offset offset;
+ const struct dmub_srv_dcn32_reg_mask mask;
+ const struct dmub_srv_dcn32_reg_shift shift;
+};
+
+extern const struct dmub_srv_dcn32_regs dmub_srv_dcn32_regs;
+
+void dmub_dcn32_reset(struct dmub_srv *dmub);
+
+void dmub_dcn32_reset_release(struct dmub_srv *dmub);
+
+void dmub_dcn32_backdoor_load(struct dmub_srv *dmub,
+ const struct dmub_window *cw0,
+ const struct dmub_window *cw1);
+
+void dmub_dcn32_backdoor_load_zfb_mode(struct dmub_srv *dmub,
+ const struct dmub_window *cw0,
+ const struct dmub_window *cw1);
+
+void dmub_dcn32_setup_windows(struct dmub_srv *dmub,
+ const struct dmub_window *cw2,
+ const struct dmub_window *cw3,
+ const struct dmub_window *cw4,
+ const struct dmub_window *cw5,
+ const struct dmub_window *cw6);
+
+void dmub_dcn32_setup_mailbox(struct dmub_srv *dmub,
+ const struct dmub_region *inbox1);
+
+uint32_t dmub_dcn32_get_inbox1_rptr(struct dmub_srv *dmub);
+
+void dmub_dcn32_set_inbox1_wptr(struct dmub_srv *dmub, uint32_t wptr_offset);
+
+void dmub_dcn32_setup_out_mailbox(struct dmub_srv *dmub,
+ const struct dmub_region *outbox1);
+
+uint32_t dmub_dcn32_get_outbox1_wptr(struct dmub_srv *dmub);
+
+void dmub_dcn32_set_outbox1_rptr(struct dmub_srv *dmub, uint32_t rptr_offset);
+
+bool dmub_dcn32_is_hw_init(struct dmub_srv *dmub);
+
+bool dmub_dcn32_is_supported(struct dmub_srv *dmub);
+
+void dmub_dcn32_set_gpint(struct dmub_srv *dmub,
+ union dmub_gpint_data_register reg);
+
+bool dmub_dcn32_is_gpint_acked(struct dmub_srv *dmub,
+ union dmub_gpint_data_register reg);
+
+uint32_t dmub_dcn32_get_gpint_response(struct dmub_srv *dmub);
+
+uint32_t dmub_dcn32_get_gpint_dataout(struct dmub_srv *dmub);
+
+void dmub_dcn32_enable_dmub_boot_options(struct dmub_srv *dmub, const struct dmub_srv_hw_params *params);
+
+void dmub_dcn32_skip_dmub_panel_power_sequence(struct dmub_srv *dmub, bool skip);
+
+union dmub_fw_boot_status dmub_dcn32_get_fw_boot_status(struct dmub_srv *dmub);
+
+void dmub_dcn32_setup_outbox0(struct dmub_srv *dmub,
+ const struct dmub_region *outbox0);
+
+uint32_t dmub_dcn32_get_outbox0_wptr(struct dmub_srv *dmub);
+
+void dmub_dcn32_set_outbox0_rptr(struct dmub_srv *dmub, uint32_t rptr_offset);
+
+uint32_t dmub_dcn32_get_current_time(struct dmub_srv *dmub);
+
+void dmub_dcn32_get_diagnostic_data(struct dmub_srv *dmub, struct dmub_diagnostic_data *diag_data);
+
+void dmub_dcn32_configure_dmub_in_system_memory(struct dmub_srv *dmub);
+void dmub_dcn32_send_inbox0_cmd(struct dmub_srv *dmub, union dmub_inbox0_data_register data);
+void dmub_dcn32_clear_inbox0_ack_register(struct dmub_srv *dmub);
+uint32_t dmub_dcn32_read_inbox0_ack_register(struct dmub_srv *dmub);
+
+#endif /* _DMUB_DCN32_H_ */
diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
index 66db5e538c7f..4c6a624f04a7 100644
--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
+++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
@@ -34,6 +34,7 @@
#include "dmub_dcn31.h"
#include "dmub_dcn315.h"
#include "dmub_dcn316.h"
+#include "dmub_dcn32.h"
#include "os_types.h"
/*
* Note: the DMUB service is standalone. No additional headers should be
@@ -260,6 +261,43 @@ static bool dmub_srv_hw_setup(struct dmub_srv *dmub, enum dmub_asic asic)
break;
+ case DMUB_ASIC_DCN32:
+ case DMUB_ASIC_DCN321:
+ dmub->regs_dcn32 = &dmub_srv_dcn32_regs;
+ funcs->configure_dmub_in_system_memory = dmub_dcn32_configure_dmub_in_system_memory;
+ funcs->send_inbox0_cmd = dmub_dcn32_send_inbox0_cmd;
+ funcs->clear_inbox0_ack_register = dmub_dcn32_clear_inbox0_ack_register;
+ funcs->read_inbox0_ack_register = dmub_dcn32_read_inbox0_ack_register;
+ funcs->reset = dmub_dcn32_reset;
+ funcs->reset_release = dmub_dcn32_reset_release;
+ funcs->backdoor_load = dmub_dcn32_backdoor_load;
+ funcs->backdoor_load_zfb_mode = dmub_dcn32_backdoor_load_zfb_mode;
+ funcs->setup_windows = dmub_dcn32_setup_windows;
+ funcs->setup_mailbox = dmub_dcn32_setup_mailbox;
+ funcs->get_inbox1_rptr = dmub_dcn32_get_inbox1_rptr;
+ funcs->set_inbox1_wptr = dmub_dcn32_set_inbox1_wptr;
+ funcs->setup_out_mailbox = dmub_dcn32_setup_out_mailbox;
+ funcs->get_outbox1_wptr = dmub_dcn32_get_outbox1_wptr;
+ funcs->set_outbox1_rptr = dmub_dcn32_set_outbox1_rptr;
+ funcs->is_supported = dmub_dcn32_is_supported;
+ funcs->is_hw_init = dmub_dcn32_is_hw_init;
+ funcs->set_gpint = dmub_dcn32_set_gpint;
+ funcs->is_gpint_acked = dmub_dcn32_is_gpint_acked;
+ funcs->get_gpint_response = dmub_dcn32_get_gpint_response;
+ funcs->get_gpint_dataout = dmub_dcn32_get_gpint_dataout;
+ funcs->get_fw_status = dmub_dcn32_get_fw_boot_status;
+ funcs->enable_dmub_boot_options = dmub_dcn32_enable_dmub_boot_options;
+ funcs->skip_dmub_panel_power_sequence = dmub_dcn32_skip_dmub_panel_power_sequence;
+
+ /* outbox0 call stacks */
+ funcs->setup_outbox0 = dmub_dcn32_setup_outbox0;
+ funcs->get_outbox0_wptr = dmub_dcn32_get_outbox0_wptr;
+ funcs->set_outbox0_rptr = dmub_dcn32_set_outbox0_rptr;
+ funcs->get_current_time = dmub_dcn32_get_current_time;
+ funcs->get_diagnostic_data = dmub_dcn32_get_diagnostic_data;
+
+ break;
+
default:
return false;
}
@@ -501,6 +539,9 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub,
cw1.region.base = DMUB_CW1_BASE;
cw1.region.top = cw1.region.base + stack_fb->size - 1;
+ if (params->fw_in_system_memory && dmub->hw_funcs.configure_dmub_in_system_memory)
+ dmub->hw_funcs.configure_dmub_in_system_memory(dmub);
+
if (params->load_inst_const && dmub->hw_funcs.backdoor_load) {
/**
* Read back all the instruction memory so we don't hang the
@@ -508,7 +549,11 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub,
* flushed yet. This only occurs in backdoor loading.
*/
dmub_flush_buffer_mem(inst_fb);
- dmub->hw_funcs.backdoor_load(dmub, &cw0, &cw1);
+
+ if (params->fw_in_system_memory && dmub->hw_funcs.backdoor_load_zfb_mode)
+ dmub->hw_funcs.backdoor_load_zfb_mode(dmub, &cw0, &cw1);
+ else
+ dmub->hw_funcs.backdoor_load(dmub, &cw0, &cw1);
}
cw2.offset.quad_part = data_fb->gpu_addr;
@@ -583,6 +628,10 @@ enum dmub_status dmub_srv_hw_init(struct dmub_srv *dmub,
if (dmub->hw_funcs.enable_dmub_boot_options)
dmub->hw_funcs.enable_dmub_boot_options(dmub, params);
+ if (dmub->hw_funcs.skip_dmub_panel_power_sequence)
+ dmub->hw_funcs.skip_dmub_panel_power_sequence(dmub,
+ params->skip_panel_power_sequence);
+
if (dmub->hw_funcs.reset_release)
dmub->hw_funcs.reset_release(dmub);
--
2.35.3
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