Commit 465f8005 authored by Nicholas Kazlauskas's avatar Nicholas Kazlauskas Committed by Alex Deucher
Browse files

drm/amd/display: Add DCN3.1 IRQ manager



Add IRQ services for DCN3.1 to handle hardware generated interrupts.
Signed-off-by: Nicholas Kazlauskas's avatarNicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 65fdc9c7
......@@ -118,3 +118,14 @@ AMD_DAL_IRQ_DCN3_03 = $(addprefix $(AMDDALPATH)/dc/irq/dcn303/,$(IRQ_DCN3_03))
AMD_DISPLAY_FILES += $(AMD_DAL_IRQ_DCN3_03)
endif
ifdef CONFIG_DRM_AMD_DC_DCN3_1
###############################################################################
# DCN 31
###############################################################################
IRQ_DCN31 = irq_service_dcn31.o
AMD_DAL_IRQ_DCN31= $(addprefix $(AMDDALPATH)/dc/irq/dcn31/,$(IRQ_DCN31))
AMD_DISPLAY_FILES += $(AMD_DAL_IRQ_DCN31)
endif
/*
* Copyright 2020 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 "dm_services.h"
#include "include/logger_interface.h"
#include "../dce110/irq_service_dce110.h"
#include "yellow_carp_offset.h"
#include "dcn/dcn_3_1_2_offset.h"
#include "dcn/dcn_3_1_2_sh_mask.h"
#include "irq_service_dcn31.h"
#include "ivsrcid/dcn/irqsrcs_dcn_1_0.h"
enum dc_irq_source to_dal_irq_source_dcn31(
struct irq_service *irq_service,
uint32_t src_id,
uint32_t ext_id)
{
switch (src_id) {
case DCN_1_0__SRCID__DC_D1_OTG_VSTARTUP:
return DC_IRQ_SOURCE_VBLANK1;
case DCN_1_0__SRCID__DC_D2_OTG_VSTARTUP:
return DC_IRQ_SOURCE_VBLANK2;
case DCN_1_0__SRCID__DC_D3_OTG_VSTARTUP:
return DC_IRQ_SOURCE_VBLANK3;
case DCN_1_0__SRCID__DC_D4_OTG_VSTARTUP:
return DC_IRQ_SOURCE_VBLANK4;
case DCN_1_0__SRCID__DC_D5_OTG_VSTARTUP:
return DC_IRQ_SOURCE_VBLANK5;
case DCN_1_0__SRCID__DC_D6_OTG_VSTARTUP:
return DC_IRQ_SOURCE_VBLANK6;
case DCN_1_0__SRCID__OTG1_VERTICAL_INTERRUPT0_CONTROL:
return DC_IRQ_SOURCE_DC1_VLINE0;
case DCN_1_0__SRCID__OTG2_VERTICAL_INTERRUPT0_CONTROL:
return DC_IRQ_SOURCE_DC2_VLINE0;
case DCN_1_0__SRCID__OTG3_VERTICAL_INTERRUPT0_CONTROL:
return DC_IRQ_SOURCE_DC3_VLINE0;
case DCN_1_0__SRCID__OTG4_VERTICAL_INTERRUPT0_CONTROL:
return DC_IRQ_SOURCE_DC4_VLINE0;
case DCN_1_0__SRCID__OTG5_VERTICAL_INTERRUPT0_CONTROL:
return DC_IRQ_SOURCE_DC5_VLINE0;
case DCN_1_0__SRCID__OTG6_VERTICAL_INTERRUPT0_CONTROL:
return DC_IRQ_SOURCE_DC6_VLINE0;
case DCN_1_0__SRCID__HUBP0_FLIP_INTERRUPT:
return DC_IRQ_SOURCE_PFLIP1;
case DCN_1_0__SRCID__HUBP1_FLIP_INTERRUPT:
return DC_IRQ_SOURCE_PFLIP2;
case DCN_1_0__SRCID__HUBP2_FLIP_INTERRUPT:
return DC_IRQ_SOURCE_PFLIP3;
case DCN_1_0__SRCID__HUBP3_FLIP_INTERRUPT:
return DC_IRQ_SOURCE_PFLIP4;
case DCN_1_0__SRCID__HUBP4_FLIP_INTERRUPT:
return DC_IRQ_SOURCE_PFLIP5;
case DCN_1_0__SRCID__HUBP5_FLIP_INTERRUPT:
return DC_IRQ_SOURCE_PFLIP6;
case DCN_1_0__SRCID__OTG0_IHC_V_UPDATE_NO_LOCK_INTERRUPT:
return DC_IRQ_SOURCE_VUPDATE1;
case DCN_1_0__SRCID__OTG1_IHC_V_UPDATE_NO_LOCK_INTERRUPT:
return DC_IRQ_SOURCE_VUPDATE2;
case DCN_1_0__SRCID__OTG2_IHC_V_UPDATE_NO_LOCK_INTERRUPT:
return DC_IRQ_SOURCE_VUPDATE3;
case DCN_1_0__SRCID__OTG3_IHC_V_UPDATE_NO_LOCK_INTERRUPT:
return DC_IRQ_SOURCE_VUPDATE4;
case DCN_1_0__SRCID__OTG4_IHC_V_UPDATE_NO_LOCK_INTERRUPT:
return DC_IRQ_SOURCE_VUPDATE5;
case DCN_1_0__SRCID__OTG5_IHC_V_UPDATE_NO_LOCK_INTERRUPT:
return DC_IRQ_SOURCE_VUPDATE6;
case DCN_1_0__SRCID__DMCUB_OUTBOX_LOW_PRIORITY_READY_INT:
return DC_IRQ_SOURCE_DMCUB_OUTBOX;
case DCN_1_0__SRCID__DC_HPD1_INT:
/* generic src_id for all HPD and HPDRX interrupts */
switch (ext_id) {
case DCN_1_0__CTXID__DC_HPD1_INT:
return DC_IRQ_SOURCE_HPD1;
case DCN_1_0__CTXID__DC_HPD2_INT:
return DC_IRQ_SOURCE_HPD2;
case DCN_1_0__CTXID__DC_HPD3_INT:
return DC_IRQ_SOURCE_HPD3;
case DCN_1_0__CTXID__DC_HPD4_INT:
return DC_IRQ_SOURCE_HPD4;
case DCN_1_0__CTXID__DC_HPD5_INT:
return DC_IRQ_SOURCE_HPD5;
case DCN_1_0__CTXID__DC_HPD6_INT:
return DC_IRQ_SOURCE_HPD6;
case DCN_1_0__CTXID__DC_HPD1_RX_INT:
return DC_IRQ_SOURCE_HPD1RX;
case DCN_1_0__CTXID__DC_HPD2_RX_INT:
return DC_IRQ_SOURCE_HPD2RX;
case DCN_1_0__CTXID__DC_HPD3_RX_INT:
return DC_IRQ_SOURCE_HPD3RX;
case DCN_1_0__CTXID__DC_HPD4_RX_INT:
return DC_IRQ_SOURCE_HPD4RX;
case DCN_1_0__CTXID__DC_HPD5_RX_INT:
return DC_IRQ_SOURCE_HPD5RX;
case DCN_1_0__CTXID__DC_HPD6_RX_INT:
return DC_IRQ_SOURCE_HPD6RX;
default:
return DC_IRQ_SOURCE_INVALID;
}
break;
default:
return DC_IRQ_SOURCE_INVALID;
}
}
static bool hpd_ack(
struct irq_service *irq_service,
const struct irq_source_info *info)
{
uint32_t addr = info->status_reg;
uint32_t value = dm_read_reg(irq_service->ctx, addr);
uint32_t current_status =
get_reg_field_value(
value,
HPD0_DC_HPD_INT_STATUS,
DC_HPD_SENSE_DELAYED);
dal_irq_service_ack_generic(irq_service, info);
value = dm_read_reg(irq_service->ctx, info->enable_reg);
set_reg_field_value(
value,
current_status ? 0 : 1,
HPD0_DC_HPD_INT_CONTROL,
DC_HPD_INT_POLARITY);
dm_write_reg(irq_service->ctx, info->enable_reg, value);
return true;
}
static const struct irq_source_info_funcs hpd_irq_info_funcs = {
.set = NULL,
.ack = hpd_ack
};
static const struct irq_source_info_funcs hpd_rx_irq_info_funcs = {
.set = NULL,
.ack = NULL
};
static const struct irq_source_info_funcs pflip_irq_info_funcs = {
.set = NULL,
.ack = NULL
};
static const struct irq_source_info_funcs vupdate_no_lock_irq_info_funcs = {
.set = NULL,
.ack = NULL
};
static const struct irq_source_info_funcs vblank_irq_info_funcs = {
.set = NULL,
.ack = NULL
};
static const struct irq_source_info_funcs outbox_irq_info_funcs = {
.set = NULL,
.ack = NULL
};
static const struct irq_source_info_funcs vline0_irq_info_funcs = {
.set = NULL,
.ack = NULL
};
#undef BASE_INNER
#define BASE_INNER(seg) DCN_BASE__INST0_SEG ## seg
/* compile time expand base address. */
#define BASE(seg) \
BASE_INNER(seg)
#define SRI(reg_name, block, id)\
BASE(reg ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
reg ## block ## id ## _ ## reg_name
#define SRI_DMUB(reg_name)\
BASE(reg ## reg_name ## _BASE_IDX) + \
reg ## reg_name
#define IRQ_REG_ENTRY(block, reg_num, reg1, mask1, reg2, mask2)\
.enable_reg = SRI(reg1, block, reg_num),\
.enable_mask = \
block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK,\
.enable_value = {\
block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK,\
~block ## reg_num ## _ ## reg1 ## __ ## mask1 ## _MASK \
},\
.ack_reg = SRI(reg2, block, reg_num),\
.ack_mask = \
block ## reg_num ## _ ## reg2 ## __ ## mask2 ## _MASK,\
.ack_value = \
block ## reg_num ## _ ## reg2 ## __ ## mask2 ## _MASK \
#define IRQ_REG_ENTRY_DMUB(reg1, mask1, reg2, mask2)\
.enable_reg = SRI_DMUB(reg1),\
.enable_mask = \
reg1 ## __ ## mask1 ## _MASK,\
.enable_value = {\
reg1 ## __ ## mask1 ## _MASK,\
~reg1 ## __ ## mask1 ## _MASK \
},\
.ack_reg = SRI_DMUB(reg2),\
.ack_mask = \
reg2 ## __ ## mask2 ## _MASK,\
.ack_value = \
reg2 ## __ ## mask2 ## _MASK \
#define hpd_int_entry(reg_num)\
[DC_IRQ_SOURCE_HPD1 + reg_num] = {\
IRQ_REG_ENTRY(HPD, reg_num,\
DC_HPD_INT_CONTROL, DC_HPD_INT_EN,\
DC_HPD_INT_CONTROL, DC_HPD_INT_ACK),\
.status_reg = SRI(DC_HPD_INT_STATUS, HPD, reg_num),\
.funcs = &hpd_irq_info_funcs\
}
#define hpd_rx_int_entry(reg_num)\
[DC_IRQ_SOURCE_HPD1RX + reg_num] = {\
IRQ_REG_ENTRY(HPD, reg_num,\
DC_HPD_INT_CONTROL, DC_HPD_RX_INT_EN,\
DC_HPD_INT_CONTROL, DC_HPD_RX_INT_ACK),\
.status_reg = SRI(DC_HPD_INT_STATUS, HPD, reg_num),\
.funcs = &hpd_rx_irq_info_funcs\
}
#define pflip_int_entry(reg_num)\
[DC_IRQ_SOURCE_PFLIP1 + reg_num] = {\
IRQ_REG_ENTRY(HUBPREQ, reg_num,\
DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_INT_MASK,\
DCSURF_SURFACE_FLIP_INTERRUPT, SURFACE_FLIP_CLEAR),\
.funcs = &pflip_irq_info_funcs\
}
/* vupdate_no_lock_int_entry maps to DC_IRQ_SOURCE_VUPDATEx, to match semantic
* of DCE's DC_IRQ_SOURCE_VUPDATEx.
*/
#define vupdate_no_lock_int_entry(reg_num)\
[DC_IRQ_SOURCE_VUPDATE1 + reg_num] = {\
IRQ_REG_ENTRY(OTG, reg_num,\
OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_INT_EN,\
OTG_GLOBAL_SYNC_STATUS, VUPDATE_NO_LOCK_EVENT_CLEAR),\
.funcs = &vupdate_no_lock_irq_info_funcs\
}
#define vblank_int_entry(reg_num)\
[DC_IRQ_SOURCE_VBLANK1 + reg_num] = {\
IRQ_REG_ENTRY(OTG, reg_num,\
OTG_GLOBAL_SYNC_STATUS, VSTARTUP_INT_EN,\
OTG_GLOBAL_SYNC_STATUS, VSTARTUP_EVENT_CLEAR),\
.funcs = &vblank_irq_info_funcs\
}
#define vline0_int_entry(reg_num)\
[DC_IRQ_SOURCE_DC1_VLINE0 + reg_num] = {\
IRQ_REG_ENTRY(OTG, reg_num,\
OTG_VERTICAL_INTERRUPT0_CONTROL, OTG_VERTICAL_INTERRUPT0_INT_ENABLE,\
OTG_VERTICAL_INTERRUPT0_CONTROL, OTG_VERTICAL_INTERRUPT0_CLEAR),\
.funcs = &vline0_irq_info_funcs\
}
#define dmub_outbox_int_entry()\
[DC_IRQ_SOURCE_DMCUB_OUTBOX] = {\
IRQ_REG_ENTRY_DMUB(\
DMCUB_INTERRUPT_ENABLE, DMCUB_OUTBOX1_READY_INT_EN,\
DMCUB_INTERRUPT_ACK, DMCUB_OUTBOX1_READY_INT_ACK),\
.funcs = &outbox_irq_info_funcs\
}
#define dummy_irq_entry() \
{\
.funcs = &dummy_irq_info_funcs\
}
#define i2c_int_entry(reg_num) \
[DC_IRQ_SOURCE_I2C_DDC ## reg_num] = dummy_irq_entry()
#define dp_sink_int_entry(reg_num) \
[DC_IRQ_SOURCE_DPSINK ## reg_num] = dummy_irq_entry()
#define gpio_pad_int_entry(reg_num) \
[DC_IRQ_SOURCE_GPIOPAD ## reg_num] = dummy_irq_entry()
#define dc_underflow_int_entry(reg_num) \
[DC_IRQ_SOURCE_DC ## reg_num ## UNDERFLOW] = dummy_irq_entry()
static const struct irq_source_info_funcs dummy_irq_info_funcs = {
.set = dal_irq_service_dummy_set,
.ack = dal_irq_service_dummy_ack
};
static const struct irq_source_info
irq_source_info_dcn31[DAL_IRQ_SOURCES_NUMBER] = {
[DC_IRQ_SOURCE_INVALID] = dummy_irq_entry(),
hpd_int_entry(0),
hpd_int_entry(1),
hpd_int_entry(2),
hpd_int_entry(3),
hpd_int_entry(4),
hpd_rx_int_entry(0),
hpd_rx_int_entry(1),
hpd_rx_int_entry(2),
hpd_rx_int_entry(3),
hpd_rx_int_entry(4),
i2c_int_entry(1),
i2c_int_entry(2),
i2c_int_entry(3),
i2c_int_entry(4),
i2c_int_entry(5),
i2c_int_entry(6),
dp_sink_int_entry(1),
dp_sink_int_entry(2),
dp_sink_int_entry(3),
dp_sink_int_entry(4),
dp_sink_int_entry(5),
dp_sink_int_entry(6),
[DC_IRQ_SOURCE_TIMER] = dummy_irq_entry(),
pflip_int_entry(0),
pflip_int_entry(1),
pflip_int_entry(2),
pflip_int_entry(3),
[DC_IRQ_SOURCE_PFLIP5] = dummy_irq_entry(),
[DC_IRQ_SOURCE_PFLIP6] = dummy_irq_entry(),
[DC_IRQ_SOURCE_PFLIP_UNDERLAY0] = dummy_irq_entry(),
gpio_pad_int_entry(0),
gpio_pad_int_entry(1),
gpio_pad_int_entry(2),
gpio_pad_int_entry(3),
gpio_pad_int_entry(4),
gpio_pad_int_entry(5),
gpio_pad_int_entry(6),
gpio_pad_int_entry(7),
gpio_pad_int_entry(8),
gpio_pad_int_entry(9),
gpio_pad_int_entry(10),
gpio_pad_int_entry(11),
gpio_pad_int_entry(12),
gpio_pad_int_entry(13),
gpio_pad_int_entry(14),
gpio_pad_int_entry(15),
gpio_pad_int_entry(16),
gpio_pad_int_entry(17),
gpio_pad_int_entry(18),
gpio_pad_int_entry(19),
gpio_pad_int_entry(20),
gpio_pad_int_entry(21),
gpio_pad_int_entry(22),
gpio_pad_int_entry(23),
gpio_pad_int_entry(24),
gpio_pad_int_entry(25),
gpio_pad_int_entry(26),
gpio_pad_int_entry(27),
gpio_pad_int_entry(28),
gpio_pad_int_entry(29),
gpio_pad_int_entry(30),
dc_underflow_int_entry(1),
dc_underflow_int_entry(2),
dc_underflow_int_entry(3),
dc_underflow_int_entry(4),
dc_underflow_int_entry(5),
dc_underflow_int_entry(6),
[DC_IRQ_SOURCE_DMCU_SCP] = dummy_irq_entry(),
[DC_IRQ_SOURCE_VBIOS_SW] = dummy_irq_entry(),
vupdate_no_lock_int_entry(0),
vupdate_no_lock_int_entry(1),
vupdate_no_lock_int_entry(2),
vupdate_no_lock_int_entry(3),
vblank_int_entry(0),
vblank_int_entry(1),
vblank_int_entry(2),
vblank_int_entry(3),
vline0_int_entry(0),
vline0_int_entry(1),
vline0_int_entry(2),
vline0_int_entry(3),
[DC_IRQ_SOURCE_DC5_VLINE1] = dummy_irq_entry(),
[DC_IRQ_SOURCE_DC6_VLINE1] = dummy_irq_entry(),
dmub_outbox_int_entry(),
};
static const struct irq_service_funcs irq_service_funcs_dcn31 = {
.to_dal_irq_source = to_dal_irq_source_dcn31
};
static void dcn31_irq_construct(
struct irq_service *irq_service,
struct irq_service_init_data *init_data)
{
dal_irq_service_construct(irq_service, init_data);
irq_service->info = irq_source_info_dcn31;
irq_service->funcs = &irq_service_funcs_dcn31;
}
struct irq_service *dal_irq_service_dcn31_create(
struct irq_service_init_data *init_data)
{
struct irq_service *irq_service = kzalloc(sizeof(*irq_service),
GFP_KERNEL);
if (!irq_service)
return NULL;
dcn31_irq_construct(irq_service, init_data);
return irq_service;
}
/*
* Copyright 2020 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
*
*/
#if defined(CONFIG_DRM_AMD_DC_DCN3_1)
#ifndef __DAL_IRQ_SERVICE_DCN31_H__
#define __DAL_IRQ_SERVICE_DCN31_H__
#include "../irq_service.h"
struct irq_service *dal_irq_service_dcn31_create(
struct irq_service_init_data *init_data);
#endif /* __DAL_IRQ_SERVICE_DCN31_H__ */
#endif /* CONFIG_DRM_AMD_DC_DCN3_1 */
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