[PATCH 066/100] drm/amd/display: Add DCE12 irq support
Alex Deucher
alexdeucher at gmail.com
Mon Mar 20 20:30:01 UTC 2017
From: Harry Wentland <harry.wentland at amd.com>
Signed-off-by: Harry Wentland <harry.wentland at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
.../amd/display/dc/irq/dce120/irq_service_dce120.c | 293 +++++++++++++++++++++
.../amd/display/dc/irq/dce120/irq_service_dce120.h | 34 +++
2 files changed, 327 insertions(+)
create mode 100644 drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.c
create mode 100644 drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.h
diff --git a/drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.c b/drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.c
new file mode 100644
index 0000000..5a263b2
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.c
@@ -0,0 +1,293 @@
+/*
+ * Copyright 2012-15 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 "irq_service_dce120.h"
+#include "../dce110/irq_service_dce110.h"
+
+#include "vega10/DC/dce_12_0_offset.h"
+#include "vega10/DC/dce_12_0_sh_mask.h"
+#include "vega10/soc15ip.h"
+
+#include "ivsrcid/ivsrcid_vislands30.h"
+
+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 vblank_irq_info_funcs = {
+ .set = NULL,
+ .ack = NULL
+};
+
+#define BASE_INNER(seg) \
+ DCE_BASE__INST0_SEG ## seg
+
+#define BASE(seg) \
+ BASE_INNER(seg)
+
+#define SRI(reg_name, block, id)\
+ BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
+ mm ## block ## id ## _ ## 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 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(DCP, reg_num, \
+ GRPH_INTERRUPT_CONTROL, GRPH_PFLIP_INT_MASK, \
+ GRPH_INTERRUPT_STATUS, GRPH_PFLIP_INT_CLEAR),\
+ .status_reg = SRI(GRPH_INTERRUPT_STATUS, DCP, reg_num),\
+ .funcs = &pflip_irq_info_funcs\
+ }
+
+#define vupdate_int_entry(reg_num)\
+ [DC_IRQ_SOURCE_VUPDATE1 + reg_num] = {\
+ IRQ_REG_ENTRY(CRTC, reg_num,\
+ CRTC_INTERRUPT_CONTROL, CRTC_V_UPDATE_INT_MSK,\
+ CRTC_V_UPDATE_INT_STATUS, CRTC_V_UPDATE_INT_CLEAR),\
+ .funcs = &vblank_irq_info_funcs\
+ }
+
+#define vblank_int_entry(reg_num)\
+ [DC_IRQ_SOURCE_VBLANK1 + reg_num] = {\
+ IRQ_REG_ENTRY(LB, reg_num,\
+ LB_INTERRUPT_MASK, VBLANK_INTERRUPT_MASK,\
+ LB_VBLANK_STATUS, VBLANK_ACK),\
+ .funcs = &vblank_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_dce120[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_int_entry(5),
+ 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),
+ hpd_rx_int_entry(5),
+ 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),
+ pflip_int_entry(4),
+ pflip_int_entry(5),
+ [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_int_entry(0),
+ vupdate_int_entry(1),
+ vupdate_int_entry(2),
+ vupdate_int_entry(3),
+ vupdate_int_entry(4),
+ vupdate_int_entry(5),
+ vblank_int_entry(0),
+ vblank_int_entry(1),
+ vblank_int_entry(2),
+ vblank_int_entry(3),
+ vblank_int_entry(4),
+ vblank_int_entry(5),
+};
+
+static const struct irq_service_funcs irq_service_funcs_dce120 = {
+ .to_dal_irq_source = to_dal_irq_source_dce110
+};
+
+static bool construct(
+ struct irq_service *irq_service,
+ struct irq_service_init_data *init_data)
+{
+ if (!dal_irq_service_construct(irq_service, init_data))
+ return false;
+
+ irq_service->info = irq_source_info_dce120;
+ irq_service->funcs = &irq_service_funcs_dce120;
+
+ return true;
+}
+
+struct irq_service *dal_irq_service_dce120_create(
+ struct irq_service_init_data *init_data)
+{
+ struct irq_service *irq_service = dm_alloc(sizeof(*irq_service));
+
+ if (!irq_service)
+ return NULL;
+
+ if (construct(irq_service, init_data))
+ return irq_service;
+
+ dm_free(irq_service);
+ return NULL;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.h b/drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.h
new file mode 100644
index 0000000..420c96e
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/irq/dce120/irq_service_dce120.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2012-15 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 __DAL_IRQ_SERVICE_DCE120_H__
+#define __DAL_IRQ_SERVICE_DCE120_H__
+
+#include "../irq_service.h"
+
+struct irq_service *dal_irq_service_dce120_create(
+ struct irq_service_init_data *init_data);
+
+#endif
--
2.5.5
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