[PATCH 112/117] drm/amdgpu/display: Add gpio support for DCN
Alex Deucher
alexdeucher at gmail.com
Wed May 10 18:47:43 UTC 2017
From: Harry Wentland <harry.wentland at amd.com>
GPIOs are used for i2c and other things.
Signed-off-by: Harry Wentland <harry.wentland at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
.../amd/display/dc/gpio/dcn10/hw_factory_dcn10.c | 192 ++++++++++
.../amd/display/dc/gpio/dcn10/hw_factory_dcn10.h | 32 ++
.../amd/display/dc/gpio/dcn10/hw_translate_dcn10.c | 408 +++++++++++++++++++++
.../amd/display/dc/gpio/dcn10/hw_translate_dcn10.h | 34 ++
4 files changed, 666 insertions(+)
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.c
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.h
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.c
create mode 100644 drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.h
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.c b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.c
new file mode 100644
index 0000000..409763c
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.c
@@ -0,0 +1,192 @@
+/*
+ * Copyright 2013-15 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/gpio_types.h"
+#include "../hw_factory.h"
+
+
+#include "../hw_gpio.h"
+#include "../hw_ddc.h"
+#include "../hw_hpd.h"
+
+#include "hw_factory_dcn10.h"
+
+#include "raven1/DCN/dcn_1_0_offset.h"
+#include "raven1/DCN/dcn_1_0_sh_mask.h"
+#include "vega10/soc15ip.h"
+
+#define block HPD
+#define reg_num 0
+
+/* set field name */
+#define SF_HPD(reg_name, field_name, post_fix)\
+ .field_name = HPD0_ ## reg_name ## __ ## field_name ## post_fix
+
+#define BASE_INNER(seg) \
+ DCE_BASE__INST0_SEG ## seg
+
+/* compile time expand base address. */
+#define BASE(seg) \
+ BASE_INNER(seg)
+
+#define REG(reg_name)\
+ BASE(mm ## reg_name ## _BASE_IDX) + mm ## reg_name
+
+#define REGI(reg_name, block, id)\
+ BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
+ mm ## block ## id ## _ ## reg_name
+
+#include "reg_helper.h"
+#include "../hpd_regs.h"
+
+#define hpd_regs(id) \
+{\
+ HPD_REG_LIST(id)\
+}
+
+static const struct hpd_registers hpd_regs[] = {
+ hpd_regs(0),
+ hpd_regs(1),
+ hpd_regs(2),
+ hpd_regs(3),
+ hpd_regs(4),
+ hpd_regs(5)
+};
+
+static const struct hpd_sh_mask hpd_shift = {
+ HPD_MASK_SH_LIST(__SHIFT)
+};
+
+static const struct hpd_sh_mask hpd_mask = {
+ HPD_MASK_SH_LIST(_MASK)
+};
+
+#include "../ddc_regs.h"
+
+ /* set field name */
+#define SF_DDC(reg_name, field_name, post_fix)\
+ .field_name = reg_name ## __ ## field_name ## post_fix
+
+static const struct ddc_registers ddc_data_regs[] = {
+ ddc_data_regs(1),
+ ddc_data_regs(2),
+ ddc_data_regs(3),
+ ddc_data_regs(4),
+ ddc_data_regs(5),
+ ddc_data_regs(6),
+ ddc_vga_data_regs,
+ ddc_i2c_data_regs
+};
+
+static const struct ddc_registers ddc_clk_regs[] = {
+ ddc_clk_regs(1),
+ ddc_clk_regs(2),
+ ddc_clk_regs(3),
+ ddc_clk_regs(4),
+ ddc_clk_regs(5),
+ ddc_clk_regs(6),
+ ddc_vga_clk_regs,
+ ddc_i2c_clk_regs
+};
+
+static const struct ddc_sh_mask ddc_shift = {
+ DDC_MASK_SH_LIST(__SHIFT)
+};
+
+static const struct ddc_sh_mask ddc_mask = {
+ DDC_MASK_SH_LIST(_MASK)
+};
+
+static void define_ddc_registers(
+ struct hw_gpio_pin *pin,
+ uint32_t en)
+{
+ struct hw_ddc *ddc = HW_DDC_FROM_BASE(pin);
+
+ switch (pin->id) {
+ case GPIO_ID_DDC_DATA:
+ ddc->regs = &ddc_data_regs[en];
+ ddc->base.regs = &ddc_data_regs[en].gpio;
+ break;
+ case GPIO_ID_DDC_CLOCK:
+ ddc->regs = &ddc_clk_regs[en];
+ ddc->base.regs = &ddc_clk_regs[en].gpio;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ return;
+ }
+
+ ddc->shifts = &ddc_shift;
+ ddc->masks = &ddc_mask;
+
+}
+
+static void define_hpd_registers(struct hw_gpio_pin *pin, uint32_t en)
+{
+ struct hw_hpd *hpd = HW_HPD_FROM_BASE(pin);
+
+ hpd->regs = &hpd_regs[en];
+ hpd->shifts = &hpd_shift;
+ hpd->masks = &hpd_mask;
+ hpd->base.regs = &hpd_regs[en].gpio;
+}
+
+
+/* fucntion table */
+static const struct hw_factory_funcs funcs = {
+ .create_ddc_data = dal_hw_ddc_create,
+ .create_ddc_clock = dal_hw_ddc_create,
+ .create_generic = NULL,
+ .create_hpd = dal_hw_hpd_create,
+ .create_sync = NULL,
+ .create_gsl = NULL,
+ .define_hpd_registers = define_hpd_registers,
+ .define_ddc_registers = define_ddc_registers
+};
+/*
+ * dal_hw_factory_dcn10_init
+ *
+ * @brief
+ * Initialize HW factory function pointers and pin info
+ *
+ * @param
+ * struct hw_factory *factory - [out] struct of function pointers
+ */
+void dal_hw_factory_dcn10_init(struct hw_factory *factory)
+{
+ /*TODO check ASIC CAPs*/
+ factory->number_of_pins[GPIO_ID_DDC_DATA] = 8;
+ factory->number_of_pins[GPIO_ID_DDC_CLOCK] = 8;
+ factory->number_of_pins[GPIO_ID_GENERIC] = 7;
+ factory->number_of_pins[GPIO_ID_HPD] = 6;
+ factory->number_of_pins[GPIO_ID_GPIO_PAD] = 31;
+ factory->number_of_pins[GPIO_ID_VIP_PAD] = 0;
+ factory->number_of_pins[GPIO_ID_SYNC] = 2;
+ factory->number_of_pins[GPIO_ID_GSL] = 4;
+
+ factory->funcs = &funcs;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.h b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.h
new file mode 100644
index 0000000..2cc7a58
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_factory_dcn10.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright 2013-15 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_HW_FACTORY_DCN10_H__
+#define __DAL_HW_FACTORY_DCN10_H__
+
+/* Initialize HW factory function pointers and pin info */
+void dal_hw_factory_dcn10_init(struct hw_factory *factory);
+
+#endif /* __DAL_HW_FACTORY_DCN10_H__ */
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.c b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.c
new file mode 100644
index 0000000..64a6915
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.c
@@ -0,0 +1,408 @@
+/*
+ * Copyright 2013-15 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
+ *
+ */
+
+/*
+ * Pre-requisites: headers required by header of this unit
+ */
+
+#include "hw_translate_dcn10.h"
+
+#include "dm_services.h"
+#include "include/gpio_types.h"
+#include "../hw_translate.h"
+
+#include "raven1/DCN/dcn_1_0_offset.h"
+#include "raven1/DCN/dcn_1_0_sh_mask.h"
+#include "vega10/soc15ip.h"
+
+/* begin *********************
+ * macros to expend register list macro defined in HW object header file */
+
+#define BASE_INNER(seg) \
+ DCE_BASE__INST0_SEG ## seg
+
+/* compile time expand base address. */
+#define BASE(seg) \
+ BASE_INNER(seg)
+
+#define REG(reg_name)\
+ BASE(mm ## reg_name ## _BASE_IDX) + mm ## reg_name
+
+#define REGI(reg_name, block, id)\
+ BASE(mm ## block ## id ## _ ## reg_name ## _BASE_IDX) + \
+ mm ## block ## id ## _ ## reg_name
+
+/* macros to expend register list macro defined in HW object header file
+ * end *********************/
+
+static bool offset_to_id(
+ uint32_t offset,
+ uint32_t mask,
+ enum gpio_id *id,
+ uint32_t *en)
+{
+ switch (offset) {
+ /* GENERIC */
+ case REG(DC_GPIO_GENERIC_A):
+ *id = GPIO_ID_GENERIC;
+ switch (mask) {
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK:
+ *en = GPIO_GENERIC_A;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK:
+ *en = GPIO_GENERIC_B;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK:
+ *en = GPIO_GENERIC_C;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK:
+ *en = GPIO_GENERIC_D;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK:
+ *en = GPIO_GENERIC_E;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK:
+ *en = GPIO_GENERIC_F;
+ return true;
+ case DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK:
+ *en = GPIO_GENERIC_G;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+ break;
+ /* HPD */
+ case REG(DC_GPIO_HPD_A):
+ *id = GPIO_ID_HPD;
+ switch (mask) {
+ case DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK:
+ *en = GPIO_HPD_1;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK:
+ *en = GPIO_HPD_2;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK:
+ *en = GPIO_HPD_3;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK:
+ *en = GPIO_HPD_4;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK:
+ *en = GPIO_HPD_5;
+ return true;
+ case DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK:
+ *en = GPIO_HPD_6;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+ break;
+ /* SYNCA */
+ case REG(DC_GPIO_SYNCA_A):
+ *id = GPIO_ID_SYNC;
+ switch (mask) {
+ case DC_GPIO_SYNCA_A__DC_GPIO_HSYNCA_A_MASK:
+ *en = GPIO_SYNC_HSYNC_A;
+ return true;
+ case DC_GPIO_SYNCA_A__DC_GPIO_VSYNCA_A_MASK:
+ *en = GPIO_SYNC_VSYNC_A;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+ break;
+ /* REG(DC_GPIO_GENLK_MASK */
+ case REG(DC_GPIO_GENLK_A):
+ *id = GPIO_ID_GSL;
+ switch (mask) {
+ case DC_GPIO_GENLK_A__DC_GPIO_GENLK_CLK_A_MASK:
+ *en = GPIO_GSL_GENLOCK_CLOCK;
+ return true;
+ case DC_GPIO_GENLK_A__DC_GPIO_GENLK_VSYNC_A_MASK:
+ *en = GPIO_GSL_GENLOCK_VSYNC;
+ return true;
+ case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_A_A_MASK:
+ *en = GPIO_GSL_SWAPLOCK_A;
+ return true;
+ case DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_B_A_MASK:
+ *en = GPIO_GSL_SWAPLOCK_B;
+ return true;
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+ break;
+ /* DDC */
+ /* we don't care about the GPIO_ID for DDC
+ * in DdcHandle it will use GPIO_ID_DDC_DATA/GPIO_ID_DDC_CLOCK
+ * directly in the create method */
+ case REG(DC_GPIO_DDC1_A):
+ *en = GPIO_DDC_LINE_DDC1;
+ return true;
+ case REG(DC_GPIO_DDC2_A):
+ *en = GPIO_DDC_LINE_DDC2;
+ return true;
+ case REG(DC_GPIO_DDC3_A):
+ *en = GPIO_DDC_LINE_DDC3;
+ return true;
+ case REG(DC_GPIO_DDC4_A):
+ *en = GPIO_DDC_LINE_DDC4;
+ return true;
+ case REG(DC_GPIO_DDC5_A):
+ *en = GPIO_DDC_LINE_DDC5;
+ return true;
+ case REG(DC_GPIO_DDC6_A):
+ *en = GPIO_DDC_LINE_DDC6;
+ return true;
+ case REG(DC_GPIO_DDCVGA_A):
+ *en = GPIO_DDC_LINE_DDC_VGA;
+ return true;
+ /* GPIO_I2CPAD */
+ case REG(DC_GPIO_I2CPAD_A):
+ *en = GPIO_DDC_LINE_I2C_PAD;
+ return true;
+ /* Not implemented */
+ case REG(DC_GPIO_PWRSEQ_A):
+ case REG(DC_GPIO_PAD_STRENGTH_1):
+ case REG(DC_GPIO_PAD_STRENGTH_2):
+ case REG(DC_GPIO_DEBUG):
+ return false;
+ /* UNEXPECTED */
+ default:
+ ASSERT_CRITICAL(false);
+ return false;
+ }
+}
+
+static bool id_to_offset(
+ enum gpio_id id,
+ uint32_t en,
+ struct gpio_pin_info *info)
+{
+ bool result = true;
+
+ switch (id) {
+ case GPIO_ID_DDC_DATA:
+ info->mask = DC_GPIO_DDC6_A__DC_GPIO_DDC6DATA_A_MASK;
+ switch (en) {
+ case GPIO_DDC_LINE_DDC1:
+ info->offset = REG(DC_GPIO_DDC1_A);
+ break;
+ case GPIO_DDC_LINE_DDC2:
+ info->offset = REG(DC_GPIO_DDC2_A);
+ break;
+ case GPIO_DDC_LINE_DDC3:
+ info->offset = REG(DC_GPIO_DDC3_A);
+ break;
+ case GPIO_DDC_LINE_DDC4:
+ info->offset = REG(DC_GPIO_DDC4_A);
+ break;
+ case GPIO_DDC_LINE_DDC5:
+ info->offset = REG(DC_GPIO_DDC5_A);
+ break;
+ case GPIO_DDC_LINE_DDC6:
+ info->offset = REG(DC_GPIO_DDC6_A);
+ break;
+ case GPIO_DDC_LINE_DDC_VGA:
+ info->offset = REG(DC_GPIO_DDCVGA_A);
+ break;
+ case GPIO_DDC_LINE_I2C_PAD:
+ info->offset = REG(DC_GPIO_I2CPAD_A);
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_DDC_CLOCK:
+ info->mask = DC_GPIO_DDC6_A__DC_GPIO_DDC6CLK_A_MASK;
+ switch (en) {
+ case GPIO_DDC_LINE_DDC1:
+ info->offset = REG(DC_GPIO_DDC1_A);
+ break;
+ case GPIO_DDC_LINE_DDC2:
+ info->offset = REG(DC_GPIO_DDC2_A);
+ break;
+ case GPIO_DDC_LINE_DDC3:
+ info->offset = REG(DC_GPIO_DDC3_A);
+ break;
+ case GPIO_DDC_LINE_DDC4:
+ info->offset = REG(DC_GPIO_DDC4_A);
+ break;
+ case GPIO_DDC_LINE_DDC5:
+ info->offset = REG(DC_GPIO_DDC5_A);
+ break;
+ case GPIO_DDC_LINE_DDC6:
+ info->offset = REG(DC_GPIO_DDC6_A);
+ break;
+ case GPIO_DDC_LINE_DDC_VGA:
+ info->offset = REG(DC_GPIO_DDCVGA_A);
+ break;
+ case GPIO_DDC_LINE_I2C_PAD:
+ info->offset = REG(DC_GPIO_I2CPAD_A);
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_GENERIC:
+ info->offset = REG(DC_GPIO_GENERIC_A);
+ switch (en) {
+ case GPIO_GENERIC_A:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICA_A_MASK;
+ break;
+ case GPIO_GENERIC_B:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICB_A_MASK;
+ break;
+ case GPIO_GENERIC_C:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICC_A_MASK;
+ break;
+ case GPIO_GENERIC_D:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICD_A_MASK;
+ break;
+ case GPIO_GENERIC_E:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICE_A_MASK;
+ break;
+ case GPIO_GENERIC_F:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICF_A_MASK;
+ break;
+ case GPIO_GENERIC_G:
+ info->mask = DC_GPIO_GENERIC_A__DC_GPIO_GENERICG_A_MASK;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_HPD:
+ info->offset = REG(DC_GPIO_HPD_A);
+ switch (en) {
+ case GPIO_HPD_1:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD1_A_MASK;
+ break;
+ case GPIO_HPD_2:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD2_A_MASK;
+ break;
+ case GPIO_HPD_3:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD3_A_MASK;
+ break;
+ case GPIO_HPD_4:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD4_A_MASK;
+ break;
+ case GPIO_HPD_5:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD5_A_MASK;
+ break;
+ case GPIO_HPD_6:
+ info->mask = DC_GPIO_HPD_A__DC_GPIO_HPD6_A_MASK;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_SYNC:
+ switch (en) {
+ case GPIO_SYNC_HSYNC_A:
+ info->offset = REG(DC_GPIO_SYNCA_A);
+ info->mask = DC_GPIO_SYNCA_A__DC_GPIO_HSYNCA_A_MASK;
+ break;
+ case GPIO_SYNC_VSYNC_A:
+ info->offset = REG(DC_GPIO_SYNCA_A);
+ info->mask = DC_GPIO_SYNCA_A__DC_GPIO_VSYNCA_A_MASK;
+ break;
+ case GPIO_SYNC_HSYNC_B:
+ case GPIO_SYNC_VSYNC_B:
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_GSL:
+ switch (en) {
+ case GPIO_GSL_GENLOCK_CLOCK:
+ info->offset = REG(DC_GPIO_GENLK_A);
+ info->mask = DC_GPIO_GENLK_A__DC_GPIO_GENLK_CLK_A_MASK;
+ break;
+ case GPIO_GSL_GENLOCK_VSYNC:
+ info->offset = REG(DC_GPIO_GENLK_A);
+ info->mask =
+ DC_GPIO_GENLK_A__DC_GPIO_GENLK_VSYNC_A_MASK;
+ break;
+ case GPIO_GSL_SWAPLOCK_A:
+ info->offset = REG(DC_GPIO_GENLK_A);
+ info->mask = DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_A_A_MASK;
+ break;
+ case GPIO_GSL_SWAPLOCK_B:
+ info->offset = REG(DC_GPIO_GENLK_A);
+ info->mask = DC_GPIO_GENLK_A__DC_GPIO_SWAPLOCK_B_A_MASK;
+ break;
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+ break;
+ case GPIO_ID_VIP_PAD:
+ default:
+ ASSERT_CRITICAL(false);
+ result = false;
+ }
+
+ if (result) {
+ info->offset_y = info->offset + 2;
+ info->offset_en = info->offset + 1;
+ info->offset_mask = info->offset - 1;
+
+ info->mask_y = info->mask;
+ info->mask_en = info->mask;
+ info->mask_mask = info->mask;
+ }
+
+ return result;
+}
+
+/* function table */
+static const struct hw_translate_funcs funcs = {
+ .offset_to_id = offset_to_id,
+ .id_to_offset = id_to_offset,
+};
+
+/*
+ * dal_hw_translate_dcn10_init
+ *
+ * @brief
+ * Initialize Hw translate function pointers.
+ *
+ * @param
+ * struct hw_translate *tr - [out] struct of function pointers
+ *
+ */
+void dal_hw_translate_dcn10_init(struct hw_translate *tr)
+{
+ tr->funcs = &funcs;
+}
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.h b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.h
new file mode 100644
index 0000000..9edef53
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/gpio/dcn10/hw_translate_dcn10.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2013-15 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_HW_TRANSLATE_DCN10_H__
+#define __DAL_HW_TRANSLATE_DCN10_H__
+
+struct hw_translate;
+
+/* Initialize Hw translate function pointers */
+void dal_hw_translate_dcn10_init(struct hw_translate *tr);
+
+#endif /* __DAL_HW_TRANSLATE_DCN10_H__ */
--
2.5.5
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