drm/amd/pm: add smu13 ip support for moment(V3)

For supporting yellow carp, we need to add smu13 ip
support for the moment.

V2: add smu_v13_0_1.c|h dedicated for apu.
V3: cleanup code.

Signed-off-by: Aaron Liu <aaron.liu@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

4 files changed, 185 insertions, 1 deletions

diff --git a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
index 71adb9e76a95..bc55af477d1c 100644
--- a/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
+++ b/drivers/gpu/drm/amd/pm/inc/amdgpu_smu.h
@@ -1275,6 +1275,7 @@ extern const struct amd_ip_funcs smu_ip_funcs;
 extern const struct amdgpu_ip_block_version smu_v11_0_ip_block;
 extern const struct amdgpu_ip_block_version smu_v12_0_ip_block;
 extern const struct amdgpu_ip_block_version smu_v13_0_ip_block;
+extern const struct amdgpu_ip_block_version smu_v13_0_1_ip_block;
 
 bool is_support_sw_smu(struct amdgpu_device *adev);
 bool is_support_cclk_dpm(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h b/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h
new file mode 100644
index 000000000000..b2e9258dc06c
--- /dev/null
+++ b/drivers/gpu/drm/amd/pm/inc/smu_v13_0_1.h
@@ -0,0 +1,52 @@
+/*
+ * 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.
+ *
+ */
+#ifndef __SMU_V13_0_1_H__
+#define __SMU_V13_0_1_H__
+
+#include "amdgpu_smu.h"
+
+#define SMU13_0_1_DRIVER_IF_VERSION_INV 0xFFFFFFFF
+#define SMU13_0_1_DRIVER_IF_VERSION_YELLOW_CARP 0x3
+
+/* MP Apertures */
+#define MP0_Public			0x03800000
+#define MP0_SRAM			0x03900000
+#define MP1_Public			0x03b00000
+#define MP1_SRAM			0x03c00004
+
+/* address block */
+#define smnMP1_FIRMWARE_FLAGS		0x3010024
+
+
+#if defined(SWSMU_CODE_LAYER_L2) || defined(SWSMU_CODE_LAYER_L3)
+
+int smu_v13_0_1_check_fw_status(struct smu_context *smu);
+
+int smu_v13_0_1_check_fw_version(struct smu_context *smu);
+
+int smu_v13_0_1_fini_smc_tables(struct smu_context *smu);
+
+int smu_v13_0_1_set_default_dpm_tables(struct smu_context *smu);
+
+#endif
+#endif
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/Makefile b/drivers/gpu/drm/amd/pm/swsmu/smu13/Makefile
index 652b4e554378..0fb3ddc251e4 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/Makefile
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/Makefile
@@ -23,7 +23,7 @@
 # Makefile for the 'smu manager' sub-component of powerplay.
 # It provides the smu management services for the driver.
 
-SMU13_MGR = smu_v13_0.o aldebaran_ppt.o
+SMU13_MGR = smu_v13_0.o aldebaran_ppt.o smu_v13_0_1.o
 
 AMD_SWSMU_SMU13MGR = $(addprefix $(AMD_SWSMU_PATH)/smu13/,$(SMU13_MGR))
 
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c
new file mode 100644
index 000000000000..6ad2fcb2af2f
--- /dev/null
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_1.c
@@ -0,0 +1,131 @@
+/*
+ * 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.
+ */
+
+//#include <linux/reboot.h>
+
+#define SWSMU_CODE_LAYER_L3
+
+#include "amdgpu.h"
+#include "amdgpu_smu.h"
+#include "smu_v13_0_1.h"
+#include "soc15_common.h"
+#include "smu_cmn.h"
+
+#include "asic_reg/mp/mp_13_0_1_offset.h"
+#include "asic_reg/mp/mp_13_0_1_sh_mask.h"
+
+/*
+ * DO NOT use these for err/warn/info/debug messages.
+ * Use dev_err, dev_warn, dev_info and dev_dbg instead.
+ * They are more MGPU friendly.
+ */
+#undef pr_err
+#undef pr_warn
+#undef pr_info
+#undef pr_debug
+
+int smu_v13_0_1_check_fw_status(struct smu_context *smu)
+{
+	struct amdgpu_device *adev = smu->adev;
+	uint32_t mp1_fw_flags;
+
+	mp1_fw_flags = RREG32_PCIE(MP1_Public |
+				   (smnMP1_FIRMWARE_FLAGS & 0xffffffff));
+
+	if ((mp1_fw_flags & MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED_MASK) >>
+	    MP1_FIRMWARE_FLAGS__INTERRUPTS_ENABLED__SHIFT)
+		return 0;
+
+	return -EIO;
+}
+
+int smu_v13_0_1_check_fw_version(struct smu_context *smu)
+{
+	uint32_t if_version = 0xff, smu_version = 0xff;
+	uint16_t smu_major;
+	uint8_t smu_minor, smu_debug;
+	int ret = 0;
+
+	ret = smu_cmn_get_smc_version(smu, &if_version, &smu_version);
+	if (ret)
+		return ret;
+
+	smu_major = (smu_version >> 16) & 0xffff;
+	smu_minor = (smu_version >> 8) & 0xff;
+	smu_debug = (smu_version >> 0) & 0xff;
+
+	switch (smu->adev->asic_type) {
+	case CHIP_YELLOW_CARP:
+		smu->smc_driver_if_version = SMU13_0_1_DRIVER_IF_VERSION_YELLOW_CARP;
+		break;
+
+	default:
+		dev_err(smu->adev->dev, "smu unsupported asic type:%d.\n", smu->adev->asic_type);
+		smu->smc_driver_if_version = SMU13_0_1_DRIVER_IF_VERSION_INV;
+		break;
+	}
+
+	dev_info(smu->adev->dev, "smu fw reported version = 0x%08x (%d.%d.%d)\n",
+			 smu_version, smu_major, smu_minor, smu_debug);
+
+	/*
+	 * 1. if_version mismatch is not critical as our fw is designed
+	 * to be backward compatible.
+	 * 2. New fw usually brings some optimizations. But that's visible
+	 * only on the paired driver.
+	 * Considering above, we just leave user a warning message instead
+	 * of halt driver loading.
+	 */
+	if (if_version != smu->smc_driver_if_version) {
+		dev_info(smu->adev->dev, "smu driver if version = 0x%08x, smu fw if version = 0x%08x, "
+			 "smu fw version = 0x%08x (%d.%d.%d)\n",
+			 smu->smc_driver_if_version, if_version,
+			 smu_version, smu_major, smu_minor, smu_debug);
+		dev_warn(smu->adev->dev, "SMU driver if version not matched\n");
+	}
+
+	return ret;
+}
+
+int smu_v13_0_1_fini_smc_tables(struct smu_context *smu)
+{
+	struct smu_table_context *smu_table = &smu->smu_table;
+
+	kfree(smu_table->clocks_table);
+	smu_table->clocks_table = NULL;
+
+	kfree(smu_table->metrics_table);
+	smu_table->metrics_table = NULL;
+
+	kfree(smu_table->watermarks_table);
+	smu_table->watermarks_table = NULL;
+
+	return 0;
+}
+
+int smu_v13_0_1_set_default_dpm_tables(struct smu_context *smu)
+{
+	struct smu_table_context *smu_table = &smu->smu_table;
+
+	return smu_cmn_update_table(smu, SMU_TABLE_DPMCLOCKS, 0, smu_table->clocks_table, false);
+}
+