--- /dev/null
+/*
+ * 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
--- /dev/null
+/*
+ * 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);
+}
+
projects / platform / kernel / linux-starfive.git / commitdiff