drm/amd/pm: optimize the power related source code layout

The target is to provide a clear entry point(for power routines).
Also this can help to maintain a clear view about the frameworks
used on different ASICs. Hopefully all these can make power part
more friendly to play with.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 0 insertions, 288 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c b/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
deleted file mode 100644
index 660f403d5770..000000000000
--- a/drivers/gpu/drm/amd/powerplay/smu_v12_0.c
+++ /dev/null
@@ -1,288 +0,0 @@
-/*
- * Copyright 2019 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.
- */
-
-#define SWSMU_CODE_LAYER_L3
-
-#include <linux/firmware.h>
-#include "amdgpu.h"
-#include "amdgpu_smu.h"
-#include "atomfirmware.h"
-#include "amdgpu_atomfirmware.h"
-#include "smu_v12_0.h"
-#include "soc15_common.h"
-#include "atom.h"
-#include "smu_cmn.h"
-
-#include "asic_reg/mp/mp_12_0_0_offset.h"
-#include "asic_reg/mp/mp_12_0_0_sh_mask.h"
-#include "asic_reg/smuio/smuio_12_0_0_offset.h"
-#include "asic_reg/smuio/smuio_12_0_0_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
-
-// because some SMU12 based ASICs use older ip offset tables
-// we should undefine this register from the smuio12 header
-// to prevent confusion down the road
-#undef mmPWR_MISC_CNTL_STATUS
-
-#define smnMP1_FIRMWARE_FLAGS                                0x3010024
-
-int smu_v12_0_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_v12_0_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;
-
-	/*
-	 * 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_v12_0_powergate_sdma(struct smu_context *smu, bool gate)
-{
-	if (!smu->is_apu)
-		return 0;
-
-	if (gate)
-		return smu_cmn_send_smc_msg(smu, SMU_MSG_PowerDownSdma, NULL);
-	else
-		return smu_cmn_send_smc_msg(smu, SMU_MSG_PowerUpSdma, NULL);
-}
-
-int smu_v12_0_set_gfx_cgpg(struct smu_context *smu, bool enable)
-{
-	if (!(smu->adev->pg_flags & AMD_PG_SUPPORT_GFX_PG))
-		return 0;
-
-	return smu_cmn_send_smc_msg_with_param(smu,
-		SMU_MSG_SetGfxCGPG,
-		enable ? 1 : 0,
-		NULL);
-}
-
-/**
- * smu_v12_0_get_gfxoff_status - get gfxoff status
- *
- * @smu: amdgpu_device pointer
- *
- * This function will be used to get gfxoff status
- *
- * Returns 0=GFXOFF(default).
- * Returns 1=Transition out of GFX State.
- * Returns 2=Not in GFXOFF.
- * Returns 3=Transition into GFXOFF.
- */
-uint32_t smu_v12_0_get_gfxoff_status(struct smu_context *smu)
-{
-	uint32_t reg;
-	uint32_t gfxOff_Status = 0;
-	struct amdgpu_device *adev = smu->adev;
-
-	reg = RREG32_SOC15(SMUIO, 0, mmSMUIO_GFX_MISC_CNTL);
-	gfxOff_Status = (reg & SMUIO_GFX_MISC_CNTL__PWR_GFXOFF_STATUS_MASK)
-		>> SMUIO_GFX_MISC_CNTL__PWR_GFXOFF_STATUS__SHIFT;
-
-	return gfxOff_Status;
-}
-
-int smu_v12_0_gfx_off_control(struct smu_context *smu, bool enable)
-{
-	int ret = 0, timeout = 500;
-
-	if (enable) {
-		ret = smu_cmn_send_smc_msg(smu, SMU_MSG_AllowGfxOff, NULL);
-
-	} else {
-		ret = smu_cmn_send_smc_msg(smu, SMU_MSG_DisallowGfxOff, NULL);
-
-		/* confirm gfx is back to "on" state, timeout is 0.5 second */
-		while (!(smu_v12_0_get_gfxoff_status(smu) == 2)) {
-			msleep(1);
-			timeout--;
-			if (timeout == 0) {
-				DRM_ERROR("disable gfxoff timeout and failed!\n");
-				break;
-			}
-		}
-	}
-
-	return ret;
-}
-
-int smu_v12_0_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_v12_0_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);
-}
-
-int smu_v12_0_mode2_reset(struct smu_context *smu){
-	return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset, SMU_RESET_MODE_2, NULL);
-}
-
-int smu_v12_0_set_soft_freq_limited_range(struct smu_context *smu, enum smu_clk_type clk_type,
-			    uint32_t min, uint32_t max)
-{
-	int ret = 0;
-
-	if (!smu_cmn_clk_dpm_is_enabled(smu, clk_type))
-		return 0;
-
-	switch (clk_type) {
-	case SMU_GFXCLK:
-	case SMU_SCLK:
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMinGfxClk, min, NULL);
-		if (ret)
-			return ret;
-
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMaxGfxClk, max, NULL);
-		if (ret)
-			return ret;
-	break;
-	case SMU_FCLK:
-	case SMU_MCLK:
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMinFclkByFreq, min, NULL);
-		if (ret)
-			return ret;
-
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMaxFclkByFreq, max, NULL);
-		if (ret)
-			return ret;
-	break;
-	case SMU_SOCCLK:
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMinSocclkByFreq, min, NULL);
-		if (ret)
-			return ret;
-
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMaxSocclkByFreq, max, NULL);
-		if (ret)
-			return ret;
-	break;
-	case SMU_VCLK:
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetHardMinVcn, min, NULL);
-		if (ret)
-			return ret;
-
-		ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_SetSoftMaxVcn, max, NULL);
-		if (ret)
-			return ret;
-	break;
-	default:
-		return -EINVAL;
-	}
-
-	return ret;
-}
-
-int smu_v12_0_set_driver_table_location(struct smu_context *smu)
-{
-	struct smu_table *driver_table = &smu->smu_table.driver_table;
-	int ret = 0;
-
-	if (driver_table->mc_address) {
-		ret = smu_cmn_send_smc_msg_with_param(smu,
-				SMU_MSG_SetDriverDramAddrHigh,
-				upper_32_bits(driver_table->mc_address),
-				NULL);
-		if (!ret)
-			ret = smu_cmn_send_smc_msg_with_param(smu,
-				SMU_MSG_SetDriverDramAddrLow,
-				lower_32_bits(driver_table->mc_address),
-				NULL);
-	}
-
-	return ret;
-}
-
-void smu_v12_0_init_gpu_metrics_v2_0(struct gpu_metrics_v2_0 *gpu_metrics)
-{
-	memset(gpu_metrics, 0xFF, sizeof(struct gpu_metrics_v2_0));
-
-	gpu_metrics->common_header.structure_size =
-				sizeof(struct gpu_metrics_v2_0);
-	gpu_metrics->common_header.format_revision = 2;
-	gpu_metrics->common_header.content_revision = 0;
-
-	gpu_metrics->system_clock_counter = ktime_get_boottime_ns();
-}