162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only
262306a36Sopenharmony_ci/*
362306a36Sopenharmony_ci * Copyright (C) 2020-2023 Intel Corporation
462306a36Sopenharmony_ci */
562306a36Sopenharmony_ci
662306a36Sopenharmony_ci#include "ivpu_drv.h"
762306a36Sopenharmony_ci#include "ivpu_fw.h"
862306a36Sopenharmony_ci#include "ivpu_hw_37xx_reg.h"
962306a36Sopenharmony_ci#include "ivpu_hw_reg_io.h"
1062306a36Sopenharmony_ci#include "ivpu_hw.h"
1162306a36Sopenharmony_ci#include "ivpu_ipc.h"
1262306a36Sopenharmony_ci#include "ivpu_mmu.h"
1362306a36Sopenharmony_ci#include "ivpu_pm.h"
1462306a36Sopenharmony_ci
1562306a36Sopenharmony_ci#define TILE_FUSE_ENABLE_BOTH        0x0
1662306a36Sopenharmony_ci#define TILE_SKU_BOTH_MTL            0x3630
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_ci/* Work point configuration values */
1962306a36Sopenharmony_ci#define CONFIG_1_TILE                0x01
2062306a36Sopenharmony_ci#define CONFIG_2_TILE                0x02
2162306a36Sopenharmony_ci#define PLL_RATIO_5_3                0x01
2262306a36Sopenharmony_ci#define PLL_RATIO_4_3                0x02
2362306a36Sopenharmony_ci#define WP_CONFIG(tile, ratio)       (((tile) << 8) | (ratio))
2462306a36Sopenharmony_ci#define WP_CONFIG_1_TILE_5_3_RATIO   WP_CONFIG(CONFIG_1_TILE, PLL_RATIO_5_3)
2562306a36Sopenharmony_ci#define WP_CONFIG_1_TILE_4_3_RATIO   WP_CONFIG(CONFIG_1_TILE, PLL_RATIO_4_3)
2662306a36Sopenharmony_ci#define WP_CONFIG_2_TILE_5_3_RATIO   WP_CONFIG(CONFIG_2_TILE, PLL_RATIO_5_3)
2762306a36Sopenharmony_ci#define WP_CONFIG_2_TILE_4_3_RATIO   WP_CONFIG(CONFIG_2_TILE, PLL_RATIO_4_3)
2862306a36Sopenharmony_ci#define WP_CONFIG_0_TILE_PLL_OFF     WP_CONFIG(0, 0)
2962306a36Sopenharmony_ci
3062306a36Sopenharmony_ci#define PLL_REF_CLK_FREQ	     (50 * 1000000)
3162306a36Sopenharmony_ci#define PLL_SIMULATION_FREQ	     (10 * 1000000)
3262306a36Sopenharmony_ci#define PLL_DEFAULT_EPP_VALUE	     0x80
3362306a36Sopenharmony_ci
3462306a36Sopenharmony_ci#define TIM_SAFE_ENABLE		     0xf1d0dead
3562306a36Sopenharmony_ci#define TIM_WATCHDOG_RESET_VALUE     0xffffffff
3662306a36Sopenharmony_ci
3762306a36Sopenharmony_ci#define TIMEOUT_US		     (150 * USEC_PER_MSEC)
3862306a36Sopenharmony_ci#define PWR_ISLAND_STATUS_TIMEOUT_US (5 * USEC_PER_MSEC)
3962306a36Sopenharmony_ci#define PLL_TIMEOUT_US		     (1500 * USEC_PER_MSEC)
4062306a36Sopenharmony_ci#define IDLE_TIMEOUT_US		     (500 * USEC_PER_MSEC)
4162306a36Sopenharmony_ci
4262306a36Sopenharmony_ci#define ICB_0_IRQ_MASK ((REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT)) | \
4362306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT)) | \
4462306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT)) | \
4562306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT)) | \
4662306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT)) | \
4762306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT)) | \
4862306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT)))
4962306a36Sopenharmony_ci
5062306a36Sopenharmony_ci#define ICB_1_IRQ_MASK ((REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_2_INT)) | \
5162306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_3_INT)) | \
5262306a36Sopenharmony_ci			(REG_FLD(VPU_37XX_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_4_INT)))
5362306a36Sopenharmony_ci
5462306a36Sopenharmony_ci#define ICB_0_1_IRQ_MASK ((((u64)ICB_1_IRQ_MASK) << 32) | ICB_0_IRQ_MASK)
5562306a36Sopenharmony_ci
5662306a36Sopenharmony_ci#define BUTTRESS_IRQ_MASK ((REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, ATS_ERR)) | \
5762306a36Sopenharmony_ci			   (REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, UFI_ERR)))
5862306a36Sopenharmony_ci
5962306a36Sopenharmony_ci#define BUTTRESS_ALL_IRQ_MASK (BUTTRESS_IRQ_MASK | \
6062306a36Sopenharmony_ci			       (REG_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE)))
6162306a36Sopenharmony_ci
6262306a36Sopenharmony_ci#define BUTTRESS_IRQ_ENABLE_MASK ((u32)~BUTTRESS_IRQ_MASK)
6362306a36Sopenharmony_ci#define BUTTRESS_IRQ_DISABLE_MASK ((u32)-1)
6462306a36Sopenharmony_ci
6562306a36Sopenharmony_ci#define ITF_FIREWALL_VIOLATION_MASK ((REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, CSS_ROM_CMX)) | \
6662306a36Sopenharmony_ci				     (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, CSS_DBG)) | \
6762306a36Sopenharmony_ci				     (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, CSS_CTRL)) | \
6862306a36Sopenharmony_ci				     (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, DEC400)) | \
6962306a36Sopenharmony_ci				     (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, MSS_NCE)) | \
7062306a36Sopenharmony_ci				     (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI)) | \
7162306a36Sopenharmony_ci				     (REG_FLD(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI_CMX)))
7262306a36Sopenharmony_ci
7362306a36Sopenharmony_cistatic char *ivpu_platform_to_str(u32 platform)
7462306a36Sopenharmony_ci{
7562306a36Sopenharmony_ci	switch (platform) {
7662306a36Sopenharmony_ci	case IVPU_PLATFORM_SILICON:
7762306a36Sopenharmony_ci		return "IVPU_PLATFORM_SILICON";
7862306a36Sopenharmony_ci	case IVPU_PLATFORM_SIMICS:
7962306a36Sopenharmony_ci		return "IVPU_PLATFORM_SIMICS";
8062306a36Sopenharmony_ci	case IVPU_PLATFORM_FPGA:
8162306a36Sopenharmony_ci		return "IVPU_PLATFORM_FPGA";
8262306a36Sopenharmony_ci	default:
8362306a36Sopenharmony_ci		return "Invalid platform";
8462306a36Sopenharmony_ci	}
8562306a36Sopenharmony_ci}
8662306a36Sopenharmony_ci
8762306a36Sopenharmony_cistatic void ivpu_hw_read_platform(struct ivpu_device *vdev)
8862306a36Sopenharmony_ci{
8962306a36Sopenharmony_ci	u32 gen_ctrl = REGV_RD32(VPU_37XX_HOST_SS_GEN_CTRL);
9062306a36Sopenharmony_ci	u32 platform = REG_GET_FLD(VPU_37XX_HOST_SS_GEN_CTRL, PS, gen_ctrl);
9162306a36Sopenharmony_ci
9262306a36Sopenharmony_ci	if  (platform == IVPU_PLATFORM_SIMICS || platform == IVPU_PLATFORM_FPGA)
9362306a36Sopenharmony_ci		vdev->platform = platform;
9462306a36Sopenharmony_ci	else
9562306a36Sopenharmony_ci		vdev->platform = IVPU_PLATFORM_SILICON;
9662306a36Sopenharmony_ci
9762306a36Sopenharmony_ci	ivpu_dbg(vdev, MISC, "Platform type: %s (%d)\n",
9862306a36Sopenharmony_ci		 ivpu_platform_to_str(vdev->platform), vdev->platform);
9962306a36Sopenharmony_ci}
10062306a36Sopenharmony_ci
10162306a36Sopenharmony_cistatic void ivpu_hw_wa_init(struct ivpu_device *vdev)
10262306a36Sopenharmony_ci{
10362306a36Sopenharmony_ci	vdev->wa.punit_disabled = ivpu_is_fpga(vdev);
10462306a36Sopenharmony_ci	vdev->wa.clear_runtime_mem = false;
10562306a36Sopenharmony_ci	vdev->wa.d3hot_after_power_off = true;
10662306a36Sopenharmony_ci
10762306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, BUTTRESS_ALL_IRQ_MASK);
10862306a36Sopenharmony_ci	if (REGB_RD32(VPU_37XX_BUTTRESS_INTERRUPT_STAT) == BUTTRESS_ALL_IRQ_MASK) {
10962306a36Sopenharmony_ci		/* Writing 1s does not clear the interrupt status register */
11062306a36Sopenharmony_ci		vdev->wa.interrupt_clear_with_0 = true;
11162306a36Sopenharmony_ci		REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, 0x0);
11262306a36Sopenharmony_ci	}
11362306a36Sopenharmony_ci
11462306a36Sopenharmony_ci	IVPU_PRINT_WA(punit_disabled);
11562306a36Sopenharmony_ci	IVPU_PRINT_WA(clear_runtime_mem);
11662306a36Sopenharmony_ci	IVPU_PRINT_WA(d3hot_after_power_off);
11762306a36Sopenharmony_ci	IVPU_PRINT_WA(interrupt_clear_with_0);
11862306a36Sopenharmony_ci}
11962306a36Sopenharmony_ci
12062306a36Sopenharmony_cistatic void ivpu_hw_timeouts_init(struct ivpu_device *vdev)
12162306a36Sopenharmony_ci{
12262306a36Sopenharmony_ci	if (ivpu_is_simics(vdev) || ivpu_is_fpga(vdev)) {
12362306a36Sopenharmony_ci		vdev->timeout.boot = 100000;
12462306a36Sopenharmony_ci		vdev->timeout.jsm = 50000;
12562306a36Sopenharmony_ci		vdev->timeout.tdr = 2000000;
12662306a36Sopenharmony_ci		vdev->timeout.reschedule_suspend = 1000;
12762306a36Sopenharmony_ci	} else {
12862306a36Sopenharmony_ci		vdev->timeout.boot = 1000;
12962306a36Sopenharmony_ci		vdev->timeout.jsm = 500;
13062306a36Sopenharmony_ci		vdev->timeout.tdr = 2000;
13162306a36Sopenharmony_ci		vdev->timeout.reschedule_suspend = 10;
13262306a36Sopenharmony_ci	}
13362306a36Sopenharmony_ci}
13462306a36Sopenharmony_ci
13562306a36Sopenharmony_cistatic int ivpu_pll_wait_for_cmd_send(struct ivpu_device *vdev)
13662306a36Sopenharmony_ci{
13762306a36Sopenharmony_ci	return REGB_POLL_FLD(VPU_37XX_BUTTRESS_WP_REQ_CMD, SEND, 0, PLL_TIMEOUT_US);
13862306a36Sopenharmony_ci}
13962306a36Sopenharmony_ci
14062306a36Sopenharmony_ci/* Send KMD initiated workpoint change */
14162306a36Sopenharmony_cistatic int ivpu_pll_cmd_send(struct ivpu_device *vdev, u16 min_ratio, u16 max_ratio,
14262306a36Sopenharmony_ci			     u16 target_ratio, u16 config)
14362306a36Sopenharmony_ci{
14462306a36Sopenharmony_ci	int ret;
14562306a36Sopenharmony_ci	u32 val;
14662306a36Sopenharmony_ci
14762306a36Sopenharmony_ci	ret = ivpu_pll_wait_for_cmd_send(vdev);
14862306a36Sopenharmony_ci	if (ret) {
14962306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to sync before WP request: %d\n", ret);
15062306a36Sopenharmony_ci		return ret;
15162306a36Sopenharmony_ci	}
15262306a36Sopenharmony_ci
15362306a36Sopenharmony_ci	val = REGB_RD32(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD0);
15462306a36Sopenharmony_ci	val = REG_SET_FLD_NUM(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD0, MIN_RATIO, min_ratio, val);
15562306a36Sopenharmony_ci	val = REG_SET_FLD_NUM(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD0, MAX_RATIO, max_ratio, val);
15662306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD0, val);
15762306a36Sopenharmony_ci
15862306a36Sopenharmony_ci	val = REGB_RD32(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD1);
15962306a36Sopenharmony_ci	val = REG_SET_FLD_NUM(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD1, TARGET_RATIO, target_ratio, val);
16062306a36Sopenharmony_ci	val = REG_SET_FLD_NUM(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD1, EPP, PLL_DEFAULT_EPP_VALUE, val);
16162306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD1, val);
16262306a36Sopenharmony_ci
16362306a36Sopenharmony_ci	val = REGB_RD32(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD2);
16462306a36Sopenharmony_ci	val = REG_SET_FLD_NUM(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD2, CONFIG, config, val);
16562306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_WP_REQ_PAYLOAD2, val);
16662306a36Sopenharmony_ci
16762306a36Sopenharmony_ci	val = REGB_RD32(VPU_37XX_BUTTRESS_WP_REQ_CMD);
16862306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_BUTTRESS_WP_REQ_CMD, SEND, val);
16962306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_WP_REQ_CMD, val);
17062306a36Sopenharmony_ci
17162306a36Sopenharmony_ci	ret = ivpu_pll_wait_for_cmd_send(vdev);
17262306a36Sopenharmony_ci	if (ret)
17362306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to sync after WP request: %d\n", ret);
17462306a36Sopenharmony_ci
17562306a36Sopenharmony_ci	return ret;
17662306a36Sopenharmony_ci}
17762306a36Sopenharmony_ci
17862306a36Sopenharmony_cistatic int ivpu_pll_wait_for_lock(struct ivpu_device *vdev, bool enable)
17962306a36Sopenharmony_ci{
18062306a36Sopenharmony_ci	u32 exp_val = enable ? 0x1 : 0x0;
18162306a36Sopenharmony_ci
18262306a36Sopenharmony_ci	if (IVPU_WA(punit_disabled))
18362306a36Sopenharmony_ci		return 0;
18462306a36Sopenharmony_ci
18562306a36Sopenharmony_ci	return REGB_POLL_FLD(VPU_37XX_BUTTRESS_PLL_STATUS, LOCK, exp_val, PLL_TIMEOUT_US);
18662306a36Sopenharmony_ci}
18762306a36Sopenharmony_ci
18862306a36Sopenharmony_cistatic int ivpu_pll_wait_for_status_ready(struct ivpu_device *vdev)
18962306a36Sopenharmony_ci{
19062306a36Sopenharmony_ci	if (IVPU_WA(punit_disabled))
19162306a36Sopenharmony_ci		return 0;
19262306a36Sopenharmony_ci
19362306a36Sopenharmony_ci	return REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_STATUS, READY, 1, PLL_TIMEOUT_US);
19462306a36Sopenharmony_ci}
19562306a36Sopenharmony_ci
19662306a36Sopenharmony_cistatic void ivpu_pll_init_frequency_ratios(struct ivpu_device *vdev)
19762306a36Sopenharmony_ci{
19862306a36Sopenharmony_ci	struct ivpu_hw_info *hw = vdev->hw;
19962306a36Sopenharmony_ci	u8 fuse_min_ratio, fuse_max_ratio, fuse_pn_ratio;
20062306a36Sopenharmony_ci	u32 fmin_fuse, fmax_fuse;
20162306a36Sopenharmony_ci
20262306a36Sopenharmony_ci	fmin_fuse = REGB_RD32(VPU_37XX_BUTTRESS_FMIN_FUSE);
20362306a36Sopenharmony_ci	fuse_min_ratio = REG_GET_FLD(VPU_37XX_BUTTRESS_FMIN_FUSE, MIN_RATIO, fmin_fuse);
20462306a36Sopenharmony_ci	fuse_pn_ratio = REG_GET_FLD(VPU_37XX_BUTTRESS_FMIN_FUSE, PN_RATIO, fmin_fuse);
20562306a36Sopenharmony_ci
20662306a36Sopenharmony_ci	fmax_fuse = REGB_RD32(VPU_37XX_BUTTRESS_FMAX_FUSE);
20762306a36Sopenharmony_ci	fuse_max_ratio = REG_GET_FLD(VPU_37XX_BUTTRESS_FMAX_FUSE, MAX_RATIO, fmax_fuse);
20862306a36Sopenharmony_ci
20962306a36Sopenharmony_ci	hw->pll.min_ratio = clamp_t(u8, ivpu_pll_min_ratio, fuse_min_ratio, fuse_max_ratio);
21062306a36Sopenharmony_ci	hw->pll.max_ratio = clamp_t(u8, ivpu_pll_max_ratio, hw->pll.min_ratio, fuse_max_ratio);
21162306a36Sopenharmony_ci	hw->pll.pn_ratio = clamp_t(u8, fuse_pn_ratio, hw->pll.min_ratio, hw->pll.max_ratio);
21262306a36Sopenharmony_ci}
21362306a36Sopenharmony_ci
21462306a36Sopenharmony_cistatic int ivpu_hw_37xx_wait_for_vpuip_bar(struct ivpu_device *vdev)
21562306a36Sopenharmony_ci{
21662306a36Sopenharmony_ci	return REGV_POLL_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, AON, 0, 100);
21762306a36Sopenharmony_ci}
21862306a36Sopenharmony_ci
21962306a36Sopenharmony_cistatic int ivpu_pll_drive(struct ivpu_device *vdev, bool enable)
22062306a36Sopenharmony_ci{
22162306a36Sopenharmony_ci	struct ivpu_hw_info *hw = vdev->hw;
22262306a36Sopenharmony_ci	u16 target_ratio;
22362306a36Sopenharmony_ci	u16 config;
22462306a36Sopenharmony_ci	int ret;
22562306a36Sopenharmony_ci
22662306a36Sopenharmony_ci	if (IVPU_WA(punit_disabled)) {
22762306a36Sopenharmony_ci		ivpu_dbg(vdev, PM, "Skipping PLL request on %s\n",
22862306a36Sopenharmony_ci			 ivpu_platform_to_str(vdev->platform));
22962306a36Sopenharmony_ci		return 0;
23062306a36Sopenharmony_ci	}
23162306a36Sopenharmony_ci
23262306a36Sopenharmony_ci	if (enable) {
23362306a36Sopenharmony_ci		target_ratio = hw->pll.pn_ratio;
23462306a36Sopenharmony_ci		config = hw->config;
23562306a36Sopenharmony_ci	} else {
23662306a36Sopenharmony_ci		target_ratio = 0;
23762306a36Sopenharmony_ci		config = 0;
23862306a36Sopenharmony_ci	}
23962306a36Sopenharmony_ci
24062306a36Sopenharmony_ci	ivpu_dbg(vdev, PM, "PLL workpoint request: config 0x%04x pll ratio 0x%x\n",
24162306a36Sopenharmony_ci		 config, target_ratio);
24262306a36Sopenharmony_ci
24362306a36Sopenharmony_ci	ret = ivpu_pll_cmd_send(vdev, hw->pll.min_ratio, hw->pll.max_ratio, target_ratio, config);
24462306a36Sopenharmony_ci	if (ret) {
24562306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to send PLL workpoint request: %d\n", ret);
24662306a36Sopenharmony_ci		return ret;
24762306a36Sopenharmony_ci	}
24862306a36Sopenharmony_ci
24962306a36Sopenharmony_ci	ret = ivpu_pll_wait_for_lock(vdev, enable);
25062306a36Sopenharmony_ci	if (ret) {
25162306a36Sopenharmony_ci		ivpu_err(vdev, "Timed out waiting for PLL lock\n");
25262306a36Sopenharmony_ci		return ret;
25362306a36Sopenharmony_ci	}
25462306a36Sopenharmony_ci
25562306a36Sopenharmony_ci	if (enable) {
25662306a36Sopenharmony_ci		ret = ivpu_pll_wait_for_status_ready(vdev);
25762306a36Sopenharmony_ci		if (ret) {
25862306a36Sopenharmony_ci			ivpu_err(vdev, "Timed out waiting for PLL ready status\n");
25962306a36Sopenharmony_ci			return ret;
26062306a36Sopenharmony_ci		}
26162306a36Sopenharmony_ci
26262306a36Sopenharmony_ci		ret = ivpu_hw_37xx_wait_for_vpuip_bar(vdev);
26362306a36Sopenharmony_ci		if (ret) {
26462306a36Sopenharmony_ci			ivpu_err(vdev, "Timed out waiting for VPUIP bar\n");
26562306a36Sopenharmony_ci			return ret;
26662306a36Sopenharmony_ci		}
26762306a36Sopenharmony_ci	}
26862306a36Sopenharmony_ci
26962306a36Sopenharmony_ci	return 0;
27062306a36Sopenharmony_ci}
27162306a36Sopenharmony_ci
27262306a36Sopenharmony_cistatic int ivpu_pll_enable(struct ivpu_device *vdev)
27362306a36Sopenharmony_ci{
27462306a36Sopenharmony_ci	return ivpu_pll_drive(vdev, true);
27562306a36Sopenharmony_ci}
27662306a36Sopenharmony_ci
27762306a36Sopenharmony_cistatic int ivpu_pll_disable(struct ivpu_device *vdev)
27862306a36Sopenharmony_ci{
27962306a36Sopenharmony_ci	return ivpu_pll_drive(vdev, false);
28062306a36Sopenharmony_ci}
28162306a36Sopenharmony_ci
28262306a36Sopenharmony_cistatic void ivpu_boot_host_ss_rst_clr_assert(struct ivpu_device *vdev)
28362306a36Sopenharmony_ci{
28462306a36Sopenharmony_ci	u32 val = 0;
28562306a36Sopenharmony_ci
28662306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, TOP_NOC, val);
28762306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, DSS_MAS, val);
28862306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_CLR, MSS_MAS, val);
28962306a36Sopenharmony_ci
29062306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_CPR_RST_CLR, val);
29162306a36Sopenharmony_ci}
29262306a36Sopenharmony_ci
29362306a36Sopenharmony_cistatic void ivpu_boot_host_ss_rst_drive(struct ivpu_device *vdev, bool enable)
29462306a36Sopenharmony_ci{
29562306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_CPR_RST_SET);
29662306a36Sopenharmony_ci
29762306a36Sopenharmony_ci	if (enable) {
29862306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, TOP_NOC, val);
29962306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, DSS_MAS, val);
30062306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, MSS_MAS, val);
30162306a36Sopenharmony_ci	} else {
30262306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, TOP_NOC, val);
30362306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, DSS_MAS, val);
30462306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_RST_SET, MSS_MAS, val);
30562306a36Sopenharmony_ci	}
30662306a36Sopenharmony_ci
30762306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_CPR_RST_SET, val);
30862306a36Sopenharmony_ci}
30962306a36Sopenharmony_ci
31062306a36Sopenharmony_cistatic void ivpu_boot_host_ss_clk_drive(struct ivpu_device *vdev, bool enable)
31162306a36Sopenharmony_ci{
31262306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_CPR_CLK_SET);
31362306a36Sopenharmony_ci
31462306a36Sopenharmony_ci	if (enable) {
31562306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, TOP_NOC, val);
31662306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, DSS_MAS, val);
31762306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, MSS_MAS, val);
31862306a36Sopenharmony_ci	} else {
31962306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, TOP_NOC, val);
32062306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, DSS_MAS, val);
32162306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_CPR_CLK_SET, MSS_MAS, val);
32262306a36Sopenharmony_ci	}
32362306a36Sopenharmony_ci
32462306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_CPR_CLK_SET, val);
32562306a36Sopenharmony_ci}
32662306a36Sopenharmony_ci
32762306a36Sopenharmony_cistatic int ivpu_boot_noc_qreqn_check(struct ivpu_device *vdev, u32 exp_val)
32862306a36Sopenharmony_ci{
32962306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QREQN);
33062306a36Sopenharmony_ci
33162306a36Sopenharmony_ci	if (!REG_TEST_FLD_NUM(VPU_37XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, exp_val, val))
33262306a36Sopenharmony_ci		return -EIO;
33362306a36Sopenharmony_ci
33462306a36Sopenharmony_ci	return 0;
33562306a36Sopenharmony_ci}
33662306a36Sopenharmony_ci
33762306a36Sopenharmony_cistatic int ivpu_boot_noc_qacceptn_check(struct ivpu_device *vdev, u32 exp_val)
33862306a36Sopenharmony_ci{
33962306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QACCEPTN);
34062306a36Sopenharmony_ci
34162306a36Sopenharmony_ci	if (!REG_TEST_FLD_NUM(VPU_37XX_HOST_SS_NOC_QACCEPTN, TOP_SOCMMIO, exp_val, val))
34262306a36Sopenharmony_ci		return -EIO;
34362306a36Sopenharmony_ci
34462306a36Sopenharmony_ci	return 0;
34562306a36Sopenharmony_ci}
34662306a36Sopenharmony_ci
34762306a36Sopenharmony_cistatic int ivpu_boot_noc_qdeny_check(struct ivpu_device *vdev, u32 exp_val)
34862306a36Sopenharmony_ci{
34962306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QDENY);
35062306a36Sopenharmony_ci
35162306a36Sopenharmony_ci	if (!REG_TEST_FLD_NUM(VPU_37XX_HOST_SS_NOC_QDENY, TOP_SOCMMIO, exp_val, val))
35262306a36Sopenharmony_ci		return -EIO;
35362306a36Sopenharmony_ci
35462306a36Sopenharmony_ci	return 0;
35562306a36Sopenharmony_ci}
35662306a36Sopenharmony_ci
35762306a36Sopenharmony_cistatic int ivpu_boot_top_noc_qrenqn_check(struct ivpu_device *vdev, u32 exp_val)
35862306a36Sopenharmony_ci{
35962306a36Sopenharmony_ci	u32 val = REGV_RD32(MTL_VPU_TOP_NOC_QREQN);
36062306a36Sopenharmony_ci
36162306a36Sopenharmony_ci	if (!REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QREQN, CPU_CTRL, exp_val, val) ||
36262306a36Sopenharmony_ci	    !REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QREQN, HOSTIF_L2CACHE, exp_val, val))
36362306a36Sopenharmony_ci		return -EIO;
36462306a36Sopenharmony_ci
36562306a36Sopenharmony_ci	return 0;
36662306a36Sopenharmony_ci}
36762306a36Sopenharmony_ci
36862306a36Sopenharmony_cistatic int ivpu_boot_top_noc_qacceptn_check(struct ivpu_device *vdev, u32 exp_val)
36962306a36Sopenharmony_ci{
37062306a36Sopenharmony_ci	u32 val = REGV_RD32(MTL_VPU_TOP_NOC_QACCEPTN);
37162306a36Sopenharmony_ci
37262306a36Sopenharmony_ci	if (!REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QACCEPTN, CPU_CTRL, exp_val, val) ||
37362306a36Sopenharmony_ci	    !REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QACCEPTN, HOSTIF_L2CACHE, exp_val, val))
37462306a36Sopenharmony_ci		return -EIO;
37562306a36Sopenharmony_ci
37662306a36Sopenharmony_ci	return 0;
37762306a36Sopenharmony_ci}
37862306a36Sopenharmony_ci
37962306a36Sopenharmony_cistatic int ivpu_boot_top_noc_qdeny_check(struct ivpu_device *vdev, u32 exp_val)
38062306a36Sopenharmony_ci{
38162306a36Sopenharmony_ci	u32 val = REGV_RD32(MTL_VPU_TOP_NOC_QDENY);
38262306a36Sopenharmony_ci
38362306a36Sopenharmony_ci	if (!REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QDENY, CPU_CTRL, exp_val, val) ||
38462306a36Sopenharmony_ci	    !REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QDENY, HOSTIF_L2CACHE, exp_val, val))
38562306a36Sopenharmony_ci		return -EIO;
38662306a36Sopenharmony_ci
38762306a36Sopenharmony_ci	return 0;
38862306a36Sopenharmony_ci}
38962306a36Sopenharmony_ci
39062306a36Sopenharmony_cistatic int ivpu_boot_host_ss_configure(struct ivpu_device *vdev)
39162306a36Sopenharmony_ci{
39262306a36Sopenharmony_ci	ivpu_boot_host_ss_rst_clr_assert(vdev);
39362306a36Sopenharmony_ci
39462306a36Sopenharmony_ci	return ivpu_boot_noc_qreqn_check(vdev, 0x0);
39562306a36Sopenharmony_ci}
39662306a36Sopenharmony_ci
39762306a36Sopenharmony_cistatic void ivpu_boot_vpu_idle_gen_disable(struct ivpu_device *vdev)
39862306a36Sopenharmony_ci{
39962306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_AON_VPU_IDLE_GEN, 0x0);
40062306a36Sopenharmony_ci}
40162306a36Sopenharmony_ci
40262306a36Sopenharmony_cistatic int ivpu_boot_host_ss_axi_drive(struct ivpu_device *vdev, bool enable)
40362306a36Sopenharmony_ci{
40462306a36Sopenharmony_ci	int ret;
40562306a36Sopenharmony_ci	u32 val;
40662306a36Sopenharmony_ci
40762306a36Sopenharmony_ci	val = REGV_RD32(VPU_37XX_HOST_SS_NOC_QREQN);
40862306a36Sopenharmony_ci	if (enable)
40962306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
41062306a36Sopenharmony_ci	else
41162306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
41262306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_NOC_QREQN, val);
41362306a36Sopenharmony_ci
41462306a36Sopenharmony_ci	ret = ivpu_boot_noc_qacceptn_check(vdev, enable ? 0x1 : 0x0);
41562306a36Sopenharmony_ci	if (ret) {
41662306a36Sopenharmony_ci		ivpu_err(vdev, "Failed qacceptn check: %d\n", ret);
41762306a36Sopenharmony_ci		return ret;
41862306a36Sopenharmony_ci	}
41962306a36Sopenharmony_ci
42062306a36Sopenharmony_ci	ret = ivpu_boot_noc_qdeny_check(vdev, 0x0);
42162306a36Sopenharmony_ci	if (ret)
42262306a36Sopenharmony_ci		ivpu_err(vdev, "Failed qdeny check: %d\n", ret);
42362306a36Sopenharmony_ci
42462306a36Sopenharmony_ci	return ret;
42562306a36Sopenharmony_ci}
42662306a36Sopenharmony_ci
42762306a36Sopenharmony_cistatic int ivpu_boot_host_ss_axi_enable(struct ivpu_device *vdev)
42862306a36Sopenharmony_ci{
42962306a36Sopenharmony_ci	return ivpu_boot_host_ss_axi_drive(vdev, true);
43062306a36Sopenharmony_ci}
43162306a36Sopenharmony_ci
43262306a36Sopenharmony_cistatic int ivpu_boot_host_ss_top_noc_drive(struct ivpu_device *vdev, bool enable)
43362306a36Sopenharmony_ci{
43462306a36Sopenharmony_ci	int ret;
43562306a36Sopenharmony_ci	u32 val;
43662306a36Sopenharmony_ci
43762306a36Sopenharmony_ci	val = REGV_RD32(MTL_VPU_TOP_NOC_QREQN);
43862306a36Sopenharmony_ci	if (enable) {
43962306a36Sopenharmony_ci		val = REG_SET_FLD(MTL_VPU_TOP_NOC_QREQN, CPU_CTRL, val);
44062306a36Sopenharmony_ci		val = REG_SET_FLD(MTL_VPU_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
44162306a36Sopenharmony_ci	} else {
44262306a36Sopenharmony_ci		val = REG_CLR_FLD(MTL_VPU_TOP_NOC_QREQN, CPU_CTRL, val);
44362306a36Sopenharmony_ci		val = REG_CLR_FLD(MTL_VPU_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
44462306a36Sopenharmony_ci	}
44562306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_TOP_NOC_QREQN, val);
44662306a36Sopenharmony_ci
44762306a36Sopenharmony_ci	ret = ivpu_boot_top_noc_qacceptn_check(vdev, enable ? 0x1 : 0x0);
44862306a36Sopenharmony_ci	if (ret) {
44962306a36Sopenharmony_ci		ivpu_err(vdev, "Failed qacceptn check: %d\n", ret);
45062306a36Sopenharmony_ci		return ret;
45162306a36Sopenharmony_ci	}
45262306a36Sopenharmony_ci
45362306a36Sopenharmony_ci	ret = ivpu_boot_top_noc_qdeny_check(vdev, 0x0);
45462306a36Sopenharmony_ci	if (ret)
45562306a36Sopenharmony_ci		ivpu_err(vdev, "Failed qdeny check: %d\n", ret);
45662306a36Sopenharmony_ci
45762306a36Sopenharmony_ci	return ret;
45862306a36Sopenharmony_ci}
45962306a36Sopenharmony_ci
46062306a36Sopenharmony_cistatic int ivpu_boot_host_ss_top_noc_enable(struct ivpu_device *vdev)
46162306a36Sopenharmony_ci{
46262306a36Sopenharmony_ci	return ivpu_boot_host_ss_top_noc_drive(vdev, true);
46362306a36Sopenharmony_ci}
46462306a36Sopenharmony_ci
46562306a36Sopenharmony_cistatic void ivpu_boot_pwr_island_trickle_drive(struct ivpu_device *vdev, bool enable)
46662306a36Sopenharmony_ci{
46762306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0);
46862306a36Sopenharmony_ci
46962306a36Sopenharmony_ci	if (enable)
47062306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, MSS_CPU, val);
47162306a36Sopenharmony_ci	else
47262306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, MSS_CPU, val);
47362306a36Sopenharmony_ci
47462306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, val);
47562306a36Sopenharmony_ci}
47662306a36Sopenharmony_ci
47762306a36Sopenharmony_cistatic void ivpu_boot_pwr_island_drive(struct ivpu_device *vdev, bool enable)
47862306a36Sopenharmony_ci{
47962306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0);
48062306a36Sopenharmony_ci
48162306a36Sopenharmony_ci	if (enable)
48262306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0, MSS_CPU, val);
48362306a36Sopenharmony_ci	else
48462306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0, MSS_CPU, val);
48562306a36Sopenharmony_ci
48662306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_AON_PWR_ISLAND_EN0, val);
48762306a36Sopenharmony_ci}
48862306a36Sopenharmony_ci
48962306a36Sopenharmony_cistatic int ivpu_boot_wait_for_pwr_island_status(struct ivpu_device *vdev, u32 exp_val)
49062306a36Sopenharmony_ci{
49162306a36Sopenharmony_ci	/* FPGA model (UPF) is not power aware, skipped Power Island polling */
49262306a36Sopenharmony_ci	if (ivpu_is_fpga(vdev))
49362306a36Sopenharmony_ci		return 0;
49462306a36Sopenharmony_ci
49562306a36Sopenharmony_ci	return REGV_POLL_FLD(VPU_37XX_HOST_SS_AON_PWR_ISLAND_STATUS0, MSS_CPU,
49662306a36Sopenharmony_ci			     exp_val, PWR_ISLAND_STATUS_TIMEOUT_US);
49762306a36Sopenharmony_ci}
49862306a36Sopenharmony_ci
49962306a36Sopenharmony_cistatic void ivpu_boot_pwr_island_isolation_drive(struct ivpu_device *vdev, bool enable)
50062306a36Sopenharmony_ci{
50162306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0);
50262306a36Sopenharmony_ci
50362306a36Sopenharmony_ci	if (enable)
50462306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0, MSS_CPU, val);
50562306a36Sopenharmony_ci	else
50662306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0, MSS_CPU, val);
50762306a36Sopenharmony_ci
50862306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_AON_PWR_ISO_EN0, val);
50962306a36Sopenharmony_ci}
51062306a36Sopenharmony_ci
51162306a36Sopenharmony_cistatic void ivpu_boot_dpu_active_drive(struct ivpu_device *vdev, bool enable)
51262306a36Sopenharmony_ci{
51362306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_SS_AON_DPU_ACTIVE);
51462306a36Sopenharmony_ci
51562306a36Sopenharmony_ci	if (enable)
51662306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_HOST_SS_AON_DPU_ACTIVE, DPU_ACTIVE, val);
51762306a36Sopenharmony_ci	else
51862306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_HOST_SS_AON_DPU_ACTIVE, DPU_ACTIVE, val);
51962306a36Sopenharmony_ci
52062306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_AON_DPU_ACTIVE, val);
52162306a36Sopenharmony_ci}
52262306a36Sopenharmony_ci
52362306a36Sopenharmony_cistatic int ivpu_boot_pwr_domain_enable(struct ivpu_device *vdev)
52462306a36Sopenharmony_ci{
52562306a36Sopenharmony_ci	int ret;
52662306a36Sopenharmony_ci
52762306a36Sopenharmony_ci	ivpu_boot_pwr_island_trickle_drive(vdev, true);
52862306a36Sopenharmony_ci	ivpu_boot_pwr_island_drive(vdev, true);
52962306a36Sopenharmony_ci
53062306a36Sopenharmony_ci	ret = ivpu_boot_wait_for_pwr_island_status(vdev, 0x1);
53162306a36Sopenharmony_ci	if (ret) {
53262306a36Sopenharmony_ci		ivpu_err(vdev, "Timed out waiting for power island status\n");
53362306a36Sopenharmony_ci		return ret;
53462306a36Sopenharmony_ci	}
53562306a36Sopenharmony_ci
53662306a36Sopenharmony_ci	ret = ivpu_boot_top_noc_qrenqn_check(vdev, 0x0);
53762306a36Sopenharmony_ci	if (ret) {
53862306a36Sopenharmony_ci		ivpu_err(vdev, "Failed qrenqn check %d\n", ret);
53962306a36Sopenharmony_ci		return ret;
54062306a36Sopenharmony_ci	}
54162306a36Sopenharmony_ci
54262306a36Sopenharmony_ci	ivpu_boot_host_ss_clk_drive(vdev, true);
54362306a36Sopenharmony_ci	ivpu_boot_pwr_island_isolation_drive(vdev, false);
54462306a36Sopenharmony_ci	ivpu_boot_host_ss_rst_drive(vdev, true);
54562306a36Sopenharmony_ci	ivpu_boot_dpu_active_drive(vdev, true);
54662306a36Sopenharmony_ci
54762306a36Sopenharmony_ci	return ret;
54862306a36Sopenharmony_ci}
54962306a36Sopenharmony_ci
55062306a36Sopenharmony_cistatic int ivpu_boot_pwr_domain_disable(struct ivpu_device *vdev)
55162306a36Sopenharmony_ci{
55262306a36Sopenharmony_ci	ivpu_boot_dpu_active_drive(vdev, false);
55362306a36Sopenharmony_ci	ivpu_boot_pwr_island_isolation_drive(vdev, true);
55462306a36Sopenharmony_ci	ivpu_boot_pwr_island_trickle_drive(vdev, false);
55562306a36Sopenharmony_ci	ivpu_boot_pwr_island_drive(vdev, false);
55662306a36Sopenharmony_ci
55762306a36Sopenharmony_ci	return ivpu_boot_wait_for_pwr_island_status(vdev, 0x0);
55862306a36Sopenharmony_ci}
55962306a36Sopenharmony_ci
56062306a36Sopenharmony_cistatic void ivpu_boot_no_snoop_enable(struct ivpu_device *vdev)
56162306a36Sopenharmony_ci{
56262306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES);
56362306a36Sopenharmony_ci
56462306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, NOSNOOP_OVERRIDE_EN, val);
56562306a36Sopenharmony_ci	val = REG_CLR_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AW_NOSNOOP_OVERRIDE, val);
56662306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, AR_NOSNOOP_OVERRIDE, val);
56762306a36Sopenharmony_ci
56862306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES, val);
56962306a36Sopenharmony_ci}
57062306a36Sopenharmony_ci
57162306a36Sopenharmony_cistatic void ivpu_boot_tbu_mmu_enable(struct ivpu_device *vdev)
57262306a36Sopenharmony_ci{
57362306a36Sopenharmony_ci	u32 val = REGV_RD32(VPU_37XX_HOST_IF_TBU_MMUSSIDV);
57462306a36Sopenharmony_ci
57562306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU0_AWMMUSSIDV, val);
57662306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU0_ARMMUSSIDV, val);
57762306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU2_AWMMUSSIDV, val);
57862306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_IF_TBU_MMUSSIDV, TBU2_ARMMUSSIDV, val);
57962306a36Sopenharmony_ci
58062306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_IF_TBU_MMUSSIDV, val);
58162306a36Sopenharmony_ci}
58262306a36Sopenharmony_ci
58362306a36Sopenharmony_cistatic void ivpu_boot_soc_cpu_boot(struct ivpu_device *vdev)
58462306a36Sopenharmony_ci{
58562306a36Sopenharmony_ci	u32 val;
58662306a36Sopenharmony_ci
58762306a36Sopenharmony_ci	val = REGV_RD32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC);
58862306a36Sopenharmony_ci	val = REG_SET_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RSTRUN0, val);
58962306a36Sopenharmony_ci
59062306a36Sopenharmony_ci	val = REG_CLR_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RSTVEC, val);
59162306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
59262306a36Sopenharmony_ci
59362306a36Sopenharmony_ci	val = REG_SET_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val);
59462306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
59562306a36Sopenharmony_ci
59662306a36Sopenharmony_ci	val = REG_CLR_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val);
59762306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
59862306a36Sopenharmony_ci
59962306a36Sopenharmony_ci	val = vdev->fw->entry_point >> 9;
60062306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_LOADING_ADDRESS_LO, val);
60162306a36Sopenharmony_ci
60262306a36Sopenharmony_ci	val = REG_SET_FLD(VPU_37XX_HOST_SS_LOADING_ADDRESS_LO, DONE, val);
60362306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_LOADING_ADDRESS_LO, val);
60462306a36Sopenharmony_ci
60562306a36Sopenharmony_ci	ivpu_dbg(vdev, PM, "Booting firmware, mode: %s\n",
60662306a36Sopenharmony_ci		 vdev->fw->entry_point == vdev->fw->cold_boot_entry_point ? "cold boot" : "resume");
60762306a36Sopenharmony_ci}
60862306a36Sopenharmony_ci
60962306a36Sopenharmony_cistatic int ivpu_boot_d0i3_drive(struct ivpu_device *vdev, bool enable)
61062306a36Sopenharmony_ci{
61162306a36Sopenharmony_ci	int ret;
61262306a36Sopenharmony_ci	u32 val;
61362306a36Sopenharmony_ci
61462306a36Sopenharmony_ci	ret = REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_D0I3_CONTROL, INPROGRESS, 0, TIMEOUT_US);
61562306a36Sopenharmony_ci	if (ret) {
61662306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to sync before D0i3 transition: %d\n", ret);
61762306a36Sopenharmony_ci		return ret;
61862306a36Sopenharmony_ci	}
61962306a36Sopenharmony_ci
62062306a36Sopenharmony_ci	val = REGB_RD32(VPU_37XX_BUTTRESS_VPU_D0I3_CONTROL);
62162306a36Sopenharmony_ci	if (enable)
62262306a36Sopenharmony_ci		val = REG_SET_FLD(VPU_37XX_BUTTRESS_VPU_D0I3_CONTROL, I3, val);
62362306a36Sopenharmony_ci	else
62462306a36Sopenharmony_ci		val = REG_CLR_FLD(VPU_37XX_BUTTRESS_VPU_D0I3_CONTROL, I3, val);
62562306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_VPU_D0I3_CONTROL, val);
62662306a36Sopenharmony_ci
62762306a36Sopenharmony_ci	ret = REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_D0I3_CONTROL, INPROGRESS, 0, TIMEOUT_US);
62862306a36Sopenharmony_ci	if (ret)
62962306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to sync after D0i3 transition: %d\n", ret);
63062306a36Sopenharmony_ci
63162306a36Sopenharmony_ci	return ret;
63262306a36Sopenharmony_ci}
63362306a36Sopenharmony_ci
63462306a36Sopenharmony_cistatic int ivpu_hw_37xx_info_init(struct ivpu_device *vdev)
63562306a36Sopenharmony_ci{
63662306a36Sopenharmony_ci	struct ivpu_hw_info *hw = vdev->hw;
63762306a36Sopenharmony_ci
63862306a36Sopenharmony_ci	hw->tile_fuse = TILE_FUSE_ENABLE_BOTH;
63962306a36Sopenharmony_ci	hw->sku = TILE_SKU_BOTH_MTL;
64062306a36Sopenharmony_ci	hw->config = WP_CONFIG_2_TILE_4_3_RATIO;
64162306a36Sopenharmony_ci
64262306a36Sopenharmony_ci	ivpu_pll_init_frequency_ratios(vdev);
64362306a36Sopenharmony_ci
64462306a36Sopenharmony_ci	ivpu_hw_init_range(&hw->ranges.global, 0x80000000, SZ_512M);
64562306a36Sopenharmony_ci	ivpu_hw_init_range(&hw->ranges.user,   0xc0000000, 255 * SZ_1M);
64662306a36Sopenharmony_ci	ivpu_hw_init_range(&hw->ranges.shave, 0x180000000, SZ_2G);
64762306a36Sopenharmony_ci	ivpu_hw_init_range(&hw->ranges.dma,   0x200000000, SZ_8G);
64862306a36Sopenharmony_ci
64962306a36Sopenharmony_ci	ivpu_hw_read_platform(vdev);
65062306a36Sopenharmony_ci	ivpu_hw_wa_init(vdev);
65162306a36Sopenharmony_ci	ivpu_hw_timeouts_init(vdev);
65262306a36Sopenharmony_ci
65362306a36Sopenharmony_ci	return 0;
65462306a36Sopenharmony_ci}
65562306a36Sopenharmony_ci
65662306a36Sopenharmony_cistatic int ivpu_hw_37xx_reset(struct ivpu_device *vdev)
65762306a36Sopenharmony_ci{
65862306a36Sopenharmony_ci	int ret = 0;
65962306a36Sopenharmony_ci
66062306a36Sopenharmony_ci	if (ivpu_boot_pwr_domain_disable(vdev)) {
66162306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to disable power domain\n");
66262306a36Sopenharmony_ci		ret = -EIO;
66362306a36Sopenharmony_ci	}
66462306a36Sopenharmony_ci
66562306a36Sopenharmony_ci	if (ivpu_pll_disable(vdev)) {
66662306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to disable PLL\n");
66762306a36Sopenharmony_ci		ret = -EIO;
66862306a36Sopenharmony_ci	}
66962306a36Sopenharmony_ci
67062306a36Sopenharmony_ci	return ret;
67162306a36Sopenharmony_ci}
67262306a36Sopenharmony_ci
67362306a36Sopenharmony_cistatic int ivpu_hw_37xx_d0i3_enable(struct ivpu_device *vdev)
67462306a36Sopenharmony_ci{
67562306a36Sopenharmony_ci	int ret;
67662306a36Sopenharmony_ci
67762306a36Sopenharmony_ci	ret = ivpu_boot_d0i3_drive(vdev, true);
67862306a36Sopenharmony_ci	if (ret)
67962306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to enable D0i3: %d\n", ret);
68062306a36Sopenharmony_ci
68162306a36Sopenharmony_ci	udelay(5); /* VPU requires 5 us to complete the transition */
68262306a36Sopenharmony_ci
68362306a36Sopenharmony_ci	return ret;
68462306a36Sopenharmony_ci}
68562306a36Sopenharmony_ci
68662306a36Sopenharmony_cistatic int ivpu_hw_37xx_d0i3_disable(struct ivpu_device *vdev)
68762306a36Sopenharmony_ci{
68862306a36Sopenharmony_ci	int ret;
68962306a36Sopenharmony_ci
69062306a36Sopenharmony_ci	ret = ivpu_boot_d0i3_drive(vdev, false);
69162306a36Sopenharmony_ci	if (ret)
69262306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to disable D0i3: %d\n", ret);
69362306a36Sopenharmony_ci
69462306a36Sopenharmony_ci	return ret;
69562306a36Sopenharmony_ci}
69662306a36Sopenharmony_ci
69762306a36Sopenharmony_cistatic int ivpu_hw_37xx_power_up(struct ivpu_device *vdev)
69862306a36Sopenharmony_ci{
69962306a36Sopenharmony_ci	int ret;
70062306a36Sopenharmony_ci
70162306a36Sopenharmony_ci	ret = ivpu_hw_37xx_d0i3_disable(vdev);
70262306a36Sopenharmony_ci	if (ret)
70362306a36Sopenharmony_ci		ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret);
70462306a36Sopenharmony_ci
70562306a36Sopenharmony_ci	ret = ivpu_pll_enable(vdev);
70662306a36Sopenharmony_ci	if (ret) {
70762306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to enable PLL: %d\n", ret);
70862306a36Sopenharmony_ci		return ret;
70962306a36Sopenharmony_ci	}
71062306a36Sopenharmony_ci
71162306a36Sopenharmony_ci	ret = ivpu_boot_host_ss_configure(vdev);
71262306a36Sopenharmony_ci	if (ret) {
71362306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to configure host SS: %d\n", ret);
71462306a36Sopenharmony_ci		return ret;
71562306a36Sopenharmony_ci	}
71662306a36Sopenharmony_ci
71762306a36Sopenharmony_ci	/*
71862306a36Sopenharmony_ci	 * The control circuitry for vpu_idle indication logic powers up active.
71962306a36Sopenharmony_ci	 * To ensure unnecessary low power mode signal from LRT during bring up,
72062306a36Sopenharmony_ci	 * KMD disables the circuitry prior to bringing up the Main Power island.
72162306a36Sopenharmony_ci	 */
72262306a36Sopenharmony_ci	ivpu_boot_vpu_idle_gen_disable(vdev);
72362306a36Sopenharmony_ci
72462306a36Sopenharmony_ci	ret = ivpu_boot_pwr_domain_enable(vdev);
72562306a36Sopenharmony_ci	if (ret) {
72662306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to enable power domain: %d\n", ret);
72762306a36Sopenharmony_ci		return ret;
72862306a36Sopenharmony_ci	}
72962306a36Sopenharmony_ci
73062306a36Sopenharmony_ci	ret = ivpu_boot_host_ss_axi_enable(vdev);
73162306a36Sopenharmony_ci	if (ret) {
73262306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to enable AXI: %d\n", ret);
73362306a36Sopenharmony_ci		return ret;
73462306a36Sopenharmony_ci	}
73562306a36Sopenharmony_ci
73662306a36Sopenharmony_ci	ret = ivpu_boot_host_ss_top_noc_enable(vdev);
73762306a36Sopenharmony_ci	if (ret)
73862306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to enable TOP NOC: %d\n", ret);
73962306a36Sopenharmony_ci
74062306a36Sopenharmony_ci	return ret;
74162306a36Sopenharmony_ci}
74262306a36Sopenharmony_ci
74362306a36Sopenharmony_cistatic int ivpu_hw_37xx_boot_fw(struct ivpu_device *vdev)
74462306a36Sopenharmony_ci{
74562306a36Sopenharmony_ci	ivpu_boot_no_snoop_enable(vdev);
74662306a36Sopenharmony_ci	ivpu_boot_tbu_mmu_enable(vdev);
74762306a36Sopenharmony_ci	ivpu_boot_soc_cpu_boot(vdev);
74862306a36Sopenharmony_ci
74962306a36Sopenharmony_ci	return 0;
75062306a36Sopenharmony_ci}
75162306a36Sopenharmony_ci
75262306a36Sopenharmony_cistatic bool ivpu_hw_37xx_is_idle(struct ivpu_device *vdev)
75362306a36Sopenharmony_ci{
75462306a36Sopenharmony_ci	u32 val;
75562306a36Sopenharmony_ci
75662306a36Sopenharmony_ci	if (IVPU_WA(punit_disabled))
75762306a36Sopenharmony_ci		return true;
75862306a36Sopenharmony_ci
75962306a36Sopenharmony_ci	val = REGB_RD32(VPU_37XX_BUTTRESS_VPU_STATUS);
76062306a36Sopenharmony_ci	return REG_TEST_FLD(VPU_37XX_BUTTRESS_VPU_STATUS, READY, val) &&
76162306a36Sopenharmony_ci	       REG_TEST_FLD(VPU_37XX_BUTTRESS_VPU_STATUS, IDLE, val);
76262306a36Sopenharmony_ci}
76362306a36Sopenharmony_ci
76462306a36Sopenharmony_cistatic int ivpu_hw_37xx_power_down(struct ivpu_device *vdev)
76562306a36Sopenharmony_ci{
76662306a36Sopenharmony_ci	int ret = 0;
76762306a36Sopenharmony_ci
76862306a36Sopenharmony_ci	if (!ivpu_hw_37xx_is_idle(vdev))
76962306a36Sopenharmony_ci		ivpu_warn(vdev, "VPU not idle during power down\n");
77062306a36Sopenharmony_ci
77162306a36Sopenharmony_ci	if (ivpu_hw_37xx_reset(vdev)) {
77262306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to reset VPU\n");
77362306a36Sopenharmony_ci		ret = -EIO;
77462306a36Sopenharmony_ci	}
77562306a36Sopenharmony_ci
77662306a36Sopenharmony_ci	if (ivpu_hw_37xx_d0i3_enable(vdev)) {
77762306a36Sopenharmony_ci		ivpu_err(vdev, "Failed to enter D0I3\n");
77862306a36Sopenharmony_ci		ret = -EIO;
77962306a36Sopenharmony_ci	}
78062306a36Sopenharmony_ci
78162306a36Sopenharmony_ci	return ret;
78262306a36Sopenharmony_ci}
78362306a36Sopenharmony_ci
78462306a36Sopenharmony_cistatic void ivpu_hw_37xx_wdt_disable(struct ivpu_device *vdev)
78562306a36Sopenharmony_ci{
78662306a36Sopenharmony_ci	u32 val;
78762306a36Sopenharmony_ci
78862306a36Sopenharmony_ci	/* Enable writing and set non-zero WDT value */
78962306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
79062306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_TIM_WATCHDOG, TIM_WATCHDOG_RESET_VALUE);
79162306a36Sopenharmony_ci
79262306a36Sopenharmony_ci	/* Enable writing and disable watchdog timer */
79362306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
79462306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_TIM_WDOG_EN, 0);
79562306a36Sopenharmony_ci
79662306a36Sopenharmony_ci	/* Now clear the timeout interrupt */
79762306a36Sopenharmony_ci	val = REGV_RD32(MTL_VPU_CPU_SS_TIM_GEN_CONFIG);
79862306a36Sopenharmony_ci	val = REG_CLR_FLD(MTL_VPU_CPU_SS_TIM_GEN_CONFIG, WDOG_TO_INT_CLR, val);
79962306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_TIM_GEN_CONFIG, val);
80062306a36Sopenharmony_ci}
80162306a36Sopenharmony_ci
80262306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_pll_to_freq(u32 ratio, u32 config)
80362306a36Sopenharmony_ci{
80462306a36Sopenharmony_ci	u32 pll_clock = PLL_REF_CLK_FREQ * ratio;
80562306a36Sopenharmony_ci	u32 cpu_clock;
80662306a36Sopenharmony_ci
80762306a36Sopenharmony_ci	if ((config & 0xff) == PLL_RATIO_4_3)
80862306a36Sopenharmony_ci		cpu_clock = pll_clock * 2 / 4;
80962306a36Sopenharmony_ci	else
81062306a36Sopenharmony_ci		cpu_clock = pll_clock * 2 / 5;
81162306a36Sopenharmony_ci
81262306a36Sopenharmony_ci	return cpu_clock;
81362306a36Sopenharmony_ci}
81462306a36Sopenharmony_ci
81562306a36Sopenharmony_ci/* Register indirect accesses */
81662306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_reg_pll_freq_get(struct ivpu_device *vdev)
81762306a36Sopenharmony_ci{
81862306a36Sopenharmony_ci	u32 pll_curr_ratio;
81962306a36Sopenharmony_ci
82062306a36Sopenharmony_ci	pll_curr_ratio = REGB_RD32(VPU_37XX_BUTTRESS_CURRENT_PLL);
82162306a36Sopenharmony_ci	pll_curr_ratio &= VPU_37XX_BUTTRESS_CURRENT_PLL_RATIO_MASK;
82262306a36Sopenharmony_ci
82362306a36Sopenharmony_ci	if (!ivpu_is_silicon(vdev))
82462306a36Sopenharmony_ci		return PLL_SIMULATION_FREQ;
82562306a36Sopenharmony_ci
82662306a36Sopenharmony_ci	return ivpu_hw_37xx_pll_to_freq(pll_curr_ratio, vdev->hw->config);
82762306a36Sopenharmony_ci}
82862306a36Sopenharmony_ci
82962306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_reg_telemetry_offset_get(struct ivpu_device *vdev)
83062306a36Sopenharmony_ci{
83162306a36Sopenharmony_ci	return REGB_RD32(VPU_37XX_BUTTRESS_VPU_TELEMETRY_OFFSET);
83262306a36Sopenharmony_ci}
83362306a36Sopenharmony_ci
83462306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_reg_telemetry_size_get(struct ivpu_device *vdev)
83562306a36Sopenharmony_ci{
83662306a36Sopenharmony_ci	return REGB_RD32(VPU_37XX_BUTTRESS_VPU_TELEMETRY_SIZE);
83762306a36Sopenharmony_ci}
83862306a36Sopenharmony_ci
83962306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_reg_telemetry_enable_get(struct ivpu_device *vdev)
84062306a36Sopenharmony_ci{
84162306a36Sopenharmony_ci	return REGB_RD32(VPU_37XX_BUTTRESS_VPU_TELEMETRY_ENABLE);
84262306a36Sopenharmony_ci}
84362306a36Sopenharmony_ci
84462306a36Sopenharmony_cistatic void ivpu_hw_37xx_reg_db_set(struct ivpu_device *vdev, u32 db_id)
84562306a36Sopenharmony_ci{
84662306a36Sopenharmony_ci	u32 reg_stride = MTL_VPU_CPU_SS_DOORBELL_1 - MTL_VPU_CPU_SS_DOORBELL_0;
84762306a36Sopenharmony_ci	u32 val = REG_FLD(MTL_VPU_CPU_SS_DOORBELL_0, SET);
84862306a36Sopenharmony_ci
84962306a36Sopenharmony_ci	REGV_WR32I(MTL_VPU_CPU_SS_DOORBELL_0, reg_stride, db_id, val);
85062306a36Sopenharmony_ci}
85162306a36Sopenharmony_ci
85262306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_reg_ipc_rx_addr_get(struct ivpu_device *vdev)
85362306a36Sopenharmony_ci{
85462306a36Sopenharmony_ci	return REGV_RD32(VPU_37XX_HOST_SS_TIM_IPC_FIFO_ATM);
85562306a36Sopenharmony_ci}
85662306a36Sopenharmony_ci
85762306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_reg_ipc_rx_count_get(struct ivpu_device *vdev)
85862306a36Sopenharmony_ci{
85962306a36Sopenharmony_ci	u32 count = REGV_RD32_SILENT(VPU_37XX_HOST_SS_TIM_IPC_FIFO_STAT);
86062306a36Sopenharmony_ci
86162306a36Sopenharmony_ci	return REG_GET_FLD(VPU_37XX_HOST_SS_TIM_IPC_FIFO_STAT, FILL_LEVEL, count);
86262306a36Sopenharmony_ci}
86362306a36Sopenharmony_ci
86462306a36Sopenharmony_cistatic void ivpu_hw_37xx_reg_ipc_tx_set(struct ivpu_device *vdev, u32 vpu_addr)
86562306a36Sopenharmony_ci{
86662306a36Sopenharmony_ci	REGV_WR32(MTL_VPU_CPU_SS_TIM_IPC_FIFO, vpu_addr);
86762306a36Sopenharmony_ci}
86862306a36Sopenharmony_ci
86962306a36Sopenharmony_cistatic void ivpu_hw_37xx_irq_clear(struct ivpu_device *vdev)
87062306a36Sopenharmony_ci{
87162306a36Sopenharmony_ci	REGV_WR64(VPU_37XX_HOST_SS_ICB_CLEAR_0, ICB_0_1_IRQ_MASK);
87262306a36Sopenharmony_ci}
87362306a36Sopenharmony_ci
87462306a36Sopenharmony_cistatic void ivpu_hw_37xx_irq_enable(struct ivpu_device *vdev)
87562306a36Sopenharmony_ci{
87662306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, ITF_FIREWALL_VIOLATION_MASK);
87762306a36Sopenharmony_ci	REGV_WR64(VPU_37XX_HOST_SS_ICB_ENABLE_0, ICB_0_1_IRQ_MASK);
87862306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_LOCAL_INT_MASK, BUTTRESS_IRQ_ENABLE_MASK);
87962306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x0);
88062306a36Sopenharmony_ci}
88162306a36Sopenharmony_ci
88262306a36Sopenharmony_cistatic void ivpu_hw_37xx_irq_disable(struct ivpu_device *vdev)
88362306a36Sopenharmony_ci{
88462306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x1);
88562306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_LOCAL_INT_MASK, BUTTRESS_IRQ_DISABLE_MASK);
88662306a36Sopenharmony_ci	REGV_WR64(VPU_37XX_HOST_SS_ICB_ENABLE_0, 0x0ull);
88762306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_FW_SOC_IRQ_EN, 0x0);
88862306a36Sopenharmony_ci}
88962306a36Sopenharmony_ci
89062306a36Sopenharmony_cistatic void ivpu_hw_37xx_irq_wdt_nce_handler(struct ivpu_device *vdev)
89162306a36Sopenharmony_ci{
89262306a36Sopenharmony_ci	ivpu_err_ratelimited(vdev, "WDT NCE irq\n");
89362306a36Sopenharmony_ci
89462306a36Sopenharmony_ci	ivpu_pm_schedule_recovery(vdev);
89562306a36Sopenharmony_ci}
89662306a36Sopenharmony_ci
89762306a36Sopenharmony_cistatic void ivpu_hw_37xx_irq_wdt_mss_handler(struct ivpu_device *vdev)
89862306a36Sopenharmony_ci{
89962306a36Sopenharmony_ci	ivpu_err_ratelimited(vdev, "WDT MSS irq\n");
90062306a36Sopenharmony_ci
90162306a36Sopenharmony_ci	ivpu_hw_wdt_disable(vdev);
90262306a36Sopenharmony_ci	ivpu_pm_schedule_recovery(vdev);
90362306a36Sopenharmony_ci}
90462306a36Sopenharmony_ci
90562306a36Sopenharmony_cistatic void ivpu_hw_37xx_irq_noc_firewall_handler(struct ivpu_device *vdev)
90662306a36Sopenharmony_ci{
90762306a36Sopenharmony_ci	ivpu_err_ratelimited(vdev, "NOC Firewall irq\n");
90862306a36Sopenharmony_ci
90962306a36Sopenharmony_ci	ivpu_pm_schedule_recovery(vdev);
91062306a36Sopenharmony_ci}
91162306a36Sopenharmony_ci
91262306a36Sopenharmony_ci/* Handler for IRQs from VPU core (irqV) */
91362306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_irqv_handler(struct ivpu_device *vdev, int irq)
91462306a36Sopenharmony_ci{
91562306a36Sopenharmony_ci	u32 status = REGV_RD32(VPU_37XX_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK;
91662306a36Sopenharmony_ci
91762306a36Sopenharmony_ci	REGV_WR32(VPU_37XX_HOST_SS_ICB_CLEAR_0, status);
91862306a36Sopenharmony_ci
91962306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT, status))
92062306a36Sopenharmony_ci		ivpu_mmu_irq_evtq_handler(vdev);
92162306a36Sopenharmony_ci
92262306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT, status))
92362306a36Sopenharmony_ci		ivpu_ipc_irq_handler(vdev);
92462306a36Sopenharmony_ci
92562306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT, status))
92662306a36Sopenharmony_ci		ivpu_dbg(vdev, IRQ, "MMU sync complete\n");
92762306a36Sopenharmony_ci
92862306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT, status))
92962306a36Sopenharmony_ci		ivpu_mmu_irq_gerr_handler(vdev);
93062306a36Sopenharmony_ci
93162306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, status))
93262306a36Sopenharmony_ci		ivpu_hw_37xx_irq_wdt_mss_handler(vdev);
93362306a36Sopenharmony_ci
93462306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, status))
93562306a36Sopenharmony_ci		ivpu_hw_37xx_irq_wdt_nce_handler(vdev);
93662306a36Sopenharmony_ci
93762306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, status))
93862306a36Sopenharmony_ci		ivpu_hw_37xx_irq_noc_firewall_handler(vdev);
93962306a36Sopenharmony_ci
94062306a36Sopenharmony_ci	return status;
94162306a36Sopenharmony_ci}
94262306a36Sopenharmony_ci
94362306a36Sopenharmony_ci/* Handler for IRQs from Buttress core (irqB) */
94462306a36Sopenharmony_cistatic u32 ivpu_hw_37xx_irqb_handler(struct ivpu_device *vdev, int irq)
94562306a36Sopenharmony_ci{
94662306a36Sopenharmony_ci	u32 status = REGB_RD32(VPU_37XX_BUTTRESS_INTERRUPT_STAT) & BUTTRESS_IRQ_MASK;
94762306a36Sopenharmony_ci	bool schedule_recovery = false;
94862306a36Sopenharmony_ci
94962306a36Sopenharmony_ci	if (status == 0)
95062306a36Sopenharmony_ci		return 0;
95162306a36Sopenharmony_ci
95262306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE, status))
95362306a36Sopenharmony_ci		ivpu_dbg(vdev, IRQ, "FREQ_CHANGE irq: %08x",
95462306a36Sopenharmony_ci			 REGB_RD32(VPU_37XX_BUTTRESS_CURRENT_PLL));
95562306a36Sopenharmony_ci
95662306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, ATS_ERR, status)) {
95762306a36Sopenharmony_ci		ivpu_err(vdev, "ATS_ERR irq 0x%016llx", REGB_RD64(VPU_37XX_BUTTRESS_ATS_ERR_LOG_0));
95862306a36Sopenharmony_ci		REGB_WR32(VPU_37XX_BUTTRESS_ATS_ERR_CLEAR, 0x1);
95962306a36Sopenharmony_ci		schedule_recovery = true;
96062306a36Sopenharmony_ci	}
96162306a36Sopenharmony_ci
96262306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, UFI_ERR, status)) {
96362306a36Sopenharmony_ci		u32 ufi_log = REGB_RD32(VPU_37XX_BUTTRESS_UFI_ERR_LOG);
96462306a36Sopenharmony_ci
96562306a36Sopenharmony_ci		ivpu_err(vdev, "UFI_ERR irq (0x%08x) opcode: 0x%02lx axi_id: 0x%02lx cq_id: 0x%03lx",
96662306a36Sopenharmony_ci			 ufi_log, REG_GET_FLD(VPU_37XX_BUTTRESS_UFI_ERR_LOG, OPCODE, ufi_log),
96762306a36Sopenharmony_ci			 REG_GET_FLD(VPU_37XX_BUTTRESS_UFI_ERR_LOG, AXI_ID, ufi_log),
96862306a36Sopenharmony_ci			 REG_GET_FLD(VPU_37XX_BUTTRESS_UFI_ERR_LOG, CQ_ID, ufi_log));
96962306a36Sopenharmony_ci		REGB_WR32(VPU_37XX_BUTTRESS_UFI_ERR_CLEAR, 0x1);
97062306a36Sopenharmony_ci		schedule_recovery = true;
97162306a36Sopenharmony_ci	}
97262306a36Sopenharmony_ci
97362306a36Sopenharmony_ci	/* This must be done after interrupts are cleared at the source. */
97462306a36Sopenharmony_ci	if (IVPU_WA(interrupt_clear_with_0))
97562306a36Sopenharmony_ci		/*
97662306a36Sopenharmony_ci		 * Writing 1 triggers an interrupt, so we can't perform read update write.
97762306a36Sopenharmony_ci		 * Clear local interrupt status by writing 0 to all bits.
97862306a36Sopenharmony_ci		 */
97962306a36Sopenharmony_ci		REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, 0x0);
98062306a36Sopenharmony_ci	else
98162306a36Sopenharmony_ci		REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, status);
98262306a36Sopenharmony_ci
98362306a36Sopenharmony_ci	if (schedule_recovery)
98462306a36Sopenharmony_ci		ivpu_pm_schedule_recovery(vdev);
98562306a36Sopenharmony_ci
98662306a36Sopenharmony_ci	return status;
98762306a36Sopenharmony_ci}
98862306a36Sopenharmony_ci
98962306a36Sopenharmony_cistatic irqreturn_t ivpu_hw_37xx_irq_handler(int irq, void *ptr)
99062306a36Sopenharmony_ci{
99162306a36Sopenharmony_ci	struct ivpu_device *vdev = ptr;
99262306a36Sopenharmony_ci	u32 ret_irqv, ret_irqb;
99362306a36Sopenharmony_ci
99462306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x1);
99562306a36Sopenharmony_ci
99662306a36Sopenharmony_ci	ret_irqv = ivpu_hw_37xx_irqv_handler(vdev, irq);
99762306a36Sopenharmony_ci	ret_irqb = ivpu_hw_37xx_irqb_handler(vdev, irq);
99862306a36Sopenharmony_ci
99962306a36Sopenharmony_ci	/* Re-enable global interrupts to re-trigger MSI for pending interrupts */
100062306a36Sopenharmony_ci	REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x0);
100162306a36Sopenharmony_ci
100262306a36Sopenharmony_ci	return IRQ_RETVAL(ret_irqb | ret_irqv);
100362306a36Sopenharmony_ci}
100462306a36Sopenharmony_ci
100562306a36Sopenharmony_cistatic void ivpu_hw_37xx_diagnose_failure(struct ivpu_device *vdev)
100662306a36Sopenharmony_ci{
100762306a36Sopenharmony_ci	u32 irqv = REGV_RD32(VPU_37XX_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK;
100862306a36Sopenharmony_ci	u32 irqb = REGB_RD32(VPU_37XX_BUTTRESS_INTERRUPT_STAT) & BUTTRESS_IRQ_MASK;
100962306a36Sopenharmony_ci
101062306a36Sopenharmony_ci	if (ivpu_hw_37xx_reg_ipc_rx_count_get(vdev))
101162306a36Sopenharmony_ci		ivpu_err(vdev, "IPC FIFO queue not empty, missed IPC IRQ");
101262306a36Sopenharmony_ci
101362306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, irqv))
101462306a36Sopenharmony_ci		ivpu_err(vdev, "WDT MSS timeout detected\n");
101562306a36Sopenharmony_ci
101662306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, irqv))
101762306a36Sopenharmony_ci		ivpu_err(vdev, "WDT NCE timeout detected\n");
101862306a36Sopenharmony_ci
101962306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, irqv))
102062306a36Sopenharmony_ci		ivpu_err(vdev, "NOC Firewall irq detected\n");
102162306a36Sopenharmony_ci
102262306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, ATS_ERR, irqb))
102362306a36Sopenharmony_ci		ivpu_err(vdev, "ATS_ERR irq 0x%016llx", REGB_RD64(VPU_37XX_BUTTRESS_ATS_ERR_LOG_0));
102462306a36Sopenharmony_ci
102562306a36Sopenharmony_ci	if (REG_TEST_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, UFI_ERR, irqb)) {
102662306a36Sopenharmony_ci		u32 ufi_log = REGB_RD32(VPU_37XX_BUTTRESS_UFI_ERR_LOG);
102762306a36Sopenharmony_ci
102862306a36Sopenharmony_ci		ivpu_err(vdev, "UFI_ERR irq (0x%08x) opcode: 0x%02lx axi_id: 0x%02lx cq_id: 0x%03lx",
102962306a36Sopenharmony_ci			 ufi_log, REG_GET_FLD(VPU_37XX_BUTTRESS_UFI_ERR_LOG, OPCODE, ufi_log),
103062306a36Sopenharmony_ci			 REG_GET_FLD(VPU_37XX_BUTTRESS_UFI_ERR_LOG, AXI_ID, ufi_log),
103162306a36Sopenharmony_ci			 REG_GET_FLD(VPU_37XX_BUTTRESS_UFI_ERR_LOG, CQ_ID, ufi_log));
103262306a36Sopenharmony_ci	}
103362306a36Sopenharmony_ci}
103462306a36Sopenharmony_ci
103562306a36Sopenharmony_ciconst struct ivpu_hw_ops ivpu_hw_37xx_ops = {
103662306a36Sopenharmony_ci	.info_init = ivpu_hw_37xx_info_init,
103762306a36Sopenharmony_ci	.power_up = ivpu_hw_37xx_power_up,
103862306a36Sopenharmony_ci	.is_idle = ivpu_hw_37xx_is_idle,
103962306a36Sopenharmony_ci	.power_down = ivpu_hw_37xx_power_down,
104062306a36Sopenharmony_ci	.reset = ivpu_hw_37xx_reset,
104162306a36Sopenharmony_ci	.boot_fw = ivpu_hw_37xx_boot_fw,
104262306a36Sopenharmony_ci	.wdt_disable = ivpu_hw_37xx_wdt_disable,
104362306a36Sopenharmony_ci	.diagnose_failure = ivpu_hw_37xx_diagnose_failure,
104462306a36Sopenharmony_ci	.reg_pll_freq_get = ivpu_hw_37xx_reg_pll_freq_get,
104562306a36Sopenharmony_ci	.reg_telemetry_offset_get = ivpu_hw_37xx_reg_telemetry_offset_get,
104662306a36Sopenharmony_ci	.reg_telemetry_size_get = ivpu_hw_37xx_reg_telemetry_size_get,
104762306a36Sopenharmony_ci	.reg_telemetry_enable_get = ivpu_hw_37xx_reg_telemetry_enable_get,
104862306a36Sopenharmony_ci	.reg_db_set = ivpu_hw_37xx_reg_db_set,
104962306a36Sopenharmony_ci	.reg_ipc_rx_addr_get = ivpu_hw_37xx_reg_ipc_rx_addr_get,
105062306a36Sopenharmony_ci	.reg_ipc_rx_count_get = ivpu_hw_37xx_reg_ipc_rx_count_get,
105162306a36Sopenharmony_ci	.reg_ipc_tx_set = ivpu_hw_37xx_reg_ipc_tx_set,
105262306a36Sopenharmony_ci	.irq_clear = ivpu_hw_37xx_irq_clear,
105362306a36Sopenharmony_ci	.irq_enable = ivpu_hw_37xx_irq_enable,
105462306a36Sopenharmony_ci	.irq_disable = ivpu_hw_37xx_irq_disable,
105562306a36Sopenharmony_ci	.irq_handler = ivpu_hw_37xx_irq_handler,
105662306a36Sopenharmony_ci};
1057