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path: root/drivers/accel/ivpu/ivpu_hw_mtl.c
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Diffstat (limited to 'drivers/accel/ivpu/ivpu_hw_mtl.c')
-rw-r--r--drivers/accel/ivpu/ivpu_hw_mtl.c1041
1 files changed, 0 insertions, 1041 deletions
diff --git a/drivers/accel/ivpu/ivpu_hw_mtl.c b/drivers/accel/ivpu/ivpu_hw_mtl.c
deleted file mode 100644
index 382ec127be8e..000000000000
--- a/drivers/accel/ivpu/ivpu_hw_mtl.c
+++ /dev/null
@@ -1,1041 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2020-2023 Intel Corporation
- */
-
-#include "ivpu_drv.h"
-#include "ivpu_fw.h"
-#include "ivpu_hw_mtl_reg.h"
-#include "ivpu_hw_reg_io.h"
-#include "ivpu_hw.h"
-#include "ivpu_ipc.h"
-#include "ivpu_mmu.h"
-#include "ivpu_pm.h"
-
-#define TILE_FUSE_ENABLE_BOTH 0x0
-#define TILE_SKU_BOTH_MTL 0x3630
-
-/* Work point configuration values */
-#define CONFIG_1_TILE 0x01
-#define CONFIG_2_TILE 0x02
-#define PLL_RATIO_5_3 0x01
-#define PLL_RATIO_4_3 0x02
-#define WP_CONFIG(tile, ratio) (((tile) << 8) | (ratio))
-#define WP_CONFIG_1_TILE_5_3_RATIO WP_CONFIG(CONFIG_1_TILE, PLL_RATIO_5_3)
-#define WP_CONFIG_1_TILE_4_3_RATIO WP_CONFIG(CONFIG_1_TILE, PLL_RATIO_4_3)
-#define WP_CONFIG_2_TILE_5_3_RATIO WP_CONFIG(CONFIG_2_TILE, PLL_RATIO_5_3)
-#define WP_CONFIG_2_TILE_4_3_RATIO WP_CONFIG(CONFIG_2_TILE, PLL_RATIO_4_3)
-#define WP_CONFIG_0_TILE_PLL_OFF WP_CONFIG(0, 0)
-
-#define PLL_REF_CLK_FREQ (50 * 1000000)
-#define PLL_SIMULATION_FREQ (10 * 1000000)
-#define PLL_DEFAULT_EPP_VALUE 0x80
-
-#define TIM_SAFE_ENABLE 0xf1d0dead
-#define TIM_WATCHDOG_RESET_VALUE 0xffffffff
-
-#define TIMEOUT_US (150 * USEC_PER_MSEC)
-#define PWR_ISLAND_STATUS_TIMEOUT_US (5 * USEC_PER_MSEC)
-#define PLL_TIMEOUT_US (1500 * USEC_PER_MSEC)
-#define IDLE_TIMEOUT_US (500 * USEC_PER_MSEC)
-
-#define ICB_0_IRQ_MASK ((REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT)))
-
-#define ICB_1_IRQ_MASK ((REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_2_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_3_INT)) | \
- (REG_FLD(MTL_VPU_HOST_SS_ICB_STATUS_1, CPU_INT_REDIRECT_4_INT)))
-
-#define ICB_0_1_IRQ_MASK ((((u64)ICB_1_IRQ_MASK) << 32) | ICB_0_IRQ_MASK)
-
-#define BUTTRESS_IRQ_MASK ((REG_FLD(MTL_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE)) | \
- (REG_FLD(MTL_BUTTRESS_INTERRUPT_STAT, ATS_ERR)) | \
- (REG_FLD(MTL_BUTTRESS_INTERRUPT_STAT, UFI_ERR)))
-
-#define BUTTRESS_IRQ_ENABLE_MASK ((u32)~BUTTRESS_IRQ_MASK)
-#define BUTTRESS_IRQ_DISABLE_MASK ((u32)-1)
-
-#define ITF_FIREWALL_VIOLATION_MASK ((REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, CSS_ROM_CMX)) | \
- (REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, CSS_DBG)) | \
- (REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, CSS_CTRL)) | \
- (REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, DEC400)) | \
- (REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, MSS_NCE)) | \
- (REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI)) | \
- (REG_FLD(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, MSS_MBI_CMX)))
-
-static char *ivpu_platform_to_str(u32 platform)
-{
- switch (platform) {
- case IVPU_PLATFORM_SILICON:
- return "IVPU_PLATFORM_SILICON";
- case IVPU_PLATFORM_SIMICS:
- return "IVPU_PLATFORM_SIMICS";
- case IVPU_PLATFORM_FPGA:
- return "IVPU_PLATFORM_FPGA";
- default:
- return "Invalid platform";
- }
-}
-
-static void ivpu_hw_read_platform(struct ivpu_device *vdev)
-{
- u32 gen_ctrl = REGV_RD32(MTL_VPU_HOST_SS_GEN_CTRL);
- u32 platform = REG_GET_FLD(MTL_VPU_HOST_SS_GEN_CTRL, PS, gen_ctrl);
-
- if (platform == IVPU_PLATFORM_SIMICS || platform == IVPU_PLATFORM_FPGA)
- vdev->platform = platform;
- else
- vdev->platform = IVPU_PLATFORM_SILICON;
-
- ivpu_dbg(vdev, MISC, "Platform type: %s (%d)\n",
- ivpu_platform_to_str(vdev->platform), vdev->platform);
-}
-
-static void ivpu_hw_wa_init(struct ivpu_device *vdev)
-{
- vdev->wa.punit_disabled = ivpu_is_fpga(vdev);
- vdev->wa.clear_runtime_mem = false;
- vdev->wa.d3hot_after_power_off = true;
-}
-
-static void ivpu_hw_timeouts_init(struct ivpu_device *vdev)
-{
- if (ivpu_is_simics(vdev) || ivpu_is_fpga(vdev)) {
- vdev->timeout.boot = 100000;
- vdev->timeout.jsm = 50000;
- vdev->timeout.tdr = 2000000;
- vdev->timeout.reschedule_suspend = 1000;
- } else {
- vdev->timeout.boot = 1000;
- vdev->timeout.jsm = 500;
- vdev->timeout.tdr = 2000;
- vdev->timeout.reschedule_suspend = 10;
- }
-}
-
-static int ivpu_pll_wait_for_cmd_send(struct ivpu_device *vdev)
-{
- return REGB_POLL_FLD(MTL_BUTTRESS_WP_REQ_CMD, SEND, 0, PLL_TIMEOUT_US);
-}
-
-/* Send KMD initiated workpoint change */
-static int ivpu_pll_cmd_send(struct ivpu_device *vdev, u16 min_ratio, u16 max_ratio,
- u16 target_ratio, u16 config)
-{
- int ret;
- u32 val;
-
- ret = ivpu_pll_wait_for_cmd_send(vdev);
- if (ret) {
- ivpu_err(vdev, "Failed to sync before WP request: %d\n", ret);
- return ret;
- }
-
- val = REGB_RD32(MTL_BUTTRESS_WP_REQ_PAYLOAD0);
- val = REG_SET_FLD_NUM(MTL_BUTTRESS_WP_REQ_PAYLOAD0, MIN_RATIO, min_ratio, val);
- val = REG_SET_FLD_NUM(MTL_BUTTRESS_WP_REQ_PAYLOAD0, MAX_RATIO, max_ratio, val);
- REGB_WR32(MTL_BUTTRESS_WP_REQ_PAYLOAD0, val);
-
- val = REGB_RD32(MTL_BUTTRESS_WP_REQ_PAYLOAD1);
- val = REG_SET_FLD_NUM(MTL_BUTTRESS_WP_REQ_PAYLOAD1, TARGET_RATIO, target_ratio, val);
- val = REG_SET_FLD_NUM(MTL_BUTTRESS_WP_REQ_PAYLOAD1, EPP, PLL_DEFAULT_EPP_VALUE, val);
- REGB_WR32(MTL_BUTTRESS_WP_REQ_PAYLOAD1, val);
-
- val = REGB_RD32(MTL_BUTTRESS_WP_REQ_PAYLOAD2);
- val = REG_SET_FLD_NUM(MTL_BUTTRESS_WP_REQ_PAYLOAD2, CONFIG, config, val);
- REGB_WR32(MTL_BUTTRESS_WP_REQ_PAYLOAD2, val);
-
- val = REGB_RD32(MTL_BUTTRESS_WP_REQ_CMD);
- val = REG_SET_FLD(MTL_BUTTRESS_WP_REQ_CMD, SEND, val);
- REGB_WR32(MTL_BUTTRESS_WP_REQ_CMD, val);
-
- ret = ivpu_pll_wait_for_cmd_send(vdev);
- if (ret)
- ivpu_err(vdev, "Failed to sync after WP request: %d\n", ret);
-
- return ret;
-}
-
-static int ivpu_pll_wait_for_lock(struct ivpu_device *vdev, bool enable)
-{
- u32 exp_val = enable ? 0x1 : 0x0;
-
- if (IVPU_WA(punit_disabled))
- return 0;
-
- return REGB_POLL_FLD(MTL_BUTTRESS_PLL_STATUS, LOCK, exp_val, PLL_TIMEOUT_US);
-}
-
-static int ivpu_pll_wait_for_status_ready(struct ivpu_device *vdev)
-{
- if (IVPU_WA(punit_disabled))
- return 0;
-
- return REGB_POLL_FLD(MTL_BUTTRESS_VPU_STATUS, READY, 1, PLL_TIMEOUT_US);
-}
-
-static void ivpu_pll_init_frequency_ratios(struct ivpu_device *vdev)
-{
- struct ivpu_hw_info *hw = vdev->hw;
- u8 fuse_min_ratio, fuse_max_ratio, fuse_pn_ratio;
- u32 fmin_fuse, fmax_fuse;
-
- fmin_fuse = REGB_RD32(MTL_BUTTRESS_FMIN_FUSE);
- fuse_min_ratio = REG_GET_FLD(MTL_BUTTRESS_FMIN_FUSE, MIN_RATIO, fmin_fuse);
- fuse_pn_ratio = REG_GET_FLD(MTL_BUTTRESS_FMIN_FUSE, PN_RATIO, fmin_fuse);
-
- fmax_fuse = REGB_RD32(MTL_BUTTRESS_FMAX_FUSE);
- fuse_max_ratio = REG_GET_FLD(MTL_BUTTRESS_FMAX_FUSE, MAX_RATIO, fmax_fuse);
-
- hw->pll.min_ratio = clamp_t(u8, ivpu_pll_min_ratio, fuse_min_ratio, fuse_max_ratio);
- hw->pll.max_ratio = clamp_t(u8, ivpu_pll_max_ratio, hw->pll.min_ratio, fuse_max_ratio);
- hw->pll.pn_ratio = clamp_t(u8, fuse_pn_ratio, hw->pll.min_ratio, hw->pll.max_ratio);
-}
-
-static int ivpu_pll_drive(struct ivpu_device *vdev, bool enable)
-{
- struct ivpu_hw_info *hw = vdev->hw;
- u16 target_ratio;
- u16 config;
- int ret;
-
- if (IVPU_WA(punit_disabled)) {
- ivpu_dbg(vdev, PM, "Skipping PLL request on %s\n",
- ivpu_platform_to_str(vdev->platform));
- return 0;
- }
-
- if (enable) {
- target_ratio = hw->pll.pn_ratio;
- config = hw->config;
- } else {
- target_ratio = 0;
- config = 0;
- }
-
- ivpu_dbg(vdev, PM, "PLL workpoint request: config 0x%04x pll ratio 0x%x\n",
- config, target_ratio);
-
- ret = ivpu_pll_cmd_send(vdev, hw->pll.min_ratio, hw->pll.max_ratio, target_ratio, config);
- if (ret) {
- ivpu_err(vdev, "Failed to send PLL workpoint request: %d\n", ret);
- return ret;
- }
-
- ret = ivpu_pll_wait_for_lock(vdev, enable);
- if (ret) {
- ivpu_err(vdev, "Timed out waiting for PLL lock\n");
- return ret;
- }
-
- if (enable) {
- ret = ivpu_pll_wait_for_status_ready(vdev);
- if (ret) {
- ivpu_err(vdev, "Timed out waiting for PLL ready status\n");
- return ret;
- }
- }
-
- return 0;
-}
-
-static int ivpu_pll_enable(struct ivpu_device *vdev)
-{
- return ivpu_pll_drive(vdev, true);
-}
-
-static int ivpu_pll_disable(struct ivpu_device *vdev)
-{
- return ivpu_pll_drive(vdev, false);
-}
-
-static void ivpu_boot_host_ss_rst_clr_assert(struct ivpu_device *vdev)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_CPR_RST_CLR);
-
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_CLR, TOP_NOC, val);
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_CLR, DSS_MAS, val);
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_CLR, MSS_MAS, val);
-
- REGV_WR32(MTL_VPU_HOST_SS_CPR_RST_CLR, val);
-}
-
-static void ivpu_boot_host_ss_rst_drive(struct ivpu_device *vdev, bool enable)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_CPR_RST_SET);
-
- if (enable) {
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_SET, TOP_NOC, val);
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_SET, DSS_MAS, val);
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_RST_SET, MSS_MAS, val);
- } else {
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_CPR_RST_SET, TOP_NOC, val);
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_CPR_RST_SET, DSS_MAS, val);
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_CPR_RST_SET, MSS_MAS, val);
- }
-
- REGV_WR32(MTL_VPU_HOST_SS_CPR_RST_SET, val);
-}
-
-static void ivpu_boot_host_ss_clk_drive(struct ivpu_device *vdev, bool enable)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_CPR_CLK_SET);
-
- if (enable) {
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_CLK_SET, TOP_NOC, val);
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_CLK_SET, DSS_MAS, val);
- val = REG_SET_FLD(MTL_VPU_HOST_SS_CPR_CLK_SET, MSS_MAS, val);
- } else {
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_CPR_CLK_SET, TOP_NOC, val);
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_CPR_CLK_SET, DSS_MAS, val);
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_CPR_CLK_SET, MSS_MAS, val);
- }
-
- REGV_WR32(MTL_VPU_HOST_SS_CPR_CLK_SET, val);
-}
-
-static int ivpu_boot_noc_qreqn_check(struct ivpu_device *vdev, u32 exp_val)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_NOC_QREQN);
-
- if (!REG_TEST_FLD_NUM(MTL_VPU_HOST_SS_NOC_QREQN, TOP_SOCMMIO, exp_val, val))
- return -EIO;
-
- return 0;
-}
-
-static int ivpu_boot_noc_qacceptn_check(struct ivpu_device *vdev, u32 exp_val)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_NOC_QACCEPTN);
-
- if (!REG_TEST_FLD_NUM(MTL_VPU_HOST_SS_NOC_QACCEPTN, TOP_SOCMMIO, exp_val, val))
- return -EIO;
-
- return 0;
-}
-
-static int ivpu_boot_noc_qdeny_check(struct ivpu_device *vdev, u32 exp_val)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_NOC_QDENY);
-
- if (!REG_TEST_FLD_NUM(MTL_VPU_HOST_SS_NOC_QDENY, TOP_SOCMMIO, exp_val, val))
- return -EIO;
-
- return 0;
-}
-
-static int ivpu_boot_top_noc_qrenqn_check(struct ivpu_device *vdev, u32 exp_val)
-{
- u32 val = REGV_RD32(MTL_VPU_TOP_NOC_QREQN);
-
- if (!REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QREQN, CPU_CTRL, exp_val, val) ||
- !REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QREQN, HOSTIF_L2CACHE, exp_val, val))
- return -EIO;
-
- return 0;
-}
-
-static int ivpu_boot_top_noc_qacceptn_check(struct ivpu_device *vdev, u32 exp_val)
-{
- u32 val = REGV_RD32(MTL_VPU_TOP_NOC_QACCEPTN);
-
- if (!REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QACCEPTN, CPU_CTRL, exp_val, val) ||
- !REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QACCEPTN, HOSTIF_L2CACHE, exp_val, val))
- return -EIO;
-
- return 0;
-}
-
-static int ivpu_boot_top_noc_qdeny_check(struct ivpu_device *vdev, u32 exp_val)
-{
- u32 val = REGV_RD32(MTL_VPU_TOP_NOC_QDENY);
-
- if (!REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QDENY, CPU_CTRL, exp_val, val) ||
- !REG_TEST_FLD_NUM(MTL_VPU_TOP_NOC_QDENY, HOSTIF_L2CACHE, exp_val, val))
- return -EIO;
-
- return 0;
-}
-
-static int ivpu_boot_host_ss_configure(struct ivpu_device *vdev)
-{
- ivpu_boot_host_ss_rst_clr_assert(vdev);
-
- return ivpu_boot_noc_qreqn_check(vdev, 0x0);
-}
-
-static void ivpu_boot_vpu_idle_gen_disable(struct ivpu_device *vdev)
-{
- REGV_WR32(MTL_VPU_HOST_SS_AON_VPU_IDLE_GEN, 0x0);
-}
-
-static int ivpu_boot_host_ss_axi_drive(struct ivpu_device *vdev, bool enable)
-{
- int ret;
- u32 val;
-
- val = REGV_RD32(MTL_VPU_HOST_SS_NOC_QREQN);
- if (enable)
- val = REG_SET_FLD(MTL_VPU_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
- else
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_NOC_QREQN, TOP_SOCMMIO, val);
- REGV_WR32(MTL_VPU_HOST_SS_NOC_QREQN, val);
-
- ret = ivpu_boot_noc_qacceptn_check(vdev, enable ? 0x1 : 0x0);
- if (ret) {
- ivpu_err(vdev, "Failed qacceptn check: %d\n", ret);
- return ret;
- }
-
- ret = ivpu_boot_noc_qdeny_check(vdev, 0x0);
- if (ret)
- ivpu_err(vdev, "Failed qdeny check: %d\n", ret);
-
- return ret;
-}
-
-static int ivpu_boot_host_ss_axi_enable(struct ivpu_device *vdev)
-{
- return ivpu_boot_host_ss_axi_drive(vdev, true);
-}
-
-static int ivpu_boot_host_ss_top_noc_drive(struct ivpu_device *vdev, bool enable)
-{
- int ret;
- u32 val;
-
- val = REGV_RD32(MTL_VPU_TOP_NOC_QREQN);
- if (enable) {
- val = REG_SET_FLD(MTL_VPU_TOP_NOC_QREQN, CPU_CTRL, val);
- val = REG_SET_FLD(MTL_VPU_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
- } else {
- val = REG_CLR_FLD(MTL_VPU_TOP_NOC_QREQN, CPU_CTRL, val);
- val = REG_CLR_FLD(MTL_VPU_TOP_NOC_QREQN, HOSTIF_L2CACHE, val);
- }
- REGV_WR32(MTL_VPU_TOP_NOC_QREQN, val);
-
- ret = ivpu_boot_top_noc_qacceptn_check(vdev, enable ? 0x1 : 0x0);
- if (ret) {
- ivpu_err(vdev, "Failed qacceptn check: %d\n", ret);
- return ret;
- }
-
- ret = ivpu_boot_top_noc_qdeny_check(vdev, 0x0);
- if (ret)
- ivpu_err(vdev, "Failed qdeny check: %d\n", ret);
-
- return ret;
-}
-
-static int ivpu_boot_host_ss_top_noc_enable(struct ivpu_device *vdev)
-{
- return ivpu_boot_host_ss_top_noc_drive(vdev, true);
-}
-
-static void ivpu_boot_pwr_island_trickle_drive(struct ivpu_device *vdev, bool enable)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0);
-
- if (enable)
- val = REG_SET_FLD(MTL_VPU_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, MSS_CPU, val);
- else
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, MSS_CPU, val);
-
- REGV_WR32(MTL_VPU_HOST_SS_AON_PWR_ISLAND_TRICKLE_EN0, val);
-}
-
-static void ivpu_boot_pwr_island_drive(struct ivpu_device *vdev, bool enable)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_AON_PWR_ISLAND_EN0);
-
- if (enable)
- val = REG_SET_FLD(MTL_VPU_HOST_SS_AON_PWR_ISLAND_EN0, MSS_CPU, val);
- else
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_AON_PWR_ISLAND_EN0, MSS_CPU, val);
-
- REGV_WR32(MTL_VPU_HOST_SS_AON_PWR_ISLAND_EN0, val);
-}
-
-static int ivpu_boot_wait_for_pwr_island_status(struct ivpu_device *vdev, u32 exp_val)
-{
- /* FPGA model (UPF) is not power aware, skipped Power Island polling */
- if (ivpu_is_fpga(vdev))
- return 0;
-
- return REGV_POLL_FLD(MTL_VPU_HOST_SS_AON_PWR_ISLAND_STATUS0, MSS_CPU,
- exp_val, PWR_ISLAND_STATUS_TIMEOUT_US);
-}
-
-static void ivpu_boot_pwr_island_isolation_drive(struct ivpu_device *vdev, bool enable)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_AON_PWR_ISO_EN0);
-
- if (enable)
- val = REG_SET_FLD(MTL_VPU_HOST_SS_AON_PWR_ISO_EN0, MSS_CPU, val);
- else
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_AON_PWR_ISO_EN0, MSS_CPU, val);
-
- REGV_WR32(MTL_VPU_HOST_SS_AON_PWR_ISO_EN0, val);
-}
-
-static void ivpu_boot_dpu_active_drive(struct ivpu_device *vdev, bool enable)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_SS_AON_DPU_ACTIVE);
-
- if (enable)
- val = REG_SET_FLD(MTL_VPU_HOST_SS_AON_DPU_ACTIVE, DPU_ACTIVE, val);
- else
- val = REG_CLR_FLD(MTL_VPU_HOST_SS_AON_DPU_ACTIVE, DPU_ACTIVE, val);
-
- REGV_WR32(MTL_VPU_HOST_SS_AON_DPU_ACTIVE, val);
-}
-
-static int ivpu_boot_pwr_domain_enable(struct ivpu_device *vdev)
-{
- int ret;
-
- ivpu_boot_pwr_island_trickle_drive(vdev, true);
- ivpu_boot_pwr_island_drive(vdev, true);
-
- ret = ivpu_boot_wait_for_pwr_island_status(vdev, 0x1);
- if (ret) {
- ivpu_err(vdev, "Timed out waiting for power island status\n");
- return ret;
- }
-
- ret = ivpu_boot_top_noc_qrenqn_check(vdev, 0x0);
- if (ret) {
- ivpu_err(vdev, "Failed qrenqn check %d\n", ret);
- return ret;
- }
-
- ivpu_boot_host_ss_clk_drive(vdev, true);
- ivpu_boot_pwr_island_isolation_drive(vdev, false);
- ivpu_boot_host_ss_rst_drive(vdev, true);
- ivpu_boot_dpu_active_drive(vdev, true);
-
- return ret;
-}
-
-static void ivpu_boot_no_snoop_enable(struct ivpu_device *vdev)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_IF_TCU_PTW_OVERRIDES);
-
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TCU_PTW_OVERRIDES, NOSNOOP_OVERRIDE_EN, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TCU_PTW_OVERRIDES, AW_NOSNOOP_OVERRIDE, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TCU_PTW_OVERRIDES, AR_NOSNOOP_OVERRIDE, val);
-
- REGV_WR32(MTL_VPU_HOST_IF_TCU_PTW_OVERRIDES, val);
-}
-
-static void ivpu_boot_tbu_mmu_enable(struct ivpu_device *vdev)
-{
- u32 val = REGV_RD32(MTL_VPU_HOST_IF_TBU_MMUSSIDV);
-
- if (ivpu_is_fpga(vdev)) {
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU0_AWMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU0_ARMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU2_AWMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU2_ARMMUSSIDV, val);
- } else {
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU0_AWMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU0_ARMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU1_AWMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU1_ARMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU2_AWMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU2_ARMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU3_AWMMUSSIDV, val);
- val = REG_SET_FLD(MTL_VPU_HOST_IF_TBU_MMUSSIDV, TBU3_ARMMUSSIDV, val);
- }
-
- REGV_WR32(MTL_VPU_HOST_IF_TBU_MMUSSIDV, val);
-}
-
-static void ivpu_boot_soc_cpu_boot(struct ivpu_device *vdev)
-{
- u32 val;
-
- val = REGV_RD32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC);
- val = REG_SET_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RSTRUN0, val);
-
- val = REG_CLR_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RSTVEC, val);
- REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
-
- val = REG_SET_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val);
- REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
-
- val = REG_CLR_FLD(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, IRQI_RESUME0, val);
- REGV_WR32(MTL_VPU_CPU_SS_MSSCPU_CPR_LEON_RT_VEC, val);
-
- val = vdev->fw->entry_point >> 9;
- REGV_WR32(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, val);
-
- val = REG_SET_FLD(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, DONE, val);
- REGV_WR32(MTL_VPU_HOST_SS_LOADING_ADDRESS_LO, val);
-
- ivpu_dbg(vdev, PM, "Booting firmware, mode: %s\n",
- vdev->fw->entry_point == vdev->fw->cold_boot_entry_point ? "cold boot" : "resume");
-}
-
-static int ivpu_boot_d0i3_drive(struct ivpu_device *vdev, bool enable)
-{
- int ret;
- u32 val;
-
- ret = REGB_POLL_FLD(MTL_BUTTRESS_VPU_D0I3_CONTROL, INPROGRESS, 0, TIMEOUT_US);
- if (ret) {
- ivpu_err(vdev, "Failed to sync before D0i3 transition: %d\n", ret);
- return ret;
- }
-
- val = REGB_RD32(MTL_BUTTRESS_VPU_D0I3_CONTROL);
- if (enable)
- val = REG_SET_FLD(MTL_BUTTRESS_VPU_D0I3_CONTROL, I3, val);
- else
- val = REG_CLR_FLD(MTL_BUTTRESS_VPU_D0I3_CONTROL, I3, val);
- REGB_WR32(MTL_BUTTRESS_VPU_D0I3_CONTROL, val);
-
- ret = REGB_POLL_FLD(MTL_BUTTRESS_VPU_D0I3_CONTROL, INPROGRESS, 0, TIMEOUT_US);
- if (ret)
- ivpu_err(vdev, "Failed to sync after D0i3 transition: %d\n", ret);
-
- return ret;
-}
-
-static int ivpu_hw_mtl_info_init(struct ivpu_device *vdev)
-{
- struct ivpu_hw_info *hw = vdev->hw;
-
- hw->tile_fuse = TILE_FUSE_ENABLE_BOTH;
- hw->sku = TILE_SKU_BOTH_MTL;
- hw->config = WP_CONFIG_2_TILE_4_3_RATIO;
-
- ivpu_pll_init_frequency_ratios(vdev);
-
- ivpu_hw_init_range(&hw->ranges.global_low, 0x80000000, SZ_512M);
- ivpu_hw_init_range(&hw->ranges.global_high, 0x180000000, SZ_2M);
- ivpu_hw_init_range(&hw->ranges.user_low, 0xc0000000, 255 * SZ_1M);
- ivpu_hw_init_range(&hw->ranges.user_high, 0x180000000, SZ_2G);
- hw->ranges.global_aliased_pio = hw->ranges.user_low;
-
- return 0;
-}
-
-static int ivpu_hw_mtl_reset(struct ivpu_device *vdev)
-{
- int ret;
- u32 val;
-
- if (IVPU_WA(punit_disabled))
- return 0;
-
- ret = REGB_POLL_FLD(MTL_BUTTRESS_VPU_IP_RESET, TRIGGER, 0, TIMEOUT_US);
- if (ret) {
- ivpu_err(vdev, "Timed out waiting for TRIGGER bit\n");
- return ret;
- }
-
- val = REGB_RD32(MTL_BUTTRESS_VPU_IP_RESET);
- val = REG_SET_FLD(MTL_BUTTRESS_VPU_IP_RESET, TRIGGER, val);
- REGB_WR32(MTL_BUTTRESS_VPU_IP_RESET, val);
-
- ret = REGB_POLL_FLD(MTL_BUTTRESS_VPU_IP_RESET, TRIGGER, 0, TIMEOUT_US);
- if (ret)
- ivpu_err(vdev, "Timed out waiting for RESET completion\n");
-
- return ret;
-}
-
-static int ivpu_hw_mtl_d0i3_enable(struct ivpu_device *vdev)
-{
- int ret;
-
- ret = ivpu_boot_d0i3_drive(vdev, true);
- if (ret)
- ivpu_err(vdev, "Failed to enable D0i3: %d\n", ret);
-
- udelay(5); /* VPU requires 5 us to complete the transition */
-
- return ret;
-}
-
-static int ivpu_hw_mtl_d0i3_disable(struct ivpu_device *vdev)
-{
- int ret;
-
- ret = ivpu_boot_d0i3_drive(vdev, false);
- if (ret)
- ivpu_err(vdev, "Failed to disable D0i3: %d\n", ret);
-
- return ret;
-}
-
-static int ivpu_hw_mtl_power_up(struct ivpu_device *vdev)
-{
- int ret;
-
- ivpu_hw_read_platform(vdev);
- ivpu_hw_wa_init(vdev);
- ivpu_hw_timeouts_init(vdev);
-
- ret = ivpu_hw_mtl_reset(vdev);
- if (ret)
- ivpu_warn(vdev, "Failed to reset HW: %d\n", ret);
-
- ret = ivpu_hw_mtl_d0i3_disable(vdev);
- if (ret)
- ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret);
-
- ret = ivpu_pll_enable(vdev);
- if (ret) {
- ivpu_err(vdev, "Failed to enable PLL: %d\n", ret);
- return ret;
- }
-
- ret = ivpu_boot_host_ss_configure(vdev);
- if (ret) {
- ivpu_err(vdev, "Failed to configure host SS: %d\n", ret);
- return ret;
- }
-
- /*
- * The control circuitry for vpu_idle indication logic powers up active.
- * To ensure unnecessary low power mode signal from LRT during bring up,
- * KMD disables the circuitry prior to bringing up the Main Power island.
- */
- ivpu_boot_vpu_idle_gen_disable(vdev);
-
- ret = ivpu_boot_pwr_domain_enable(vdev);
- if (ret) {
- ivpu_err(vdev, "Failed to enable power domain: %d\n", ret);
- return ret;
- }
-
- ret = ivpu_boot_host_ss_axi_enable(vdev);
- if (ret) {
- ivpu_err(vdev, "Failed to enable AXI: %d\n", ret);
- return ret;
- }
-
- ret = ivpu_boot_host_ss_top_noc_enable(vdev);
- if (ret)
- ivpu_err(vdev, "Failed to enable TOP NOC: %d\n", ret);
-
- return ret;
-}
-
-static int ivpu_hw_mtl_boot_fw(struct ivpu_device *vdev)
-{
- ivpu_boot_no_snoop_enable(vdev);
- ivpu_boot_tbu_mmu_enable(vdev);
- ivpu_boot_soc_cpu_boot(vdev);
-
- return 0;
-}
-
-static bool ivpu_hw_mtl_is_idle(struct ivpu_device *vdev)
-{
- u32 val;
-
- if (IVPU_WA(punit_disabled))
- return true;
-
- val = REGB_RD32(MTL_BUTTRESS_VPU_STATUS);
- return REG_TEST_FLD(MTL_BUTTRESS_VPU_STATUS, READY, val) &&
- REG_TEST_FLD(MTL_BUTTRESS_VPU_STATUS, IDLE, val);
-}
-
-static int ivpu_hw_mtl_power_down(struct ivpu_device *vdev)
-{
- int ret = 0;
-
- if (ivpu_hw_mtl_reset(vdev)) {
- ivpu_err(vdev, "Failed to reset the VPU\n");
- ret = -EIO;
- }
-
- if (ivpu_pll_disable(vdev)) {
- ivpu_err(vdev, "Failed to disable PLL\n");
- ret = -EIO;
- }
-
- if (ivpu_hw_mtl_d0i3_enable(vdev))
- ivpu_warn(vdev, "Failed to enable D0I3\n");
-
- return ret;
-}
-
-static void ivpu_hw_mtl_wdt_disable(struct ivpu_device *vdev)
-{
- u32 val;
-
- /* Enable writing and set non-zero WDT value */
- REGV_WR32(MTL_VPU_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
- REGV_WR32(MTL_VPU_CPU_SS_TIM_WATCHDOG, TIM_WATCHDOG_RESET_VALUE);
-
- /* Enable writing and disable watchdog timer */
- REGV_WR32(MTL_VPU_CPU_SS_TIM_SAFE, TIM_SAFE_ENABLE);
- REGV_WR32(MTL_VPU_CPU_SS_TIM_WDOG_EN, 0);
-
- /* Now clear the timeout interrupt */
- val = REGV_RD32(MTL_VPU_CPU_SS_TIM_GEN_CONFIG);
- val = REG_CLR_FLD(MTL_VPU_CPU_SS_TIM_GEN_CONFIG, WDOG_TO_INT_CLR, val);
- REGV_WR32(MTL_VPU_CPU_SS_TIM_GEN_CONFIG, val);
-}
-
-static u32 ivpu_hw_mtl_pll_to_freq(u32 ratio, u32 config)
-{
- u32 pll_clock = PLL_REF_CLK_FREQ * ratio;
- u32 cpu_clock;
-
- if ((config & 0xff) == PLL_RATIO_4_3)
- cpu_clock = pll_clock * 2 / 4;
- else
- cpu_clock = pll_clock * 2 / 5;
-
- return cpu_clock;
-}
-
-/* Register indirect accesses */
-static u32 ivpu_hw_mtl_reg_pll_freq_get(struct ivpu_device *vdev)
-{
- u32 pll_curr_ratio;
-
- pll_curr_ratio = REGB_RD32(MTL_BUTTRESS_CURRENT_PLL);
- pll_curr_ratio &= MTL_BUTTRESS_CURRENT_PLL_RATIO_MASK;
-
- if (!ivpu_is_silicon(vdev))
- return PLL_SIMULATION_FREQ;
-
- return ivpu_hw_mtl_pll_to_freq(pll_curr_ratio, vdev->hw->config);
-}
-
-static u32 ivpu_hw_mtl_reg_telemetry_offset_get(struct ivpu_device *vdev)
-{
- return REGB_RD32(MTL_BUTTRESS_VPU_TELEMETRY_OFFSET);
-}
-
-static u32 ivpu_hw_mtl_reg_telemetry_size_get(struct ivpu_device *vdev)
-{
- return REGB_RD32(MTL_BUTTRESS_VPU_TELEMETRY_SIZE);
-}
-
-static u32 ivpu_hw_mtl_reg_telemetry_enable_get(struct ivpu_device *vdev)
-{
- return REGB_RD32(MTL_BUTTRESS_VPU_TELEMETRY_ENABLE);
-}
-
-static void ivpu_hw_mtl_reg_db_set(struct ivpu_device *vdev, u32 db_id)
-{
- u32 reg_stride = MTL_VPU_CPU_SS_DOORBELL_1 - MTL_VPU_CPU_SS_DOORBELL_0;
- u32 val = REG_FLD(MTL_VPU_CPU_SS_DOORBELL_0, SET);
-
- REGV_WR32I(MTL_VPU_CPU_SS_DOORBELL_0, reg_stride, db_id, val);
-}
-
-static u32 ivpu_hw_mtl_reg_ipc_rx_addr_get(struct ivpu_device *vdev)
-{
- return REGV_RD32(MTL_VPU_HOST_SS_TIM_IPC_FIFO_ATM);
-}
-
-static u32 ivpu_hw_mtl_reg_ipc_rx_count_get(struct ivpu_device *vdev)
-{
- u32 count = REGV_RD32_SILENT(MTL_VPU_HOST_SS_TIM_IPC_FIFO_STAT);
-
- return REG_GET_FLD(MTL_VPU_HOST_SS_TIM_IPC_FIFO_STAT, FILL_LEVEL, count);
-}
-
-static void ivpu_hw_mtl_reg_ipc_tx_set(struct ivpu_device *vdev, u32 vpu_addr)
-{
- REGV_WR32(MTL_VPU_CPU_SS_TIM_IPC_FIFO, vpu_addr);
-}
-
-static void ivpu_hw_mtl_irq_clear(struct ivpu_device *vdev)
-{
- REGV_WR64(MTL_VPU_HOST_SS_ICB_CLEAR_0, ICB_0_1_IRQ_MASK);
-}
-
-static void ivpu_hw_mtl_irq_enable(struct ivpu_device *vdev)
-{
- REGV_WR32(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, ITF_FIREWALL_VIOLATION_MASK);
- REGV_WR64(MTL_VPU_HOST_SS_ICB_ENABLE_0, ICB_0_1_IRQ_MASK);
- REGB_WR32(MTL_BUTTRESS_LOCAL_INT_MASK, BUTTRESS_IRQ_ENABLE_MASK);
- REGB_WR32(MTL_BUTTRESS_GLOBAL_INT_MASK, 0x0);
-}
-
-static void ivpu_hw_mtl_irq_disable(struct ivpu_device *vdev)
-{
- REGB_WR32(MTL_BUTTRESS_GLOBAL_INT_MASK, 0x1);
- REGB_WR32(MTL_BUTTRESS_LOCAL_INT_MASK, BUTTRESS_IRQ_DISABLE_MASK);
- REGV_WR64(MTL_VPU_HOST_SS_ICB_ENABLE_0, 0x0ull);
- REGB_WR32(MTL_VPU_HOST_SS_FW_SOC_IRQ_EN, 0x0);
-}
-
-static void ivpu_hw_mtl_irq_wdt_nce_handler(struct ivpu_device *vdev)
-{
- ivpu_err_ratelimited(vdev, "WDT NCE irq\n");
-
- ivpu_pm_schedule_recovery(vdev);
-}
-
-static void ivpu_hw_mtl_irq_wdt_mss_handler(struct ivpu_device *vdev)
-{
- ivpu_err_ratelimited(vdev, "WDT MSS irq\n");
-
- ivpu_hw_wdt_disable(vdev);
- ivpu_pm_schedule_recovery(vdev);
-}
-
-static void ivpu_hw_mtl_irq_noc_firewall_handler(struct ivpu_device *vdev)
-{
- ivpu_err_ratelimited(vdev, "NOC Firewall irq\n");
-
- ivpu_pm_schedule_recovery(vdev);
-}
-
-/* Handler for IRQs from VPU core (irqV) */
-static u32 ivpu_hw_mtl_irqv_handler(struct ivpu_device *vdev, int irq)
-{
- u32 status = REGV_RD32(MTL_VPU_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK;
-
- REGV_WR32(MTL_VPU_HOST_SS_ICB_CLEAR_0, status);
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, MMU_IRQ_0_INT, status))
- ivpu_mmu_irq_evtq_handler(vdev);
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, HOST_IPC_FIFO_INT, status))
- ivpu_ipc_irq_handler(vdev);
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, MMU_IRQ_1_INT, status))
- ivpu_dbg(vdev, IRQ, "MMU sync complete\n");
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, MMU_IRQ_2_INT, status))
- ivpu_mmu_irq_gerr_handler(vdev);
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, status))
- ivpu_hw_mtl_irq_wdt_mss_handler(vdev);
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, status))
- ivpu_hw_mtl_irq_wdt_nce_handler(vdev);
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, status))
- ivpu_hw_mtl_irq_noc_firewall_handler(vdev);
-
- return status;
-}
-
-/* Handler for IRQs from Buttress core (irqB) */
-static u32 ivpu_hw_mtl_irqb_handler(struct ivpu_device *vdev, int irq)
-{
- u32 status = REGB_RD32(MTL_BUTTRESS_INTERRUPT_STAT) & BUTTRESS_IRQ_MASK;
- bool schedule_recovery = false;
-
- if (status == 0)
- return 0;
-
- /* Disable global interrupt before handling local buttress interrupts */
- REGB_WR32(MTL_BUTTRESS_GLOBAL_INT_MASK, 0x1);
-
- if (REG_TEST_FLD(MTL_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE, status))
- ivpu_dbg(vdev, IRQ, "FREQ_CHANGE irq: %08x", REGB_RD32(MTL_BUTTRESS_CURRENT_PLL));
-
- if (REG_TEST_FLD(MTL_BUTTRESS_INTERRUPT_STAT, ATS_ERR, status)) {
- ivpu_err(vdev, "ATS_ERR irq 0x%016llx", REGB_RD64(MTL_BUTTRESS_ATS_ERR_LOG_0));
- REGB_WR32(MTL_BUTTRESS_ATS_ERR_CLEAR, 0x1);
- schedule_recovery = true;
- }
-
- if (REG_TEST_FLD(MTL_BUTTRESS_INTERRUPT_STAT, UFI_ERR, status)) {
- u32 ufi_log = REGB_RD32(MTL_BUTTRESS_UFI_ERR_LOG);
-
- ivpu_err(vdev, "UFI_ERR irq (0x%08x) opcode: 0x%02lx axi_id: 0x%02lx cq_id: 0x%03lx",
- ufi_log, REG_GET_FLD(MTL_BUTTRESS_UFI_ERR_LOG, OPCODE, ufi_log),
- REG_GET_FLD(MTL_BUTTRESS_UFI_ERR_LOG, AXI_ID, ufi_log),
- REG_GET_FLD(MTL_BUTTRESS_UFI_ERR_LOG, CQ_ID, ufi_log));
- REGB_WR32(MTL_BUTTRESS_UFI_ERR_CLEAR, 0x1);
- schedule_recovery = true;
- }
-
- /*
- * Clear local interrupt status by writing 0 to all bits.
- * This must be done after interrupts are cleared at the source.
- * Writing 1 triggers an interrupt, so we can't perform read update write.
- */
- REGB_WR32(MTL_BUTTRESS_INTERRUPT_STAT, 0x0);
-
- /* Re-enable global interrupt */
- REGB_WR32(MTL_BUTTRESS_GLOBAL_INT_MASK, 0x0);
-
- if (schedule_recovery)
- ivpu_pm_schedule_recovery(vdev);
-
- return status;
-}
-
-static irqreturn_t ivpu_hw_mtl_irq_handler(int irq, void *ptr)
-{
- struct ivpu_device *vdev = ptr;
- u32 ret_irqv, ret_irqb;
-
- ret_irqv = ivpu_hw_mtl_irqv_handler(vdev, irq);
- ret_irqb = ivpu_hw_mtl_irqb_handler(vdev, irq);
-
- return IRQ_RETVAL(ret_irqb | ret_irqv);
-}
-
-static void ivpu_hw_mtl_diagnose_failure(struct ivpu_device *vdev)
-{
- u32 irqv = REGV_RD32(MTL_VPU_HOST_SS_ICB_STATUS_0) & ICB_0_IRQ_MASK;
- u32 irqb = REGB_RD32(MTL_BUTTRESS_INTERRUPT_STAT) & BUTTRESS_IRQ_MASK;
-
- if (ivpu_hw_mtl_reg_ipc_rx_count_get(vdev))
- ivpu_err(vdev, "IPC FIFO queue not empty, missed IPC IRQ");
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_0_INT, irqv))
- ivpu_err(vdev, "WDT MSS timeout detected\n");
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, CPU_INT_REDIRECT_1_INT, irqv))
- ivpu_err(vdev, "WDT NCE timeout detected\n");
-
- if (REG_TEST_FLD(MTL_VPU_HOST_SS_ICB_STATUS_0, NOC_FIREWALL_INT, irqv))
- ivpu_err(vdev, "NOC Firewall irq detected\n");
-
- if (REG_TEST_FLD(MTL_BUTTRESS_INTERRUPT_STAT, ATS_ERR, irqb))
- ivpu_err(vdev, "ATS_ERR irq 0x%016llx", REGB_RD64(MTL_BUTTRESS_ATS_ERR_LOG_0));
-
- if (REG_TEST_FLD(MTL_BUTTRESS_INTERRUPT_STAT, UFI_ERR, irqb)) {
- u32 ufi_log = REGB_RD32(MTL_BUTTRESS_UFI_ERR_LOG);
-
- ivpu_err(vdev, "UFI_ERR irq (0x%08x) opcode: 0x%02lx axi_id: 0x%02lx cq_id: 0x%03lx",
- ufi_log, REG_GET_FLD(MTL_BUTTRESS_UFI_ERR_LOG, OPCODE, ufi_log),
- REG_GET_FLD(MTL_BUTTRESS_UFI_ERR_LOG, AXI_ID, ufi_log),
- REG_GET_FLD(MTL_BUTTRESS_UFI_ERR_LOG, CQ_ID, ufi_log));
- }
-}
-
-const struct ivpu_hw_ops ivpu_hw_mtl_ops = {
- .info_init = ivpu_hw_mtl_info_init,
- .power_up = ivpu_hw_mtl_power_up,
- .is_idle = ivpu_hw_mtl_is_idle,
- .power_down = ivpu_hw_mtl_power_down,
- .boot_fw = ivpu_hw_mtl_boot_fw,
- .wdt_disable = ivpu_hw_mtl_wdt_disable,
- .diagnose_failure = ivpu_hw_mtl_diagnose_failure,
- .reg_pll_freq_get = ivpu_hw_mtl_reg_pll_freq_get,
- .reg_telemetry_offset_get = ivpu_hw_mtl_reg_telemetry_offset_get,
- .reg_telemetry_size_get = ivpu_hw_mtl_reg_telemetry_size_get,
- .reg_telemetry_enable_get = ivpu_hw_mtl_reg_telemetry_enable_get,
- .reg_db_set = ivpu_hw_mtl_reg_db_set,
- .reg_ipc_rx_addr_get = ivpu_hw_mtl_reg_ipc_rx_addr_get,
- .reg_ipc_rx_count_get = ivpu_hw_mtl_reg_ipc_rx_count_get,
- .reg_ipc_tx_set = ivpu_hw_mtl_reg_ipc_tx_set,
- .irq_clear = ivpu_hw_mtl_irq_clear,
- .irq_enable = ivpu_hw_mtl_irq_enable,
- .irq_disable = ivpu_hw_mtl_irq_disable,
- .irq_handler = ivpu_hw_mtl_irq_handler,
-};