162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Hantro VPU codec driver 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (C) 2018 Rockchip Electronics Co., Ltd. 662306a36Sopenharmony_ci * Jeffy Chen <jeffy.chen@rock-chips.com> 762306a36Sopenharmony_ci * Copyright (C) 2019 Pengutronix, Philipp Zabel <kernel@pengutronix.de> 862306a36Sopenharmony_ci * Copyright (C) 2021 Collabora Ltd, Emil Velikov <emil.velikov@collabora.com> 962306a36Sopenharmony_ci */ 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ci#include "hantro.h" 1262306a36Sopenharmony_ci#include "hantro_g1_regs.h" 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_ciirqreturn_t hantro_g1_irq(int irq, void *dev_id) 1562306a36Sopenharmony_ci{ 1662306a36Sopenharmony_ci struct hantro_dev *vpu = dev_id; 1762306a36Sopenharmony_ci enum vb2_buffer_state state; 1862306a36Sopenharmony_ci u32 status; 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ci status = vdpu_read(vpu, G1_REG_INTERRUPT); 2162306a36Sopenharmony_ci state = (status & G1_REG_INTERRUPT_DEC_RDY_INT) ? 2262306a36Sopenharmony_ci VB2_BUF_STATE_DONE : VB2_BUF_STATE_ERROR; 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci vdpu_write(vpu, 0, G1_REG_INTERRUPT); 2562306a36Sopenharmony_ci vdpu_write(vpu, G1_REG_CONFIG_DEC_CLK_GATE_E, G1_REG_CONFIG); 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ci hantro_irq_done(vpu, state); 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci return IRQ_HANDLED; 3062306a36Sopenharmony_ci} 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_civoid hantro_g1_reset(struct hantro_ctx *ctx) 3362306a36Sopenharmony_ci{ 3462306a36Sopenharmony_ci struct hantro_dev *vpu = ctx->dev; 3562306a36Sopenharmony_ci 3662306a36Sopenharmony_ci vdpu_write(vpu, G1_REG_INTERRUPT_DEC_IRQ_DIS, G1_REG_INTERRUPT); 3762306a36Sopenharmony_ci vdpu_write(vpu, G1_REG_CONFIG_DEC_CLK_GATE_E, G1_REG_CONFIG); 3862306a36Sopenharmony_ci vdpu_write(vpu, 1, G1_REG_SOFT_RESET); 3962306a36Sopenharmony_ci} 40