581 lines
16 KiB
C
581 lines
16 KiB
C
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// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
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//
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// This file is provided under a dual BSD/GPLv2 license. When using or
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// redistributing this file, you may do so under either license.
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//
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// Copyright(c) 2018-2022 Intel Corporation. All rights reserved.
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//
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#include <linux/delay.h>
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#include <linux/device.h>
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#include <linux/dma-mapping.h>
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#include <linux/firmware.h>
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#include <linux/fs.h>
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#include <linux/interrupt.h>
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#include <linux/mm.h>
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#include <linux/module.h>
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#include <linux/pci.h>
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#include <linux/pm_runtime.h>
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#include <linux/slab.h>
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#include <sound/hdaudio_ext.h>
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#include <sound/sof.h>
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#include <sound/pcm_params.h>
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#include "../sof-priv.h"
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#include "../ops.h"
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#include "hda.h"
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#define HDA_SKL_WAIT_TIMEOUT 500 /* 500 msec */
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#define HDA_SKL_CLDMA_MAX_BUFFER_SIZE (32 * PAGE_SIZE)
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/* Stream Reset */
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#define HDA_CL_SD_CTL_SRST_SHIFT 0
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#define HDA_CL_SD_CTL_SRST(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_SRST_SHIFT)
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/* Stream Run */
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#define HDA_CL_SD_CTL_RUN_SHIFT 1
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#define HDA_CL_SD_CTL_RUN(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_RUN_SHIFT)
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/* Interrupt On Completion Enable */
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#define HDA_CL_SD_CTL_IOCE_SHIFT 2
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#define HDA_CL_SD_CTL_IOCE(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_IOCE_SHIFT)
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/* FIFO Error Interrupt Enable */
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#define HDA_CL_SD_CTL_FEIE_SHIFT 3
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#define HDA_CL_SD_CTL_FEIE(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_FEIE_SHIFT)
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/* Descriptor Error Interrupt Enable */
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#define HDA_CL_SD_CTL_DEIE_SHIFT 4
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#define HDA_CL_SD_CTL_DEIE(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_DEIE_SHIFT)
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/* FIFO Limit Change */
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#define HDA_CL_SD_CTL_FIFOLC_SHIFT 5
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#define HDA_CL_SD_CTL_FIFOLC(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_FIFOLC_SHIFT)
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/* Stripe Control */
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#define HDA_CL_SD_CTL_STRIPE_SHIFT 16
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#define HDA_CL_SD_CTL_STRIPE(x) (((x) & 0x3) << \
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HDA_CL_SD_CTL_STRIPE_SHIFT)
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/* Traffic Priority */
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#define HDA_CL_SD_CTL_TP_SHIFT 18
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#define HDA_CL_SD_CTL_TP(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_TP_SHIFT)
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/* Bidirectional Direction Control */
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#define HDA_CL_SD_CTL_DIR_SHIFT 19
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#define HDA_CL_SD_CTL_DIR(x) (((x) & 0x1) << \
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HDA_CL_SD_CTL_DIR_SHIFT)
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/* Stream Number */
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#define HDA_CL_SD_CTL_STRM_SHIFT 20
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#define HDA_CL_SD_CTL_STRM(x) (((x) & 0xf) << \
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HDA_CL_SD_CTL_STRM_SHIFT)
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#define HDA_CL_SD_CTL_INT(x) \
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(HDA_CL_SD_CTL_IOCE(x) | \
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HDA_CL_SD_CTL_FEIE(x) | \
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HDA_CL_SD_CTL_DEIE(x))
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#define HDA_CL_SD_CTL_INT_MASK \
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(HDA_CL_SD_CTL_IOCE(1) | \
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HDA_CL_SD_CTL_FEIE(1) | \
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HDA_CL_SD_CTL_DEIE(1))
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#define DMA_ADDRESS_128_BITS_ALIGNMENT 7
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#define BDL_ALIGN(x) ((x) >> DMA_ADDRESS_128_BITS_ALIGNMENT)
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/* Buffer Descriptor List Lower Base Address */
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#define HDA_CL_SD_BDLPLBA_SHIFT 7
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#define HDA_CL_SD_BDLPLBA_MASK GENMASK(31, 7)
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#define HDA_CL_SD_BDLPLBA(x) \
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((BDL_ALIGN(lower_32_bits(x)) << HDA_CL_SD_BDLPLBA_SHIFT) & \
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HDA_CL_SD_BDLPLBA_MASK)
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/* Buffer Descriptor List Upper Base Address */
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#define HDA_CL_SD_BDLPUBA(x) \
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(upper_32_bits(x))
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/* Software Position in Buffer Enable */
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#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT 0
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#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK \
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(1 << HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT)
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#define HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(x) \
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(((x) << HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_SHIFT) & \
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HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK)
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#define HDA_CL_DMA_SD_INT_COMPLETE 0x4
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static int cl_skl_cldma_setup_bdle(struct snd_sof_dev *sdev,
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struct snd_dma_buffer *dmab_data,
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__le32 **bdlp, int size, int with_ioc)
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{
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phys_addr_t addr = virt_to_phys(dmab_data->area);
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__le32 *bdl = *bdlp;
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/*
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* This code is simplified by using one fragment of physical memory and assuming
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* all the code fits. This could be improved with scatter-gather but the firmware
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* size is limited by DSP memory anyways
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*/
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bdl[0] = cpu_to_le32(lower_32_bits(addr));
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bdl[1] = cpu_to_le32(upper_32_bits(addr));
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bdl[2] = cpu_to_le32(size);
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bdl[3] = (!with_ioc) ? 0 : cpu_to_le32(0x01);
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return 1; /* one fragment */
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}
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static void cl_skl_cldma_stream_run(struct snd_sof_dev *sdev, bool enable)
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{
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int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
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unsigned char val;
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int retries;
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u32 run = enable ? 0x1 : 0;
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
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HDA_CL_SD_CTL_RUN(1), HDA_CL_SD_CTL_RUN(run));
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retries = 300;
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do {
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udelay(3);
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/* waiting for hardware to report the stream Run bit set */
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val = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL);
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val &= HDA_CL_SD_CTL_RUN(1);
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if (enable && val)
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break;
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else if (!enable && !val)
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break;
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} while (--retries);
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if (retries == 0)
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dev_err(sdev->dev, "%s: failed to set Run bit=%d enable=%d\n",
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__func__, val, enable);
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}
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static void cl_skl_cldma_stream_clear(struct snd_sof_dev *sdev)
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{
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int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
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/* make sure Run bit is cleared before setting stream register */
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cl_skl_cldma_stream_run(sdev, 0);
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/* Disable the Interrupt On Completion, FIFO Error Interrupt,
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* Descriptor Error Interrupt and set the cldma stream number to 0.
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*/
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
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HDA_CL_SD_CTL_INT_MASK, HDA_CL_SD_CTL_INT(0));
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
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HDA_CL_SD_CTL_STRM(0xf), HDA_CL_SD_CTL_STRM(0));
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPL, HDA_CL_SD_BDLPLBA(0));
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPU, 0);
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/* Set the Cyclic Buffer Length to 0. */
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CBL, 0);
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/* Set the Last Valid Index. */
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_LVI, 0);
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}
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static void cl_skl_cldma_setup_spb(struct snd_sof_dev *sdev,
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unsigned int size, bool enable)
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{
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int sd_offset = SOF_DSP_REG_CL_SPBFIFO;
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if (enable)
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL,
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HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK,
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HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(1));
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB, size);
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}
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static void cl_skl_cldma_set_intr(struct snd_sof_dev *sdev, bool enable)
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{
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u32 val = enable ? HDA_DSP_ADSPIC_CL_DMA : 0;
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC,
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HDA_DSP_ADSPIC_CL_DMA, val);
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}
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static void cl_skl_cldma_cleanup_spb(struct snd_sof_dev *sdev)
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{
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int sd_offset = SOF_DSP_REG_CL_SPBFIFO;
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPBFCCTL,
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HDA_CL_SPBFIFO_SPBFCCTL_SPIBE_MASK,
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HDA_CL_SPBFIFO_SPBFCCTL_SPIBE(0));
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SPBFIFO_SPIB, 0);
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}
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static void cl_skl_cldma_setup_controller(struct snd_sof_dev *sdev,
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struct snd_dma_buffer *dmab_bdl,
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unsigned int max_size, u32 count)
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{
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int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
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/* Clear the stream first and then set it. */
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cl_skl_cldma_stream_clear(sdev);
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/* setting the stream register */
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPL,
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HDA_CL_SD_BDLPLBA(dmab_bdl->addr));
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_BDLPU,
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HDA_CL_SD_BDLPUBA(dmab_bdl->addr));
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/* Set the Cyclic Buffer Length. */
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CBL, max_size);
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/* Set the Last Valid Index. */
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snd_sof_dsp_write(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_LVI, count - 1);
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/* Set the Interrupt On Completion, FIFO Error Interrupt,
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* Descriptor Error Interrupt and the cldma stream number.
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*/
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
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HDA_CL_SD_CTL_INT_MASK, HDA_CL_SD_CTL_INT(1));
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snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR,
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sd_offset + SOF_HDA_ADSP_REG_CL_SD_CTL,
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HDA_CL_SD_CTL_STRM(0xf),
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HDA_CL_SD_CTL_STRM(1));
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}
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static int cl_stream_prepare_skl(struct snd_sof_dev *sdev,
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struct snd_dma_buffer *dmab,
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struct snd_dma_buffer *dmab_bdl)
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{
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unsigned int bufsize = HDA_SKL_CLDMA_MAX_BUFFER_SIZE;
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__le32 *bdl;
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int frags;
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int ret;
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ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, bufsize, dmab);
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if (ret < 0) {
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dev_err(sdev->dev, "%s: failed to alloc fw buffer: %x\n", __func__, ret);
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return ret;
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}
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ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev, bufsize, dmab_bdl);
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if (ret < 0) {
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dev_err(sdev->dev, "%s: failed to alloc blde: %x\n", __func__, ret);
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snd_dma_free_pages(dmab);
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return ret;
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}
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bdl = (__le32 *)dmab_bdl->area;
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frags = cl_skl_cldma_setup_bdle(sdev, dmab, &bdl, bufsize, 1);
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cl_skl_cldma_setup_controller(sdev, dmab_bdl, bufsize, frags);
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return ret;
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}
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static void cl_cleanup_skl(struct snd_sof_dev *sdev,
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struct snd_dma_buffer *dmab,
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struct snd_dma_buffer *dmab_bdl)
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{
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cl_skl_cldma_cleanup_spb(sdev);
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cl_skl_cldma_stream_clear(sdev);
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snd_dma_free_pages(dmab);
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snd_dma_free_pages(dmab_bdl);
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}
|
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static int cl_dsp_init_skl(struct snd_sof_dev *sdev,
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struct snd_dma_buffer *dmab,
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struct snd_dma_buffer *dmab_bdl)
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{
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struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
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const struct sof_intel_dsp_desc *chip = hda->desc;
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unsigned int status;
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u32 flags;
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int ret;
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|
|
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/* check if the init_core is already enabled, if yes, reset and make it run,
|
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* if not, powerdown and enable it again.
|
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*/
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if (hda_dsp_core_is_enabled(sdev, chip->init_core_mask)) {
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/* if enabled, reset it, and run the init_core. */
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ret = hda_dsp_core_stall_reset(sdev, chip->init_core_mask);
|
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|
if (ret < 0)
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goto err;
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|
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ret = hda_dsp_core_run(sdev, chip->init_core_mask);
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|
if (ret < 0) {
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dev_err(sdev->dev, "%s: dsp core start failed %d\n", __func__, ret);
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goto err;
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|
}
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|
} else {
|
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|
/* if not enabled, power down it first and then powerup and run
|
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* the init_core.
|
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|
*/
|
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ret = hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
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|
if (ret < 0) {
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dev_err(sdev->dev, "%s: dsp core0 disable fail: %d\n", __func__, ret);
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goto err;
|
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|
}
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|
ret = hda_dsp_enable_core(sdev, chip->init_core_mask);
|
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|
if (ret < 0) {
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dev_err(sdev->dev, "%s: dsp core0 enable fail: %d\n", __func__, ret);
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goto err;
|
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|
}
|
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|
}
|
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|
|
||
|
/* prepare DMA for code loader stream */
|
||
|
ret = cl_stream_prepare_skl(sdev, dmab, dmab_bdl);
|
||
|
if (ret < 0) {
|
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|
dev_err(sdev->dev, "%s: dma prepare fw loading err: %x\n", __func__, ret);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
/* enable the interrupt */
|
||
|
snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC,
|
||
|
HDA_DSP_ADSPIC_IPC, HDA_DSP_ADSPIC_IPC);
|
||
|
|
||
|
/* enable IPC DONE interrupt */
|
||
|
snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
|
||
|
HDA_DSP_REG_HIPCCTL_DONE,
|
||
|
HDA_DSP_REG_HIPCCTL_DONE);
|
||
|
|
||
|
/* enable IPC BUSY interrupt */
|
||
|
snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl,
|
||
|
HDA_DSP_REG_HIPCCTL_BUSY,
|
||
|
HDA_DSP_REG_HIPCCTL_BUSY);
|
||
|
|
||
|
/* polling the ROM init status information. */
|
||
|
ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
|
||
|
chip->rom_status_reg, status,
|
||
|
(FSR_TO_STATE_CODE(status)
|
||
|
== FSR_STATE_INIT_DONE),
|
||
|
HDA_DSP_REG_POLL_INTERVAL_US,
|
||
|
chip->rom_init_timeout *
|
||
|
USEC_PER_MSEC);
|
||
|
if (ret < 0)
|
||
|
goto err;
|
||
|
|
||
|
return ret;
|
||
|
|
||
|
err:
|
||
|
flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX;
|
||
|
|
||
|
snd_sof_dsp_dbg_dump(sdev, "Boot failed\n", flags);
|
||
|
cl_cleanup_skl(sdev, dmab, dmab_bdl);
|
||
|
hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static void cl_skl_cldma_fill_buffer(struct snd_sof_dev *sdev,
|
||
|
struct snd_dma_buffer *dmab,
|
||
|
unsigned int bufsize,
|
||
|
unsigned int copysize,
|
||
|
const void *curr_pos,
|
||
|
bool intr_enable)
|
||
|
{
|
||
|
struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
|
||
|
|
||
|
/* copy the image into the buffer with the maximum buffer size. */
|
||
|
unsigned int size = (bufsize == copysize) ? bufsize : copysize;
|
||
|
|
||
|
memcpy(dmab->area, curr_pos, size);
|
||
|
|
||
|
/* Set the wait condition for every load. */
|
||
|
hda->code_loading = 1;
|
||
|
|
||
|
/* Set the interrupt. */
|
||
|
if (intr_enable)
|
||
|
cl_skl_cldma_set_intr(sdev, true);
|
||
|
|
||
|
/* Set the SPB. */
|
||
|
cl_skl_cldma_setup_spb(sdev, size, true);
|
||
|
|
||
|
/* Trigger the code loading stream. */
|
||
|
cl_skl_cldma_stream_run(sdev, true);
|
||
|
}
|
||
|
|
||
|
static int cl_skl_cldma_wait_interruptible(struct snd_sof_dev *sdev,
|
||
|
bool intr_wait)
|
||
|
{
|
||
|
struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
|
||
|
const struct sof_intel_dsp_desc *chip = hda->desc;
|
||
|
int sd_offset = SOF_HDA_ADSP_LOADER_BASE;
|
||
|
u8 cl_dma_intr_status;
|
||
|
|
||
|
/*
|
||
|
* Wait for CLDMA interrupt to inform the binary segment transfer is
|
||
|
* complete.
|
||
|
*/
|
||
|
if (!wait_event_timeout(hda->waitq, !hda->code_loading,
|
||
|
msecs_to_jiffies(HDA_SKL_WAIT_TIMEOUT))) {
|
||
|
dev_err(sdev->dev, "cldma copy timeout\n");
|
||
|
dev_err(sdev->dev, "ROM code=%#x: FW status=%#x\n",
|
||
|
snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_ERROR),
|
||
|
snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg));
|
||
|
return -EIO;
|
||
|
}
|
||
|
|
||
|
/* now check DMA interrupt status */
|
||
|
cl_dma_intr_status = snd_sof_dsp_read(sdev, HDA_DSP_BAR,
|
||
|
sd_offset + SOF_HDA_ADSP_REG_CL_SD_STS);
|
||
|
|
||
|
if (!(cl_dma_intr_status & HDA_CL_DMA_SD_INT_COMPLETE)) {
|
||
|
dev_err(sdev->dev, "cldma copy failed\n");
|
||
|
return -EIO;
|
||
|
}
|
||
|
|
||
|
dev_dbg(sdev->dev, "cldma buffer copy complete\n");
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int
|
||
|
cl_skl_cldma_copy_to_buf(struct snd_sof_dev *sdev,
|
||
|
struct snd_dma_buffer *dmab,
|
||
|
const void *bin,
|
||
|
u32 total_size, u32 bufsize)
|
||
|
{
|
||
|
unsigned int bytes_left = total_size;
|
||
|
const void *curr_pos = bin;
|
||
|
int ret;
|
||
|
|
||
|
if (total_size <= 0)
|
||
|
return -EINVAL;
|
||
|
|
||
|
while (bytes_left > 0) {
|
||
|
if (bytes_left > bufsize) {
|
||
|
dev_dbg(sdev->dev, "cldma copy %#x bytes\n", bufsize);
|
||
|
|
||
|
cl_skl_cldma_fill_buffer(sdev, dmab, bufsize, bufsize, curr_pos, true);
|
||
|
|
||
|
ret = cl_skl_cldma_wait_interruptible(sdev, false);
|
||
|
if (ret < 0) {
|
||
|
dev_err(sdev->dev, "%s: fw failed to load. %#x bytes remaining\n",
|
||
|
__func__, bytes_left);
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
bytes_left -= bufsize;
|
||
|
curr_pos += bufsize;
|
||
|
} else {
|
||
|
dev_dbg(sdev->dev, "cldma copy %#x bytes\n", bytes_left);
|
||
|
|
||
|
cl_skl_cldma_set_intr(sdev, false);
|
||
|
cl_skl_cldma_fill_buffer(sdev, dmab, bufsize, bytes_left, curr_pos, false);
|
||
|
return 0;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return bytes_left;
|
||
|
}
|
||
|
|
||
|
static int cl_copy_fw_skl(struct snd_sof_dev *sdev,
|
||
|
struct snd_dma_buffer *dmab)
|
||
|
|
||
|
{
|
||
|
struct snd_sof_pdata *plat_data = sdev->pdata;
|
||
|
const struct firmware *fw = plat_data->fw;
|
||
|
struct firmware stripped_firmware;
|
||
|
unsigned int bufsize = HDA_SKL_CLDMA_MAX_BUFFER_SIZE;
|
||
|
int ret;
|
||
|
|
||
|
stripped_firmware.data = plat_data->fw->data + plat_data->fw_offset;
|
||
|
stripped_firmware.size = plat_data->fw->size - plat_data->fw_offset;
|
||
|
|
||
|
dev_dbg(sdev->dev, "firmware size: %#zx buffer size %#x\n", fw->size, bufsize);
|
||
|
|
||
|
ret = cl_skl_cldma_copy_to_buf(sdev, dmab, stripped_firmware.data,
|
||
|
stripped_firmware.size, bufsize);
|
||
|
if (ret < 0)
|
||
|
dev_err(sdev->dev, "%s: fw copy failed %d\n", __func__, ret);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
int hda_dsp_cl_boot_firmware_skl(struct snd_sof_dev *sdev)
|
||
|
{
|
||
|
struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
|
||
|
const struct sof_intel_dsp_desc *chip = hda->desc;
|
||
|
struct snd_dma_buffer dmab_bdl;
|
||
|
struct snd_dma_buffer dmab;
|
||
|
unsigned int reg;
|
||
|
u32 flags;
|
||
|
int ret;
|
||
|
|
||
|
ret = cl_dsp_init_skl(sdev, &dmab, &dmab_bdl);
|
||
|
|
||
|
/* retry enabling core and ROM load. seemed to help */
|
||
|
if (ret < 0) {
|
||
|
ret = cl_dsp_init_skl(sdev, &dmab, &dmab_bdl);
|
||
|
if (ret < 0) {
|
||
|
dev_err(sdev->dev, "Error code=%#x: FW status=%#x\n",
|
||
|
snd_sof_dsp_read(sdev, HDA_DSP_BAR, HDA_DSP_SRAM_REG_ROM_ERROR),
|
||
|
snd_sof_dsp_read(sdev, HDA_DSP_BAR, chip->rom_status_reg));
|
||
|
dev_err(sdev->dev, "Core En/ROM load fail:%d\n", ret);
|
||
|
return ret;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
dev_dbg(sdev->dev, "ROM init successful\n");
|
||
|
|
||
|
/* at this point DSP ROM has been initialized and should be ready for
|
||
|
* code loading and firmware boot
|
||
|
*/
|
||
|
ret = cl_copy_fw_skl(sdev, &dmab);
|
||
|
if (ret < 0) {
|
||
|
dev_err(sdev->dev, "%s: load firmware failed : %d\n", __func__, ret);
|
||
|
goto err;
|
||
|
}
|
||
|
|
||
|
ret = snd_sof_dsp_read_poll_timeout(sdev, HDA_DSP_BAR,
|
||
|
chip->rom_status_reg, reg,
|
||
|
(FSR_TO_STATE_CODE(reg)
|
||
|
== FSR_STATE_ROM_BASEFW_ENTERED),
|
||
|
HDA_DSP_REG_POLL_INTERVAL_US,
|
||
|
HDA_DSP_BASEFW_TIMEOUT_US);
|
||
|
|
||
|
dev_dbg(sdev->dev, "Firmware download successful, booting...\n");
|
||
|
|
||
|
cl_skl_cldma_stream_run(sdev, false);
|
||
|
cl_cleanup_skl(sdev, &dmab, &dmab_bdl);
|
||
|
|
||
|
if (!ret)
|
||
|
return chip->init_core_mask;
|
||
|
|
||
|
return ret;
|
||
|
|
||
|
err:
|
||
|
flags = SOF_DBG_DUMP_PCI | SOF_DBG_DUMP_MBOX;
|
||
|
|
||
|
snd_sof_dsp_dbg_dump(sdev, "Boot failed\n", flags);
|
||
|
|
||
|
/* power down DSP */
|
||
|
hda_dsp_core_reset_power_down(sdev, chip->init_core_mask);
|
||
|
cl_skl_cldma_stream_run(sdev, false);
|
||
|
cl_cleanup_skl(sdev, &dmab, &dmab_bdl);
|
||
|
|
||
|
dev_err(sdev->dev, "%s: load fw failed err: %d\n", __func__, ret);
|
||
|
return ret;
|
||
|
}
|