return hda_dsp_ctrl_clock_power_gating(sdev, true);
}
+/*
+ * post fw run operations for ICL,
+ * Core 3 will be powered up and in stall when HPRO is enabled
+ */
+int hda_dsp_post_fw_run_icl(struct snd_sof_dev *sdev)
+{
+ struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+ int ret;
+
+ if (sdev->first_boot) {
+ ret = hda_sdw_startup(sdev);
+ if (ret < 0) {
+ dev_err(sdev->dev,
+ "error: could not startup SoundWire links\n");
+ return ret;
+ }
+ }
+
+ hda_sdw_int_enable(sdev, true);
+
+ /*
+ * The recommended HW programming sequence for ICL is to
+ * power up core 3 and keep it in stall if HPRO is enabled.
+ * Major difference between ICL and TGL, on ICL core 3 is managed by
+ * the host whereas on TGL it is handled by the firmware.
+ */
+ if (!hda->clk_config_lpro) {
+ ret = snd_sof_dsp_core_power_up(sdev, BIT(3));
+ if (ret < 0) {
+ dev_err(sdev->dev, "error: dsp core power up failed on core 3\n");
+ return ret;
+ }
+
+ snd_sof_dsp_stall(sdev, BIT(3));
+ }
+
+ /* re-enable clock gating and power gating */
+ return hda_dsp_ctrl_clock_power_gating(sdev, true);
+}
+
int hda_dsp_ext_man_get_cavs_config_data(struct snd_sof_dev *sdev,
const struct sof_ext_man_elem_header *hdr)
{
return 0;
}
+
+int hda_dsp_core_stall_icl(struct snd_sof_dev *sdev, unsigned int core_mask)
+{
+ struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata;
+ const struct sof_intel_dsp_desc *chip = hda->desc;
+
+ /* make sure core_mask in host managed cores */
+ core_mask &= chip->host_managed_cores_mask;
+ if (!core_mask) {
+ dev_err(sdev->dev, "error: core_mask is not in host managed cores\n");
+ return -EINVAL;
+ }
+
+ /* stall core */
+ snd_sof_dsp_update_bits_unlocked(sdev, HDA_DSP_BAR,
+ HDA_DSP_REG_ADSPCS,
+ HDA_DSP_ADSPCS_CSTALL_MASK(core_mask),
+ HDA_DSP_ADSPCS_CSTALL_MASK(core_mask));
+
+ return 0;
+}
--- /dev/null
+// SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
+//
+// Copyright(c) 2020 Intel Corporation. All rights reserved.
+//
+// Author: Fred Oh <fred.oh@linux.intel.com>
+//
+
+/*
+ * Hardware interface for audio DSP on IceLake.
+ */
+
+#include <linux/kernel.h>
+#include <linux/kconfig.h>
+#include <linux/export.h>
+#include <linux/bits.h>
+#include "../ops.h"
+#include "hda.h"
+#include "hda-ipc.h"
+#include "../sof-audio.h"
+
+static const struct snd_sof_debugfs_map icl_dsp_debugfs[] = {
+ {"hda", HDA_DSP_HDA_BAR, 0, 0x4000, SOF_DEBUGFS_ACCESS_ALWAYS},
+ {"pp", HDA_DSP_PP_BAR, 0, 0x1000, SOF_DEBUGFS_ACCESS_ALWAYS},
+ {"dsp", HDA_DSP_BAR, 0, 0x10000, SOF_DEBUGFS_ACCESS_ALWAYS},
+};
+
+/* Icelake ops */
+const struct snd_sof_dsp_ops sof_icl_ops = {
+ /* probe and remove */
+ .probe = hda_dsp_probe,
+ .remove = hda_dsp_remove,
+
+ /* Register IO */
+ .write = sof_io_write,
+ .read = sof_io_read,
+ .write64 = sof_io_write64,
+ .read64 = sof_io_read64,
+
+ /* Block IO */
+ .block_read = sof_block_read,
+ .block_write = sof_block_write,
+
+ /* doorbell */
+ .irq_thread = cnl_ipc_irq_thread,
+
+ /* ipc */
+ .send_msg = cnl_ipc_send_msg,
+ .fw_ready = sof_fw_ready,
+ .get_mailbox_offset = hda_dsp_ipc_get_mailbox_offset,
+ .get_window_offset = hda_dsp_ipc_get_window_offset,
+
+ .ipc_msg_data = hda_ipc_msg_data,
+ .ipc_pcm_params = hda_ipc_pcm_params,
+
+ /* machine driver */
+ .machine_select = hda_machine_select,
+ .machine_register = sof_machine_register,
+ .machine_unregister = sof_machine_unregister,
+ .set_mach_params = hda_set_mach_params,
+
+ /* debug */
+ .debug_map = icl_dsp_debugfs,
+ .debug_map_count = ARRAY_SIZE(icl_dsp_debugfs),
+ .dbg_dump = hda_dsp_dump,
+ .ipc_dump = cnl_ipc_dump,
+
+ /* stream callbacks */
+ .pcm_open = hda_dsp_pcm_open,
+ .pcm_close = hda_dsp_pcm_close,
+ .pcm_hw_params = hda_dsp_pcm_hw_params,
+ .pcm_hw_free = hda_dsp_stream_hw_free,
+ .pcm_trigger = hda_dsp_pcm_trigger,
+ .pcm_pointer = hda_dsp_pcm_pointer,
+
+#if IS_ENABLED(CONFIG_SND_SOC_SOF_HDA_PROBES)
+ /* probe callbacks */
+ .probe_assign = hda_probe_compr_assign,
+ .probe_free = hda_probe_compr_free,
+ .probe_set_params = hda_probe_compr_set_params,
+ .probe_trigger = hda_probe_compr_trigger,
+ .probe_pointer = hda_probe_compr_pointer,
+#endif
+
+ /* firmware loading */
+ .load_firmware = snd_sof_load_firmware_raw,
+
+ /* pre/post fw run */
+ .pre_fw_run = hda_dsp_pre_fw_run,
+ .post_fw_run = hda_dsp_post_fw_run_icl,
+
+ /* parse platform specific extended manifest */
+ .parse_platform_ext_manifest = hda_dsp_ext_man_get_cavs_config_data,
+
+ /* dsp core power up/down */
+ .core_power_up = hda_dsp_enable_core,
+ .core_power_down = hda_dsp_core_reset_power_down,
+
+ /* firmware run */
+ .run = hda_dsp_cl_boot_firmware_iccmax,
+ .stall = hda_dsp_core_stall_icl,
+
+ /* trace callback */
+ .trace_init = hda_dsp_trace_init,
+ .trace_release = hda_dsp_trace_release,
+ .trace_trigger = hda_dsp_trace_trigger,
+
+ /* DAI drivers */
+ .drv = skl_dai,
+ .num_drv = SOF_SKL_NUM_DAIS,
+
+ /* PM */
+ .suspend = hda_dsp_suspend,
+ .resume = hda_dsp_resume,
+ .runtime_suspend = hda_dsp_runtime_suspend,
+ .runtime_resume = hda_dsp_runtime_resume,
+ .runtime_idle = hda_dsp_runtime_idle,
+ .set_hw_params_upon_resume = hda_dsp_set_hw_params_upon_resume,
+ .set_power_state = hda_dsp_set_power_state,
+
+ /* ALSA HW info flags */
+ .hw_info = SNDRV_PCM_INFO_MMAP |
+ SNDRV_PCM_INFO_MMAP_VALID |
+ SNDRV_PCM_INFO_INTERLEAVED |
+ SNDRV_PCM_INFO_PAUSE |
+ SNDRV_PCM_INFO_NO_PERIOD_WAKEUP,
+
+ .arch_ops = &sof_xtensa_arch_ops,
+};
+EXPORT_SYMBOL_NS(sof_icl_ops, SND_SOC_SOF_INTEL_HDA_COMMON);
+
+const struct sof_intel_dsp_desc icl_chip_info = {
+ /* Icelake */
+ .cores_num = 4,
+ .init_core_mask = 1,
+ .host_managed_cores_mask = GENMASK(3, 0),
+ .ipc_req = CNL_DSP_REG_HIPCIDR,
+ .ipc_req_mask = CNL_DSP_REG_HIPCIDR_BUSY,
+ .ipc_ack = CNL_DSP_REG_HIPCIDA,
+ .ipc_ack_mask = CNL_DSP_REG_HIPCIDA_DONE,
+ .ipc_ctl = CNL_DSP_REG_HIPCCTL,
+ .rom_init_timeout = 300,
+ .ssp_count = ICL_SSP_COUNT,
+ .ssp_base_offset = CNL_SSP_BASE_OFFSET,
+};
+EXPORT_SYMBOL_NS(icl_chip_info, SND_SOC_SOF_INTEL_HDA_COMMON);
projects / linux-2.6-microblaze.git / commitdiff