diff options
Diffstat (limited to 'sound/soc/intel/avs/ipc.c')
| -rw-r--r-- | sound/soc/intel/avs/ipc.c | 92 |
1 files changed, 10 insertions, 82 deletions
diff --git a/sound/soc/intel/avs/ipc.c b/sound/soc/intel/avs/ipc.c index 65bfc83bd1..4fba46e77c 100644 --- a/sound/soc/intel/avs/ipc.c +++ b/sound/soc/intel/avs/ipc.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only // -// Copyright(c) 2021-2022 Intel Corporation. All rights reserved. +// Copyright(c) 2021-2022 Intel Corporation // // Authors: Cezary Rojewski <cezary.rojewski@intel.com> // Amadeusz Slawinski <amadeuszx.slawinski@linux.intel.com> @@ -301,88 +301,14 @@ void avs_dsp_process_response(struct avs_dev *adev, u64 header) complete(&ipc->busy_completion); } -irqreturn_t avs_dsp_irq_handler(int irq, void *dev_id) -{ - struct avs_dev *adev = dev_id; - struct avs_ipc *ipc = adev->ipc; - u32 adspis, hipc_rsp, hipc_ack; - irqreturn_t ret = IRQ_NONE; - - adspis = snd_hdac_adsp_readl(adev, AVS_ADSP_REG_ADSPIS); - if (adspis == UINT_MAX || !(adspis & AVS_ADSP_ADSPIS_IPC)) - return ret; - - hipc_ack = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCIE); - hipc_rsp = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCT); - - /* DSP acked host's request */ - if (hipc_ack & SKL_ADSP_HIPCIE_DONE) { - /* - * As an extra precaution, mask done interrupt. Code executed - * due to complete() found below does not assume any masking. - */ - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL, - AVS_ADSP_HIPCCTL_DONE, 0); - - complete(&ipc->done_completion); - - /* tell DSP it has our attention */ - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCIE, - SKL_ADSP_HIPCIE_DONE, - SKL_ADSP_HIPCIE_DONE); - /* unmask done interrupt */ - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL, - AVS_ADSP_HIPCCTL_DONE, - AVS_ADSP_HIPCCTL_DONE); - ret = IRQ_HANDLED; - } - - /* DSP sent new response to process */ - if (hipc_rsp & SKL_ADSP_HIPCT_BUSY) { - /* mask busy interrupt */ - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL, - AVS_ADSP_HIPCCTL_BUSY, 0); - - ret = IRQ_WAKE_THREAD; - } - - return ret; -} - -irqreturn_t avs_dsp_irq_thread(int irq, void *dev_id) -{ - struct avs_dev *adev = dev_id; - union avs_reply_msg msg; - u32 hipct, hipcte; - - hipct = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCT); - hipcte = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCTE); - - /* ensure DSP sent new response to process */ - if (!(hipct & SKL_ADSP_HIPCT_BUSY)) - return IRQ_NONE; - - msg.primary = hipct; - msg.ext.val = hipcte; - avs_dsp_process_response(adev, msg.val); - - /* tell DSP we accepted its message */ - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCT, - SKL_ADSP_HIPCT_BUSY, SKL_ADSP_HIPCT_BUSY); - /* unmask busy interrupt */ - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL, - AVS_ADSP_HIPCCTL_BUSY, AVS_ADSP_HIPCCTL_BUSY); - - return IRQ_HANDLED; -} - static bool avs_ipc_is_busy(struct avs_ipc *ipc) { struct avs_dev *adev = to_avs_dev(ipc->dev); + const struct avs_spec *const spec = adev->spec; u32 hipc_rsp; - hipc_rsp = snd_hdac_adsp_readl(adev, SKL_ADSP_REG_HIPCT); - return hipc_rsp & SKL_ADSP_HIPCT_BUSY; + hipc_rsp = snd_hdac_adsp_readl(adev, spec->hipc->rsp_offset); + return hipc_rsp & spec->hipc->rsp_busy_mask; } static int avs_ipc_wait_busy_completion(struct avs_ipc *ipc, int timeout) @@ -440,9 +366,10 @@ static void avs_ipc_msg_init(struct avs_ipc *ipc, struct avs_ipc_msg *reply) static void avs_dsp_send_tx(struct avs_dev *adev, struct avs_ipc_msg *tx, bool read_fwregs) { + const struct avs_spec *const spec = adev->spec; u64 reg = ULONG_MAX; - tx->header |= SKL_ADSP_HIPCI_BUSY; + tx->header |= spec->hipc->req_busy_mask; if (read_fwregs) reg = readq(avs_sram_addr(adev, AVS_FW_REGS_WINDOW)); @@ -450,8 +377,8 @@ static void avs_dsp_send_tx(struct avs_dev *adev, struct avs_ipc_msg *tx, bool r if (tx->size) memcpy_toio(avs_downlink_addr(adev), tx->data, tx->size); - snd_hdac_adsp_writel(adev, SKL_ADSP_REG_HIPCIE, tx->header >> 32); - snd_hdac_adsp_writel(adev, SKL_ADSP_REG_HIPCI, tx->header & UINT_MAX); + snd_hdac_adsp_writel(adev, spec->hipc->req_ext_offset, tx->header >> 32); + snd_hdac_adsp_writel(adev, spec->hipc->req_offset, tx->header & UINT_MAX); } static int avs_dsp_do_send_msg(struct avs_dev *adev, struct avs_ipc_msg *request, @@ -606,6 +533,7 @@ int avs_dsp_send_rom_msg(struct avs_dev *adev, struct avs_ipc_msg *request, cons void avs_dsp_interrupt_control(struct avs_dev *adev, bool enable) { + const struct avs_spec *const spec = adev->spec; u32 value, mask; /* @@ -617,7 +545,7 @@ void avs_dsp_interrupt_control(struct avs_dev *adev, bool enable) mask = AVS_ADSP_HIPCCTL_DONE | AVS_ADSP_HIPCCTL_BUSY; value = enable ? mask : 0; - snd_hdac_adsp_updatel(adev, SKL_ADSP_REG_HIPCCTL, mask, value); + snd_hdac_adsp_updatel(adev, spec->hipc->ctl_offset, mask, value); } int avs_ipc_init(struct avs_ipc *ipc, struct device *dev) |