On Tue, Sep 15, 2020 at 06:29:32PM +0200, Cezary Rojewski wrote:
> Declare base structures, registers and device routines for the catpt
> solution. Catpt deprecates and is a direct replacement for
> sound/soc/intel/haswell. Supports Lynxpoint and Wildcat Point both.
Few nit-picks below. Overall looks good, FWIW,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
> ---
> sound/soc/intel/catpt/core.h | 187 ++++++++++++++++
> sound/soc/intel/catpt/device.c | 354 ++++++++++++++++++++++++++++++
> sound/soc/intel/catpt/registers.h | 178 +++++++++++++++
> 3 files changed, 719 insertions(+)
> create mode 100644 sound/soc/intel/catpt/core.h
> create mode 100644 sound/soc/intel/catpt/device.c
> create mode 100644 sound/soc/intel/catpt/registers.h
>
> diff --git a/sound/soc/intel/catpt/core.h b/sound/soc/intel/catpt/core.h
> new file mode 100644
> index 000000000000..57d89960acc0
> --- /dev/null
> +++ b/sound/soc/intel/catpt/core.h
> @@ -0,0 +1,187 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright(c) 2020 Intel Corporation. All rights reserved.
> + *
> + * Author: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
> + */
> +
> +#ifndef __SND_SOC_INTEL_CATPT_CORE_H
> +#define __SND_SOC_INTEL_CATPT_CORE_H
> +
> +#include <linux/dma/dw.h>
> +#include <linux/irqreturn.h>
> +#include "messages.h"
> +#include "registers.h"
> +
> +void catpt_sram_init(struct resource *sram, u32 start, u32 size);
> +void catpt_sram_free(struct resource *sram);
> +struct resource *
> +catpt_request_region(struct resource *root, resource_size_t size);
> +
Just to mark that this will be candidate to be replaced by
resource_intersection() in the future. (If it not goes as a comment in v6, we
will have it in email archives at least)
> +static inline bool catpt_resource_overlapping(struct resource *r1,
> + struct resource *r2,
> + struct resource *ret)
> +{
> + if (!resource_overlaps(r1, r2))
> + return false;
> + ret->start = max(r1->start, r2->start);
> + ret->end = min(r1->end, r2->end);
> + return true;
> +}
> +
> +struct catpt_ipc_msg {
> + union {
> + u32 header;
> + union catpt_global_msg rsp;
> + };
> + void *data;
> + size_t size;
> +};
> +
> +struct catpt_ipc {
> + struct device *dev;
> +
> + struct catpt_ipc_msg rx;
> + struct catpt_fw_ready config;
> + u32 default_timeout;
> + bool ready;
> +
> + spinlock_t lock;
> + struct mutex mutex;
> + struct completion done_completion;
> + struct completion busy_completion;
> +};
> +
> +void catpt_ipc_init(struct catpt_ipc *ipc, struct device *dev);
> +
> +struct catpt_module_type {
> + bool loaded;
> + u32 entry_point;
> + u32 persistent_size;
> + u32 scratch_size;
> + /* DRAM, initial module state */
> + u32 state_offset;
> + u32 state_size;
> +
> + struct list_head node;
> +};
> +
> +struct catpt_spec {
> + struct snd_soc_acpi_mach *machines;
> + u8 core_id;
> + u32 host_dram_offset;
> + u32 host_iram_offset;
> + u32 host_shim_offset;
> + u32 host_dma_offset[CATPT_DMA_COUNT];
> + u32 host_ssp_offset[CATPT_SSP_COUNT];
> + u32 dram_mask;
> + u32 iram_mask;
> + void (*pll_shutdown)(struct catpt_dev *cdev, bool enable);
> + int (*power_up)(struct catpt_dev *cdev);
> + int (*power_down)(struct catpt_dev *cdev);
> +};
> +
> +struct catpt_dev {
> + struct device *dev;
> + struct dw_dma_chip *dmac;
> + struct catpt_ipc ipc;
> +
> + void __iomem *pci_ba;
> + void __iomem *lpe_ba;
> + u32 lpe_base;
> + int irq;
> +
> + const struct catpt_spec *spec;
> + struct completion fw_ready;
> +
> + struct resource dram;
> + struct resource iram;
> + struct resource *scratch;
> +
> + struct catpt_mixer_stream_info mixer;
> + struct catpt_module_type modules[CATPT_MODULE_COUNT];
> + struct catpt_ssp_device_format devfmt[CATPT_SSP_COUNT];
> + struct list_head stream_list;
> + spinlock_t list_lock;
> + struct mutex clk_mutex;
> +
> + struct catpt_dx_context dx_ctx;
> + void *dxbuf_vaddr;
> + dma_addr_t dxbuf_paddr;
> +};
> +
> +int catpt_dmac_probe(struct catpt_dev *cdev);
> +void catpt_dmac_remove(struct catpt_dev *cdev);
> +struct dma_chan *catpt_dma_request_config_chan(struct catpt_dev *cdev);
> +int catpt_dma_memcpy_todsp(struct catpt_dev *cdev, struct dma_chan *chan,
> + dma_addr_t dst_addr, dma_addr_t src_addr,
> + size_t size);
> +int catpt_dma_memcpy_fromdsp(struct catpt_dev *cdev, struct dma_chan *chan,
> + dma_addr_t dst_addr, dma_addr_t src_addr,
> + size_t size);
> +
> +void lpt_dsp_pll_shutdown(struct catpt_dev *cdev, bool enable);
> +void wpt_dsp_pll_shutdown(struct catpt_dev *cdev, bool enable);
> +int lpt_dsp_power_up(struct catpt_dev *cdev);
> +int lpt_dsp_power_down(struct catpt_dev *cdev);
> +int wpt_dsp_power_up(struct catpt_dev *cdev);
> +int wpt_dsp_power_down(struct catpt_dev *cdev);
> +int catpt_dsp_stall(struct catpt_dev *cdev, bool stall);
> +void catpt_dsp_update_srampge(struct catpt_dev *cdev, struct resource *sram,
> + unsigned long mask);
> +int catpt_dsp_update_lpclock(struct catpt_dev *cdev);
> +irqreturn_t catpt_dsp_irq_handler(int irq, void *dev_id);
> +irqreturn_t catpt_dsp_irq_thread(int irq, void *dev_id);
> +
> +/*
> + * IPC handlers may return positive values which denote successful
> + * HOST <-> DSP communication yet failure to process specific request.
> + * Use below macro to convert returned non-zero values appropriately
> + */
> +#define CATPT_IPC_ERROR(err) (((err) < 0) ? (err) : -EREMOTEIO)
> +
> +int catpt_dsp_send_msg_timeout(struct catpt_dev *cdev,
> + struct catpt_ipc_msg request,
> + struct catpt_ipc_msg *reply, int timeout);
> +int catpt_dsp_send_msg(struct catpt_dev *cdev, struct catpt_ipc_msg request,
> + struct catpt_ipc_msg *reply);
> +
> +int catpt_first_boot_firmware(struct catpt_dev *cdev);
> +int catpt_boot_firmware(struct catpt_dev *cdev, bool restore);
> +int catpt_store_streams_context(struct catpt_dev *cdev, struct dma_chan *chan);
> +int catpt_store_module_states(struct catpt_dev *cdev, struct dma_chan *chan);
> +int catpt_store_memdumps(struct catpt_dev *cdev, struct dma_chan *chan);
> +int catpt_coredump(struct catpt_dev *cdev);
> +
> +int catpt_sysfs_create(struct catpt_dev *cdev);
> +void catpt_sysfs_remove(struct catpt_dev *cdev);
> +
> +#include <sound/memalloc.h>
> +#include <uapi/sound/asound.h>
> +
> +struct snd_pcm_substream;
> +struct catpt_stream_template;
> +
> +struct catpt_stream_runtime {
> + struct snd_pcm_substream *substream;
> +
> + struct catpt_stream_template *template;
> + struct catpt_stream_info info;
> + struct resource *persistent;
> + struct snd_dma_buffer pgtbl;
> +
> + bool allocated;
> + bool prepared;
> +
> + struct list_head node;
> +};
> +
> +int catpt_register_plat_component(struct catpt_dev *cdev);
> +void catpt_stream_update_position(struct catpt_dev *cdev,
> + struct catpt_stream_runtime *stream,
> + struct catpt_notify_position *pos);
> +struct catpt_stream_runtime *
> +catpt_stream_find(struct catpt_dev *cdev, u8 stream_hw_id);
> +int catpt_arm_stream_templates(struct catpt_dev *cdev);
> +
> +#endif
> diff --git a/sound/soc/intel/catpt/device.c b/sound/soc/intel/catpt/device.c
> new file mode 100644
> index 000000000000..9fe9b3582d6c
> --- /dev/null
> +++ b/sound/soc/intel/catpt/device.c
> @@ -0,0 +1,354 @@
> +// SPDX-License-Identifier: GPL-2.0-only
> +//
> +// Copyright(c) 2020 Intel Corporation. All rights reserved.
> +//
> +// Author: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
> +//
> +// Special thanks to:
> +// Marcin Barlik <marcin.barlik@xxxxxxxxx>
> +// Piotr Papierkowski <piotr.papierkowski@xxxxxxxxx>
> +//
> +// for sharing LPT-LP and WTP-LP AudioDSP architecture expertise and
> +// helping backtrack its historical background
> +//
> +
> +#include <linux/acpi.h>
> +#include <linux/dma-mapping.h>
> +#include <linux/interrupt.h>
> +#include <linux/module.h>
> +#include <linux/platform_device.h>
> +#include <linux/pm_runtime.h>
> +#include <linux/pci.h>
Perhaps sorted?
> +#include <sound/soc.h>
> +#include <sound/soc-acpi.h>
> +#include <sound/soc-acpi-intel-match.h>
> +#include "core.h"
> +#include "registers.h"
> +
> +#define CREATE_TRACE_POINTS
> +#include "trace.h"
> +
> +static int __maybe_unused catpt_suspend(struct device *dev)
> +{
> + struct catpt_dev *cdev = dev_get_drvdata(dev);
> + struct dma_chan *chan;
> + int ret;
> +
> + chan = catpt_dma_request_config_chan(cdev);
> + if (IS_ERR(chan))
> + return PTR_ERR(chan);
> +
> + memset(&cdev->dx_ctx, 0, sizeof(cdev->dx_ctx));
> + ret = catpt_ipc_enter_dxstate(cdev, CATPT_DX_STATE_D3, &cdev->dx_ctx);
> + if (ret) {
> + ret = CATPT_IPC_ERROR(ret);
> + goto exit;
> + }
> +
> + ret = catpt_dsp_stall(cdev, true);
> + if (ret)
> + goto exit;
> +
> + ret = catpt_store_memdumps(cdev, chan);
> + if (ret) {
> + dev_err(cdev->dev, "store memdumps failed: %d\n", ret);
> + goto exit;
> + }
> +
> + ret = catpt_store_module_states(cdev, chan);
> + if (ret) {
> + dev_err(cdev->dev, "store module states failed: %d\n", ret);
> + goto exit;
> + }
> +
> + ret = catpt_store_streams_context(cdev, chan);
> + if (ret) {
> + dev_err(cdev->dev, "store streams ctx failed: %d\n", ret);
> + goto exit;
> + }
> +exit:
I would rather name it as 'out_dma_release' or so to explain what's going to be
done.
> + dma_release_channel(chan);
> + if (ret)
> + return ret;
> + return cdev->spec->power_down(cdev);
> +}
> +
> +static int __maybe_unused catpt_resume(struct device *dev)
> +{
> + struct catpt_dev *cdev = dev_get_drvdata(dev);
> + int ret, i;
> +
> + ret = cdev->spec->power_up(cdev);
> + if (ret)
> + return ret;
> +
> + if (!module_is_live(dev->driver->owner)) {
> + dev_info(dev, "module unloading, skipping fw boot\n");
> + return 0;
> + }
> +
> + ret = catpt_boot_firmware(cdev, true);
> + if (ret) {
> + dev_err(cdev->dev, "boot firmware failed: %d\n", ret);
> + return ret;
> + }
> +
> + /* reconfigure SSP devices after dx transition */
Dx ?
> + for (i = 0; i < CATPT_SSP_COUNT; i++) {
> + if (cdev->devfmt[i].iface == UINT_MAX)
> + continue;
> +
> + ret = catpt_ipc_set_device_format(cdev, &cdev->devfmt[i]);
> + if (ret)
> + return CATPT_IPC_ERROR(ret);
> + }
> +
> + return 0;
> +}
> +
> +static int __maybe_unused catpt_runtime_suspend(struct device *dev)
> +{
> + return catpt_suspend(dev);
> +}
> +
> +static int __maybe_unused catpt_runtime_resume(struct device *dev)
> +{
> + return catpt_resume(dev);
> +}
> +
> +static const struct dev_pm_ops catpt_dev_pm = {
> + SET_SYSTEM_SLEEP_PM_OPS(catpt_suspend, catpt_resume)
> + SET_RUNTIME_PM_OPS(catpt_runtime_suspend, catpt_runtime_resume, NULL)
> +};
> +
> +/* machine board owned by CATPT is removed with this hook */
> +static void board_pdev_unregister(void *data)
> +{
> + platform_device_unregister(data);
> +}
> +
> +static int catpt_register_board(struct catpt_dev *cdev)
> +{
> + const struct catpt_spec *spec = cdev->spec;
> + struct snd_soc_acpi_mach *mach;
> + struct platform_device *board;
> +
> + mach = snd_soc_acpi_find_machine(spec->machines);
> + if (!mach) {
> + dev_info(cdev->dev, "no machines present\n");
> + return 0;
> + }
> +
> + mach->mach_params.platform = "catpt-platform";
> + board = platform_device_register_data(NULL, mach->drv_name,
> + PLATFORM_DEVID_NONE,
> + (const void *)mach, sizeof(*mach));
> + if (IS_ERR(board)) {
> + dev_err(cdev->dev, "board register failed\n");
> + return PTR_ERR(board);
> + }
> +
> + return devm_add_action_or_reset(cdev->dev, board_pdev_unregister,
> + board);
> +}
> +
> +static int catpt_probe_components(struct catpt_dev *cdev)
> +{
> + int ret;
> +
> + ret = cdev->spec->power_up(cdev);
> + if (ret)
> + return ret;
> +
> + ret = catpt_dmac_probe(cdev);
> + if (ret) {
> + dev_err(cdev->dev, "DMAC probe failed: %d\n", ret);
> + goto dmac_err;
> + }
> +
> + ret = catpt_first_boot_firmware(cdev);
> + if (ret) {
> + dev_err(cdev->dev, "first fw boot failed: %d\n", ret);
> + goto boot_fw_err;
> + }
> +
> + ret = catpt_register_plat_component(cdev);
> + if (ret) {
> + dev_err(cdev->dev, "register plat comp failed: %d\n", ret);
> + goto boot_fw_err;
> + }
> +
> + ret = catpt_register_board(cdev);
> + if (ret) {
> + dev_err(cdev->dev, "register board failed: %d\n", ret);
> + goto board_err;
> + }
> +
> + ret = catpt_sysfs_create(cdev);
> + if (ret)
> + goto board_err;
> +
> + /* reflect actual ADSP state in pm_runtime */
> + pm_runtime_set_active(cdev->dev);
> +
> + pm_runtime_set_autosuspend_delay(cdev->dev, 2000);
> + pm_runtime_use_autosuspend(cdev->dev);
> + pm_runtime_mark_last_busy(cdev->dev);
> + pm_runtime_enable(cdev->dev);
> + return 0;
> +
> +board_err:
> + snd_soc_unregister_component(cdev->dev);
> +boot_fw_err:
> + catpt_dmac_remove(cdev);
> +dmac_err:
> + cdev->spec->power_down(cdev);
> +
> + return ret;
> +}
> +
> +static void catpt_dev_init(struct catpt_dev *cdev, struct device *dev,
> + const struct catpt_spec *spec)
> +{
> + cdev->dev = dev;
> + cdev->spec = spec;
> + init_completion(&cdev->fw_ready);
> + INIT_LIST_HEAD(&cdev->stream_list);
> + spin_lock_init(&cdev->list_lock);
> + mutex_init(&cdev->clk_mutex);
> +
> + /*
> + * Mark both device formats as uninitialized. Once corresponding
> + * cpu_dai's pcm is created, proper values are assigned.
> + */
> + cdev->devfmt[CATPT_SSP_IFACE_0].iface = UINT_MAX;
> + cdev->devfmt[CATPT_SSP_IFACE_1].iface = UINT_MAX;
> +
> + catpt_ipc_init(&cdev->ipc, dev);
> +
> + catpt_sram_init(&cdev->dram, spec->host_dram_offset,
> + catpt_dram_size(cdev));
> + catpt_sram_init(&cdev->iram, spec->host_iram_offset,
> + catpt_iram_size(cdev));
> +}
> +
> +static int catpt_acpi_probe(struct platform_device *pdev)
> +{
> + const struct catpt_spec *spec;
> + struct catpt_dev *cdev;
> + struct device *dev = &pdev->dev;
> + struct resource *res;
> + int ret;
> +
> + spec = device_get_match_data(dev);
> + if (!spec)
> + return -ENODEV;
> +
> + cdev = devm_kzalloc(dev, sizeof(*cdev), GFP_KERNEL);
> + if (!cdev)
> + return -ENOMEM;
> +
> + catpt_dev_init(cdev, dev, spec);
> +
> + /* map DSP bar address */
> + cdev->lpe_ba = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
> + if (IS_ERR(cdev->lpe_ba))
> + return PTR_ERR(cdev->lpe_ba);
> + cdev->lpe_base = res->start;
> +
> + /* map PCI bar address */
> + cdev->pci_ba = devm_platform_ioremap_resource(pdev, 1);
> + if (IS_ERR(cdev->pci_ba))
> + return PTR_ERR(cdev->pci_ba);
> +
> + /* alloc buffer for storing DRAM context during dx transitions */
> + cdev->dxbuf_vaddr = dmam_alloc_coherent(dev, catpt_dram_size(cdev),
> + &cdev->dxbuf_paddr, GFP_KERNEL);
> + if (!cdev->dxbuf_vaddr)
> + return -ENOMEM;
> +
> + ret = platform_get_irq(pdev, 0);
> + if (ret < 0)
> + return ret;
> + cdev->irq = ret;
> +
> + platform_set_drvdata(pdev, cdev);
> +
> + ret = devm_request_threaded_irq(dev, cdev->irq, catpt_dsp_irq_handler,
> + catpt_dsp_irq_thread,
> + IRQF_SHARED, "AudioDSP", cdev);
> + if (ret)
> + return ret;
> +
> + return catpt_probe_components(cdev);
> +}
> +
> +static int catpt_acpi_remove(struct platform_device *pdev)
> +{
> + struct catpt_dev *cdev = platform_get_drvdata(pdev);
> +
> + pm_runtime_disable(cdev->dev);
> +
> + snd_soc_unregister_component(cdev->dev);
> + catpt_dmac_remove(cdev);
> + cdev->spec->power_down(cdev);
> +
> + catpt_sram_free(&cdev->iram);
> + catpt_sram_free(&cdev->dram);
> +
> + catpt_sysfs_remove(cdev);
> +
> + return 0;
> +}
> +
> +static struct catpt_spec lpt_desc = {
> + .machines = snd_soc_acpi_intel_haswell_machines,
> + .core_id = 0x01,
> + .host_dram_offset = 0x000000,
> + .host_iram_offset = 0x080000,
> + .host_shim_offset = 0x0E7000,
> + .host_dma_offset = { 0x0F0000, 0x0F8000 },
> + .host_ssp_offset = { 0x0E8000, 0x0E9000 },
> + .dram_mask = LPT_VDRTCTL0_DSRAMPGE_MASK,
> + .iram_mask = LPT_VDRTCTL0_ISRAMPGE_MASK,
> + .pll_shutdown = lpt_dsp_pll_shutdown,
> + .power_up = lpt_dsp_power_up,
> + .power_down = lpt_dsp_power_down,
> +};
> +
> +static struct catpt_spec wpt_desc = {
> + .machines = snd_soc_acpi_intel_broadwell_machines,
> + .core_id = 0x02,
> + .host_dram_offset = 0x000000,
> + .host_iram_offset = 0x0A0000,
> + .host_shim_offset = 0x0FB000,
> + .host_dma_offset = { 0x0FE000, 0x0FF000 },
> + .host_ssp_offset = { 0x0FC000, 0x0FD000 },
> + .dram_mask = WPT_VDRTCTL0_DSRAMPGE_MASK,
> + .iram_mask = WPT_VDRTCTL0_ISRAMPGE_MASK,
> + .pll_shutdown = wpt_dsp_pll_shutdown,
> + .power_up = wpt_dsp_power_up,
> + .power_down = wpt_dsp_power_down,
> +};
> +
> +static const struct acpi_device_id catpt_ids[] = {
> + { "INT33C8", (unsigned long)&lpt_desc },
> + { "INT3438", (unsigned long)&wpt_desc },
> + { }
> +};
> +MODULE_DEVICE_TABLE(acpi, catpt_ids);
> +
> +static struct platform_driver catpt_acpi_driver = {
> + .probe = catpt_acpi_probe,
> + .remove = catpt_acpi_remove,
> + .driver = {
> + .name = "catpt_adsp",
> + .acpi_match_table = catpt_ids,
> + .pm = &catpt_dev_pm,
> + },
> +};
> +module_platform_driver(catpt_acpi_driver);
> +
> +MODULE_AUTHOR("Cezary Rojewski <cezary.rojewski@xxxxxxxxx>");
> +MODULE_DESCRIPTION("Intel LPT/WPT AudioDSP driver");
> +MODULE_LICENSE("GPL v2");
> diff --git a/sound/soc/intel/catpt/registers.h b/sound/soc/intel/catpt/registers.h
> new file mode 100644
> index 000000000000..47280d82842e
> --- /dev/null
> +++ b/sound/soc/intel/catpt/registers.h
> @@ -0,0 +1,178 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright(c) 2020 Intel Corporation. All rights reserved.
> + *
> + * Author: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
> + */
> +
> +#ifndef __SND_SOC_INTEL_CATPT_REGS_H
> +#define __SND_SOC_INTEL_CATPT_REGS_H
> +
> +#include <linux/bitops.h>
> +#include <linux/iopoll.h>
> +#include <uapi/linux/pci_regs.h>
> +
> +#define CATPT_SHIM_REGS_SIZE 4096
> +#define CATPT_DMA_REGS_SIZE 1024
> +#define CATPT_DMA_COUNT 2
> +#define CATPT_SSP_REGS_SIZE 512
> +
> +/* DSP Shim registers */
> +
> +#define CATPT_SHIM_CS1 0x00
> +#define CATPT_SHIM_ISC 0x18
> +#define CATPT_SHIM_ISD 0x20
> +#define CATPT_SHIM_IMC 0x28
> +#define CATPT_SHIM_IMD 0x30
> +#define CATPT_SHIM_IPCC 0x38
> +#define CATPT_SHIM_IPCD 0x40
> +#define CATPT_SHIM_CLKCTL 0x78
> +#define CATPT_SHIM_CS2 0x80
> +#define CATPT_SHIM_LTRC 0xE0
> +#define CATPT_SHIM_HMDC 0xE8
> +
> +#define CATPT_CS_LPCS BIT(31)
> +#define CATPT_CS_SFCR(ssp) BIT(27 + (ssp))
> +#define CATPT_CS_S1IOCS BIT(23)
> +#define CATPT_CS_S0IOCS BIT(21)
> +#define CATPT_CS_PCE BIT(15)
> +#define CATPT_CS_SDPM(ssp) BIT(11 + (ssp))
> +#define CATPT_CS_STALL BIT(10)
> +#define CATPT_CS_DCS GENMASK(6, 4)
> +/* b100 DSP core & audio fabric high clock */
> +#define CATPT_CS_DCS_HIGH (0x4 << 4)
> +#define CATPT_CS_SBCS(ssp) BIT(2 + (ssp))
> +#define CATPT_CS_RST BIT(1)
> +
> +#define CATPT_ISC_IPCDB BIT(1)
> +#define CATPT_ISC_IPCCD BIT(0)
> +#define CATPT_ISD_DCPWM BIT(31)
> +#define CATPT_ISD_IPCCB BIT(1)
> +#define CATPT_ISD_IPCDD BIT(0)
> +
> +#define CATPT_IMC_IPCDB BIT(1)
> +#define CATPT_IMC_IPCCD BIT(0)
> +#define CATPT_IMD_IPCCB BIT(1)
> +#define CATPT_IMD_IPCDD BIT(0)
> +
> +#define CATPT_IPCC_BUSY BIT(31)
> +#define CATPT_IPCC_DONE BIT(30)
> +#define CATPT_IPCD_BUSY BIT(31)
> +#define CATPT_IPCD_DONE BIT(30)
> +
> +#define CATPT_CLKCTL_CFCIP BIT(31)
> +#define CATPT_CLKCTL_SMOS GENMASK(25, 24)
> +
> +#define CATPT_HMDC_HDDA(e, ch) BIT(8 * (e) + (ch))
> +
> +/* defaults to reset SHIM registers to after each power cycle */
> +#define CATPT_CS_DEFAULT 0x8480040E
> +#define CATPT_ISC_DEFAULT 0x0
> +#define CATPT_ISD_DEFAULT 0x0
> +#define CATPT_IMC_DEFAULT 0x7FFF0003
> +#define CATPT_IMD_DEFAULT 0x7FFF0003
> +#define CATPT_IPCC_DEFAULT 0x0
> +#define CATPT_IPCD_DEFAULT 0x0
> +#define CATPT_CLKCTL_DEFAULT 0x7FF
> +#define CATPT_CS2_DEFAULT 0x0
> +#define CATPT_LTRC_DEFAULT 0x0
> +#define CATPT_HMDC_DEFAULT 0x0
> +
> +/* PCI Configuration registers */
> +
> +#define CATPT_PCI_PMCAPID 0x80
> +#define CATPT_PCI_PMCS (CATPT_PCI_PMCAPID + PCI_PM_CTRL)
> +#define CATPT_PCI_VDRTCTL0 0xA0
> +#define CATPT_PCI_VDRTCTL2 0xA8
> +
> +#define CATPT_VDRTCTL2_DTCGE BIT(10)
> +#define CATPT_VDRTCTL2_DCLCGE BIT(1)
> +#define CATPT_VDRTCTL2_CGEALL 0xF7F
> +
> +/* LPT PCI Configuration bits */
> +
> +#define LPT_VDRTCTL0_DSRAMPGE(b) BIT(16 + (b))
> +#define LPT_VDRTCTL0_DSRAMPGE_MASK GENMASK(31, 16)
> +#define LPT_VDRTCTL0_ISRAMPGE(b) BIT(6 + (b))
> +#define LPT_VDRTCTL0_ISRAMPGE_MASK GENMASK(15, 6)
> +#define LPT_VDRTCTL0_D3SRAMPGD BIT(2)
> +#define LPT_VDRTCTL0_D3PGD BIT(1)
> +#define LPT_VDRTCTL0_APLLSE BIT(0)
> +
> +/* WPT PCI Configuration bits */
> +
> +#define WPT_VDRTCTL0_DSRAMPGE(b) BIT(12 + (b))
> +#define WPT_VDRTCTL0_DSRAMPGE_MASK GENMASK(31, 12)
> +#define WPT_VDRTCTL0_ISRAMPGE(b) BIT(2 + (b))
> +#define WPT_VDRTCTL0_ISRAMPGE_MASK GENMASK(11, 2)
> +#define WPT_VDRTCTL0_D3SRAMPGD BIT(1)
> +#define WPT_VDRTCTL0_D3PGD BIT(0)
> +
> +#define WPT_VDRTCTL2_APLLSE BIT(31)
> +
> +/* defaults to reset SSP registers to after each power cycle */
> +#define CATPT_SSC0_DEFAULT 0x0
> +#define CATPT_SSC1_DEFAULT 0x0
> +#define CATPT_SSS_DEFAULT 0xF004
> +#define CATPT_SSIT_DEFAULT 0x0
> +#define CATPT_SSD_DEFAULT 0xC43893A3
> +#define CATPT_SSTO_DEFAULT 0x0
> +#define CATPT_SSPSP_DEFAULT 0x0
> +#define CATPT_SSTSA_DEFAULT 0x0
> +#define CATPT_SSRSA_DEFAULT 0x0
> +#define CATPT_SSTSS_DEFAULT 0x0
> +#define CATPT_SSCR2_DEFAULT 0x0
> +#define CATPT_SSPSP2_DEFAULT 0x0
> +
> +/* Physically the same block, access address differs between host and dsp */
> +#define CATPT_DSP_DRAM_OFFSET 0x400000
> +#define catpt_to_host_offset(offset) ((offset) & ~(CATPT_DSP_DRAM_OFFSET))
> +#define catpt_to_dsp_offset(offset) ((offset) | CATPT_DSP_DRAM_OFFSET)
> +
> +#define CATPT_MEMBLOCK_SIZE 0x8000
> +#define catpt_num_dram(cdev) (hweight_long((cdev)->spec->dram_mask))
> +#define catpt_num_iram(cdev) (hweight_long((cdev)->spec->iram_mask))
> +#define catpt_dram_size(cdev) (catpt_num_dram(cdev) * CATPT_MEMBLOCK_SIZE)
> +#define catpt_iram_size(cdev) (catpt_num_iram(cdev) * CATPT_MEMBLOCK_SIZE)
> +
> +/* registry I/O helpers */
> +
> +#define catpt_shim_addr(cdev) \
> + ((cdev)->lpe_ba + (cdev)->spec->host_shim_offset)
> +#define catpt_dma_addr(cdev, dma) \
> + ((cdev)->lpe_ba + (cdev)->spec->host_dma_offset[dma])
> +#define catpt_ssp_addr(cdev, ssp) \
> + ((cdev)->lpe_ba + (cdev)->spec->host_ssp_offset[ssp])
> +#define catpt_inbox_addr(cdev) \
> + ((cdev)->lpe_ba + (cdev)->ipc.config.inbox_offset)
> +#define catpt_outbox_addr(cdev) \
> + ((cdev)->lpe_ba + (cdev)->ipc.config.outbox_offset)
> +
> +#define catpt_writel_ssp(cdev, ssp, reg, val) \
> + writel(val, catpt_ssp_addr(cdev, ssp) + (reg))
> +
> +#define catpt_readl_shim(cdev, reg) \
> + readl(catpt_shim_addr(cdev) + CATPT_SHIM_##reg)
> +#define catpt_writel_shim(cdev, reg, val) \
> + writel(val, catpt_shim_addr(cdev) + CATPT_SHIM_##reg)
> +#define catpt_updatel_shim(cdev, reg, mask, val) \
> + catpt_writel_shim(cdev, reg, \
> + (catpt_readl_shim(cdev, reg) & ~(mask)) | (val))
> +
> +#define catpt_readl_poll_shim(cdev, reg, val, cond, delay_us, timeout_us) \
> + readl_poll_timeout(catpt_shim_addr(cdev) + CATPT_SHIM_##reg, \
> + val, cond, delay_us, timeout_us)
> +
> +#define catpt_readl_pci(cdev, reg) \
> + readl(cdev->pci_ba + CATPT_PCI_##reg)
> +#define catpt_writel_pci(cdev, reg, val) \
> + writel(val, cdev->pci_ba + CATPT_PCI_##reg)
> +#define catpt_updatel_pci(cdev, reg, mask, val) \
> + catpt_writel_pci(cdev, reg, \
> + (catpt_readl_pci(cdev, reg) & ~(mask)) | (val))
> +
> +#define catpt_readl_poll_pci(cdev, reg, val, cond, delay_us, timeout_us) \
> + readl_poll_timeout((cdev)->pci_ba + CATPT_PCI_##reg, \
> + val, cond, delay_us, timeout_us)
> +
> +#endif
> --
> 2.17.1
>
--
With Best Regards,
Andy Shevchenko
