diff options
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-pci-devices-catpt | 16 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/core.h | 2 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/device.c | 1 | ||||
| -rw-r--r-- | sound/soc/intel/catpt/sysfs.c | 55 |
4 files changed, 74 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-pci-devices-catpt b/Documentation/ABI/testing/sysfs-bus-pci-devices-catpt new file mode 100644 index 000000000000..8a200f4eefbd --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-pci-devices-catpt @@ -0,0 +1,16 @@ +What: /sys/devices/pci0000:00/<dev>/fw_version +Date: September 2020 +Contact: Cezary Rojewski <cezary.rojewski@intel.com> +Description: + Version of AudioDSP firmware ASoC catpt driver is + communicating with. + Format: %d.%d.%d.%d, type:major:minor:build. + +What: /sys/devices/pci0000:00/<dev>/fw_info +Date: September 2020 +Contact: Cezary Rojewski <cezary.rojewski@intel.com> +Description: + Detailed AudioDSP firmware build information including + build hash and log-providers hash. This information is + obtained during initial handshake with firmware. + Format: %s. diff --git a/sound/soc/intel/catpt/core.h b/sound/soc/intel/catpt/core.h index a29b4c0232cb..88dc3fb6306f 100644 --- a/sound/soc/intel/catpt/core.h +++ b/sound/soc/intel/catpt/core.h @@ -15,6 +15,8 @@ struct catpt_dev; +extern const struct attribute_group *catpt_attr_groups[]; + void catpt_sram_init(struct resource *sram, u32 start, u32 size); void catpt_sram_free(struct resource *sram); struct resource * diff --git a/sound/soc/intel/catpt/device.c b/sound/soc/intel/catpt/device.c index 0d2dd919de8d..390ffb203de0 100644 --- a/sound/soc/intel/catpt/device.c +++ b/sound/soc/intel/catpt/device.c @@ -342,6 +342,7 @@ static struct platform_driver catpt_acpi_driver = { .name = "intel_catpt", .acpi_match_table = catpt_ids, .pm = &catpt_dev_pm, + .dev_groups = catpt_attr_groups, }, }; module_platform_driver(catpt_acpi_driver); diff --git a/sound/soc/intel/catpt/sysfs.c b/sound/soc/intel/catpt/sysfs.c new file mode 100644 index 000000000000..9579e233a15d --- /dev/null +++ b/sound/soc/intel/catpt/sysfs.c @@ -0,0 +1,55 @@ +// SPDX-License-Identifier: GPL-2.0-only +// +// Copyright(c) 2020 Intel Corporation. All rights reserved. +// +// Author: Cezary Rojewski <cezary.rojewski@intel.com> +// + +#include <linux/pm_runtime.h> +#include "core.h" + +static ssize_t fw_version_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct catpt_dev *cdev = dev_get_drvdata(dev); + struct catpt_fw_version version; + int ret; + + pm_runtime_get_sync(cdev->dev); + + ret = catpt_ipc_get_fw_version(cdev, &version); + + pm_runtime_mark_last_busy(cdev->dev); + pm_runtime_put_autosuspend(cdev->dev); + + if (ret) + return CATPT_IPC_ERROR(ret); + + return sprintf(buf, "%d.%d.%d.%d\n", version.type, version.major, + version.minor, version.build); +} +static DEVICE_ATTR_RO(fw_version); + +static ssize_t fw_info_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct catpt_dev *cdev = dev_get_drvdata(dev); + + return sprintf(buf, "%s\n", cdev->ipc.config.fw_info); +} +static DEVICE_ATTR_RO(fw_info); + +static struct attribute *catpt_attrs[] = { + &dev_attr_fw_version.attr, + &dev_attr_fw_info.attr, + NULL +}; + +static const struct attribute_group catpt_attr_group = { + .attrs = catpt_attrs, +}; + +const struct attribute_group *catpt_attr_groups[] = { + &catpt_attr_group, + NULL +}; |