diff options
Diffstat (limited to 'drivers/hid/amd-sfh-hid/amd_sfh_common.h')
| -rw-r--r-- | drivers/hid/amd-sfh-hid/amd_sfh_common.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_common.h b/drivers/hid/amd-sfh-hid/amd_sfh_common.h new file mode 100644 index 0000000000..2643bb14fe --- /dev/null +++ b/drivers/hid/amd-sfh-hid/amd_sfh_common.h @@ -0,0 +1,76 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * AMD MP2 common macros and structures + * + * Copyright (c) 2022, Advanced Micro Devices, Inc. + * All Rights Reserved. + * + * Author: Basavaraj Natikar <Basavaraj.Natikar@amd.com> + */ +#ifndef AMD_SFH_COMMON_H +#define AMD_SFH_COMMON_H + +#include <linux/pci.h> +#include "amd_sfh_hid.h" + +#define PCI_DEVICE_ID_AMD_MP2 0x15E4 +#define PCI_DEVICE_ID_AMD_MP2_1_1 0x164A + +#define AMD_C2P_MSG(regno) (0x10500 + ((regno) * 4)) +#define AMD_P2C_MSG(regno) (0x10680 + ((regno) * 4)) + +#define SENSOR_ENABLED 4 +#define SENSOR_DISABLED 5 + +#define AMD_SFH_IDLE_LOOP 200 + +enum cmd_id { + NO_OP, + ENABLE_SENSOR, + DISABLE_SENSOR, + STOP_ALL_SENSORS = 8, +}; + +struct amd_mp2_sensor_info { + u8 sensor_idx; + u32 period; + dma_addr_t dma_address; +}; + +struct amd_mp2_dev { + struct pci_dev *pdev; + struct amdtp_cl_data *cl_data; + void __iomem *mmio; + void __iomem *vsbase; + const struct amd_sfh1_1_ops *sfh1_1_ops; + struct amd_mp2_ops *mp2_ops; + struct amd_input_data in_data; + /* mp2 active control status */ + u32 mp2_acs; +}; + +struct amd_mp2_ops { + void (*start)(struct amd_mp2_dev *privdata, struct amd_mp2_sensor_info info); + void (*stop)(struct amd_mp2_dev *privdata, u16 sensor_idx); + void (*stop_all)(struct amd_mp2_dev *privdata); + int (*response)(struct amd_mp2_dev *mp2, u8 sid, u32 sensor_sts); + void (*clear_intr)(struct amd_mp2_dev *privdata); + int (*init_intr)(struct amd_mp2_dev *privdata); + int (*discovery_status)(struct amd_mp2_dev *privdata); + void (*suspend)(struct amd_mp2_dev *mp2); + void (*resume)(struct amd_mp2_dev *mp2); + void (*remove)(void *privdata); + int (*get_rep_desc)(int sensor_idx, u8 rep_desc[]); + u32 (*get_desc_sz)(int sensor_idx, int descriptor_name); + u8 (*get_feat_rep)(int sensor_idx, int report_id, u8 *feature_report); + u8 (*get_in_rep)(u8 current_index, int sensor_idx, int report_id, + struct amd_input_data *in_data); +}; + +void amd_sfh_work(struct work_struct *work); +void amd_sfh_work_buffer(struct work_struct *work); +void amd_sfh_clear_intr_v2(struct amd_mp2_dev *privdata); +int amd_sfh_irq_init_v2(struct amd_mp2_dev *privdata); +void amd_sfh_clear_intr(struct amd_mp2_dev *privdata); +int amd_sfh_irq_init(struct amd_mp2_dev *privdata); +#endif |