1 /* 2 * Copyright (c) 2013-2018 The Linux Foundation. All rights reserved. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for 5 * any purpose with or without fee is hereby granted, provided that the 6 * above copyright notice and this permission notice appear in all 7 * copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL 10 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED 11 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE 12 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL 13 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR 14 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER 15 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19 #ifndef __IF_SDIO_H__ 20 #define __IF_SDIO_H__ 21 22 #include <linux/version.h> 23 #include <linux/semaphore.h> 24 #include <linux/interrupt.h> 25 #include <osdep.h> 26 #include <ol_if_athvar.h> 27 #include <athdefs.h> 28 #include "a_osapi.h" 29 #include "hif_internal.h" 30 31 32 #define AR6320_HEADERS_DEF 33 34 #define ATH_DBG_DEFAULT 0 35 36 #define RAMDUMP_ADDR 0x8F000000 37 #define RAMDUMP_SIZE 0x700000 38 39 struct hif_sdio_softc { 40 struct hif_softc ol_sc; 41 struct device *dev; 42 struct _NIC_DEV aps_osdev; 43 struct tasklet_struct intr_tq; /* tasklet */ 44 45 int irq; 46 /* 47 * Guard changes to Target HW state and to software 48 * structures that track hardware state. 49 */ 50 spinlock_t target_lock; 51 void *hif_handle; 52 void *ramdump_base; 53 unsigned long ramdump_address; 54 unsigned long ramdump_size; 55 struct targetdef_s *targetdef; 56 struct hostdef_s *hostdef; 57 }; 58 59 #if defined(CONFIG_ATH_PROCFS_DIAG_SUPPORT) 60 int athdiag_procfs_init(void *scn); 61 void athdiag_procfs_remove(void); 62 #else 63 static inline int athdiag_procfs_init(void *scn) 64 { 65 return 0; 66 } 67 68 static inline void athdiag_procfs_remove(void) 69 { 70 } 71 #endif 72 73 #define DMA_MAPPING_ERROR(dev, addr) dma_mapping_error((dev), (addr)) 74 75 int ath_sdio_probe(void *context, void *hif_handle); 76 void ath_sdio_remove(void *context, void *hif_handle); 77 int ath_sdio_suspend(void *context); 78 int ath_sdio_resume(void *context); 79 80 /*These functions are exposed to HDD*/ 81 void hif_init_qdf_ctx(qdf_device_t qdf_dev, void *ol_sc); 82 void hif_deinit_qdf_ctx(void *ol_sc); 83 84 int hif_sdio_device_inserted(struct device *dev, 85 const struct sdio_device_id *id); 86 void hif_sdio_stop(struct hif_softc *hif_ctx); 87 void hif_sdio_shutdown(struct hif_softc *hif_ctx); 88 void hif_sdio_device_removed(struct sdio_func *func); 89 int hif_device_suspend(struct device *dev); 90 int hif_device_resume(struct device *dev); 91 void hif_register_tbl_attach(struct hif_softc *scn, 92 u32 hif_type); 93 void target_register_tbl_attach(struct hif_softc *scn, 94 u32 target_type); 95 void hif_enable_power_gating(void *hif_ctx); 96 void hif_sdio_close(struct hif_softc *hif_sc); 97 QDF_STATUS hif_sdio_open(struct hif_softc *hif_sc, 98 enum qdf_bus_type bus_type); 99 void hif_ar6k_fetch_target_regs(struct hif_sdio_dev *hif_device, 100 uint32_t *targregs); 101 QDF_STATUS hif_reg_based_get_target_info(struct hif_opaque_softc *hif_ctx, 102 struct bmi_target_info *targ_info); 103 QDF_STATUS 104 hif_bmi_raw_write(struct hif_sdio_dev *device, char *buffer, 105 uint32_t length); 106 QDF_STATUS 107 hif_bmi_raw_read(struct hif_sdio_dev *device, char *buffer, 108 u32 length, bool want_timeout); 109 110 #endif /* __IF_SDIO_H__ */ 111