1 /* 2 * Copyright (c) 2013-2014, 2016-2018 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 _HIF_SDIO_INTERNAL_H_ 20 #define _HIF_SDIO_INTERNAL_H_ 21 22 #include "a_debug.h" 23 #include "hif_sdio_dev.h" 24 #include "htc_packet.h" 25 #include "htc_api.h" 26 #include "hif_internal.h" 27 28 #if defined(CONFIG_SDIO_TRANSFER_MAILBOX) 29 #include <transfer/mailbox.h> 30 #elif defined(CONFIG_SDIO_TRANSFER_ADMA) 31 #error "Error - Not implemented yet" 32 #else 33 #error "Error - Invalid transfer method" 34 #endif 35 36 #define INVALID_MAILBOX_NUMBER 0xFF 37 38 #define HIF_SDIO_RX_BUFFER_SIZE 1792 39 #define HIF_SDIO_RX_DATA_OFFSET 64 40 41 /* TODO: print output level and mask control */ 42 #define ATH_DEBUG_IRQ ATH_DEBUG_MAKE_MODULE_MASK(4) 43 #define ATH_DEBUG_XMIT ATH_DEBUG_MAKE_MODULE_MASK(5) 44 #define ATH_DEBUG_RECV ATH_DEBUG_MAKE_MODULE_MASK(6) 45 46 #define ATH_DEBUG_MAX_MASK 32 47 48 #define SDIO_NUM_DATA_RX_BUFFERS 64 49 #define SDIO_DATA_RX_SIZE 1664 50 51 struct hif_sdio_device { 52 struct hif_sdio_dev *HIFDevice; 53 qdf_spinlock_t Lock; 54 qdf_spinlock_t TxLock; 55 qdf_spinlock_t RxLock; 56 struct hif_msg_callbacks hif_callbacks; 57 struct hif_device_mbox_info MailBoxInfo; 58 uint32_t BlockSize; 59 uint32_t BlockMask; 60 enum hif_device_irq_mode HifIRQProcessingMode; 61 struct hif_device_irq_yield_params HifIRQYieldParams; 62 bool DSRCanYield; 63 HIF_MASK_UNMASK_RECV_EVENT HifMaskUmaskRecvEvent; 64 int CurrentDSRRecvCount; 65 int RecheckIRQStatusCnt; 66 uint32_t RecvStateFlags; 67 void *pTarget; 68 bool swap_mailbox; 69 struct devRegisters devRegisters; 70 }; 71 72 #define LOCK_HIF_DEV(device) qdf_spin_lock(&(device)->Lock) 73 #define UNLOCK_HIF_DEV(device) qdf_spin_unlock(&(device)->Lock) 74 #define LOCK_HIF_DEV_RX(t) qdf_spin_lock(&(t)->RxLock) 75 #define UNLOCK_HIF_DEV_RX(t) qdf_spin_unlock(&(t)->RxLock) 76 #define LOCK_HIF_DEV_TX(t) qdf_spin_lock(&(t)->TxLock) 77 #define UNLOCK_HIF_DEV_TX(t) qdf_spin_unlock(&(t)->TxLock) 78 79 #define DEV_CALC_RECV_PADDED_LEN(pDev, length) \ 80 (((length) + (pDev)->BlockMask) & (~((pDev)->BlockMask))) 81 #define DEV_CALC_SEND_PADDED_LEN(pDev, length) \ 82 DEV_CALC_RECV_PADDED_LEN(pDev, length) 83 #define DEV_IS_LEN_BLOCK_ALIGNED(pDev, length) \ 84 (((length) % (pDev)->BlockSize) == 0) 85 86 #define HTC_RECV_WAIT_BUFFERS (1 << 0) 87 #define HTC_OP_STATE_STOPPING (1 << 0) 88 89 #define HTC_RX_PKT_IGNORE_LOOKAHEAD (1 << 0) 90 #define HTC_RX_PKT_REFRESH_HDR (1 << 1) 91 #define HTC_RX_PKT_PART_OF_BUNDLE (1 << 2) 92 #define HTC_RX_PKT_NO_RECYCLE (1 << 3) 93 #define HTC_RX_PKT_LAST_BUNDLED_PKT_HAS_ADDTIONAL_BLOCK (1 << 4) 94 95 #define IS_DEV_IRQ_PROCESSING_ASYNC_ALLOWED(pDev) \ 96 ((pDev)->HifIRQProcessingMode != HIF_DEVICE_IRQ_SYNC_ONLY) 97 98 /* hif_sdio_dev.c */ 99 HTC_PACKET *hif_dev_alloc_rx_buffer(struct hif_sdio_device *pDev); 100 101 /* hif_sdio_recv.c */ 102 QDF_STATUS hif_dev_rw_completion_handler(void *context, QDF_STATUS status); 103 QDF_STATUS hif_dev_dsr_handler(void *context); 104 105 #endif /* _HIF_SDIO_INTERNAL_H_ */ 106