diff options
Diffstat (limited to 'drivers/net/ethernet/intel/iavf/iavf_adminq.c')
| -rw-r--r-- | drivers/net/ethernet/intel/iavf/iavf_adminq.c | 167 |
1 files changed, 76 insertions, 91 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf_adminq.c b/drivers/net/ethernet/intel/iavf/iavf_adminq.c index 9fa3fa99b4c2..6937b7dd44cb 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_adminq.c +++ b/drivers/net/ethernet/intel/iavf/iavf_adminq.c @@ -8,27 +8,6 @@ #include "iavf_prototype.h" /** - * iavf_adminq_init_regs - Initialize AdminQ registers - * @hw: pointer to the hardware structure - * - * This assumes the alloc_asq and alloc_arq functions have already been called - **/ -static void iavf_adminq_init_regs(struct iavf_hw *hw) -{ - /* set head and tail registers in our local struct */ - hw->aq.asq.tail = IAVF_VF_ATQT1; - hw->aq.asq.head = IAVF_VF_ATQH1; - hw->aq.asq.len = IAVF_VF_ATQLEN1; - hw->aq.asq.bal = IAVF_VF_ATQBAL1; - hw->aq.asq.bah = IAVF_VF_ATQBAH1; - hw->aq.arq.tail = IAVF_VF_ARQT1; - hw->aq.arq.head = IAVF_VF_ARQH1; - hw->aq.arq.len = IAVF_VF_ARQLEN1; - hw->aq.arq.bal = IAVF_VF_ARQBAL1; - hw->aq.arq.bah = IAVF_VF_ARQBAH1; -} - -/** * iavf_alloc_adminq_asq_ring - Allocate Admin Queue send rings * @hw: pointer to the hardware structure **/ @@ -39,7 +18,7 @@ static enum iavf_status iavf_alloc_adminq_asq_ring(struct iavf_hw *hw) ret_code = iavf_allocate_dma_mem(hw, &hw->aq.asq.desc_buf, iavf_mem_atq_ring, (hw->aq.num_asq_entries * - sizeof(struct iavf_aq_desc)), + sizeof(struct libie_aq_desc)), IAVF_ADMINQ_DESC_ALIGNMENT); if (ret_code) return ret_code; @@ -66,7 +45,7 @@ static enum iavf_status iavf_alloc_adminq_arq_ring(struct iavf_hw *hw) ret_code = iavf_allocate_dma_mem(hw, &hw->aq.arq.desc_buf, iavf_mem_arq_ring, (hw->aq.num_arq_entries * - sizeof(struct iavf_aq_desc)), + sizeof(struct libie_aq_desc)), IAVF_ADMINQ_DESC_ALIGNMENT); return ret_code; @@ -102,7 +81,7 @@ static void iavf_free_adminq_arq(struct iavf_hw *hw) **/ static enum iavf_status iavf_alloc_arq_bufs(struct iavf_hw *hw) { - struct iavf_aq_desc *desc; + struct libie_aq_desc *desc; struct iavf_dma_mem *bi; enum iavf_status ret_code; int i; @@ -132,9 +111,9 @@ static enum iavf_status iavf_alloc_arq_bufs(struct iavf_hw *hw) /* now configure the descriptors for use */ desc = IAVF_ADMINQ_DESC(hw->aq.arq, i); - desc->flags = cpu_to_le16(IAVF_AQ_FLAG_BUF); + desc->flags = cpu_to_le16(LIBIE_AQ_FLAG_BUF); if (hw->aq.arq_buf_size > IAVF_AQ_LARGE_BUF) - desc->flags |= cpu_to_le16(IAVF_AQ_FLAG_LB); + desc->flags |= cpu_to_le16(LIBIE_AQ_FLAG_LB); desc->opcode = 0; /* This is in accordance with Admin queue design, there is no * register for buffer size configuration @@ -143,12 +122,12 @@ static enum iavf_status iavf_alloc_arq_bufs(struct iavf_hw *hw) desc->retval = 0; desc->cookie_high = 0; desc->cookie_low = 0; - desc->params.external.addr_high = + desc->params.generic.addr_high = cpu_to_le32(upper_32_bits(bi->pa)); - desc->params.external.addr_low = + desc->params.generic.addr_low = cpu_to_le32(lower_32_bits(bi->pa)); - desc->params.external.param0 = 0; - desc->params.external.param1 = 0; + desc->params.generic.param0 = 0; + desc->params.generic.param1 = 0; } alloc_arq_bufs: @@ -259,17 +238,17 @@ static enum iavf_status iavf_config_asq_regs(struct iavf_hw *hw) u32 reg = 0; /* Clear Head and Tail */ - wr32(hw, hw->aq.asq.head, 0); - wr32(hw, hw->aq.asq.tail, 0); + wr32(hw, IAVF_VF_ATQH1, 0); + wr32(hw, IAVF_VF_ATQT1, 0); /* set starting point */ - wr32(hw, hw->aq.asq.len, (hw->aq.num_asq_entries | + wr32(hw, IAVF_VF_ATQLEN1, (hw->aq.num_asq_entries | IAVF_VF_ATQLEN1_ATQENABLE_MASK)); - wr32(hw, hw->aq.asq.bal, lower_32_bits(hw->aq.asq.desc_buf.pa)); - wr32(hw, hw->aq.asq.bah, upper_32_bits(hw->aq.asq.desc_buf.pa)); + wr32(hw, IAVF_VF_ATQBAL1, lower_32_bits(hw->aq.asq.desc_buf.pa)); + wr32(hw, IAVF_VF_ATQBAH1, upper_32_bits(hw->aq.asq.desc_buf.pa)); /* Check one register to verify that config was applied */ - reg = rd32(hw, hw->aq.asq.bal); + reg = rd32(hw, IAVF_VF_ATQBAL1); if (reg != lower_32_bits(hw->aq.asq.desc_buf.pa)) ret_code = IAVF_ERR_ADMIN_QUEUE_ERROR; @@ -288,20 +267,20 @@ static enum iavf_status iavf_config_arq_regs(struct iavf_hw *hw) u32 reg = 0; /* Clear Head and Tail */ - wr32(hw, hw->aq.arq.head, 0); - wr32(hw, hw->aq.arq.tail, 0); + wr32(hw, IAVF_VF_ARQH1, 0); + wr32(hw, IAVF_VF_ARQT1, 0); /* set starting point */ - wr32(hw, hw->aq.arq.len, (hw->aq.num_arq_entries | + wr32(hw, IAVF_VF_ARQLEN1, (hw->aq.num_arq_entries | IAVF_VF_ARQLEN1_ARQENABLE_MASK)); - wr32(hw, hw->aq.arq.bal, lower_32_bits(hw->aq.arq.desc_buf.pa)); - wr32(hw, hw->aq.arq.bah, upper_32_bits(hw->aq.arq.desc_buf.pa)); + wr32(hw, IAVF_VF_ARQBAL1, lower_32_bits(hw->aq.arq.desc_buf.pa)); + wr32(hw, IAVF_VF_ARQBAH1, upper_32_bits(hw->aq.arq.desc_buf.pa)); /* Update tail in the HW to post pre-allocated buffers */ - wr32(hw, hw->aq.arq.tail, hw->aq.num_arq_entries - 1); + wr32(hw, IAVF_VF_ARQT1, hw->aq.num_arq_entries - 1); /* Check one register to verify that config was applied */ - reg = rd32(hw, hw->aq.arq.bal); + reg = rd32(hw, IAVF_VF_ARQBAL1); if (reg != lower_32_bits(hw->aq.arq.desc_buf.pa)) ret_code = IAVF_ERR_ADMIN_QUEUE_ERROR; @@ -324,6 +303,7 @@ static enum iavf_status iavf_config_arq_regs(struct iavf_hw *hw) static enum iavf_status iavf_init_asq(struct iavf_hw *hw) { enum iavf_status ret_code = 0; + int i; if (hw->aq.asq.count > 0) { /* queue already initialized */ @@ -354,12 +334,17 @@ static enum iavf_status iavf_init_asq(struct iavf_hw *hw) /* initialize base registers */ ret_code = iavf_config_asq_regs(hw); if (ret_code) - goto init_adminq_free_rings; + goto init_free_asq_bufs; /* success! */ hw->aq.asq.count = hw->aq.num_asq_entries; goto init_adminq_exit; +init_free_asq_bufs: + for (i = 0; i < hw->aq.num_asq_entries; i++) + iavf_free_dma_mem(hw, &hw->aq.asq.r.asq_bi[i]); + iavf_free_virt_mem(hw, &hw->aq.asq.dma_head); + init_adminq_free_rings: iavf_free_adminq_asq(hw); @@ -383,6 +368,7 @@ init_adminq_exit: static enum iavf_status iavf_init_arq(struct iavf_hw *hw) { enum iavf_status ret_code = 0; + int i; if (hw->aq.arq.count > 0) { /* queue already initialized */ @@ -413,12 +399,16 @@ static enum iavf_status iavf_init_arq(struct iavf_hw *hw) /* initialize base registers */ ret_code = iavf_config_arq_regs(hw); if (ret_code) - goto init_adminq_free_rings; + goto init_free_arq_bufs; /* success! */ hw->aq.arq.count = hw->aq.num_arq_entries; goto init_adminq_exit; +init_free_arq_bufs: + for (i = 0; i < hw->aq.num_arq_entries; i++) + iavf_free_dma_mem(hw, &hw->aq.arq.r.arq_bi[i]); + iavf_free_virt_mem(hw, &hw->aq.arq.dma_head); init_adminq_free_rings: iavf_free_adminq_arq(hw); @@ -444,11 +434,11 @@ static enum iavf_status iavf_shutdown_asq(struct iavf_hw *hw) } /* Stop firmware AdminQ processing */ - wr32(hw, hw->aq.asq.head, 0); - wr32(hw, hw->aq.asq.tail, 0); - wr32(hw, hw->aq.asq.len, 0); - wr32(hw, hw->aq.asq.bal, 0); - wr32(hw, hw->aq.asq.bah, 0); + wr32(hw, IAVF_VF_ATQH1, 0); + wr32(hw, IAVF_VF_ATQT1, 0); + wr32(hw, IAVF_VF_ATQLEN1, 0); + wr32(hw, IAVF_VF_ATQBAL1, 0); + wr32(hw, IAVF_VF_ATQBAH1, 0); hw->aq.asq.count = 0; /* to indicate uninitialized queue */ @@ -478,11 +468,11 @@ static enum iavf_status iavf_shutdown_arq(struct iavf_hw *hw) } /* Stop firmware AdminQ processing */ - wr32(hw, hw->aq.arq.head, 0); - wr32(hw, hw->aq.arq.tail, 0); - wr32(hw, hw->aq.arq.len, 0); - wr32(hw, hw->aq.arq.bal, 0); - wr32(hw, hw->aq.arq.bah, 0); + wr32(hw, IAVF_VF_ARQH1, 0); + wr32(hw, IAVF_VF_ARQT1, 0); + wr32(hw, IAVF_VF_ARQLEN1, 0); + wr32(hw, IAVF_VF_ARQBAL1, 0); + wr32(hw, IAVF_VF_ARQBAH1, 0); hw->aq.arq.count = 0; /* to indicate uninitialized queue */ @@ -518,9 +508,6 @@ enum iavf_status iavf_init_adminq(struct iavf_hw *hw) goto init_adminq_exit; } - /* Set up register offsets */ - iavf_adminq_init_regs(hw); - /* setup ASQ command write back timeout */ hw->aq.asq_cmd_timeout = IAVF_ASQ_CMD_TIMEOUT; @@ -551,15 +538,13 @@ init_adminq_exit: **/ enum iavf_status iavf_shutdown_adminq(struct iavf_hw *hw) { - enum iavf_status ret_code = 0; - if (iavf_check_asq_alive(hw)) iavf_aq_queue_shutdown(hw, true); iavf_shutdown_asq(hw); iavf_shutdown_arq(hw); - return ret_code; + return 0; } /** @@ -573,14 +558,14 @@ static u16 iavf_clean_asq(struct iavf_hw *hw) struct iavf_adminq_ring *asq = &hw->aq.asq; struct iavf_asq_cmd_details *details; u16 ntc = asq->next_to_clean; - struct iavf_aq_desc desc_cb; - struct iavf_aq_desc *desc; + struct libie_aq_desc desc_cb; + struct libie_aq_desc *desc; desc = IAVF_ADMINQ_DESC(*asq, ntc); details = IAVF_ADMINQ_DETAILS(*asq, ntc); - while (rd32(hw, hw->aq.asq.head) != ntc) { + while (rd32(hw, IAVF_VF_ATQH1) != ntc) { iavf_debug(hw, IAVF_DEBUG_AQ_MESSAGE, - "ntc %d head %d.\n", ntc, rd32(hw, hw->aq.asq.head)); + "ntc %d head %d.\n", ntc, rd32(hw, IAVF_VF_ATQH1)); if (details->callback) { IAVF_ADMINQ_CALLBACK cb_func = @@ -588,7 +573,7 @@ static u16 iavf_clean_asq(struct iavf_hw *hw) desc_cb = *desc; cb_func(hw, &desc_cb); } - memset((void *)desc, 0, sizeof(struct iavf_aq_desc)); + memset((void *)desc, 0, sizeof(struct libie_aq_desc)); memset((void *)details, 0, sizeof(struct iavf_asq_cmd_details)); ntc++; @@ -615,7 +600,7 @@ bool iavf_asq_done(struct iavf_hw *hw) /* AQ designers suggest use of head for better * timing reliability than DD bit */ - return rd32(hw, hw->aq.asq.head) == hw->aq.asq.next_to_use; + return rd32(hw, IAVF_VF_ATQH1) == hw->aq.asq.next_to_use; } /** @@ -630,14 +615,14 @@ bool iavf_asq_done(struct iavf_hw *hw) * queue. It runs the queue, cleans the queue, etc **/ enum iavf_status iavf_asq_send_command(struct iavf_hw *hw, - struct iavf_aq_desc *desc, + struct libie_aq_desc *desc, void *buff, /* can be NULL */ u16 buff_size, struct iavf_asq_cmd_details *cmd_details) { struct iavf_dma_mem *dma_buff = NULL; struct iavf_asq_cmd_details *details; - struct iavf_aq_desc *desc_on_ring; + struct libie_aq_desc *desc_on_ring; bool cmd_completed = false; enum iavf_status status = 0; u16 retval = 0; @@ -652,9 +637,9 @@ enum iavf_status iavf_asq_send_command(struct iavf_hw *hw, goto asq_send_command_error; } - hw->aq.asq_last_status = IAVF_AQ_RC_OK; + hw->aq.asq_last_status = LIBIE_AQ_RC_OK; - val = rd32(hw, hw->aq.asq.head); + val = rd32(hw, IAVF_VF_ATQH1); if (val >= hw->aq.num_asq_entries) { iavf_debug(hw, IAVF_DEBUG_AQ_MESSAGE, "AQTX: head overrun at %d\n", val); @@ -732,9 +717,9 @@ enum iavf_status iavf_asq_send_command(struct iavf_hw *hw, /* Update the address values in the desc with the pa value * for respective buffer */ - desc_on_ring->params.external.addr_high = + desc_on_ring->params.generic.addr_high = cpu_to_le32(upper_32_bits(dma_buff->pa)); - desc_on_ring->params.external.addr_low = + desc_on_ring->params.generic.addr_low = cpu_to_le32(lower_32_bits(dma_buff->pa)); } @@ -746,7 +731,7 @@ enum iavf_status iavf_asq_send_command(struct iavf_hw *hw, if (hw->aq.asq.next_to_use == hw->aq.asq.count) hw->aq.asq.next_to_use = 0; if (!details->postpone) - wr32(hw, hw->aq.asq.tail, hw->aq.asq.next_to_use); + wr32(hw, IAVF_VF_ATQT1, hw->aq.asq.next_to_use); /* if cmd_details are not defined or async flag is not set, * we need to wait for desc write back @@ -781,13 +766,13 @@ enum iavf_status iavf_asq_send_command(struct iavf_hw *hw, retval &= 0xff; } cmd_completed = true; - if ((enum iavf_admin_queue_err)retval == IAVF_AQ_RC_OK) + if ((enum libie_aq_err)retval == LIBIE_AQ_RC_OK) status = 0; - else if ((enum iavf_admin_queue_err)retval == IAVF_AQ_RC_EBUSY) + else if ((enum libie_aq_err)retval == LIBIE_AQ_RC_EBUSY) status = IAVF_ERR_NOT_READY; else status = IAVF_ERR_ADMIN_QUEUE_ERROR; - hw->aq.asq_last_status = (enum iavf_admin_queue_err)retval; + hw->aq.asq_last_status = (enum libie_aq_err)retval; } iavf_debug(hw, IAVF_DEBUG_AQ_MESSAGE, @@ -801,7 +786,7 @@ enum iavf_status iavf_asq_send_command(struct iavf_hw *hw, /* update the error if time out occurred */ if ((!cmd_completed) && (!details->async && !details->postpone)) { - if (rd32(hw, hw->aq.asq.len) & IAVF_VF_ATQLEN1_ATQCRIT_MASK) { + if (rd32(hw, IAVF_VF_ATQLEN1) & IAVF_VF_ATQLEN1_ATQCRIT_MASK) { iavf_debug(hw, IAVF_DEBUG_AQ_MESSAGE, "AQTX: AQ Critical error.\n"); status = IAVF_ERR_ADMIN_QUEUE_CRITICAL_ERROR; @@ -824,12 +809,12 @@ asq_send_command_error: * * Fill the desc with default values **/ -void iavf_fill_default_direct_cmd_desc(struct iavf_aq_desc *desc, u16 opcode) +void iavf_fill_default_direct_cmd_desc(struct libie_aq_desc *desc, u16 opcode) { /* zero out the desc */ - memset((void *)desc, 0, sizeof(struct iavf_aq_desc)); + memset((void *)desc, 0, sizeof(struct libie_aq_desc)); desc->opcode = cpu_to_le16(opcode); - desc->flags = cpu_to_le16(IAVF_AQ_FLAG_SI); + desc->flags = cpu_to_le16(LIBIE_AQ_FLAG_SI); } /** @@ -847,7 +832,7 @@ enum iavf_status iavf_clean_arq_element(struct iavf_hw *hw, u16 *pending) { u16 ntc = hw->aq.arq.next_to_clean; - struct iavf_aq_desc *desc; + struct libie_aq_desc *desc; enum iavf_status ret_code = 0; struct iavf_dma_mem *bi; u16 desc_idx; @@ -869,7 +854,7 @@ enum iavf_status iavf_clean_arq_element(struct iavf_hw *hw, } /* set next_to_use to head */ - ntu = rd32(hw, hw->aq.arq.head) & IAVF_VF_ARQH1_ARQH_MASK; + ntu = rd32(hw, IAVF_VF_ARQH1) & IAVF_VF_ARQH1_ARQH_MASK; if (ntu == ntc) { /* nothing to do - shouldn't need to update ring's values */ ret_code = IAVF_ERR_ADMIN_QUEUE_NO_WORK; @@ -881,9 +866,9 @@ enum iavf_status iavf_clean_arq_element(struct iavf_hw *hw, desc_idx = ntc; hw->aq.arq_last_status = - (enum iavf_admin_queue_err)le16_to_cpu(desc->retval); + (enum libie_aq_err)le16_to_cpu(desc->retval); flags = le16_to_cpu(desc->flags); - if (flags & IAVF_AQ_FLAG_ERR) { + if (flags & LIBIE_AQ_FLAG_ERR) { ret_code = IAVF_ERR_ADMIN_QUEUE_ERROR; iavf_debug(hw, IAVF_DEBUG_AQ_MESSAGE, @@ -907,17 +892,17 @@ enum iavf_status iavf_clean_arq_element(struct iavf_hw *hw, * size */ bi = &hw->aq.arq.r.arq_bi[ntc]; - memset((void *)desc, 0, sizeof(struct iavf_aq_desc)); + memset((void *)desc, 0, sizeof(struct libie_aq_desc)); - desc->flags = cpu_to_le16(IAVF_AQ_FLAG_BUF); + desc->flags = cpu_to_le16(LIBIE_AQ_FLAG_BUF); if (hw->aq.arq_buf_size > IAVF_AQ_LARGE_BUF) - desc->flags |= cpu_to_le16(IAVF_AQ_FLAG_LB); + desc->flags |= cpu_to_le16(LIBIE_AQ_FLAG_LB); desc->datalen = cpu_to_le16((u16)bi->size); - desc->params.external.addr_high = cpu_to_le32(upper_32_bits(bi->pa)); - desc->params.external.addr_low = cpu_to_le32(lower_32_bits(bi->pa)); + desc->params.generic.addr_high = cpu_to_le32(upper_32_bits(bi->pa)); + desc->params.generic.addr_low = cpu_to_le32(lower_32_bits(bi->pa)); /* set tail = the last cleaned desc index. */ - wr32(hw, hw->aq.arq.tail, ntc); + wr32(hw, IAVF_VF_ARQT1, ntc); /* ntc is updated to tail + 1 */ ntc++; if (ntc == hw->aq.num_arq_entries) |
