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path: root/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c157
1 files changed, 77 insertions, 80 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
index d6e92ecddfbd..beaaf5c309d5 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_lan_hmc.c
@@ -1,13 +1,10 @@
// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2013 - 2018 Intel Corporation. */
-#include "i40e.h"
-#include "i40e_osdep.h"
-#include "i40e_register.h"
-#include "i40e_type.h"
-#include "i40e_hmc.h"
+#include "i40e_alloc.h"
+#include "i40e_debug.h"
#include "i40e_lan_hmc.h"
-#include "i40e_prototype.h"
+#include "i40e_type.h"
/* lan specific interface functions */
@@ -74,12 +71,12 @@ static u64 i40e_calculate_l2fpm_size(u32 txq_num, u32 rxq_num,
* Assumptions:
* - HMC Resource Profile has been selected before calling this function.
**/
-i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
- u32 rxq_num, u32 fcoe_cntx_num,
- u32 fcoe_filt_num)
+int i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
+ u32 rxq_num, u32 fcoe_cntx_num,
+ u32 fcoe_filt_num)
{
struct i40e_hmc_obj_info *obj, *full_obj;
- i40e_status ret_code = 0;
+ int ret_code = 0;
u64 l2fpm_size;
u32 size_exp;
@@ -111,7 +108,7 @@ i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
/* validate values requested by driver don't exceed HMC capacity */
if (txq_num > obj->max_cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_init_lan_hmc: Tx context: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
txq_num, obj->max_cnt, ret_code);
goto init_lan_hmc_out;
@@ -134,7 +131,7 @@ i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
/* validate values requested by driver don't exceed HMC capacity */
if (rxq_num > obj->max_cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_init_lan_hmc: Rx context: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
rxq_num, obj->max_cnt, ret_code);
goto init_lan_hmc_out;
@@ -157,7 +154,7 @@ i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
/* validate values requested by driver don't exceed HMC capacity */
if (fcoe_cntx_num > obj->max_cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_init_lan_hmc: FCoE context: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
fcoe_cntx_num, obj->max_cnt, ret_code);
goto init_lan_hmc_out;
@@ -180,7 +177,7 @@ i40e_status i40e_init_lan_hmc(struct i40e_hw *hw, u32 txq_num,
/* validate values requested by driver don't exceed HMC capacity */
if (fcoe_filt_num > obj->max_cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_init_lan_hmc: FCoE filter: asks for 0x%x but max allowed is 0x%x, returns error %d\n",
fcoe_filt_num, obj->max_cnt, ret_code);
goto init_lan_hmc_out;
@@ -229,11 +226,11 @@ init_lan_hmc_out:
* 1. caller can deallocate the memory used by pd after this function
* returns.
**/
-static i40e_status i40e_remove_pd_page(struct i40e_hw *hw,
- struct i40e_hmc_info *hmc_info,
- u32 idx)
+static int i40e_remove_pd_page(struct i40e_hw *hw,
+ struct i40e_hmc_info *hmc_info,
+ u32 idx)
{
- i40e_status ret_code = 0;
+ int ret_code = 0;
if (!i40e_prep_remove_pd_page(hmc_info, idx))
ret_code = i40e_remove_pd_page_new(hw, hmc_info, idx, true);
@@ -256,11 +253,11 @@ static i40e_status i40e_remove_pd_page(struct i40e_hw *hw,
* 1. caller can deallocate the memory used by backing storage after this
* function returns.
**/
-static i40e_status i40e_remove_sd_bp(struct i40e_hw *hw,
- struct i40e_hmc_info *hmc_info,
- u32 idx)
+static int i40e_remove_sd_bp(struct i40e_hw *hw,
+ struct i40e_hmc_info *hmc_info,
+ u32 idx)
{
- i40e_status ret_code = 0;
+ int ret_code = 0;
if (!i40e_prep_remove_sd_bp(hmc_info, idx))
ret_code = i40e_remove_sd_bp_new(hw, hmc_info, idx, true);
@@ -276,43 +273,43 @@ static i40e_status i40e_remove_sd_bp(struct i40e_hw *hw,
* This will allocate memory for PDs and backing pages and populate
* the sd and pd entries.
**/
-static i40e_status i40e_create_lan_hmc_object(struct i40e_hw *hw,
- struct i40e_hmc_lan_create_obj_info *info)
+static int i40e_create_lan_hmc_object(struct i40e_hw *hw,
+ struct i40e_hmc_lan_create_obj_info *info)
{
- i40e_status ret_code = 0;
struct i40e_hmc_sd_entry *sd_entry;
u32 pd_idx1 = 0, pd_lmt1 = 0;
u32 pd_idx = 0, pd_lmt = 0;
bool pd_error = false;
u32 sd_idx, sd_lmt;
+ int ret_code = 0;
u64 sd_size;
u32 i, j;
if (NULL == info) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_create_lan_hmc_object: bad info ptr\n");
goto exit;
}
if (NULL == info->hmc_info) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_create_lan_hmc_object: bad hmc_info ptr\n");
goto exit;
}
if (I40E_HMC_INFO_SIGNATURE != info->hmc_info->signature) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_create_lan_hmc_object: bad signature\n");
goto exit;
}
if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_INDEX;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_create_lan_hmc_object: returns error %d\n",
ret_code);
goto exit;
}
if ((info->start_idx + info->count) >
info->hmc_info->hmc_obj[info->rsrc_type].cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_create_lan_hmc_object: returns error %d\n",
ret_code);
goto exit;
@@ -324,8 +321,8 @@ static i40e_status i40e_create_lan_hmc_object(struct i40e_hw *hw,
&sd_idx, &sd_lmt);
if (sd_idx >= info->hmc_info->sd_table.sd_cnt ||
sd_lmt > info->hmc_info->sd_table.sd_cnt) {
- ret_code = I40E_ERR_INVALID_SD_INDEX;
- goto exit;
+ ret_code = -EINVAL;
+ goto exit;
}
/* find pd index */
I40E_FIND_PD_INDEX_LIMIT(info->hmc_info, info->rsrc_type,
@@ -393,7 +390,7 @@ static i40e_status i40e_create_lan_hmc_object(struct i40e_hw *hw,
j, sd_entry->entry_type);
break;
default:
- ret_code = I40E_ERR_INVALID_SD_TYPE;
+ ret_code = -EINVAL;
goto exit;
}
}
@@ -417,7 +414,7 @@ exit_sd_error:
i40e_remove_sd_bp(hw, info->hmc_info, (j - 1));
break;
default:
- ret_code = I40E_ERR_INVALID_SD_TYPE;
+ ret_code = -EINVAL;
break;
}
j--;
@@ -435,13 +432,13 @@ exit:
* - This function will be called after i40e_init_lan_hmc() and before
* any LAN/FCoE HMC objects can be created.
**/
-i40e_status i40e_configure_lan_hmc(struct i40e_hw *hw,
- enum i40e_hmc_model model)
+int i40e_configure_lan_hmc(struct i40e_hw *hw,
+ enum i40e_hmc_model model)
{
struct i40e_hmc_lan_create_obj_info info;
- i40e_status ret_code = 0;
u8 hmc_fn_id = hw->hmc.hmc_fn_id;
struct i40e_hmc_obj_info *obj;
+ int ret_code = 0;
/* Initialize part of the create object info struct */
info.hmc_info = &hw->hmc;
@@ -474,7 +471,7 @@ try_type_paged:
break;
default:
/* unsupported type */
- ret_code = I40E_ERR_INVALID_SD_TYPE;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_configure_lan_hmc: Unknown SD type: %d\n",
ret_code);
goto configure_lan_hmc_out;
@@ -520,44 +517,44 @@ configure_lan_hmc_out:
* caller should deallocate memory allocated previously for
* book-keeping information about PDs and backing storage.
**/
-static i40e_status i40e_delete_lan_hmc_object(struct i40e_hw *hw,
- struct i40e_hmc_lan_delete_obj_info *info)
+static int i40e_delete_lan_hmc_object(struct i40e_hw *hw,
+ struct i40e_hmc_lan_delete_obj_info *info)
{
- i40e_status ret_code = 0;
struct i40e_hmc_pd_table *pd_table;
u32 pd_idx, pd_lmt, rel_pd_idx;
u32 sd_idx, sd_lmt;
+ int ret_code = 0;
u32 i, j;
if (NULL == info) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: bad info ptr\n");
goto exit;
}
if (NULL == info->hmc_info) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: bad info->hmc_info ptr\n");
goto exit;
}
if (I40E_HMC_INFO_SIGNATURE != info->hmc_info->signature) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: bad hmc_info->signature\n");
goto exit;
}
if (NULL == info->hmc_info->sd_table.sd_entry) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: bad sd_entry\n");
goto exit;
}
if (NULL == info->hmc_info->hmc_obj) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: bad hmc_info->hmc_obj\n");
goto exit;
}
if (info->start_idx >= info->hmc_info->hmc_obj[info->rsrc_type].cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_INDEX;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: returns error %d\n",
ret_code);
goto exit;
@@ -565,7 +562,7 @@ static i40e_status i40e_delete_lan_hmc_object(struct i40e_hw *hw,
if ((info->start_idx + info->count) >
info->hmc_info->hmc_obj[info->rsrc_type].cnt) {
- ret_code = I40E_ERR_INVALID_HMC_OBJ_COUNT;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_delete_hmc_object: returns error %d\n",
ret_code);
goto exit;
@@ -599,7 +596,7 @@ static i40e_status i40e_delete_lan_hmc_object(struct i40e_hw *hw,
&sd_idx, &sd_lmt);
if (sd_idx >= info->hmc_info->sd_table.sd_cnt ||
sd_lmt > info->hmc_info->sd_table.sd_cnt) {
- ret_code = I40E_ERR_INVALID_SD_INDEX;
+ ret_code = -EINVAL;
goto exit;
}
@@ -632,10 +629,10 @@ exit:
* This must be called by drivers as they are shutting down and being
* removed from the OS.
**/
-i40e_status i40e_shutdown_lan_hmc(struct i40e_hw *hw)
+int i40e_shutdown_lan_hmc(struct i40e_hw *hw)
{
struct i40e_hmc_lan_delete_obj_info info;
- i40e_status ret_code;
+ int ret_code;
info.hmc_info = &hw->hmc;
info.rsrc_type = I40E_HMC_LAN_FULL;
@@ -915,9 +912,9 @@ static void i40e_write_qword(u8 *hmc_bits,
* @context_bytes: pointer to the context bit array (DMA memory)
* @hmc_type: the type of HMC resource
**/
-static i40e_status i40e_clear_hmc_context(struct i40e_hw *hw,
- u8 *context_bytes,
- enum i40e_hmc_lan_rsrc_type hmc_type)
+static int i40e_clear_hmc_context(struct i40e_hw *hw,
+ u8 *context_bytes,
+ enum i40e_hmc_lan_rsrc_type hmc_type)
{
/* clean the bit array */
memset(context_bytes, 0, (u32)hw->hmc.hmc_obj[hmc_type].size);
@@ -931,9 +928,9 @@ static i40e_status i40e_clear_hmc_context(struct i40e_hw *hw,
* @ce_info: a description of the struct to be filled
* @dest: the struct to be filled
**/
-static i40e_status i40e_set_hmc_context(u8 *context_bytes,
- struct i40e_context_ele *ce_info,
- u8 *dest)
+static int i40e_set_hmc_context(u8 *context_bytes,
+ struct i40e_context_ele *ce_info,
+ u8 *dest)
{
int f;
@@ -973,43 +970,43 @@ static i40e_status i40e_set_hmc_context(u8 *context_bytes,
* base pointer. This function is used for LAN Queue contexts.
**/
static
-i40e_status i40e_hmc_get_object_va(struct i40e_hw *hw, u8 **object_base,
- enum i40e_hmc_lan_rsrc_type rsrc_type,
- u32 obj_idx)
+int i40e_hmc_get_object_va(struct i40e_hw *hw, u8 **object_base,
+ enum i40e_hmc_lan_rsrc_type rsrc_type,
+ u32 obj_idx)
{
struct i40e_hmc_info *hmc_info = &hw->hmc;
u32 obj_offset_in_sd, obj_offset_in_pd;
struct i40e_hmc_sd_entry *sd_entry;
struct i40e_hmc_pd_entry *pd_entry;
u32 pd_idx, pd_lmt, rel_pd_idx;
- i40e_status ret_code = 0;
u64 obj_offset_in_fpm;
u32 sd_idx, sd_lmt;
+ int ret_code = 0;
if (NULL == hmc_info) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_hmc_get_object_va: bad hmc_info ptr\n");
goto exit;
}
if (NULL == hmc_info->hmc_obj) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_hmc_get_object_va: bad hmc_info->hmc_obj ptr\n");
goto exit;
}
if (NULL == object_base) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_hmc_get_object_va: bad object_base ptr\n");
goto exit;
}
if (I40E_HMC_INFO_SIGNATURE != hmc_info->signature) {
- ret_code = I40E_ERR_BAD_PTR;
+ ret_code = -EINVAL;
hw_dbg(hw, "i40e_hmc_get_object_va: bad hmc_info->signature\n");
goto exit;
}
if (obj_idx >= hmc_info->hmc_obj[rsrc_type].cnt) {
hw_dbg(hw, "i40e_hmc_get_object_va: returns error %d\n",
ret_code);
- ret_code = I40E_ERR_INVALID_HMC_OBJ_INDEX;
+ ret_code = -EINVAL;
goto exit;
}
/* find sd index and limit */
@@ -1042,11 +1039,11 @@ exit:
* @hw: the hardware struct
* @queue: the queue we care about
**/
-i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw,
- u16 queue)
+int i40e_clear_lan_tx_queue_context(struct i40e_hw *hw,
+ u16 queue)
{
- i40e_status err;
u8 *context_bytes;
+ int err;
err = i40e_hmc_get_object_va(hw, &context_bytes,
I40E_HMC_LAN_TX, queue);
@@ -1062,12 +1059,12 @@ i40e_status i40e_clear_lan_tx_queue_context(struct i40e_hw *hw,
* @queue: the queue we care about
* @s: the struct to be filled
**/
-i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw,
- u16 queue,
- struct i40e_hmc_obj_txq *s)
+int i40e_set_lan_tx_queue_context(struct i40e_hw *hw,
+ u16 queue,
+ struct i40e_hmc_obj_txq *s)
{
- i40e_status err;
u8 *context_bytes;
+ int err;
err = i40e_hmc_get_object_va(hw, &context_bytes,
I40E_HMC_LAN_TX, queue);
@@ -1083,11 +1080,11 @@ i40e_status i40e_set_lan_tx_queue_context(struct i40e_hw *hw,
* @hw: the hardware struct
* @queue: the queue we care about
**/
-i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw,
- u16 queue)
+int i40e_clear_lan_rx_queue_context(struct i40e_hw *hw,
+ u16 queue)
{
- i40e_status err;
u8 *context_bytes;
+ int err;
err = i40e_hmc_get_object_va(hw, &context_bytes,
I40E_HMC_LAN_RX, queue);
@@ -1103,12 +1100,12 @@ i40e_status i40e_clear_lan_rx_queue_context(struct i40e_hw *hw,
* @queue: the queue we care about
* @s: the struct to be filled
**/
-i40e_status i40e_set_lan_rx_queue_context(struct i40e_hw *hw,
- u16 queue,
- struct i40e_hmc_obj_rxq *s)
+int i40e_set_lan_rx_queue_context(struct i40e_hw *hw,
+ u16 queue,
+ struct i40e_hmc_obj_rxq *s)
{
- i40e_status err;
u8 *context_bytes;
+ int err;
err = i40e_hmc_get_object_va(hw, &context_bytes,
I40E_HMC_LAN_RX, queue);
generated by cgit (git 2.34.1) at 2025-12-25 12:28:24 +0000