From mboxrd@z Thu Jan 1 00:00:00 1970 From: Helin Zhang Subject: [PATCH 05/15] i40e/base: fixup Geneve VNI for HW use Date: Thu, 5 May 2016 16:53:34 +0800 Message-ID: <1462438424-22574-6-git-send-email-helin.zhang@intel.com> References: <1462438424-22574-1-git-send-email-helin.zhang@intel.com> Cc: Helin Zhang To: dev@dpdk.org Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id B2D735A34 for ; Thu, 5 May 2016 10:54:03 +0200 (CEST) In-Reply-To: <1462438424-22574-1-git-send-email-helin.zhang@intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" The hardware doesn't layout the Geneve VNI quite the same as the VxLAN VNI, so it needs to adjust it before sending through the AQ commands as the workaround. Signed-off-by: Helin Zhang --- drivers/net/i40e/base/i40e_common.c | 35 ++++++++++++++++++++++++++++++++++- drivers/net/i40e/base/i40e_osdep.h | 7 +++++++ 2 files changed, 41 insertions(+), 1 deletion(-) diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c index f7dff12..e958099 100644 --- a/drivers/net/i40e/base/i40e_common.c +++ b/drivers/net/i40e/base/i40e_common.c @@ -5422,6 +5422,35 @@ void i40e_add_filter_to_drop_tx_flow_control_frames(struct i40e_hw *hw, } /** + * i40e_fix_up_geneve_vni - adjust Geneve VNI for HW issue + * @filters: list of cloud filters + * @filter_count: length of list + * + * There's an issue in the device where the Geneve VNI layout needs + * to be shifted 1 byte over from the VxLAN VNI + **/ +STATIC void i40e_fix_up_geneve_vni( + struct i40e_aqc_add_remove_cloud_filters_element_data *filters, + u8 filter_count) +{ + struct i40e_aqc_add_remove_cloud_filters_element_data *f = filters; + int i; + + for (i = 0; i < filter_count; i++) { + u16 tnl_type; + u32 ti; + + tnl_type = (le16_to_cpu(f[i].flags) & + I40E_AQC_ADD_CLOUD_TNL_TYPE_MASK) >> + I40E_AQC_ADD_CLOUD_TNL_TYPE_SHIFT; + if (tnl_type == I40E_AQC_ADD_CLOUD_TNL_TYPE_GENEVE) { + ti = le32_to_cpu(f[i].tenant_id); + f[i].tenant_id = cpu_to_le32(ti << 8); + } + } +} + +/** * i40e_aq_add_cloud_filters * @hw: pointer to the hardware structure * @seid: VSI seid to add cloud filters from @@ -5441,8 +5470,8 @@ enum i40e_status_code i40e_aq_add_cloud_filters(struct i40e_hw *hw, struct i40e_aq_desc desc; struct i40e_aqc_add_remove_cloud_filters *cmd = (struct i40e_aqc_add_remove_cloud_filters *)&desc.params.raw; - u16 buff_len; enum i40e_status_code status; + u16 buff_len; i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_add_cloud_filters); @@ -5453,6 +5482,8 @@ enum i40e_status_code i40e_aq_add_cloud_filters(struct i40e_hw *hw, cmd->num_filters = filter_count; cmd->seid = CPU_TO_LE16(seid); + i40e_fix_up_geneve_vni(filters, filter_count); + status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL); return status; @@ -5490,6 +5521,8 @@ enum i40e_status_code i40e_aq_remove_cloud_filters(struct i40e_hw *hw, cmd->num_filters = filter_count; cmd->seid = CPU_TO_LE16(seid); + i40e_fix_up_geneve_vni(filters, filter_count); + status = i40e_asq_send_command(hw, &desc, filters, buff_len, NULL); return status; diff --git a/drivers/net/i40e/base/i40e_osdep.h b/drivers/net/i40e/base/i40e_osdep.h index 8c84ed8..38e7ba5 100644 --- a/drivers/net/i40e/base/i40e_osdep.h +++ b/drivers/net/i40e/base/i40e_osdep.h @@ -204,6 +204,13 @@ struct i40e_virt_mem { #define LE32_TO_CPU(c) rte_le_to_cpu_32(c) #define LE64_TO_CPU(k) rte_le_to_cpu_64(k) +#define cpu_to_le16(o) rte_cpu_to_le_16(o) +#define cpu_to_le32(s) rte_cpu_to_le_32(s) +#define cpu_to_le64(h) rte_cpu_to_le_64(h) +#define le16_to_cpu(a) rte_le_to_cpu_16(a) +#define le32_to_cpu(c) rte_le_to_cpu_32(c) +#define le64_to_cpu(k) rte_le_to_cpu_64(k) + /* SW spinlock */ struct i40e_spinlock { rte_spinlock_t spinlock; -- 2.5.0