The code wrapped in '#ifdef I40E_TPH_SUPPORT' was added
to check if 'TPH' is supported, and enable it. It is not
used currently and can be removed.
Signed-off-by: Helin Zhang <helin.zhang at intel.com>
Reviewed-by: Chen Jing <jing.d.chen at intel.com>
---
lib/librte_pmd_i40e/i40e/i40e_common.c | 55 ----------------------------------
1 file changed, 55 deletions(-)
diff --git a/lib/librte_pmd_i40e/i40e/i40e_common.c
b/lib/librte_pmd_i40e/i40e/i40e_common.c
index 4f11542..7e750ec 100644
--- a/lib/librte_pmd_i40e/i40e/i40e_common.c
+++ b/lib/librte_pmd_i40e/i40e/i40e_common.c
@@ -542,61 +542,6 @@ struct i40e_rx_ptype_decoded i40e_ptype_lookup[] = {
I40E_PTT_UNUSED_ENTRY(255)
};
-#ifdef I40E_TPH_SUPPORT
-
-/**
- * i40e_tph_present
- * @hw: pointer to the hw struct
- *
- * Check to see if TPH capability is present.
- **/
-bool i40e_tph_present(struct i40e_hw *hw)
-{
- u32 capsup = rd32(hw, I40E_GLPCI_CAPSUP);
-
- return capsup & I40E_GLPCI_CAPSUP_TPH_EN_MASK;
-}
-
-/**
- * i40e_enable_tph
- * @hw: pointer to the hw struct
- * @tph_control: contents of TPH Requester Control Register
- *
- * Check to see if TPH can be enabled; if so, enable it.
- **/
-bool i40e_enable_tph(struct i40e_hw *hw, u32 tph_control)
-{
- u32 gltph, st_mode, permit;
-
- /* check that TPH is permitted */
- permit = (tph_control & I40E_TPH_REQ_ENA_MASK)
- >> I40E_TPH_REQ_ENA_SHIFT;
- if (!(permit & I40E_TPH_REQ_PERMIT))
- return false;
-
- /* check for valid ST mode */
- st_mode = tph_control & I40E_TPH_ST_MODE_MASK;
- if ((st_mode != I40E_TPH_MODE_NOTABLE) &&
- (st_mode != I40E_TPH_MODE_DEVSPEC))
- return false;
-
- /* TPH may be enabled */
- gltph = rd32(hw, I40E_GLTPH_CTRL);
-
- /* turn off device-specific */
- if (st_mode != I40E_TPH_MODE_DEVSPEC)
- gltph &= ~I40E_GLTPH_CTRL_TPH_DEVSPEC_MASK;
-
- /* This enables TPH for all queues for the given types of operation.
- * Additional enabling is done per-queue in setup of the queue contexts.
- */
- gltph |= I40E_GLTPH_CTRL_DESC_PH_MASK; /* descriptor reads/writes */
- gltph |= I40E_GLTPH_CTRL_DATA_PH_MASK; /* data reads/writes */
- wr32(hw, I40E_GLTPH_CTRL, gltph);
-
- return true;
-}
-#endif /* I40E_TPH_SUPPORT */
#ifndef VF_DRIVER
/**
--
1.8.1.4
