Add some delays specific to ESS/Veloce system. This patch requires driver changes to define ESS_SUPPORT.
Signed-off-by: Jingjing Wu <jingjing.wu at intel.com> --- drivers/net/i40e/base/i40e_adminq.h | 3 +++ drivers/net/i40e/base/i40e_common.c | 6 +++++- 2 files changed, 8 insertions(+), 1 deletion(-) diff --git a/drivers/net/i40e/base/i40e_adminq.h b/drivers/net/i40e/base/i40e_adminq.h index 1ac054e..40c86d9 100644 --- a/drivers/net/i40e/base/i40e_adminq.h +++ b/drivers/net/i40e/base/i40e_adminq.h @@ -160,6 +160,9 @@ STATIC INLINE int i40e_aq_rc_to_posix(int aq_ret, int aq_rc) /* general information */ #define I40E_AQ_LARGE_BUF 512 #define I40E_ASQ_CMD_TIMEOUT 250 /* msecs */ +#ifdef I40E_ESS_SUPPORT +#define I40E_ASQ_CMD_TIMEOUT_ESS 50000 /* msecs */ +#endif void i40e_fill_default_direct_cmd_desc(struct i40e_aq_desc *desc, u16 opcode); diff --git a/drivers/net/i40e/base/i40e_common.c b/drivers/net/i40e/base/i40e_common.c index 320428f..4c995fc 100644 --- a/drivers/net/i40e/base/i40e_common.c +++ b/drivers/net/i40e/base/i40e_common.c @@ -1303,7 +1303,11 @@ enum i40e_status_code i40e_pf_reset(struct i40e_hw *hw) grst_del = (rd32(hw, I40E_GLGEN_RSTCTL) & I40E_GLGEN_RSTCTL_GRSTDEL_MASK) >> I40E_GLGEN_RSTCTL_GRSTDEL_SHIFT; - for (cnt = 0; cnt < grst_del + 2; cnt++) { +#ifdef I40E_ESS_SUPPORT + /* It can take upto 15 secs for GRST steady state */ + grst_del = grst_del * 20; /* bump it to 16 secs max to be safe */ +#endif + for (cnt = 0; cnt < grst_del + 10; cnt++) { reg = rd32(hw, I40E_GLGEN_RSTAT); if (!(reg & I40E_GLGEN_RSTAT_DEVSTATE_MASK)) break; -- 2.4.0