[dpdk-dev,6/8] drivers/net/e1000/igb: Signed left shift operator
Commit Message
Tell the compiler to use an unsigned constant for the config shifts.
Signed-off-by: Aaron Conole <aconole@redhat.com>
---
drivers/net/e1000/igb_pf.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
Comments
On 02/25/2016 08:48 PM, Aaron Conole wrote:
> Tell the compiler to use an unsigned constant for the config shifts.
>
> Signed-off-by: Aaron Conole <aconole@redhat.com>
> ---
> drivers/net/e1000/igb_pf.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/e1000/igb_pf.c b/drivers/net/e1000/igb_pf.c
> index 1d00dda..afe80f5 100644
> --- a/drivers/net/e1000/igb_pf.c
> +++ b/drivers/net/e1000/igb_pf.c
> @@ -172,8 +172,8 @@ int igb_pf_host_configure(struct rte_eth_dev *eth_dev)
> E1000_WRITE_REG(hw, E1000_VT_CTL, vtctl);
>
> /* Enable pools reserved to PF only */
> - E1000_WRITE_REG(hw, E1000_VFRE, (~0) << vf_num);
> - E1000_WRITE_REG(hw, E1000_VFTE, (~0) << vf_num);
> + E1000_WRITE_REG(hw, E1000_VFRE, (~0U) << vf_num);
> + E1000_WRITE_REG(hw, E1000_VFTE, (~0U) << vf_num);
>
> /* PFDMA Tx General Switch Control Enables VMDQ loopback */
> if (hw->mac.type == e1000_i350)
>
Acked-by: Panu Matilainen <pmatilai@redhat.com>
CC'd the e1000 maintainer too.
- Panu -
> -----Original Message-----
> From: Aaron Conole [mailto:aconole@redhat.com]
> Sent: Friday, February 26, 2016 2:49 AM
> To: dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhang, Helin
> <helin.zhang@intel.com>; Ananyev, Konstantin
> <konstantin.ananyev@intel.com>; Richardson, Bruce
> <bruce.richardson@intel.com>
> Subject: [PATCH 6/8] drivers/net/e1000/igb: Signed left shift operator
>
> Tell the compiler to use an unsigned constant for the config shifts.
>
> Signed-off-by: Aaron Conole <aconole@redhat.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
> ---
> drivers/net/e1000/igb_pf.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/e1000/igb_pf.c b/drivers/net/e1000/igb_pf.c index
> 1d00dda..afe80f5 100644
> --- a/drivers/net/e1000/igb_pf.c
> +++ b/drivers/net/e1000/igb_pf.c
> @@ -172,8 +172,8 @@ int igb_pf_host_configure(struct rte_eth_dev *eth_dev)
> E1000_WRITE_REG(hw, E1000_VT_CTL, vtctl);
>
> /* Enable pools reserved to PF only */
> - E1000_WRITE_REG(hw, E1000_VFRE, (~0) << vf_num);
> - E1000_WRITE_REG(hw, E1000_VFTE, (~0) << vf_num);
> + E1000_WRITE_REG(hw, E1000_VFRE, (~0U) << vf_num);
> + E1000_WRITE_REG(hw, E1000_VFTE, (~0U) << vf_num);
>
> /* PFDMA Tx General Switch Control Enables VMDQ loopback */
> if (hw->mac.type == e1000_i350)
> --
> 2.5.0
@@ -172,8 +172,8 @@ int igb_pf_host_configure(struct rte_eth_dev *eth_dev)
E1000_WRITE_REG(hw, E1000_VT_CTL, vtctl);
/* Enable pools reserved to PF only */
- E1000_WRITE_REG(hw, E1000_VFRE, (~0) << vf_num);
- E1000_WRITE_REG(hw, E1000_VFTE, (~0) << vf_num);
+ E1000_WRITE_REG(hw, E1000_VFRE, (~0U) << vf_num);
+ E1000_WRITE_REG(hw, E1000_VFTE, (~0U) << vf_num);
/* PFDMA Tx General Switch Control Enables VMDQ loopback */
if (hw->mac.type == e1000_i350)