From: Zhaoxiu Zeng <zhaoxiu.zeng@xxxxxxxxx>
Signed-off-by: Zhaoxiu Zeng <zhaoxiu.zeng@xxxxxxxxx>
---
drivers/scsi/isci/phy.c | 15 +--------------
1 file changed, 1 insertion(+), 14 deletions(-)
diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c
index cb87b2e..a06aff6 100644
--- a/drivers/scsi/isci/phy.c
+++ b/drivers/scsi/isci/phy.c
@@ -122,8 +122,6 @@ sci_phy_link_layer_initialization(struct isci_phy *iphy,
int phy_idx = iphy->phy_index;
struct sci_phy_cap phy_cap;
u32 phy_configuration;
- u32 parity_check = 0;
- u32 parity_count = 0;
u32 llctl, link_rate;
u32 clksm_value = 0;
u32 sp_timeouts = 0;
@@ -225,18 +223,7 @@ sci_phy_link_layer_initialization(struct isci_phy *iphy,
/* The SAS specification indicates that the phy_capabilities that
* are transmitted shall have an even parity. Calculate the parity.
*/
- parity_check = phy_cap.all;
- while (parity_check != 0) {
- if (parity_check & 0x1)
- parity_count++;
- parity_check >>= 1;
- }
-
- /* If parity indicates there are an odd number of bits set, then
- * set the parity bit to 1 in the phy capabilities.
- */
- if ((parity_count % 2) != 0)
- phy_cap.parity = 1;
+ phy_cap.parity = parity32(phy_cap.all);
writel(phy_cap.all, &llr->phy_capabilities);
--
2.7.4
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