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qed: Minor refactoring in interrupt code 

Separate the portions controlling interrupt enablement form those
controlling the ability of HW to generate attentions.

Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mintz, Yuval 2017-06-01 15:29:02 +03:00 committed by David S. Miller
parent 8befd73c23
commit 979cead3de
1 changed files with 12 additions and 3 deletions
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15
drivers/net/ethernet/qlogic/qed/qed_int.c
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@ -1616,10 +1616,9 @@ void qed_int_igu_enable_int(struct qed_hwfn *p_hwfn,
qed_wr(p_hwfn, p_ptt, IGU_REG_PF_CONFIGURATION, igu_pf_conf);
}
int qed_int_igu_enable(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
enum qed_int_mode int_mode)
static void qed_int_igu_enable_attn(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt)
{
int rc = 0;
/* Configure AEU signal change to produce attentions */
qed_wr(p_hwfn, p_ptt, IGU_REG_ATTENTION_ENABLE, 0);
@ -1632,6 +1631,16 @@ int qed_int_igu_enable(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt,
/* Unmask AEU signals toward IGU */
qed_wr(p_hwfn, p_ptt, MISC_REG_AEU_MASK_ATTN_IGU, 0xff);
}
int
qed_int_igu_enable(struct qed_hwfn *p_hwfn,
struct qed_ptt *p_ptt, enum qed_int_mode int_mode)
{
int rc = 0;
qed_int_igu_enable_attn(p_hwfn, p_ptt);
if ((int_mode != QED_INT_MODE_INTA) || IS_LEAD_HWFN(p_hwfn)) {
rc = qed_slowpath_irq_req(p_hwfn);
if (rc) {