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qed: output the DPM status and WID count

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Output to the RDMA driver whether DPM mode is enabled or disabled in
the HW and if so what is the number of WIDs it supports

Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ram Amrani 2017-04-30 11:49:10 +03:00 committed by David S. Miller
parent 107392b75f
commit 20b1bd96e9
4 changed files with 10 additions and 1 deletions
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1
drivers/net/ethernet/qlogic/qed/qed.h
View File

@ -526,6 +526,7 @@ struct qed_hwfn {
struct dbg_tools_data dbg_info;
/* PWM region specific data */
u16 wid_count;
u32 dpi_size;
u32 dpi_count;

4
drivers/net/ethernet/qlogic/qed/qed_dev.c
View File

@ -1354,7 +1354,7 @@ qed_hw_init_pf_doorbell_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
{
u32 pwm_regsize, norm_regsize;
u32 non_pwm_conn, min_addr_reg1;
u32 db_bar_size, n_cpus;
u32 db_bar_size, n_cpus = 1;
u32 roce_edpm_mode;
u32 pf_dems_shift;
int rc = 0;
@ -1415,6 +1415,8 @@ qed_hw_init_pf_doorbell_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt)
qed_rdma_dpm_bar(p_hwfn, p_ptt);
}
p_hwfn->wid_count = (u16) n_cpus;
DP_INFO(p_hwfn,
"doorbell bar: normal_region_size=%d, pwm_region_size=%d, dpi_size=%d, dpi_count=%d, roce_edpm=%s\n",
norm_regsize,

4
drivers/net/ethernet/qlogic/qed/qed_roce.c
View File

@ -784,6 +784,7 @@ static int qed_rdma_add_user(void *rdma_cxt,
((out_params->dpi) * p_hwfn->dpi_size);
out_params->dpi_size = p_hwfn->dpi_size;
out_params->wid_count = p_hwfn->wid_count;
DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Adding user - done, rc = %d\n", rc);
return rc;
@ -856,9 +857,12 @@ static void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 qz_offset, u16 prod)
static int qed_fill_rdma_dev_info(struct qed_dev *cdev,
struct qed_dev_rdma_info *info)
{
struct qed_hwfn *p_hwfn = QED_LEADING_HWFN(cdev);
memset(info, 0, sizeof(*info));
info->rdma_type = QED_RDMA_TYPE_ROCE;
info->user_dpm_enabled = (p_hwfn->db_bar_no_edpm == 0);
qed_fill_dev_info(cdev, &info->common);

2
include/linux/qed/qed_roce_if.h
View File

@ -240,6 +240,7 @@ struct qed_rdma_add_user_out_params {
u64 dpi_addr;
u64 dpi_phys_addr;
u32 dpi_size;
u16 wid_count;
};
enum roce_mode {
@ -533,6 +534,7 @@ enum qed_rdma_type {
struct qed_dev_rdma_info {
struct qed_dev_info common;
enum qed_rdma_type rdma_type;
u8 user_dpm_enabled;
};
struct qed_rdma_ops {