diff options
Diffstat (limited to 'drivers/interconnect/qcom')
| -rw-r--r-- | drivers/interconnect/qcom/icc-rpm.c | 38 | ||||
| -rw-r--r-- | drivers/interconnect/qcom/icc-rpm.h | 3 |
2 files changed, 38 insertions, 3 deletions
diff --git a/drivers/interconnect/qcom/icc-rpm.c b/drivers/interconnect/qcom/icc-rpm.c index 429c377231e6..d8ea9bb479b1 100644 --- a/drivers/interconnect/qcom/icc-rpm.c +++ b/drivers/interconnect/qcom/icc-rpm.c @@ -18,6 +18,13 @@ #include "smd-rpm.h" #include "icc-rpm.h" +/* QNOC QoS */ +#define QNOC_QOS_MCTL_LOWn_ADDR(n) (0x8 + (n * 0x1000)) +#define QNOC_QOS_MCTL_DFLT_PRIO_MASK 0x70 +#define QNOC_QOS_MCTL_DFLT_PRIO_SHIFT 4 +#define QNOC_QOS_MCTL_URGFWD_EN_MASK 0x8 +#define QNOC_QOS_MCTL_URGFWD_EN_SHIFT 3 + /* BIMC QoS */ #define M_BKE_REG_BASE(n) (0x300 + (0x4000 * n)) #define M_BKE_EN_ADDR(n) (M_BKE_REG_BASE(n)) @@ -40,6 +47,27 @@ #define NOC_QOS_MODEn_ADDR(n) (0xc + (n * 0x1000)) #define NOC_QOS_MODEn_MASK 0x3 +static int qcom_icc_set_qnoc_qos(struct icc_node *src, u64 max_bw) +{ + struct icc_provider *provider = src->provider; + struct qcom_icc_provider *qp = to_qcom_provider(provider); + struct qcom_icc_node *qn = src->data; + struct qcom_icc_qos *qos = &qn->qos; + int rc; + + rc = regmap_update_bits(qp->regmap, + qp->qos_offset + QNOC_QOS_MCTL_LOWn_ADDR(qos->qos_port), + QNOC_QOS_MCTL_DFLT_PRIO_MASK, + qos->areq_prio << QNOC_QOS_MCTL_DFLT_PRIO_SHIFT); + if (rc) + return rc; + + return regmap_update_bits(qp->regmap, + qp->qos_offset + QNOC_QOS_MCTL_LOWn_ADDR(qos->qos_port), + QNOC_QOS_MCTL_URGFWD_EN_MASK, + !!qos->urg_fwd_en << QNOC_QOS_MCTL_URGFWD_EN_SHIFT); +} + static int qcom_icc_bimc_set_qos_health(struct qcom_icc_provider *qp, struct qcom_icc_qos *qos, int regnum) @@ -164,10 +192,14 @@ static int qcom_icc_qos_set(struct icc_node *node, u64 sum_bw) dev_dbg(node->provider->dev, "Setting QoS for %s\n", qn->name); - if (qp->type == QCOM_ICC_BIMC) + switch (qp->type) { + case QCOM_ICC_BIMC: return qcom_icc_set_bimc_qos(node, sum_bw); - - return qcom_icc_set_noc_qos(node, sum_bw); + case QCOM_ICC_QNOC: + return qcom_icc_set_qnoc_qos(node, sum_bw); + default: + return qcom_icc_set_noc_qos(node, sum_bw); + } } static int qcom_icc_rpm_set(int mas_rpm_id, int slv_rpm_id, u64 sum_bw) diff --git a/drivers/interconnect/qcom/icc-rpm.h b/drivers/interconnect/qcom/icc-rpm.h index 2268777348cb..26dad006034f 100644 --- a/drivers/interconnect/qcom/icc-rpm.h +++ b/drivers/interconnect/qcom/icc-rpm.h @@ -15,6 +15,7 @@ enum qcom_icc_type { QCOM_ICC_NOC, QCOM_ICC_BIMC, + QCOM_ICC_QNOC, }; /** @@ -43,6 +44,7 @@ struct qcom_icc_provider { * @ap_owned: indicates if the node is owned by the AP or by the RPM * @qos_mode: default qos mode for this node * @qos_port: qos port number for finding qos registers of this node + * @urg_fwd_en: enable urgent forwarding */ struct qcom_icc_qos { u32 areq_prio; @@ -51,6 +53,7 @@ struct qcom_icc_qos { bool ap_owned; int qos_mode; int qos_port; + bool urg_fwd_en; }; /** |