aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/bus/dpaa/base/qbman/qman.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/bus/dpaa/base/qbman/qman.h')
-rw-r--r--drivers/bus/dpaa/base/qbman/qman.h105
1 files changed, 65 insertions, 40 deletions
diff --git a/drivers/bus/dpaa/base/qbman/qman.h b/drivers/bus/dpaa/base/qbman/qman.h
index 2c0f694c..4346d865 100644
--- a/drivers/bus/dpaa/base/qbman/qman.h
+++ b/drivers/bus/dpaa/base/qbman/qman.h
@@ -1,41 +1,8 @@
-/*-
- * This file is provided under a dual BSD/GPLv2 license. When using or
- * redistributing this file, you may do so under either license.
- *
- * BSD LICENSE
+/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
*
* Copyright 2008-2016 Freescale Semiconductor Inc.
- * Copyright 2017 NXP.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * * Neither the name of the above-listed copyright holders nor the
- * names of any contributors may be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * GPL LICENSE SUMMARY
+ * Copyright 2017 NXP
*
- * ALTERNATIVELY, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") as published by the Free Software
- * Foundation, either version 2 of that License or (at your option) any
- * later version.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
*/
#include "qman_priv.h"
@@ -187,7 +154,7 @@ struct qm_eqcr {
};
struct qm_dqrr {
- const struct qm_dqrr_entry *ring, *cursor;
+ struct qm_dqrr_entry *ring, *cursor;
u8 pi, ci, fill, ithresh, vbit;
#ifdef RTE_LIBRTE_DPAA_HWDEBUG
enum qm_dqrr_dmode dmode;
@@ -267,7 +234,9 @@ static inline struct qm_eqcr_entry *qm_eqcr_start_no_stash(struct qm_portal
{
register struct qm_eqcr *eqcr = &portal->eqcr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(!eqcr->busy);
+#endif
if (!eqcr->available)
return NULL;
@@ -284,7 +253,9 @@ static inline struct qm_eqcr_entry *qm_eqcr_start_stash(struct qm_portal
register struct qm_eqcr *eqcr = &portal->eqcr;
u8 diff, old_ci;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(!eqcr->busy);
+#endif
if (!eqcr->available) {
old_ci = eqcr->ci;
eqcr->ci = qm_cl_in(EQCR_CI) & (QM_EQCR_SIZE - 1);
@@ -303,8 +274,8 @@ static inline void qm_eqcr_abort(struct qm_portal *portal)
{
__maybe_unused register struct qm_eqcr *eqcr = &portal->eqcr;
- DPAA_ASSERT(eqcr->busy);
#ifdef RTE_LIBRTE_DPAA_HWDEBUG
+ DPAA_ASSERT(eqcr->busy);
eqcr->busy = 0;
#endif
}
@@ -314,8 +285,10 @@ static inline struct qm_eqcr_entry *qm_eqcr_pend_and_next(
{
register struct qm_eqcr *eqcr = &portal->eqcr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(eqcr->busy);
DPAA_ASSERT(eqcr->pmode != qm_eqcr_pvb);
+#endif
if (eqcr->available == 1)
return NULL;
eqcr->cursor->__dont_write_directly__verb = myverb | eqcr->vbit;
@@ -336,8 +309,10 @@ static inline void qm_eqcr_pci_commit(struct qm_portal *portal, u8 myverb)
{
register struct qm_eqcr *eqcr = &portal->eqcr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
EQCR_COMMIT_CHECKS(eqcr);
DPAA_ASSERT(eqcr->pmode == qm_eqcr_pci);
+#endif
eqcr->cursor->__dont_write_directly__verb = myverb | eqcr->vbit;
EQCR_INC(eqcr);
eqcr->available--;
@@ -353,7 +328,9 @@ static inline void qm_eqcr_pce_prefetch(struct qm_portal *portal)
{
__maybe_unused register struct qm_eqcr *eqcr = &portal->eqcr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(eqcr->pmode == qm_eqcr_pce);
+#endif
qm_cl_invalidate(EQCR_PI);
qm_cl_touch_rw(EQCR_PI);
}
@@ -362,8 +339,10 @@ static inline void qm_eqcr_pce_commit(struct qm_portal *portal, u8 myverb)
{
register struct qm_eqcr *eqcr = &portal->eqcr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
EQCR_COMMIT_CHECKS(eqcr);
DPAA_ASSERT(eqcr->pmode == qm_eqcr_pce);
+#endif
eqcr->cursor->__dont_write_directly__verb = myverb | eqcr->vbit;
EQCR_INC(eqcr);
eqcr->available--;
@@ -380,8 +359,10 @@ static inline void qm_eqcr_pvb_commit(struct qm_portal *portal, u8 myverb)
register struct qm_eqcr *eqcr = &portal->eqcr;
struct qm_eqcr_entry *eqcursor;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
EQCR_COMMIT_CHECKS(eqcr);
DPAA_ASSERT(eqcr->pmode == qm_eqcr_pvb);
+#endif
lwsync();
eqcursor = eqcr->cursor;
eqcursor->__dont_write_directly__verb = myverb | eqcr->vbit;
@@ -460,7 +441,7 @@ static inline u8 DQRR_PTR2IDX(const struct qm_dqrr_entry *e)
return ((uintptr_t)e >> 6) & (QM_DQRR_SIZE - 1);
}
-static inline const struct qm_dqrr_entry *DQRR_INC(
+static inline struct qm_dqrr_entry *DQRR_INC(
const struct qm_dqrr_entry *e)
{
return DQRR_CARRYCLEAR(e + 1);
@@ -503,7 +484,9 @@ static inline u8 qm_dqrr_pci_update(struct qm_portal *portal)
register struct qm_dqrr *dqrr = &portal->dqrr;
u8 diff, old_pi = dqrr->pi;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->pmode == qm_dqrr_pci);
+#endif
dqrr->pi = qm_in(DQRR_PI_CINH) & (QM_DQRR_SIZE - 1);
diff = qm_cyc_diff(QM_DQRR_SIZE, old_pi, dqrr->pi);
dqrr->fill += diff;
@@ -514,7 +497,9 @@ static inline void qm_dqrr_pce_prefetch(struct qm_portal *portal)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->pmode == qm_dqrr_pce);
+#endif
qm_cl_invalidate(DQRR_PI);
qm_cl_touch_ro(DQRR_PI);
}
@@ -524,7 +509,9 @@ static inline u8 qm_dqrr_pce_update(struct qm_portal *portal)
register struct qm_dqrr *dqrr = &portal->dqrr;
u8 diff, old_pi = dqrr->pi;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->pmode == qm_dqrr_pce);
+#endif
dqrr->pi = qm_cl_in(DQRR_PI) & (QM_DQRR_SIZE - 1);
diff = qm_cyc_diff(QM_DQRR_SIZE, old_pi, dqrr->pi);
dqrr->fill += diff;
@@ -536,7 +523,9 @@ static inline void qm_dqrr_pvb_update(struct qm_portal *portal)
register struct qm_dqrr *dqrr = &portal->dqrr;
const struct qm_dqrr_entry *res = qm_cl(dqrr->ring, dqrr->pi);
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->pmode == qm_dqrr_pvb);
+#endif
/* when accessing 'verb', use __raw_readb() to ensure that compiler
* inlining doesn't try to optimise out "excess reads".
*/
@@ -552,7 +541,9 @@ static inline void qm_dqrr_cci_consume(struct qm_portal *portal, u8 num)
{
register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cci);
+#endif
dqrr->ci = (dqrr->ci + num) & (QM_DQRR_SIZE - 1);
qm_out(DQRR_CI_CINH, dqrr->ci);
}
@@ -561,7 +552,9 @@ static inline void qm_dqrr_cci_consume_to_current(struct qm_portal *portal)
{
register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cci);
+#endif
dqrr->ci = DQRR_PTR2IDX(dqrr->cursor);
qm_out(DQRR_CI_CINH, dqrr->ci);
}
@@ -570,7 +563,9 @@ static inline void qm_dqrr_cce_prefetch(struct qm_portal *portal)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cce);
+#endif
qm_cl_invalidate(DQRR_CI);
qm_cl_touch_rw(DQRR_CI);
}
@@ -579,7 +574,9 @@ static inline void qm_dqrr_cce_consume(struct qm_portal *portal, u8 num)
{
register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cce);
+#endif
dqrr->ci = (dqrr->ci + num) & (QM_DQRR_SIZE - 1);
qm_cl_out(DQRR_CI, dqrr->ci);
}
@@ -588,7 +585,9 @@ static inline void qm_dqrr_cce_consume_to_current(struct qm_portal *portal)
{
register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cce);
+#endif
dqrr->ci = DQRR_PTR2IDX(dqrr->cursor);
qm_cl_out(DQRR_CI, dqrr->ci);
}
@@ -598,7 +597,9 @@ static inline void qm_dqrr_cdc_consume_1(struct qm_portal *portal, u8 idx,
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cdc);
+#endif
DPAA_ASSERT(idx < QM_DQRR_SIZE);
qm_out(DQRR_DCAP, (0 << 8) | /* S */
((park ? 1 : 0) << 6) | /* PK */
@@ -612,7 +613,9 @@ static inline void qm_dqrr_cdc_consume_1ptr(struct qm_portal *portal,
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
u8 idx = DQRR_PTR2IDX(dq);
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cdc);
+#endif
DPAA_ASSERT(idx < QM_DQRR_SIZE);
qm_out(DQRR_DCAP, (0 << 8) | /* DQRR_DCAP::S */
((park ? 1 : 0) << 6) | /* DQRR_DCAP::PK */
@@ -623,7 +626,9 @@ static inline void qm_dqrr_cdc_consume_n(struct qm_portal *portal, u16 bitmask)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cdc);
+#endif
qm_out(DQRR_DCAP, (1 << 8) | /* DQRR_DCAP::S */
((u32)bitmask << 16)); /* DQRR_DCAP::DCAP_CI */
dqrr->ci = qm_in(DQRR_CI_CINH) & (QM_DQRR_SIZE - 1);
@@ -634,7 +639,9 @@ static inline u8 qm_dqrr_cdc_cci(struct qm_portal *portal)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cdc);
+#endif
return qm_in(DQRR_CI_CINH) & (QM_DQRR_SIZE - 1);
}
@@ -642,7 +649,9 @@ static inline void qm_dqrr_cdc_cce_prefetch(struct qm_portal *portal)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cdc);
+#endif
qm_cl_invalidate(DQRR_CI);
qm_cl_touch_ro(DQRR_CI);
}
@@ -651,7 +660,9 @@ static inline u8 qm_dqrr_cdc_cce(struct qm_portal *portal)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode == qm_dqrr_cdc);
+#endif
return qm_cl_in(DQRR_CI) & (QM_DQRR_SIZE - 1);
}
@@ -659,7 +670,9 @@ static inline u8 qm_dqrr_get_ci(struct qm_portal *portal)
{
register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode != qm_dqrr_cdc);
+#endif
return dqrr->ci;
}
@@ -667,7 +680,9 @@ static inline void qm_dqrr_park(struct qm_portal *portal, u8 idx)
{
__maybe_unused register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode != qm_dqrr_cdc);
+#endif
qm_out(DQRR_DCAP, (0 << 8) | /* S */
(1 << 6) | /* PK */
(idx & (QM_DQRR_SIZE - 1))); /* DCAP_CI */
@@ -677,7 +692,9 @@ static inline void qm_dqrr_park_current(struct qm_portal *portal)
{
register struct qm_dqrr *dqrr = &portal->dqrr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(dqrr->cmode != qm_dqrr_cdc);
+#endif
qm_out(DQRR_DCAP, (0 << 8) | /* S */
(1 << 6) | /* PK */
DQRR_PTR2IDX(dqrr->cursor)); /* DCAP_CI */
@@ -766,7 +783,9 @@ static inline void qm_mr_cci_consume(struct qm_portal *portal, u8 num)
{
register struct qm_mr *mr = &portal->mr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(mr->cmode == qm_mr_cci);
+#endif
mr->ci = (mr->ci + num) & (QM_MR_SIZE - 1);
qm_out(MR_CI_CINH, mr->ci);
}
@@ -775,7 +794,9 @@ static inline void qm_mr_cci_consume_to_current(struct qm_portal *portal)
{
register struct qm_mr *mr = &portal->mr;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(mr->cmode == qm_mr_cci);
+#endif
mr->ci = MR_PTR2IDX(mr->cursor);
qm_out(MR_CI_CINH, mr->ci);
}
@@ -806,8 +827,8 @@ static inline void qm_mc_finish(struct qm_portal *portal)
{
__maybe_unused register struct qm_mc *mc = &portal->mc;
- DPAA_ASSERT(mc->state == qman_mc_idle);
#ifdef RTE_LIBRTE_DPAA_HWDEBUG
+ DPAA_ASSERT(mc->state == qman_mc_idle);
if (mc->state != qman_mc_idle)
pr_crit("Losing incomplete MC command\n");
#endif
@@ -817,8 +838,8 @@ static inline struct qm_mc_command *qm_mc_start(struct qm_portal *portal)
{
register struct qm_mc *mc = &portal->mc;
- DPAA_ASSERT(mc->state == qman_mc_idle);
#ifdef RTE_LIBRTE_DPAA_HWDEBUG
+ DPAA_ASSERT(mc->state == qman_mc_idle);
mc->state = qman_mc_user;
#endif
dcbz_64(mc->cr);
@@ -830,7 +851,9 @@ static inline void qm_mc_commit(struct qm_portal *portal, u8 myverb)
register struct qm_mc *mc = &portal->mc;
struct qm_mc_result *rr = mc->rr + mc->rridx;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(mc->state == qman_mc_user);
+#endif
lwsync();
mc->cr->__dont_write_directly__verb = myverb | mc->vbit;
dcbf(mc->cr);
@@ -845,7 +868,9 @@ static inline struct qm_mc_result *qm_mc_result(struct qm_portal *portal)
register struct qm_mc *mc = &portal->mc;
struct qm_mc_result *rr = mc->rr + mc->rridx;
+#ifdef RTE_LIBRTE_DPAA_HWDEBUG
DPAA_ASSERT(mc->state == qman_mc_hw);
+#endif
/* The inactive response register's verb byte always returns zero until
* its command is submitted and completed. This includes the valid-bit,
* in case you were wondering.