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Subject: [PATCH v6 1/9] powerpc/vas: Initialize window attributes for GZIP
 coprocessor type
From:   Haren Myneni <haren@linux.ibm.com>
To:     mpe@ellerman.id.au
Cc:     herbert@gondor.apana.org.au, mikey@neuling.org, npiggin@gmail.com,
        linux-crypto@vger.kernel.org, sukadev@linux.vnet.ibm.com,
        linuxppc-dev@lists.ozlabs.org, dja@axtens.net
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Date:   Fri, 17 Apr 2020 02:00:29 -0700
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Initialize send and receive window attributes for GZIP high and
normal priority types.

Signed-off-by: Haren Myneni <haren@linux.ibm.com>
---
 arch/powerpc/platforms/powernv/vas-window.c | 17 ++++++++++++-----
 1 file changed, 12 insertions(+), 5 deletions(-)

diff --git a/arch/powerpc/platforms/powernv/vas-window.c b/arch/powerpc/platforms/powernv/vas-window.c
index d62787f..52844a1 100644
--- a/arch/powerpc/platforms/powernv/vas-window.c
+++ b/arch/powerpc/platforms/powernv/vas-window.c
@@ -817,7 +817,8 @@ void vas_init_rx_win_attr(struct vas_rx_win_attr *rxattr, enum vas_cop_type cop)
 {
 	memset(rxattr, 0, sizeof(*rxattr));
 
-	if (cop == VAS_COP_TYPE_842 || cop == VAS_COP_TYPE_842_HIPRI) {
+	if (cop == VAS_COP_TYPE_842 || cop == VAS_COP_TYPE_842_HIPRI ||
+		cop == VAS_COP_TYPE_GZIP || cop == VAS_COP_TYPE_GZIP_HIPRI) {
 		rxattr->pin_win = true;
 		rxattr->nx_win = true;
 		rxattr->fault_win = false;
@@ -892,7 +893,8 @@ void vas_init_tx_win_attr(struct vas_tx_win_attr *txattr, enum vas_cop_type cop)
 {
 	memset(txattr, 0, sizeof(*txattr));
 
-	if (cop == VAS_COP_TYPE_842 || cop == VAS_COP_TYPE_842_HIPRI) {
+	if (cop == VAS_COP_TYPE_842 || cop == VAS_COP_TYPE_842_HIPRI ||
+		cop == VAS_COP_TYPE_GZIP || cop == VAS_COP_TYPE_GZIP_HIPRI) {
 		txattr->rej_no_credit = false;
 		txattr->rx_wcred_mode = true;
 		txattr->tx_wcred_mode = true;
@@ -976,9 +978,14 @@ static bool tx_win_args_valid(enum vas_cop_type cop,
 	if (attr->wcreds_max > VAS_TX_WCREDS_MAX)
 		return false;
 
-	if (attr->user_win &&
-			(cop != VAS_COP_TYPE_FTW || attr->rsvd_txbuf_count))
-		return false;
+	if (attr->user_win) {
+		if (attr->rsvd_txbuf_count)
+			return false;
+
+		if (cop != VAS_COP_TYPE_FTW && cop != VAS_COP_TYPE_GZIP &&
+			cop != VAS_COP_TYPE_GZIP_HIPRI)
+			return false;
+	}
 
 	return true;
 }
-- 
1.8.3.1