From: Stefan Wahren <stefan.wahren@i2se.com>
To: Rob Herring <robh@kernel.org>, "David S. Miller" <davem@davemloft.net>
Cc: Mark Rutland <mark.rutland@arm.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jslaby@suse.com>,
linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
Stefan Wahren <stefan.wahren@i2se.com>
Subject: [PATCH v5 05/17] net: qualcomm: Improve readability of length defines
Date: Wed, 10 May 2017 10:53:16 +0200 [thread overview]
Message-ID: <1494406408-31760-6-git-send-email-stefan.wahren@i2se.com> (raw)
In-Reply-To: <1494406408-31760-1-git-send-email-stefan.wahren@i2se.com>
In order to avoid mixing things up, make the MTU and frame length
defines easier to read.
Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
---
drivers/net/ethernet/qualcomm/qca_framing.c | 2 +-
drivers/net/ethernet/qualcomm/qca_framing.h | 8 ++++----
drivers/net/ethernet/qualcomm/qca_spi.c | 12 ++++++------
3 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/net/ethernet/qualcomm/qca_framing.c b/drivers/net/ethernet/qualcomm/qca_framing.c
index faa924c..2341f2b 100644
--- a/drivers/net/ethernet/qualcomm/qca_framing.c
+++ b/drivers/net/ethernet/qualcomm/qca_framing.c
@@ -117,7 +117,7 @@ qcafrm_fsm_decode(struct qcafrm_handle *handle, u8 *buf, u16 buf_len, u8 recv_by
break;
case QCAFRM_WAIT_RSVD_BYTE2:
len = handle->offset;
- if (len > buf_len || len < QCAFRM_ETHMINLEN) {
+ if (len > buf_len || len < QCAFRM_MIN_LEN) {
ret = QCAFRM_INVLEN;
handle->state = QCAFRM_HW_LEN0;
} else {
diff --git a/drivers/net/ethernet/qualcomm/qca_framing.h b/drivers/net/ethernet/qualcomm/qca_framing.h
index 8b385e6..5df7c65 100644
--- a/drivers/net/ethernet/qualcomm/qca_framing.h
+++ b/drivers/net/ethernet/qualcomm/qca_framing.h
@@ -44,12 +44,12 @@
#define QCAFRM_INVFRAME (QCAFRM_ERR_BASE - 4)
/* Min/Max Ethernet MTU: 46/1500 */
-#define QCAFRM_ETHMINMTU (ETH_ZLEN - ETH_HLEN)
-#define QCAFRM_ETHMAXMTU ETH_DATA_LEN
+#define QCAFRM_MIN_MTU (ETH_ZLEN - ETH_HLEN)
+#define QCAFRM_MAX_MTU ETH_DATA_LEN
/* Min/Max frame lengths */
-#define QCAFRM_ETHMINLEN (QCAFRM_ETHMINMTU + ETH_HLEN)
-#define QCAFRM_ETHMAXLEN (QCAFRM_ETHMAXMTU + VLAN_ETH_HLEN)
+#define QCAFRM_MIN_LEN (QCAFRM_MIN_MTU + ETH_HLEN)
+#define QCAFRM_MAX_LEN (QCAFRM_MAX_MTU + VLAN_ETH_HLEN)
/* QCA7K header len */
#define QCAFRM_HEADER_LEN 8
diff --git a/drivers/net/ethernet/qualcomm/qca_spi.c b/drivers/net/ethernet/qualcomm/qca_spi.c
index 5c79612..a0dbb92 100644
--- a/drivers/net/ethernet/qualcomm/qca_spi.c
+++ b/drivers/net/ethernet/qualcomm/qca_spi.c
@@ -69,7 +69,7 @@ static int qcaspi_pluggable = QCASPI_PLUGGABLE_MIN;
module_param(qcaspi_pluggable, int, 0);
MODULE_PARM_DESC(qcaspi_pluggable, "Pluggable SPI connection (yes/no).");
-#define QCASPI_MTU QCAFRM_ETHMAXMTU
+#define QCASPI_MTU QCAFRM_MAX_MTU
#define QCASPI_TX_TIMEOUT (1 * HZ)
#define QCASPI_QCA7K_REBOOT_TIME_MS 1000
@@ -402,7 +402,7 @@ qcaspi_tx_ring_has_space(struct tx_ring *txr)
if (txr->skb[txr->tail])
return 0;
- return (txr->size + QCAFRM_ETHMAXLEN < QCASPI_HW_BUF_LEN) ? 1 : 0;
+ return (txr->size + QCAFRM_MAX_LEN < QCASPI_HW_BUF_LEN) ? 1 : 0;
}
/* Flush the tx ring. This function is only safe to
@@ -666,8 +666,8 @@ qcaspi_netdev_xmit(struct sk_buff *skb, struct net_device *dev)
struct sk_buff *tskb;
u8 pad_len = 0;
- if (skb->len < QCAFRM_ETHMINLEN)
- pad_len = QCAFRM_ETHMINLEN - skb->len;
+ if (skb->len < QCAFRM_MIN_LEN)
+ pad_len = QCAFRM_MIN_LEN - skb->len;
if (qca->txr.skb[qca->txr.tail]) {
netdev_warn(qca->net_dev, "queue was unexpectedly full!\n");
@@ -804,8 +804,8 @@ qcaspi_netdev_setup(struct net_device *dev)
dev->tx_queue_len = 100;
/* MTU range: 46 - 1500 */
- dev->min_mtu = QCAFRM_ETHMINMTU;
- dev->max_mtu = QCAFRM_ETHMAXMTU;
+ dev->min_mtu = QCAFRM_MIN_MTU;
+ dev->max_mtu = QCAFRM_MAX_MTU;
qca = netdev_priv(dev);
memset(qca, 0, sizeof(struct qcaspi));
--
2.1.4
next prev parent reply other threads:[~2017-05-10 8:53 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-10 8:53 [PATCH v5 00/17] net: qualcomm: add QCA7000 UART driver Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 01/17] net: qualcomm: remove unnecessary includes Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 02/17] net: qca_framing: use u16 for frame offset Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 03/17] net: qca_7k: Use BIT macro Stefan Wahren
[not found] ` <1494406408-31760-1-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2017-05-10 8:53 ` [PATCH v5 04/17] net: qualcomm: use net_device_ops instead of direct call Stefan Wahren
2017-05-10 8:53 ` Stefan Wahren [this message]
2017-05-10 8:53 ` [PATCH v5 06/17] net: qca_spi: remove QCASPI_MTU Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 07/17] net: qualcomm: move qcaspi_tx_cmd to qca_spi.c Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 08/17] net: qca_spi: Clarify MODULE_DESCRIPTION Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 09/17] net: qualcomm: rename qca_framing.c to qca_7k_common.c Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 10/17] net: qualcomm: prepare frame decoding for UART driver Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 11/17] net: qualcomm: make qca_7k_common a separate kernel module Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 12/17] dt-bindings: qca7000-spi: Rework binding Stefan Wahren
2017-05-10 8:53 ` [PATCH v5 13/17] dt-bindings: qca7000: rename binding Stefan Wahren
[not found] ` <1494406408-31760-14-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2017-05-11 19:48 ` Michael Heimpold
2017-05-10 8:53 ` [PATCH v5 14/17] dt-bindings: slave-device: add current-speed property Stefan Wahren
2017-05-13 0:05 ` Rob Herring
2017-05-10 8:53 ` [PATCH v5 15/17] dt-bindings: qca7000: append UART interface to binding Stefan Wahren
[not found] ` <1494406408-31760-16-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2017-05-11 19:12 ` Michael Heimpold
2017-05-11 20:38 ` Rob Herring
2017-05-12 2:45 ` Jakub Kicinski
2017-05-12 6:15 ` Michael Heimpold
[not found] ` <20170512061552.Horde.ggjCMHnIsr8LeADwTQwhnx7-O4EMSK59OscLBGDc3sTiBZZV94DADvEd@public.gmane.org>
2017-05-12 6:43 ` Jakub Kicinski
[not found] ` <20170511234342.575d9226-68UzVGuGftmUSpRRplVxJ1aTQe2KTcn/@public.gmane.org>
2017-05-19 7:13 ` Stefan Wahren
[not found] ` <53509108-fac2-8e8d-9279-ed54e8c1af3b-eS4NqCHxEME@public.gmane.org>
2017-05-19 12:37 ` Rob Herring
2017-05-10 8:53 ` [PATCH v5 16/17] tty: serdev-ttyport: return actual baudrate from ttyport_set_baudrate Stefan Wahren
[not found] ` <1494406408-31760-17-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2017-05-17 11:58 ` Stefan Wahren
[not found] ` <d5533816-5d87-3772-19c0-5e57e519a3f1-eS4NqCHxEME@public.gmane.org>
2017-05-18 14:19 ` Greg Kroah-Hartman
2017-05-10 8:53 ` [PATCH v5 17/17] net: qualcomm: add QCA7000 UART driver Stefan Wahren
[not found] ` <1494406408-31760-18-git-send-email-stefan.wahren-eS4NqCHxEME@public.gmane.org>
2017-05-11 21:58 ` Lino Sanfilippo
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