From: Pavel Machek <pavel@ucw.cz>
To: David Miller <davem@davemloft.net>, alexandre.torgue@st.com
Cc: peppe.cavallaro@st.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, Andrew Morton <akpm@osdl.org>
Subject: [PATCH] stmmac: fix comments, make debug output consistent
Date: Mon, 28 Nov 2016 12:55:59 +0100 [thread overview]
Message-ID: <20161128115559.GB15034@amd> (raw)
In-Reply-To: <20161124.110416.198867271899443489.davem@davemloft.net>
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Fix comments, add some new, and make debugfs output consistent.
Signed-off-by: Pavel Machek <pavel@denx.de>
diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h
index a61de04..6074d97 100644
--- a/drivers/net/ethernet/stmicro/stmmac/common.h
+++ b/drivers/net/ethernet/stmicro/stmmac/common.h
@@ -44,6 +44,7 @@
#define DWMAC_CORE_4_00 0x40
#define STMMAC_CHAN0 0 /* Always supported and default for all chips */
+/* These need to be power of two, and >= 4 */
#define DMA_TX_SIZE 512
#define DMA_RX_SIZE 512
#define STMMAC_GET_ENTRY(x, size) ((x + 1) & (size - 1))
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 9dfdbe0..f7133d0 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -108,8 +108,8 @@ module_param(eee_timer, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(eee_timer, "LPI tx expiration time in msec");
#define STMMAC_LPI_T(x) (jiffies + msecs_to_jiffies(x))
-/* By default the driver will use the ring mode to manage tx and rx descriptors
- * but passing this value so user can force to use the chain instead of the ring
+/* By default the driver will use the ring mode to manage tx and rx descriptors,
+ * but allow user to force to use the chain instead of the ring
*/
static unsigned int chain_mode;
module_param(chain_mode, int, S_IRUGO);
@@ -2966,6 +2966,8 @@ static int stmmac_sysfs_ring_open(struct inode *inode, struct file *file)
return single_open(file, stmmac_sysfs_ring_read, inode->i_private);
}
+/* Debugfs files, should appear in /sys/kernel/debug/stmmaceth/eth0 */
+
static const struct file_operations stmmac_rings_status_fops = {
.owner = THIS_MODULE,
.open = stmmac_sysfs_ring_open,
@@ -2988,11 +2990,11 @@ static int stmmac_sysfs_dma_cap_read(struct seq_file *seq, void *v)
seq_printf(seq, "\tDMA HW features\n");
seq_printf(seq, "==============================\n");
- seq_printf(seq, "\t10/100 Mbps %s\n",
+ seq_printf(seq, "\t10/100 Mbps: %s\n",
(priv->dma_cap.mbps_10_100) ? "Y" : "N");
- seq_printf(seq, "\t1000 Mbps %s\n",
+ seq_printf(seq, "\t1000 Mbps: %s\n",
(priv->dma_cap.mbps_1000) ? "Y" : "N");
- seq_printf(seq, "\tHalf duple %s\n",
+ seq_printf(seq, "\tHalf duplex: %s\n",
(priv->dma_cap.half_duplex) ? "Y" : "N");
seq_printf(seq, "\tHash Filter: %s\n",
(priv->dma_cap.hash_filter) ? "Y" : "N");
@@ -3010,9 +3012,9 @@ static int stmmac_sysfs_dma_cap_read(struct seq_file *seq, void *v)
(priv->dma_cap.rmon) ? "Y" : "N");
seq_printf(seq, "\tIEEE 1588-2002 Time Stamp: %s\n",
(priv->dma_cap.time_stamp) ? "Y" : "N");
- seq_printf(seq, "\tIEEE 1588-2008 Advanced Time Stamp:%s\n",
+ seq_printf(seq, "\tIEEE 1588-2008 Advanced Time Stamp: %s\n",
(priv->dma_cap.atime_stamp) ? "Y" : "N");
- seq_printf(seq, "\t802.3az - Energy-Efficient Ethernet (EEE) %s\n",
+ seq_printf(seq, "\t802.3az - Energy-Efficient Ethernet (EEE): %s\n",
(priv->dma_cap.eee) ? "Y" : "N");
seq_printf(seq, "\tAV features: %s\n", (priv->dma_cap.av) ? "Y" : "N");
seq_printf(seq, "\tChecksum Offload in TX: %s\n",
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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next prev parent reply other threads:[~2016-11-28 11:56 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-23 10:51 stmmac ethernet in kernel 4.4: coalescing related pauses? Pavel Machek
2016-11-24 8:55 ` stmmac ethernet in kernel 4.9-rc6: coalescing related pauses Pavel Machek
2016-11-24 10:29 ` Pavel Machek
2016-11-24 10:36 ` Pavel Machek
2016-11-24 10:46 ` [PATCH] stmmac ethernet: unify locking Pavel Machek
2016-11-24 11:05 ` [PATCH] stmmac ethernet: remove cut & paste code Pavel Machek
2016-11-24 20:05 ` Joe Perches
2016-11-24 21:44 ` Pavel Machek
2016-11-24 22:27 ` Joe Perches
2016-11-28 11:50 ` Pavel Machek
2016-11-28 14:24 ` Joe Perches
2016-11-28 14:35 ` Pavel Machek
2016-11-28 16:03 ` Joe Perches
2016-11-24 16:04 ` stmmac ethernet in kernel 4.9-rc6: coalescing related pauses David Miller
2016-11-24 21:25 ` Pavel Machek
2016-12-02 8:24 ` Giuseppe CAVALLARO
2016-12-02 8:41 ` Giuseppe CAVALLARO
2016-12-02 8:45 ` Pavel Machek
2016-12-02 9:43 ` Giuseppe CAVALLARO
2016-12-02 12:32 ` Pavel Machek
2016-12-02 13:51 ` Giuseppe CAVALLARO
2016-12-02 14:26 ` Alexandre Torgue
2016-12-02 15:19 ` Giuseppe CAVALLARO
2016-12-05 12:14 ` Pavel Machek
2016-12-05 12:01 ` Pavel Machek
2016-12-05 10:15 ` Pavel Machek
2016-12-05 11:40 ` Lino Sanfilippo
2016-12-05 22:02 ` Pavel Machek
2016-12-05 22:37 ` Lino Sanfilippo
2016-12-05 22:40 ` Pavel Machek
2016-12-05 22:54 ` Lino Sanfilippo
2016-12-05 23:11 ` Lino Sanfilippo
2016-12-02 14:05 ` Aw: " Lino Sanfilippo
2016-12-07 12:31 ` [RFC] " Pavel Machek
2016-12-07 13:18 ` Lino Sanfilippo
2016-12-05 11:56 ` Pavel Machek
2016-11-28 11:55 ` Pavel Machek [this message]
2016-11-30 0:53 ` [PATCH] stmmac: fix comments, make debug output consistent David Miller
2016-11-28 12:13 ` stmmac ethernet in kernel 4.9-rc6: coalescing related pauses Pavel Machek
2016-11-28 12:17 ` [PATCH] stmmac: reduce code duplication getting basic descriptors Pavel Machek
2016-11-28 15:25 ` kbuild test robot
2016-12-02 14:09 ` Alexandre Torgue
2016-11-30 11:44 ` [PATCH] stmmac: simplify flag assignment Pavel Machek
2016-12-01 20:23 ` David Miller
2016-12-01 22:48 ` stmmac: turn coalescing / NAPI off in stmmac Pavel Machek
2016-12-02 8:39 ` Giuseppe CAVALLARO
2016-12-02 10:42 ` Pavel Machek
2016-12-02 15:31 ` Giuseppe CAVALLARO
2016-12-05 11:45 ` Pavel Machek
2016-12-02 8:27 ` [PATCH] stmmac: simplify flag assignment Giuseppe CAVALLARO
2016-12-01 10:32 ` [PATCH] stmmac: cleanup documenation, make it match reality Pavel Machek
2016-12-03 20:07 ` David Miller
2016-12-05 12:27 ` [PATCH] stmmac: disable tx coalescing Pavel Machek
2016-12-11 19:07 ` Pavel Machek
2016-12-11 19:31 ` David Miller
2016-12-11 19:57 ` Pavel Machek
2016-11-28 13:07 ` stmmac ethernet in kernel 4.4: coalescing related pauses? Lino Sanfilippo
2016-11-28 14:54 ` David Miller
2016-11-28 15:31 ` Eric Dumazet
2016-11-28 15:57 ` Lino Sanfilippo
2016-11-28 16:30 ` David Miller
2016-11-28 17:01 ` Lino Sanfilippo
2016-11-30 10:28 ` Pavel Machek
2016-11-28 15:33 ` Lino Sanfilippo
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