diff mbox

[net-next,1/2] enic: remove dead code

Message ID 20100929152930.520cc3b4@s6510
State Awaiting Upstream, archived
Delegated to: David Miller
Headers show

Commit Message

stephen hemminger Sept. 29, 2010, 6:29 a.m. UTC 
This driver seems to have lots of leftover dead code that is defined
globally but never used.

Compile tested only.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

---
 drivers/net/enic/enic_res.c  |   16 -----
 drivers/net/enic/enic_res.h  |    2 
 drivers/net/enic/vnic_dev.c  |  128 -------------------------------------------
 drivers/net/enic/vnic_dev.h  |   10 ---
 drivers/net/enic/vnic_intr.c |    5 -
 5 files changed, 161 deletions(-)

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Comments

stephen hemminger Sept. 30, 2010, 2:49 a.m. UTC | #1 
On Wed, 29 Sep 2010 17:10:00 -0700
"Vasanthy Kolluri (vkolluri)" <vkolluri@cisco.com> wrote:

> Hi Stephen,
> 
>  
> 
> Thanks a lot for submitting this patch. However, I have got few
> concerns:
> 
>  
> 
> 1.       Need to retain vnic_dev_soft_reset and vnic_dev_soft_reset_done
> as they are used in vnic_dev_hang_reset and vnic_dev_hang_reset_done
> respectively
> 
> 2.       Want to retain enic_set_rss_key and enic_set_rss_cpu as we will
> be using those in the near future for adding multi rq functionality to
> enic. 
> 
> 3.       Additional cleanup in vnic_rss.h. FYI, the struct defines in
> vnic_rss.h are currently not in use. But I retained them for the same
> reason as in #2.

Ok, but Linux tree is not the repository for "possible future enhancements".
Do it or remove it.
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David Miller Sept. 30, 2010, 2:57 a.m. UTC | #2 
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Thu, 30 Sep 2010 11:49:58 +0900

> Ok, but Linux tree is not the repository for "possible future enhancements".
> Do it or remove it.

Agreed, remove it now and add it back when you submit the patches that
use the code.

The code is in the repository history so it's not like it's lost.
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Vasanthy Kolluri Sept. 30, 2010, 5:16 a.m. UTC | #3 
Thanks. I'll remove it.

-Vasanthy

-----Original Message-----
From: David Miller [mailto:davem@davemloft.net] 
Sent: Wednesday, September 29, 2010 7:57 PM
To: shemminger@vyatta.com
Cc: Vasanthy Kolluri (vkolluri); netdev@vger.kernel.org; Scott Feldman
(scofeldm); Roopa Prabhu (roprabhu)
Subject: Re: [PATCH net-next 1/2] enic: remove dead code

From: Stephen Hemminger <shemminger@vyatta.com>
Date: Thu, 30 Sep 2010 11:49:58 +0900

> Ok, but Linux tree is not the repository for "possible future
enhancements".
> Do it or remove it.

Agreed, remove it now and add it back when you submit the patches that
use the code.

The code is in the repository history so it's not like it's lost.
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diff mbox

Patch

--- a/drivers/net/enic/enic_res.c	2010-09-29 15:21:47.983306313 +0900
+++ b/drivers/net/enic/enic_res.c	2010-09-29 15:26:29.273306571 +0900
@@ -149,22 +149,6 @@  int enic_set_nic_cfg(struct enic *enic, 
 	return vnic_dev_cmd(enic->vdev, CMD_NIC_CFG, &a0, &a1, wait);
 }
 
-int enic_set_rss_key(struct enic *enic, dma_addr_t key_pa, u64 len)
-{
-	u64 a0 = (u64)key_pa, a1 = len;
-	int wait = 1000;
-
-	return vnic_dev_cmd(enic->vdev, CMD_RSS_KEY, &a0, &a1, wait);
-}
-
-int enic_set_rss_cpu(struct enic *enic, dma_addr_t cpu_pa, u64 len)
-{
-	u64 a0 = (u64)cpu_pa, a1 = len;
-	int wait = 1000;
-
-	return vnic_dev_cmd(enic->vdev, CMD_RSS_CPU, &a0, &a1, wait);
-}
-
 void enic_free_vnic_resources(struct enic *enic)
 {
 	unsigned int i;
--- a/drivers/net/enic/enic_res.h	2010-09-29 15:21:47.993306327 +0900
+++ b/drivers/net/enic/enic_res.h	2010-09-29 15:26:29.273306571 +0900
@@ -137,8 +137,6 @@  int enic_del_vlan(struct enic *enic, u16
 int enic_set_nic_cfg(struct enic *enic, u8 rss_default_cpu, u8 rss_hash_type,
 	u8 rss_hash_bits, u8 rss_base_cpu, u8 rss_enable, u8 tso_ipid_split_en,
 	u8 ig_vlan_strip_en);
-int enic_set_rss_key(struct enic *enic, dma_addr_t key_pa, u64 len);
-int enic_set_rss_cpu(struct enic *enic, dma_addr_t cpu_pa, u64 len);
 void enic_get_res_counts(struct enic *enic);
 void enic_init_vnic_resources(struct enic *enic);
 int enic_alloc_vnic_resources(struct enic *);
--- a/drivers/net/enic/vnic_dev.c	2010-09-29 15:21:48.003304595 +0900
+++ b/drivers/net/enic/vnic_dev.c	2010-09-29 15:27:22.315218464 +0900
@@ -186,21 +186,6 @@  void __iomem *vnic_dev_get_res(struct vn
 	}
 }
 
-dma_addr_t vnic_dev_get_res_bus_addr(struct vnic_dev *vdev,
-	enum vnic_res_type type, unsigned int index)
-{
-	switch (type) {
-	case RES_TYPE_WQ:
-	case RES_TYPE_RQ:
-	case RES_TYPE_CQ:
-	case RES_TYPE_INTR_CTRL:
-		return vdev->res[type].bus_addr +
-			index * VNIC_RES_STRIDE;
-	default:
-		return vdev->res[type].bus_addr;
-	}
-}
-
 unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring,
 	unsigned int desc_count, unsigned int desc_size)
 {
@@ -384,18 +369,6 @@  static int vnic_dev_cmd_no_proxy(struct 
 	return err;
 }
 
-void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf)
-{
-	vdev->proxy = PROXY_BY_BDF;
-	vdev->proxy_index = bdf;
-}
-
-void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev)
-{
-	vdev->proxy = PROXY_NONE;
-	vdev->proxy_index = 0;
-}
-
 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
 	u64 *a0, u64 *a1, int wait)
 {
@@ -488,13 +461,6 @@  int vnic_dev_spec(struct vnic_dev *vdev,
 	return err;
 }
 
-int vnic_dev_stats_clear(struct vnic_dev *vdev)
-{
-	u64 a0 = 0, a1 = 0;
-	int wait = 1000;
-	return vnic_dev_cmd(vdev, CMD_STATS_CLEAR, &a0, &a1, wait);
-}
-
 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats)
 {
 	u64 a0, a1;
@@ -528,19 +494,6 @@  int vnic_dev_enable(struct vnic_dev *vde
 	return vnic_dev_cmd(vdev, CMD_ENABLE, &a0, &a1, wait);
 }
 
-int vnic_dev_enable_wait(struct vnic_dev *vdev)
-{
-	u64 a0 = 0, a1 = 0;
-	int wait = 1000;
-	int err;
-
-	err = vnic_dev_cmd(vdev, CMD_ENABLE_WAIT, &a0, &a1, wait);
-	if (err == ERR_ECMDUNKNOWN)
-		return vnic_dev_cmd(vdev, CMD_ENABLE, &a0, &a1, wait);
-
-	return err;
-}
-
 int vnic_dev_disable(struct vnic_dev *vdev)
 {
 	u64 a0 = 0, a1 = 0;
@@ -572,30 +525,6 @@  int vnic_dev_open_done(struct vnic_dev *
 	return 0;
 }
 
-int vnic_dev_soft_reset(struct vnic_dev *vdev, int arg)
-{
-	u64 a0 = (u32)arg, a1 = 0;
-	int wait = 1000;
-	return vnic_dev_cmd(vdev, CMD_SOFT_RESET, &a0, &a1, wait);
-}
-
-int vnic_dev_soft_reset_done(struct vnic_dev *vdev, int *done)
-{
-	u64 a0 = 0, a1 = 0;
-	int wait = 1000;
-	int err;
-
-	*done = 0;
-
-	err = vnic_dev_cmd(vdev, CMD_SOFT_RESET_STATUS, &a0, &a1, wait);
-	if (err)
-		return err;
-
-	*done = (a0 == 0);
-
-	return 0;
-}
-
 int vnic_dev_hang_reset(struct vnic_dev *vdev, int arg)
 {
 	u64 a0 = (u32)arg, a1 = 0;
@@ -680,26 +609,6 @@  int vnic_dev_packet_filter(struct vnic_d
 	return err;
 }
 
-int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed,
-	int multicast, int broadcast, int promisc, int allmulti)
-{
-	u64 a0, a1 = 0;
-	int wait = 1000;
-	int err;
-
-	a0 = (directed ? CMD_PFILTER_DIRECTED : 0) |
-	     (multicast ? CMD_PFILTER_MULTICAST : 0) |
-	     (broadcast ? CMD_PFILTER_BROADCAST : 0) |
-	     (promisc ? CMD_PFILTER_PROMISCUOUS : 0) |
-	     (allmulti ? CMD_PFILTER_ALL_MULTICAST : 0);
-
-	err = vnic_dev_cmd(vdev, CMD_PACKET_FILTER_ALL, &a0, &a1, wait);
-	if (err)
-		pr_err("Can't set packet filter\n");
-
-	return err;
-}
-
 int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr)
 {
 	u64 a0 = 0, a1 = 0;
@@ -748,19 +657,6 @@  int vnic_dev_set_ig_vlan_rewrite_mode(st
 	return err;
 }
 
-int vnic_dev_raise_intr(struct vnic_dev *vdev, u16 intr)
-{
-	u64 a0 = intr, a1 = 0;
-	int wait = 1000;
-	int err;
-
-	err = vnic_dev_cmd(vdev, CMD_IAR, &a0, &a1, wait);
-	if (err)
-		pr_err("Failed to raise INTR[%d], err %d\n", intr, err);
-
-	return err;
-}
-
 int vnic_dev_notify_setcmd(struct vnic_dev *vdev,
 	void *notify_addr, dma_addr_t notify_pa, u16 intr)
 {
@@ -954,30 +850,6 @@  u32 vnic_dev_mtu(struct vnic_dev *vdev)
 	return vdev->notify_copy.mtu;
 }
 
-u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev)
-{
-	if (!vnic_dev_notify_ready(vdev))
-		return 0;
-
-	return vdev->notify_copy.link_down_cnt;
-}
-
-u32 vnic_dev_notify_status(struct vnic_dev *vdev)
-{
-	if (!vnic_dev_notify_ready(vdev))
-		return 0;
-
-	return vdev->notify_copy.status;
-}
-
-u32 vnic_dev_uif(struct vnic_dev *vdev)
-{
-	if (!vnic_dev_notify_ready(vdev))
-		return 0;
-
-	return vdev->notify_copy.uif;
-}
-
 void vnic_dev_set_intr_mode(struct vnic_dev *vdev,
 	enum vnic_dev_intr_mode intr_mode)
 {
--- a/drivers/net/enic/vnic_dev.h	2010-09-29 15:21:48.013306844 +0900
+++ b/drivers/net/enic/vnic_dev.h	2010-09-29 15:26:29.273306571 +0900
@@ -84,8 +84,6 @@  unsigned int vnic_dev_get_res_count(stru
 	enum vnic_res_type type);
 void __iomem *vnic_dev_get_res(struct vnic_dev *vdev, enum vnic_res_type type,
 	unsigned int index);
-dma_addr_t vnic_dev_get_res_bus_addr(struct vnic_dev *vdev,
-	enum vnic_res_type type, unsigned int index);
 unsigned int vnic_dev_desc_ring_size(struct vnic_dev_ring *ring,
 	unsigned int desc_count, unsigned int desc_size);
 void vnic_dev_clear_desc_ring(struct vnic_dev_ring *ring);
@@ -95,21 +93,16 @@  void vnic_dev_free_desc_ring(struct vnic
 	struct vnic_dev_ring *ring);
 int vnic_dev_cmd(struct vnic_dev *vdev, enum vnic_devcmd_cmd cmd,
 	u64 *a0, u64 *a1, int wait);
-void vnic_dev_cmd_proxy_by_bdf_start(struct vnic_dev *vdev, u16 bdf);
-void vnic_dev_cmd_proxy_end(struct vnic_dev *vdev);
 int vnic_dev_fw_info(struct vnic_dev *vdev,
 	struct vnic_devcmd_fw_info **fw_info);
 int vnic_dev_hw_version(struct vnic_dev *vdev,
 	enum vnic_dev_hw_version *hw_ver);
 int vnic_dev_spec(struct vnic_dev *vdev, unsigned int offset, unsigned int size,
 	void *value);
-int vnic_dev_stats_clear(struct vnic_dev *vdev);
 int vnic_dev_stats_dump(struct vnic_dev *vdev, struct vnic_stats **stats);
 int vnic_dev_hang_notify(struct vnic_dev *vdev);
 int vnic_dev_packet_filter(struct vnic_dev *vdev, int directed, int multicast,
 	int broadcast, int promisc, int allmulti);
-int vnic_dev_packet_filter_all(struct vnic_dev *vdev, int directed,
-	int multicast, int broadcast, int promisc, int allmulti);
 int vnic_dev_add_addr(struct vnic_dev *vdev, u8 *addr);
 int vnic_dev_del_addr(struct vnic_dev *vdev, u8 *addr);
 int vnic_dev_mac_addr(struct vnic_dev *vdev, u8 *mac_addr);
@@ -124,11 +117,8 @@  u32 vnic_dev_port_speed(struct vnic_dev 
 u32 vnic_dev_msg_lvl(struct vnic_dev *vdev);
 u32 vnic_dev_mtu(struct vnic_dev *vdev);
 u32 vnic_dev_link_down_cnt(struct vnic_dev *vdev);
-u32 vnic_dev_notify_status(struct vnic_dev *vdev);
-u32 vnic_dev_uif(struct vnic_dev *vdev);
 int vnic_dev_close(struct vnic_dev *vdev);
 int vnic_dev_enable(struct vnic_dev *vdev);
-int vnic_dev_enable_wait(struct vnic_dev *vdev);
 int vnic_dev_disable(struct vnic_dev *vdev);
 int vnic_dev_open(struct vnic_dev *vdev, int arg);
 int vnic_dev_open_done(struct vnic_dev *vdev, int *done);
--- a/drivers/net/enic/vnic_intr.c	2010-09-29 15:21:48.033303590 +0900
+++ b/drivers/net/enic/vnic_intr.c	2010-09-29 15:26:29.273306571 +0900
@@ -65,8 +65,3 @@  void vnic_intr_clean(struct vnic_intr *i
 {
 	iowrite32(0, &intr->ctrl->int_credits);
 }
-
-void vnic_intr_raise(struct vnic_intr *intr)
-{
-	vnic_dev_raise_intr(intr->vdev, (u16)intr->index);
-}