2023-05-09 10:59:28

by Wu Yunchuan

[permalink] [raw]
Subject: [PATCH net-next] freescale:Remove unnecessary (void*) conversions

Pointer variables of void * type do not require type cast.

Signed-off-by: wuych <[email protected]>
---
drivers/net/ethernet/freescale/xgmac_mdio.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c
index a13b4ba4d6e1..167a7fe04853 100644
--- a/drivers/net/ethernet/freescale/xgmac_mdio.c
+++ b/drivers/net/ethernet/freescale/xgmac_mdio.c
@@ -131,7 +131,7 @@ static int xgmac_wait_until_done(struct device *dev,
static int xgmac_mdio_write_c22(struct mii_bus *bus, int phy_id, int regnum,
u16 value)
{
- struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
+ struct mdio_fsl_priv *priv = bus->priv;
struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
bool endian = priv->is_little_endian;
u16 dev_addr = regnum & 0x1f;
@@ -163,7 +163,7 @@ static int xgmac_mdio_write_c22(struct mii_bus *bus, int phy_id, int regnum,
static int xgmac_mdio_write_c45(struct mii_bus *bus, int phy_id, int dev_addr,
int regnum, u16 value)
{
- struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
+ struct mdio_fsl_priv *priv = bus->priv;
struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
bool endian = priv->is_little_endian;
u32 mdio_ctl, mdio_stat;
@@ -205,7 +205,7 @@ static int xgmac_mdio_write_c45(struct mii_bus *bus, int phy_id, int dev_addr,
*/
static int xgmac_mdio_read_c22(struct mii_bus *bus, int phy_id, int regnum)
{
- struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
+ struct mdio_fsl_priv *priv = bus->priv;
struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
bool endian = priv->is_little_endian;
u16 dev_addr = regnum & 0x1f;
@@ -265,7 +265,7 @@ static int xgmac_mdio_read_c22(struct mii_bus *bus, int phy_id, int regnum)
static int xgmac_mdio_read_c45(struct mii_bus *bus, int phy_id, int dev_addr,
int regnum)
{
- struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
+ struct mdio_fsl_priv *priv = bus->priv;
struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
bool endian = priv->is_little_endian;
u32 mdio_stat, mdio_ctl;
@@ -326,7 +326,7 @@ static int xgmac_mdio_read_c45(struct mii_bus *bus, int phy_id, int dev_addr,

static int xgmac_mdio_set_mdc_freq(struct mii_bus *bus)
{
- struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
+ struct mdio_fsl_priv *priv = bus->priv;
struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
struct device *dev = bus->parent;
u32 mdio_stat, div;
@@ -355,7 +355,7 @@ static int xgmac_mdio_set_mdc_freq(struct mii_bus *bus)

static void xgmac_mdio_set_suppress_preamble(struct mii_bus *bus)
{
- struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
+ struct mdio_fsl_priv *priv = bus->priv;
struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
struct device *dev = bus->parent;
u32 mdio_stat;
--
2.30.2


2023-05-09 11:04:49

by Horatiu Vultur

[permalink] [raw]
Subject: Re: [PATCH net-next] freescale:Remove unnecessary (void*) conversions

The 05/09/2023 18:25, wuych wrote:

Hi wuych,

>
> Pointer variables of void * type do not require type cast.
>
> Signed-off-by: wuych <[email protected]>
> ---
> drivers/net/ethernet/freescale/xgmac_mdio.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/ethernet/freescale/xgmac_mdio.c b/drivers/net/ethernet/freescale/xgmac_mdio.c
> index a13b4ba4d6e1..167a7fe04853 100644
> --- a/drivers/net/ethernet/freescale/xgmac_mdio.c
> +++ b/drivers/net/ethernet/freescale/xgmac_mdio.c
> @@ -131,7 +131,7 @@ static int xgmac_wait_until_done(struct device *dev,
> static int xgmac_mdio_write_c22(struct mii_bus *bus, int phy_id, int regnum,
> u16 value)
> {
> - struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
> + struct mdio_fsl_priv *priv = bus->priv;

Don't forget to use the reverse x-mas notation.
The longer lines should be at top.
The same applies to the other changes that you have done in this patch.

> struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
> bool endian = priv->is_little_endian;
> u16 dev_addr = regnum & 0x1f;
> @@ -163,7 +163,7 @@ static int xgmac_mdio_write_c22(struct mii_bus *bus, int phy_id, int regnum,
> static int xgmac_mdio_write_c45(struct mii_bus *bus, int phy_id, int dev_addr,
> int regnum, u16 value)
> {
> - struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
> + struct mdio_fsl_priv *priv = bus->priv;
> struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
> bool endian = priv->is_little_endian;
> u32 mdio_ctl, mdio_stat;
> @@ -205,7 +205,7 @@ static int xgmac_mdio_write_c45(struct mii_bus *bus, int phy_id, int dev_addr,
> */
> static int xgmac_mdio_read_c22(struct mii_bus *bus, int phy_id, int regnum)
> {
> - struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
> + struct mdio_fsl_priv *priv = bus->priv;
> struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
> bool endian = priv->is_little_endian;
> u16 dev_addr = regnum & 0x1f;
> @@ -265,7 +265,7 @@ static int xgmac_mdio_read_c22(struct mii_bus *bus, int phy_id, int regnum)
> static int xgmac_mdio_read_c45(struct mii_bus *bus, int phy_id, int dev_addr,
> int regnum)
> {
> - struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
> + struct mdio_fsl_priv *priv = bus->priv;
> struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
> bool endian = priv->is_little_endian;
> u32 mdio_stat, mdio_ctl;
> @@ -326,7 +326,7 @@ static int xgmac_mdio_read_c45(struct mii_bus *bus, int phy_id, int dev_addr,
>
> static int xgmac_mdio_set_mdc_freq(struct mii_bus *bus)
> {
> - struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
> + struct mdio_fsl_priv *priv = bus->priv;
> struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
> struct device *dev = bus->parent;
> u32 mdio_stat, div;
> @@ -355,7 +355,7 @@ static int xgmac_mdio_set_mdc_freq(struct mii_bus *bus)
>
> static void xgmac_mdio_set_suppress_preamble(struct mii_bus *bus)
> {
> - struct mdio_fsl_priv *priv = (struct mdio_fsl_priv *)bus->priv;
> + struct mdio_fsl_priv *priv = bus->priv;
> struct tgec_mdio_controller __iomem *regs = priv->mdio_base;
> struct device *dev = bus->parent;
> u32 mdio_stat;
> --
> 2.30.2
>
>

--
/Horatiu

2023-05-09 12:26:46

by Andrew Lunn

[permalink] [raw]
Subject: Re: [PATCH net-next] freescale:Remove unnecessary (void*) conversions

On Tue, May 09, 2023 at 06:25:01PM +0800, wuych wrote:
> Pointer variables of void * type do not require type cast.
>
> Signed-off-by: wuych <[email protected]>

Hi Wuych

Please be a bit more specific with your subject prefix.

To get an idea what others have used, you can do:

git log --oneline drivers/net/ethernet/freescale/

c248b27cfc0a Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
e2fdfd711912 net: dpaa: avoid one skb_reset_mac_header() in dpaa_enable_tx_csum()
461bb5b97049 net: dpaa: Fix uninitialized variable in dpaa_stop()
16a2c7634442 net: enetc: include MAC Merge / FP registers in register dump
827145392a4a net: enetc: only commit preemptible TCs to hardware when MM TX is active
153b5b1d030d net: enetc: report mm tx-active based on tx-enabled and verify-status
59be75db5966 net: enetc: fix MAC Merge layer remaining enabled until a link down event
01e23b2b3bad net: enetc: add support for preemptible traffic classes
50764da37cbe net: enetc: rename "mqprio" to "qopt"
800e68c44ffe Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
5b7be2d4fd6e net: enetc: workaround for unresponsive pMAC after receiving express traffic
37f9b2a6c086 net: ethernet: Add missing depends on MDIO_DEVRES
d9c960675adc Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
abc33494ddd5 net: fec: make use of MDIO C45 quirk
dc0a7b520071 Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
99d0f3a1095f net: dpaa2-mac: use Autoneg bit rather than an_enabled
c79493c3ccf0 net: enetc: fix aggregate RMON counters not showing the ranges
1a87e641d8a5 net: Use of_property_read_bool() for boolean properties
8ff99ad04c2e Merge tag 'phy-for-6.3' of git://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy
1c93e48cc391 net: dpaa2-eth: do not always set xsk support in xdp_features flag

So at least add net. And since you only touch xgmac, you could use

net: xgmac:

If you had touch multiple drivers within freescale then net:
freescale: would be better.

These prefixes are important. Reviewers tend to have interest in
specific parts of the kernel. The prefix is what draws their
attention, makes them look at a patch or not.

Andrew