diff mbox series

[v2,net-next,1/6] ptp_pch: use mac_pton()

Message ID 20220207210730.75252-1-andriy.shevchenko@linux.intel.com (mailing list archive)
State Accepted
Commit 4e76b5c11d25119b16757f14a0a88415fd285df7
Delegated to: Netdev Maintainers
Headers show
Series [v2,net-next,1/6] ptp_pch: use mac_pton() | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter warning Series does not have a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 2 of 2 maintainers
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 62 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Andy Shevchenko Feb. 7, 2022, 9:07 p.m. UTC
Use mac_pton() instead of custom approach.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
v2: no changes
 drivers/ptp/ptp_pch.c | 41 ++++++++++-------------------------------
 1 file changed, 10 insertions(+), 31 deletions(-)

Comments

Richard Cochran Feb. 8, 2022, 3:04 a.m. UTC | #1
On Mon, Feb 07, 2022 at 11:07:25PM +0200, Andy Shevchenko wrote:
> Use mac_pton() instead of custom approach.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> v2: no changes
>  drivers/ptp/ptp_pch.c | 41 ++++++++++-------------------------------
>  1 file changed, 10 insertions(+), 31 deletions(-)

For the series:

Acked-by: Richard Cochran <richardcochran@gmail.com>
patchwork-bot+netdevbpf@kernel.org Feb. 9, 2022, 5:20 a.m. UTC | #2
Hello:

This series was applied to netdev/net-next.git (master)
by Jakub Kicinski <kuba@kernel.org>:

On Mon,  7 Feb 2022 23:07:25 +0200 you wrote:
> Use mac_pton() instead of custom approach.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> v2: no changes
>  drivers/ptp/ptp_pch.c | 41 ++++++++++-------------------------------
>  1 file changed, 10 insertions(+), 31 deletions(-)

Here is the summary with links:
  - [v2,net-next,1/6] ptp_pch: use mac_pton()
    https://git.kernel.org/netdev/net-next/c/4e76b5c11d25
  - [v2,net-next,2/6] ptp_pch: Use ioread64_lo_hi() / iowrite64_lo_hi()
    https://git.kernel.org/netdev/net-next/c/8664d49a815e
  - [v2,net-next,3/6] ptp_pch: Use ioread64_hi_lo() / iowrite64_hi_lo()
    https://git.kernel.org/netdev/net-next/c/d09adf61002f
  - [v2,net-next,4/6] ptp_pch: Switch to use module_pci_driver() macro
    https://git.kernel.org/netdev/net-next/c/3fa66d3d60b9
  - [v2,net-next,5/6] ptp_pch: Convert to use managed functions pcim_* and devm_*
    https://git.kernel.org/netdev/net-next/c/874f50c82e14
  - [v2,net-next,6/6] ptp_pch: Remove unused pch_pm_ops
    https://git.kernel.org/netdev/net-next/c/946df10db670

You are awesome, thank you!
diff mbox series

Patch

diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c
index 8070f3fd98f0..cbf7ce3db93a 100644
--- a/drivers/ptp/ptp_pch.c
+++ b/drivers/ptp/ptp_pch.c
@@ -100,7 +100,6 @@  struct pch_ts_regs {
 #define PCH_ECS_ETH		(1 << 0)
 
 #define PCH_ECS_CAN		(1 << 1)
-#define PCH_STATION_BYTES	6
 
 #define PCH_IEEE1588_ETH	(1 << 0)
 #define PCH_IEEE1588_CAN	(1 << 1)
@@ -292,8 +291,9 @@  static void pch_reset(struct pch_dev *chip)
  */
 int pch_set_station_address(u8 *addr, struct pci_dev *pdev)
 {
-	s32 i;
 	struct pch_dev *chip = pci_get_drvdata(pdev);
+	bool valid;
+	u64 mac;
 
 	/* Verify the parameter */
 	if ((chip->regs == NULL) || addr == (u8 *)NULL) {
@@ -301,37 +301,16 @@  int pch_set_station_address(u8 *addr, struct pci_dev *pdev)
 			"invalid params returning PCH_INVALIDPARAM\n");
 		return PCH_INVALIDPARAM;
 	}
-	/* For all station address bytes */
-	for (i = 0; i < PCH_STATION_BYTES; i++) {
-		u32 val;
-		s32 tmp;
 
-		tmp = hex_to_bin(addr[i * 3]);
-		if (tmp < 0) {
-			dev_err(&pdev->dev,
-				"invalid params returning PCH_INVALIDPARAM\n");
-			return PCH_INVALIDPARAM;
-		}
-		val = tmp * 16;
-		tmp = hex_to_bin(addr[(i * 3) + 1]);
-		if (tmp < 0) {
-			dev_err(&pdev->dev,
-				"invalid params returning PCH_INVALIDPARAM\n");
-			return PCH_INVALIDPARAM;
-		}
-		val += tmp;
-		/* Expects ':' separated addresses */
-		if ((i < 5) && (addr[(i * 3) + 2] != ':')) {
-			dev_err(&pdev->dev,
-				"invalid params returning PCH_INVALIDPARAM\n");
-			return PCH_INVALIDPARAM;
-		}
-
-		/* Ideally we should set the address only after validating
-							 entire string */
-		dev_dbg(&pdev->dev, "invoking pch_station_set\n");
-		iowrite32(val, &chip->regs->ts_st[i]);
+	valid = mac_pton(addr, (u8 *)&mac);
+	if (!valid) {
+		dev_err(&pdev->dev, "invalid params returning PCH_INVALIDPARAM\n");
+		return PCH_INVALIDPARAM;
 	}
+
+	dev_dbg(&pdev->dev, "invoking pch_station_set\n");
+	iowrite32(lower_32_bits(mac), &chip->regs->ts_st[0]);
+	iowrite32(upper_32_bits(mac), &chip->regs->ts_st[4]);
 	return 0;
 }
 EXPORT_SYMBOL(pch_set_station_address);