* RE: [PATCH net-next] net: axienet: Fix kernel doc warnings
[not found] <20240306091921.8665-1-suraj.gupta2@amd.com>
@ 2024-03-07 16:34 ` Pandey, Radhey Shyam
2024-03-08 1:09 ` Jakub Kicinski
0 siblings, 1 reply; 3+ messages in thread
From: Pandey, Radhey Shyam @ 2024-03-07 16:34 UTC (permalink / raw)
To: Gupta, Suraj, davem, edumazet, kuba, pabeni, Simek, Michal,
netdev, linux-arm-kernel
Cc: linux-kernel, git (AMD-Xilinx), Katakam, Harini, Gupta, Suraj
> -----Original Message-----
> From: Suraj Gupta <suraj.gupta2@amd.com>
> Sent: Wednesday, March 6, 2024 2:49 PM
> To: Pandey, Radhey Shyam <radhey.shyam.pandey@amd.com>;
> davem@davemloft.net; edumazet@google.com; kuba@kernel.org;
> pabeni@redhat.com; Simek, Michal <michal.simek@amd.com>;
> netdev@vger.kernel.org; linux-arm-kernel@lists.infradead.org
> Cc: linux-kernel@vger.kernel.org; git (AMD-Xilinx) <git@amd.com>; Katakam,
> Harini <harini.katakam@amd.com>; Gupta, Suraj <Suraj.Gupta2@amd.com>
> Subject: [PATCH net-next] net: axienet: Fix kernel doc warnings
>
> Add description of mdio enable, mdio disable and mdio wait functions.
> Add description of skb pointer in axidma_bd data structure.
> Remove 'phy_node' description in axienet local data structure since it is not a
> valid struct member.
> Correct description of struct axienet_option.
>
> Fix below kernel-doc warnings in drivers/net/ethernet/xilinx/:
> 1) xilinx_axienet_mdio.c:1: warning: no structured comments found
> 2) xilinx_axienet.h:379: warning: Function parameter or struct member 'skb'
> not described in 'axidma_bd'
> 3) xilinx_axienet.h:538: warning: Excess struct member 'phy_node'
> description in 'axienet_local'
> 4) xilinx_axienet.h:1002: warning: expecting prototype for struct
> axiethernet_option. Prototype was for struct axienet_option instead
>
> Signed-off-by: Suraj Gupta <suraj.gupta2@amd.com>
Reviewed-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>
Thanks!
> ---
> drivers/net/ethernet/xilinx/xilinx_axienet.h | 4 ++--
> .../net/ethernet/xilinx/xilinx_axienet_mdio.c | 23 ++++++++++++++++---
> 2 files changed, 22 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet.h
> b/drivers/net/ethernet/xilinx/xilinx_axienet.h
> index 807ead678551..d0d1ae3b4e2c 100644
> --- a/drivers/net/ethernet/xilinx/xilinx_axienet.h
> +++ b/drivers/net/ethernet/xilinx/xilinx_axienet.h
> @@ -359,6 +359,7 @@
> * @app2: MM2S/S2MM User Application Field 2.
> * @app3: MM2S/S2MM User Application Field 3.
> * @app4: MM2S/S2MM User Application Field 4.
> + * @skb: Pointer to SKB transferred using DMA
> */
> struct axidma_bd {
> u32 next; /* Physical address of next buffer descriptor */
> @@ -399,7 +400,6 @@ struct skbuf_dma_descriptor {
> * struct axienet_local - axienet private per device data
> * @ndev: Pointer for net_device to which it will be attached.
> * @dev: Pointer to device structure
> - * @phy_node: Pointer to device node structure
> * @phylink: Pointer to phylink instance
> * @phylink_config: phylink configuration settings
> * @pcs_phy: Reference to PCS/PMA PHY if used
> @@ -537,7 +537,7 @@ struct axienet_local { };
>
> /**
> - * struct axiethernet_option - Used to set axi ethernet hardware options
> + * struct axienet_option - Used to set axi ethernet hardware options
> * @opt: Option to be set.
> * @reg: Register offset to be written for setting the option
> * @m_or: Mask to be ORed for setting the option in the register
> diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
> b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
> index 2f07fde361aa..9ca2643c921e 100644
> --- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
> +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c
> @@ -20,7 +20,14 @@
> #define DEFAULT_MDIO_FREQ 2500000 /* 2.5 MHz */
> #define DEFAULT_HOST_CLOCK 150000000 /* 150 MHz */
>
> -/* Wait till MDIO interface is ready to accept a new transaction.*/
> +/**
> + * axienet_mdio_wait_until_ready - MDIO wait function
> + * @lp: Pointer to axienet local data structure.
> + *
> + * Return : 0 on success, Negative value on errors
> + *
> + * Wait till MDIO interface is ready to accept a new transaction.
> + */
> static int axienet_mdio_wait_until_ready(struct axienet_local *lp) {
> u32 val;
> @@ -30,14 +37,24 @@ static int axienet_mdio_wait_until_ready(struct
> axienet_local *lp)
> 1, 20000);
> }
>
> -/* Enable the MDIO MDC. Called prior to a read/write operation */
> +/**
> + * axienet_mdio_mdc_enable - MDIO MDC enable function
> + * @lp: Pointer to axienet local data structure.
> + *
> + * Enable the MDIO MDC. Called prior to a read/write operation */
> static void axienet_mdio_mdc_enable(struct axienet_local *lp) {
> axienet_iow(lp, XAE_MDIO_MC_OFFSET,
> ((u32)lp->mii_clk_div | XAE_MDIO_MC_MDIOEN_MASK));
> }
>
> -/* Disable the MDIO MDC. Called after a read/write operation*/
> +/**
> + * axienet_mdio_mdc_disable - MDIO MDC disable function
> + * @lp: Pointer to axienet local data structure.
> + *
> + * Disable the MDIO MDC. Called after a read/write operation */
> static void axienet_mdio_mdc_disable(struct axienet_local *lp) {
> u32 mc_reg;
> --
> 2.43.0
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