Hi Simon, On 29/04/24 10:06 pm, Simon Horman wrote: > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > On Thu, Apr 18, 2024 at 06:26:38PM +0530, Parthiban Veerasooran wrote: >> Implement register write operation according to the control communication >> specified in the OPEN Alliance 10BASE-T1x MACPHY Serial Interface >> document. Control write commands are used by the SPI host to write >> registers within the MAC-PHY. Each control write commands are composed of >> a 32 bits control command header followed by register write data. >> >> The MAC-PHY ignores the final 32 bits of data from the SPI host at the >> end of the control write command. The write command and data is also >> echoed from the MAC-PHY back to the SPI host to enable the SPI host to >> identify which register write failed in the case of any bus errors. >> Control write commands can write either a single register or multiple >> consecutive registers. When multiple consecutive registers are written, >> the address is automatically post-incremented by the MAC-PHY. Writing to >> any unimplemented or undefined registers shall be ignored and yield no >> effect. >> >> Signed-off-by: Parthiban Veerasooran <Parthiban.Veerasooran@xxxxxxxxxxxxx> > > ... > >> diff --git a/drivers/net/ethernet/oa_tc6.c b/drivers/net/ethernet/oa_tc6.c > > ... > >> +/** >> + * oa_tc6_write_registers - function for writing multiple consecutive registers. >> + * @tc6: oa_tc6 struct. >> + * @address: address of the first register to be written in the MAC-PHY. >> + * @value: values to be written from the starting register address @address. >> + * @length: number of consecutive registers to be written from @address. >> + * >> + * Maximum of 128 consecutive registers can be written starting at @address. >> + * >> + * Returns 0 on success otherwise failed. > > Nit: I think you need a ':' after "Returns" (or "Return") > in order for kernel-doc -Wall to recognise this as a return section. > > Likewise elsewhere in this patch(set). OK. Thanks for the hint. Yes I noticed some warnings on this "Returns" area while running the below command, ./scripts/kernel-doc -Wall -v -none drivers/net/ethernet/oa_tc6.c Will fix it in the next version. Best regards, Parthiban V > >> + */ >> +int oa_tc6_write_registers(struct oa_tc6 *tc6, u32 address, u32 value[], >> + u8 length) >> +{ > > ...