Hi Toudor,
On 31-01-24, 08:28, Tudor Ambarus wrote:
>
> Hi, Vinod,
>
> On 1/30/24 16:32, Vinod Koul wrote:
> > We get following warning with W=1:
> >
> > drivers/dma/at_hdmac.c:243: warning: Function parameter or struct member 'boundary' not described in 'at_desc'
> > drivers/dma/at_hdmac.c:243: warning: Function parameter or struct member 'dst_hole' not described in 'at_desc'
> > drivers/dma/at_hdmac.c:243: warning: Function parameter or struct member 'src_hole' not described in 'at_desc'
> > drivers/dma/at_hdmac.c:243: warning: Function parameter or struct member 'memset_buffer' not described in 'at_desc'
> > drivers/dma/at_hdmac.c:243: warning: Function parameter or struct member 'memset_paddr' not described in 'at_desc'
> > drivers/dma/at_hdmac.c:243: warning: Function parameter or struct member 'memset_vaddr' not described in 'at_desc'
> > drivers/dma/at_hdmac.c:255: warning: Enum value 'ATC_IS_PAUSED' not described in enum 'atc_status'
> > drivers/dma/at_hdmac.c:255: warning: Enum value 'ATC_IS_CYCLIC' not described in enum 'atc_status'
> > drivers/dma/at_hdmac.c:287: warning: Function parameter or struct member 'cyclic' not described in 'at_dma_chan'
> > drivers/dma/at_hdmac.c:350: warning: Function parameter or struct member 'memset_pool' not described in 'at_dma'
> >
> > Fix this by adding the required description and also drop unused struct
> > member 'cyclic' in 'at_dma_chan'
> >
>
> Thanks for fixing these! Few nits below that you may consider while
> applying.
>
> > Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
> > ---
> > drivers/dma/at_hdmac.c | 11 ++++++++++-
> > 1 file changed, 10 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
> > index 6bad536e0492..57d0697ad194 100644
> > --- a/drivers/dma/at_hdmac.c
> > +++ b/drivers/dma/at_hdmac.c
> > @@ -224,6 +224,12 @@ struct atdma_sg {
> > * @total_len: total transaction byte count
> > * @sglen: number of sg entries.
> > * @sg: array of sgs.
> > + * @boundary: Interleaved dma boundary
> how about: number of transfers to perform before the automatic address
> increment operation
> > + * @dst_hole: Interleaved dma destination hole
> how about: value to add to the destination address when the boundary has
> been reached
> > + * @src_hole: Interleaved dma source hole
>
> and here the same, but for source
> > + * @memset_buffer: buffer for memset
> how about: buffer used for the memset operation
> > + * @memset_paddr: paddr for buffer for memset
>
> how about: physical address of the buffer used for the memset operation
>
> > + * @memset_vaddr: vaddr for buffer for memset
>
> and here the same but with virtual
>
> > */
> > struct at_desc {
> > struct virt_dma_desc vd;
> > @@ -247,6 +253,9 @@ struct at_desc {
> > /**
> > * enum atc_status - information bits stored in channel status flag
> > *
> > + * @ATC_IS_PAUSED: If channel is pause
>
> typo, s/pause/paused
I have updated these and applied the patch, thanks for better
suggestions
>
> Reviewed-by: Tudor Ambarus <tudor.ambarus@xxxxxxxxxx>
>
> Cheers,
> ta
> > + * @ATC_IS_CYCLIC: If channel is cyclic
> > + *
> > * Manipulated with atomic operations.
> > */
> > enum atc_status {
> > @@ -282,7 +291,6 @@ struct at_dma_chan {
> > u32 save_cfg;
> > u32 save_dscr;
> > struct dma_slave_config dma_sconfig;
> > - bool cyclic;
> > struct at_desc *desc;
> > };
> >
> > @@ -333,6 +341,7 @@ static inline u8 convert_buswidth(enum dma_slave_buswidth addr_width)
> > * @save_imr: interrupt mask register that is saved on suspend/resume cycle
> > * @all_chan_mask: all channels availlable in a mask
> > * @lli_pool: hw lli table
> > + * @memset_pool: hw memset pool
> > * @chan: channels table to store at_dma_chan structures
> > */
> > struct at_dma {
--
~Vinod
