On 09/06/2013 12:12 PM, Archit Taneja wrote:
> Create functions which the VPE driver can use to create a VPDMA descriptor and
> add it to a VPDMA descriptor list. These functions take a pointer to an
> existing
> list, and append the configuration/data/control descriptor header to the list.
>
> In the case of configuration descriptors, the creation of a payload block may
> be
> required(the payloads can hold VPE MMR values, or scaler coefficients). The
> allocation of the payload buffer and it's content is left to the VPE driver.
> However, the VPDMA library provides helper macros to create payload in the
> correct format.
>
> Add debug functions to dump the descriptors in a way such that it's easy to
> see
> the values of different fields in the descriptors.
>
> Signed-off-by: Archit Taneja <arc...@ti.com>
Acked-by: Hans Verkuil <hans.verk...@cisco.com>
Regards,
Hans
> ---
> drivers/media/platform/ti-vpe/vpdma.c | 268 +++++++++++++++
> drivers/media/platform/ti-vpe/vpdma.h | 48 +++
> drivers/media/platform/ti-vpe/vpdma_priv.h | 522
> +++++++++++++++++++++++++++++
> 3 files changed, 838 insertions(+)
>
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