Re: [PATCH 07/10] mtd: rawnand: qcom: Unmap sg_list and free desc within submic_descs()

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On Sat, 2023-08-05 at 17:41:43 UTC, Manivannan Sadhasivam wrote:
> There are two types of dma descriptors being used in this driver allocated
> by, prepare_bam_async_desc() and prep_adm_dma_desc() helper functions.
> These functions map and prepare the descriptors to be used for dma
> transfers.
> 
> And all the descriptors are submitted inside the submit_descs() function.
> Once the transfer completion happens, those descriptors should be unmapped
> and freed as a part of cleanup.
> 
> Currently, free_descs() function is doing the said cleanup of descriptors.
> But the callers of submit_descs() are required to call free_descs() in both
> the success and error cases.
> 
> Since there are no other transactions need to be done after submit_descs(),
> let's just move the contents of free_descs() inside submit_descs() itself.
> 
> This makes sure that the cleanup is handled within the submit_descs()
> thereby offloading the cleanup part from callers.
> 
> While at it, let's also rename the return variable from "r" to "ret".
> 
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.

Miquel



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