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| Started by | Wolfram Sang <wsa@the-dreams.de> |
|---|---|
| First post | 2016-06-09 22:50 +0200 |
| Last post | 2016-06-09 22:50 +0200 |
| Articles | 1 — 1 participant |
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Re: [PATCH V3 1/2] i2c: qup: Fix broken dma when CONFIG_DEBUG_SG is enabled Wolfram Sang <wsa@the-dreams.de> - 2016-06-09 22:50 +0200
| From | Wolfram Sang <wsa@the-dreams.de> |
|---|---|
| Date | 2016-06-09 22:50 +0200 |
| Subject | Re: [PATCH V3 1/2] i2c: qup: Fix broken dma when CONFIG_DEBUG_SG is enabled |
| Message-ID | <rIf3P-31O-11@gated-at.bofh.it> |
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> The coherency is not dropped here. dma_map/unmap used > makes the buffer coherent before passing it to > dmaengine. Previously it was not required. > I can add this in description if its not clear. Please do. > > >> @@ -1268,6 +1260,8 @@ static int qup_i2c_xfer_v2(struct i2c_adapter *adap, > >> } > >> } > >> > >> + idx = 0; > >> + > > > >This looks like an unrelated change. > Ha, wrong. This should have been in a separate patch. Exactly this is what I meant with "unrelated" :)
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