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| author | Robin Gong <yibin.gong@nxp.com> | 2019-06-25 17:43:19 +0800 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2019-07-03 13:28:22 +0530 |
| commit | af802728e4ab0764b2a26960a30f4cbe358a3b95 (patch) | |
| tree | ad0aed00f14cf9e91a35cd69824994ae9f155e9d /drivers/dma/fsl-edma-common.c | |
| parent | fc4a9030788548414ccdd9d04aa457d4e027ecaa (diff) | |
| download | linux-af802728e4ab0764b2a26960a30f4cbe358a3b95.tar.gz linux-af802728e4ab0764b2a26960a30f4cbe358a3b95.tar.bz2 linux-af802728e4ab0764b2a26960a30f4cbe358a3b95.zip | |
dmaengine: fsl-edma: add drvdata for fsl-edma
There are some differences between vf610 and next i.mx7ulp. Put such
differences into static driver data for distinguishing easily at
driver level. Change mcf-edma accordingly.
Signed-off-by: Robin Gong <yibin.gong@nxp.com>
Tested-by: Angelo Dureghello <angelo@sysam.it>
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/fsl-edma-common.c')
| -rw-r--r-- | drivers/dma/fsl-edma-common.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c index 680b2a00a953..07d96894c7c4 100644 --- a/drivers/dma/fsl-edma-common.c +++ b/drivers/dma/fsl-edma-common.c @@ -47,7 +47,7 @@ static void fsl_edma_enable_request(struct fsl_edma_chan *fsl_chan) struct edma_regs *regs = &fsl_chan->edma->regs; u32 ch = fsl_chan->vchan.chan.chan_id; - if (fsl_chan->edma->version == v1) { + if (fsl_chan->edma->drvdata->version == v1) { edma_writeb(fsl_chan->edma, EDMA_SEEI_SEEI(ch), regs->seei); edma_writeb(fsl_chan->edma, ch, regs->serq); } else { @@ -64,7 +64,7 @@ void fsl_edma_disable_request(struct fsl_edma_chan *fsl_chan) struct edma_regs *regs = &fsl_chan->edma->regs; u32 ch = fsl_chan->vchan.chan.chan_id; - if (fsl_chan->edma->version == v1) { + if (fsl_chan->edma->drvdata->version == v1) { edma_writeb(fsl_chan->edma, ch, regs->cerq); edma_writeb(fsl_chan->edma, EDMA_CEEI_CEEI(ch), regs->ceei); } else { @@ -83,8 +83,9 @@ void fsl_edma_chan_mux(struct fsl_edma_chan *fsl_chan, u32 ch = fsl_chan->vchan.chan.chan_id; void __iomem *muxaddr; unsigned int chans_per_mux, ch_off; + u32 dmamux_nr = fsl_chan->edma->drvdata->dmamuxs; - chans_per_mux = fsl_chan->edma->n_chans / DMAMUX_NR; + chans_per_mux = fsl_chan->edma->n_chans / dmamux_nr; ch_off = fsl_chan->vchan.chan.chan_id % chans_per_mux; muxaddr = fsl_chan->edma->muxbase[ch / chans_per_mux]; slot = EDMAMUX_CHCFG_SOURCE(slot); @@ -647,28 +648,28 @@ void fsl_edma_setup_regs(struct fsl_edma_engine *edma) edma->regs.erql = edma->membase + EDMA_ERQ; edma->regs.eeil = edma->membase + EDMA_EEI; - edma->regs.serq = edma->membase + ((edma->version == v1) ? + edma->regs.serq = edma->membase + ((edma->drvdata->version == v1) ? EDMA_SERQ : EDMA64_SERQ); - edma->regs.cerq = edma->membase + ((edma->version == v1) ? + edma->regs.cerq = edma->membase + ((edma->drvdata->version == v1) ? EDMA_CERQ : EDMA64_CERQ); - edma->regs.seei = edma->membase + ((edma->version == v1) ? + edma->regs.seei = edma->membase + ((edma->drvdata->version == v1) ? EDMA_SEEI : EDMA64_SEEI); - edma->regs.ceei = edma->membase + ((edma->version == v1) ? + edma->regs.ceei = edma->membase + ((edma->drvdata->version == v1) ? EDMA_CEEI : EDMA64_CEEI); - edma->regs.cint = edma->membase + ((edma->version == v1) ? + edma->regs.cint = edma->membase + ((edma->drvdata->version == v1) ? EDMA_CINT : EDMA64_CINT); - edma->regs.cerr = edma->membase + ((edma->version == v1) ? + edma->regs.cerr = edma->membase + ((edma->drvdata->version == v1) ? EDMA_CERR : EDMA64_CERR); - edma->regs.ssrt = edma->membase + ((edma->version == v1) ? + edma->regs.ssrt = edma->membase + ((edma->drvdata->version == v1) ? EDMA_SSRT : EDMA64_SSRT); - edma->regs.cdne = edma->membase + ((edma->version == v1) ? + edma->regs.cdne = edma->membase + ((edma->drvdata->version == v1) ? EDMA_CDNE : EDMA64_CDNE); - edma->regs.intl = edma->membase + ((edma->version == v1) ? + edma->regs.intl = edma->membase + ((edma->drvdata->version == v1) ? EDMA_INTR : EDMA64_INTL); - edma->regs.errl = edma->membase + ((edma->version == v1) ? + edma->regs.errl = edma->membase + ((edma->drvdata->version == v1) ? EDMA_ERR : EDMA64_ERRL); - if (edma->version == v2) { + if (edma->drvdata->version == v2) { edma->regs.erqh = edma->membase + EDMA64_ERQH; edma->regs.eeih = edma->membase + EDMA64_EEIH; edma->regs.errh = edma->membase + EDMA64_ERRH; |