From: Robin Gong <yibin.gong@nxp.com> To: "s.hauer@pengutronix.de" <s.hauer@pengutronix.de> Cc: dl-linux-imx <linux-imx@nxp.com>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "festevam@gmail.com" <festevam@gmail.com>, "dan.j.williams@intel.com" <dan.j.williams@intel.com>, "mark.rutland@arm.com" <mark.rutland@arm.com>, "dmaengine@vger.kernel.org" <dmaengine@vger.kernel.org>, "robh@kernel.org" <robh@kernel.org>, "shawnguo@kernel.org" <shawnguo@kernel.org>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org>, "vkoul@kernel.org" <vkoul@kernel.org>, "kernel@pengutronix.de" <kernel@pengutronix.de> Subject: Re: [PATCH v2 4/7] dmaengine: fsl-edma-common: version check for v2 instead Date: Mon, 27 May 2019 09:52:06 +0000 [thread overview] Message-ID: <1558979756.19282.9.camel@nxp.com> (raw) In-Reply-To: <20190527090814.qfjiksqi24x2jrs3@pengutronix.de> On 2019-05-27 at 09:08 +0000, Sascha Hauer wrote: > On Mon, May 27, 2019 at 04:51:15PM +0800, yibin.gong@nxp.com wrote: > > > > From: Robin Gong <yibin.gong@nxp.com> > > > > The next v3 i.mx7ulp edma is based on v1, so change version > > check logic for v2 instead. > > > > Signed-off-by: Robin Gong <yibin.gong@nxp.com> > > --- > > drivers/dma/fsl-edma-common.c | 40 ++++++++++++++++++++----------- > > --------- > > 1 file changed, 20 insertions(+), 20 deletions(-) > > > > diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma- > > common.c > > index bb24251..45d70d3 100644 > > --- a/drivers/dma/fsl-edma-common.c > > +++ b/drivers/dma/fsl-edma-common.c > > @@ -657,26 +657,26 @@ 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_SERQ : EDMA64_SERQ); > > - edma->regs.cerq = edma->membase + ((edma->version == v1) ? > > - EDMA_CERQ : EDMA64_CERQ); > > - edma->regs.seei = edma->membase + ((edma->version == v1) ? > > - EDMA_SEEI : EDMA64_SEEI); > > - edma->regs.ceei = edma->membase + ((edma->version == v1) ? > > - EDMA_CEEI : EDMA64_CEEI); > > - edma->regs.cint = edma->membase + ((edma->version == v1) ? > > - EDMA_CINT : EDMA64_CINT); > > - edma->regs.cerr = edma->membase + ((edma->version == v1) ? > > - EDMA_CERR : EDMA64_CERR); > > - edma->regs.ssrt = edma->membase + ((edma->version == v1) ? > > - EDMA_SSRT : EDMA64_SSRT); > > - edma->regs.cdne = edma->membase + ((edma->version == v1) ? > > - EDMA_CDNE : EDMA64_CDNE); > > - edma->regs.intl = edma->membase + ((edma->version == v1) ? > > - EDMA_INTR : EDMA64_INTL); > > - edma->regs.errl = edma->membase + ((edma->version == v1) ? > > - EDMA_ERR : EDMA64_ERRL); > > + edma->regs.serq = edma->membase + ((edma->version == v2) ? > > + EDMA64_SERQ : EDMA_SERQ); > > + edma->regs.cerq = edma->membase + ((edma->version == v2) ? > > + EDMA64_CERQ : EDMA_CERQ); > > + edma->regs.seei = edma->membase + ((edma->version == v2) ? > > + EDMA64_SEEI : EDMA_SEEI); > > + edma->regs.ceei = edma->membase + ((edma->version == v2) ? > > + EDMA64_CEEI : EDMA_CEEI); > > + edma->regs.cint = edma->membase + ((edma->version == v2) ? > > + EDMA64_CINT : EDMA_CINT); > > + edma->regs.cerr = edma->membase + ((edma->version == v2) ? > > + EDMA64_CERR : EDMA_CERR); > > + edma->regs.ssrt = edma->membase + ((edma->version == v2) ? > > + EDMA64_SSRT : EDMA_SSRT); > > + edma->regs.cdne = edma->membase + ((edma->version == v2) ? > > + EDMA64_CDNE : EDMA_CDNE); > > + edma->regs.intl = edma->membase + ((edma->version == v2) ? > > + EDMA64_INTL : EDMA_INTR); > > + edma->regs.errl = edma->membase + ((edma->version == v2) ? > > + EDMA64_ERRL : EDMA_ERR); > Following to what I have said to 6/7 you can put the register offsets > into that new struct aswell. > > Sascha Understood your point, but the logic of fsl-edma-common.c is the common functions array provided to be called in fsl-edma.c or mcf-edma.c, not different specific functions in fsl-edma.c or mcf-edma.c. >
WARNING: multiple messages have this Message-ID (diff)
From: Robin Gong <yibin.gong@nxp.com> To: "s.hauer@pengutronix.de" <s.hauer@pengutronix.de> Cc: "mark.rutland@arm.com" <mark.rutland@arm.com>, "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>, "robh@kernel.org" <robh@kernel.org>, "shawnguo@kernel.org" <shawnguo@kernel.org>, "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, "vkoul@kernel.org" <vkoul@kernel.org>, dl-linux-imx <linux-imx@nxp.com>, "kernel@pengutronix.de" <kernel@pengutronix.de>, "dmaengine@vger.kernel.org" <dmaengine@vger.kernel.org>, "dan.j.williams@intel.com" <dan.j.williams@intel.com>, "festevam@gmail.com" <festevam@gmail.com>, "linux-arm-kernel@lists.infradead.org" <linux-arm-kernel@lists.infradead.org> Subject: Re: [PATCH v2 4/7] dmaengine: fsl-edma-common: version check for v2 instead Date: Mon, 27 May 2019 09:52:06 +0000 [thread overview] Message-ID: <1558979756.19282.9.camel@nxp.com> (raw) In-Reply-To: <20190527090814.qfjiksqi24x2jrs3@pengutronix.de> On 2019-05-27 at 09:08 +0000, Sascha Hauer wrote: > On Mon, May 27, 2019 at 04:51:15PM +0800, yibin.gong@nxp.com wrote: > > > > From: Robin Gong <yibin.gong@nxp.com> > > > > The next v3 i.mx7ulp edma is based on v1, so change version > > check logic for v2 instead. > > > > Signed-off-by: Robin Gong <yibin.gong@nxp.com> > > --- > > drivers/dma/fsl-edma-common.c | 40 ++++++++++++++++++++----------- > > --------- > > 1 file changed, 20 insertions(+), 20 deletions(-) > > > > diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma- > > common.c > > index bb24251..45d70d3 100644 > > --- a/drivers/dma/fsl-edma-common.c > > +++ b/drivers/dma/fsl-edma-common.c > > @@ -657,26 +657,26 @@ 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_SERQ : EDMA64_SERQ); > > - edma->regs.cerq = edma->membase + ((edma->version == v1) ? > > - EDMA_CERQ : EDMA64_CERQ); > > - edma->regs.seei = edma->membase + ((edma->version == v1) ? > > - EDMA_SEEI : EDMA64_SEEI); > > - edma->regs.ceei = edma->membase + ((edma->version == v1) ? > > - EDMA_CEEI : EDMA64_CEEI); > > - edma->regs.cint = edma->membase + ((edma->version == v1) ? > > - EDMA_CINT : EDMA64_CINT); > > - edma->regs.cerr = edma->membase + ((edma->version == v1) ? > > - EDMA_CERR : EDMA64_CERR); > > - edma->regs.ssrt = edma->membase + ((edma->version == v1) ? > > - EDMA_SSRT : EDMA64_SSRT); > > - edma->regs.cdne = edma->membase + ((edma->version == v1) ? > > - EDMA_CDNE : EDMA64_CDNE); > > - edma->regs.intl = edma->membase + ((edma->version == v1) ? > > - EDMA_INTR : EDMA64_INTL); > > - edma->regs.errl = edma->membase + ((edma->version == v1) ? > > - EDMA_ERR : EDMA64_ERRL); > > + edma->regs.serq = edma->membase + ((edma->version == v2) ? > > + EDMA64_SERQ : EDMA_SERQ); > > + edma->regs.cerq = edma->membase + ((edma->version == v2) ? > > + EDMA64_CERQ : EDMA_CERQ); > > + edma->regs.seei = edma->membase + ((edma->version == v2) ? > > + EDMA64_SEEI : EDMA_SEEI); > > + edma->regs.ceei = edma->membase + ((edma->version == v2) ? > > + EDMA64_CEEI : EDMA_CEEI); > > + edma->regs.cint = edma->membase + ((edma->version == v2) ? > > + EDMA64_CINT : EDMA_CINT); > > + edma->regs.cerr = edma->membase + ((edma->version == v2) ? > > + EDMA64_CERR : EDMA_CERR); > > + edma->regs.ssrt = edma->membase + ((edma->version == v2) ? > > + EDMA64_SSRT : EDMA_SSRT); > > + edma->regs.cdne = edma->membase + ((edma->version == v2) ? > > + EDMA64_CDNE : EDMA_CDNE); > > + edma->regs.intl = edma->membase + ((edma->version == v2) ? > > + EDMA64_INTL : EDMA_INTR); > > + edma->regs.errl = edma->membase + ((edma->version == v2) ? > > + EDMA64_ERRL : EDMA_ERR); > Following to what I have said to 6/7 you can put the register offsets > into that new struct aswell. > > Sascha Understood your point, but the logic of fsl-edma-common.c is the common functions array provided to be called in fsl-edma.c or mcf-edma.c, not different specific functions in fsl-edma.c or mcf-edma.c. > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-05-27 9:52 UTC|newest] Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-05-27 8:51 [PATCH v2 0/7] add edma2 for i.mx7ulp yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 8:51 ` [PATCH v2 1/7] dmaengine: fsl-edma: add dmamux_nr for next version yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 8:51 ` [PATCH v2 2/7] dmaengine: mcf-edma: update to 'dmamux_nr' yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 8:51 ` [PATCH v2 3/7] dmaengine: fsl-edma-common: move dmamux register to another single function yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 8:51 ` [PATCH v2 4/7] dmaengine: fsl-edma-common: version check for v2 instead yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 9:08 ` Sascha Hauer 2019-05-27 9:08 ` Sascha Hauer 2019-05-27 9:52 ` Robin Gong [this message] 2019-05-27 9:52 ` Robin Gong 2019-05-27 9:52 ` Robin Gong 2019-05-27 8:51 ` [PATCH v2 5/7] dt-bindings: dma: fsl-edma: add new i.mx7ulp-edma yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 8:51 ` [PATCH v2 6/7] dmaengine: fsl-edma: add i.mx7ulp edma2 version support yibin.gong 2019-05-27 8:51 ` yibin.gong 2019-05-27 9:05 ` Sascha Hauer 2019-05-27 9:05 ` Sascha Hauer 2019-05-27 10:04 ` Robin Gong 2019-05-27 10:04 ` Robin Gong 2019-05-27 10:04 ` Robin Gong 2019-05-27 10:10 ` Vinod Koul 2019-05-27 10:10 ` Vinod Koul 2019-05-27 8:51 ` [PATCH v2 7/7] ARM: dts: imx7ulp: add edma device node yibin.gong 2019-05-27 8:51 ` yibin.gong
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