From: Peter Ujfalusi <peter.ujfalusi@ti.com> To: <vkoul@kernel.org>, <nm@ti.com>, <ssantosh@kernel.org>, <robh+dt@kernel.org>, <vigneshr@ti.com> Cc: <dan.j.williams@intel.com>, <t-kristo@ti.com>, <lokeshvutla@ti.com>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>, <dmaengine@vger.kernel.org> Subject: [PATCH 11/18] dmaengine: ti: k3-psil: Extend psil_endpoint_config for K3 PKTDMA Date: Wed, 30 Sep 2020 12:14:05 +0300 [thread overview] Message-ID: <20200930091412.8020-12-peter.ujfalusi@ti.com> (raw) In-Reply-To: <20200930091412.8020-1-peter.ujfalusi@ti.com> Additional fields needed for K3 PKTDMA to be able to handle the mapped channels (channels are locked to handle specific threads) and flow ranges for these mapped threads. PKTDMA also introduces tflow for tx channels which can not be found in K3 UDMA architecture. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- include/linux/dma/k3-psil.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/linux/dma/k3-psil.h b/include/linux/dma/k3-psil.h index 1962f75fa2d3..36e22c5a0f29 100644 --- a/include/linux/dma/k3-psil.h +++ b/include/linux/dma/k3-psil.h @@ -50,6 +50,15 @@ enum psil_endpoint_type { * @channel_tpl: Desired throughput level for the channel * @pdma_acc32: ACC32 must be enabled on the PDMA side * @pdma_burst: BURST must be enabled on the PDMA side + * @mapped_channel_id: PKTDMA thread to channel mapping for mapped channels. + * The thread must be serviced by the specified channel if + * mapped_channel_id is >= 0 in case of PKTDMA + * @flow_start: PKDMA flow range start of mapped channel. Unmapped + * channels use flow_id == chan_id + * @flow_num: PKDMA flow count of mapped channel. Unmapped channels + * use flow_id == chan_id + * @default_flow_id: PKDMA default (r)flow index of mapped channel. + * Must be within the flow range of the mapped channel. */ struct psil_endpoint_config { enum psil_endpoint_type ep_type; @@ -63,6 +72,13 @@ struct psil_endpoint_config { /* PDMA properties, valid for PSIL_EP_PDMA_* */ unsigned pdma_acc32:1; unsigned pdma_burst:1; + + /* PKDMA mapped channel */ + int mapped_channel_id; + /* PKTDMA tflow and rflow ranges for mapped channel */ + u16 flow_start; + u16 flow_num; + u16 default_flow_id; }; int psil_set_new_ep_config(struct device *dev, const char *name, -- Peter Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki
WARNING: multiple messages have this Message-ID (diff)
From: Peter Ujfalusi <peter.ujfalusi@ti.com> To: <vkoul@kernel.org>, <nm@ti.com>, <ssantosh@kernel.org>, <robh+dt@kernel.org>, <vigneshr@ti.com> Cc: devicetree@vger.kernel.org, lokeshvutla@ti.com, linux-kernel@vger.kernel.org, t-kristo@ti.com, dmaengine@vger.kernel.org, dan.j.williams@intel.com, linux-arm-kernel@lists.infradead.org Subject: [PATCH 11/18] dmaengine: ti: k3-psil: Extend psil_endpoint_config for K3 PKTDMA Date: Wed, 30 Sep 2020 12:14:05 +0300 [thread overview] Message-ID: <20200930091412.8020-12-peter.ujfalusi@ti.com> (raw) In-Reply-To: <20200930091412.8020-1-peter.ujfalusi@ti.com> Additional fields needed for K3 PKTDMA to be able to handle the mapped channels (channels are locked to handle specific threads) and flow ranges for these mapped threads. PKTDMA also introduces tflow for tx channels which can not be found in K3 UDMA architecture. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- include/linux/dma/k3-psil.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/include/linux/dma/k3-psil.h b/include/linux/dma/k3-psil.h index 1962f75fa2d3..36e22c5a0f29 100644 --- a/include/linux/dma/k3-psil.h +++ b/include/linux/dma/k3-psil.h @@ -50,6 +50,15 @@ enum psil_endpoint_type { * @channel_tpl: Desired throughput level for the channel * @pdma_acc32: ACC32 must be enabled on the PDMA side * @pdma_burst: BURST must be enabled on the PDMA side + * @mapped_channel_id: PKTDMA thread to channel mapping for mapped channels. + * The thread must be serviced by the specified channel if + * mapped_channel_id is >= 0 in case of PKTDMA + * @flow_start: PKDMA flow range start of mapped channel. Unmapped + * channels use flow_id == chan_id + * @flow_num: PKDMA flow count of mapped channel. Unmapped channels + * use flow_id == chan_id + * @default_flow_id: PKDMA default (r)flow index of mapped channel. + * Must be within the flow range of the mapped channel. */ struct psil_endpoint_config { enum psil_endpoint_type ep_type; @@ -63,6 +72,13 @@ struct psil_endpoint_config { /* PDMA properties, valid for PSIL_EP_PDMA_* */ unsigned pdma_acc32:1; unsigned pdma_burst:1; + + /* PKDMA mapped channel */ + int mapped_channel_id; + /* PKTDMA tflow and rflow ranges for mapped channel */ + u16 flow_start; + u16 flow_num; + u16 default_flow_id; }; int psil_set_new_ep_config(struct device *dev, const char *name, -- Peter Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki _______________________________________________ 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:[~2020-09-30 9:15 UTC|newest] Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-09-30 9:13 [PATCH 00/18] dmaengine/soc: k3-udma: Add support for BCDMA and PKTDMA Peter Ujfalusi 2020-09-30 9:13 ` Peter Ujfalusi 2020-09-30 9:13 ` [PATCH 01/18] dmaengine: of-dma: Add support for optional router configuration callback Peter Ujfalusi 2020-09-30 9:13 ` Peter Ujfalusi 2020-10-07 5:44 ` Vinod Koul 2020-10-07 5:44 ` Vinod Koul 2020-10-07 8:08 ` Peter Ujfalusi 2020-10-07 8:08 ` Peter Ujfalusi 2020-10-07 15:55 ` Vinod Koul 2020-10-07 15:55 ` Vinod Koul 2020-10-08 6:41 ` Peter Ujfalusi 2020-10-08 6:41 ` Peter Ujfalusi 2020-10-28 5:55 ` Vinod Koul 2020-10-28 5:55 ` Vinod Koul 2020-10-28 9:56 ` Peter Ujfalusi 2020-10-28 9:56 ` Peter Ujfalusi 2020-11-09 11:45 ` Vinod Koul 2020-11-09 11:45 ` Vinod Koul 2020-11-09 12:09 ` Peter Ujfalusi 2020-11-09 12:09 ` Peter Ujfalusi 2020-11-09 12:23 ` Vinod Koul 2020-11-09 12:23 ` Vinod Koul 2020-11-09 12:36 ` Peter Ujfalusi 2020-11-09 12:36 ` Peter Ujfalusi 2020-09-30 9:13 ` [PATCH 02/18] dmaengine: Add support for per channel coherency handling Peter Ujfalusi 2020-09-30 9:13 ` Peter Ujfalusi 2020-09-30 9:13 ` [PATCH 03/18] dmaengine: doc: client: Update for dmaengine_get_dma_device() usage Peter Ujfalusi 2020-09-30 9:13 ` Peter Ujfalusi 2020-09-30 9:13 ` [PATCH 04/18] dmaengine: dmatest: Use dmaengine_get_dma_device Peter Ujfalusi 2020-09-30 9:13 ` Peter Ujfalusi 2020-09-30 9:13 ` [PATCH 05/18] dmaengine: ti: k3-udma: Wait for peer teardown completion if supported Peter Ujfalusi 2020-09-30 9:13 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 06/18] dmaengine: ti: k3-udma: Add support for second resource range from sysfw Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 07/18] dmaengine: ti: k3-udma-glue: Add function to get device pointer for DMA API Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-10-07 6:53 ` Vinod Koul 2020-10-07 6:53 ` Vinod Koul 2020-10-07 8:22 ` Peter Ujfalusi 2020-10-07 8:22 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 08/18] dmaengine: ti: k3-udma-glue: Configure the dma_dev for rings Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 09/18] dt-bindings: dma: ti: Add document for K3 BCDMA Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-10-01 6:49 ` Peter Ujfalusi 2020-10-01 6:49 ` Peter Ujfalusi 2020-10-06 19:23 ` Rob Herring 2020-10-06 19:23 ` Rob Herring 2020-10-06 19:29 ` Rob Herring 2020-10-06 19:29 ` Rob Herring 2020-10-07 9:09 ` Peter Ujfalusi 2020-10-07 9:09 ` Peter Ujfalusi 2020-10-07 15:46 ` Rob Herring 2020-10-07 15:46 ` Rob Herring 2020-10-08 8:40 ` Peter Ujfalusi 2020-10-08 8:40 ` Peter Ujfalusi 2020-10-08 19:15 ` Rob Herring 2020-10-08 19:15 ` Rob Herring 2020-10-09 8:06 ` Peter Ujfalusi 2020-10-09 8:06 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 10/18] dt-bindings: dma: ti: Add document for K3 PKTDMA Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi [this message] 2020-09-30 9:14 ` [PATCH 11/18] dmaengine: ti: k3-psil: Extend psil_endpoint_config " Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 12/18] dmaengine: ti: k3-psil: Add initial map for AM64 Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 13/18] dmaengine: ti: Add support for k3 event routers Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 14/18] soc: ti: k3-ringacc: add AM64 DMA rings support Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 15/18] dmaengine: ti: k3-udma: Initial support for K3 BCDMA Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 16/18] dmaengine: ti: k3-udma: Add support for BCDMA channel TPL handling Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 17/18] dmaengine: ti: k3-udma: Initial support for K3 PKTDMA Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 9:14 ` [PATCH 18/18] dmaengine: ti: k3-udma-glue: Add " Peter Ujfalusi 2020-09-30 9:14 ` Peter Ujfalusi 2020-09-30 10:17 ` [PATCH 00/18] dmaengine/soc: k3-udma: Add support for BCDMA and PKTDMA Peter Ujfalusi 2020-09-30 10:17 ` Peter Ujfalusi
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