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 06/18] dmaengine: ti: k3-udma: Add support for second resource range from sysfw Date: Wed, 30 Sep 2020 12:14:00 +0300 [thread overview] Message-ID: <20200930091412.8020-7-peter.ujfalusi@ti.com> (raw) In-Reply-To: <20200930091412.8020-1-peter.ujfalusi@ti.com> Resource allocation via sysfw can use up to two ranges per resource subtype to support more complex resource assignment, mainly for DMA channels. Take the second range also into consideration when setting up the maps for available resources. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- drivers/dma/ti/k3-udma.c | 55 ++++++++++++++++++++++------------------ 1 file changed, 31 insertions(+), 24 deletions(-) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 3f798993a8b1..1ae5d09e2059 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -3179,12 +3179,22 @@ static int udma_get_mmrs(struct platform_device *pdev, struct udma_dev *ud) return 0; } +static void udma_mark_resource_ranges(struct udma_dev *ud, unsigned long *map, + struct ti_sci_resource_desc *rm_desc, + char *name) +{ + bitmap_clear(map, rm_desc->start, rm_desc->num); + bitmap_clear(map, rm_desc->start_sec, rm_desc->num_sec); + dev_dbg(ud->dev, "ti_sci resource range for %s: %d:%d | %d:%d\n", name, + rm_desc->start, rm_desc->num, rm_desc->start_sec, + rm_desc->num_sec); +} + static int udma_setup_resources(struct udma_dev *ud) { struct device *dev = ud->dev; int ch_count, ret, i, j; u32 cap2, cap3; - struct ti_sci_resource_desc *rm_desc; struct ti_sci_resource *rm_res, irq_res; struct udma_tisci_rm *tisci_rm = &ud->tisci_rm; static const char * const range_names[] = { "ti,sci-rm-range-tchan", @@ -3270,13 +3280,9 @@ static int udma_setup_resources(struct udma_dev *ud) bitmap_zero(ud->tchan_map, ud->tchan_cnt); } else { bitmap_fill(ud->tchan_map, ud->tchan_cnt); - for (i = 0; i < rm_res->sets; i++) { - rm_desc = &rm_res->desc[i]; - bitmap_clear(ud->tchan_map, rm_desc->start, - rm_desc->num); - dev_dbg(dev, "ti-sci-res: tchan: %d:%d\n", - rm_desc->start, rm_desc->num); - } + for (i = 0; i < rm_res->sets; i++) + udma_mark_resource_ranges(ud, ud->tchan_map, + &rm_res->desc[i], "tchan"); } irq_res.sets = rm_res->sets; @@ -3286,13 +3292,9 @@ static int udma_setup_resources(struct udma_dev *ud) bitmap_zero(ud->rchan_map, ud->rchan_cnt); } else { bitmap_fill(ud->rchan_map, ud->rchan_cnt); - for (i = 0; i < rm_res->sets; i++) { - rm_desc = &rm_res->desc[i]; - bitmap_clear(ud->rchan_map, rm_desc->start, - rm_desc->num); - dev_dbg(dev, "ti-sci-res: rchan: %d:%d\n", - rm_desc->start, rm_desc->num); - } + for (i = 0; i < rm_res->sets; i++) + udma_mark_resource_ranges(ud, ud->rchan_map, + &rm_res->desc[i], "rchan"); } irq_res.sets += rm_res->sets; @@ -3301,12 +3303,21 @@ static int udma_setup_resources(struct udma_dev *ud) for (i = 0; i < rm_res->sets; i++) { irq_res.desc[i].start = rm_res->desc[i].start; irq_res.desc[i].num = rm_res->desc[i].num; + irq_res.desc[i].start_sec = rm_res->desc[i].start_sec; + irq_res.desc[i].num_sec = rm_res->desc[i].num_sec; } rm_res = tisci_rm->rm_ranges[RM_RANGE_RCHAN]; for (j = 0; j < rm_res->sets; j++, i++) { - irq_res.desc[i].start = rm_res->desc[j].start + + if (rm_res->desc[j].num) { + irq_res.desc[i].start = rm_res->desc[j].start + ud->soc_data->rchan_oes_offset; - irq_res.desc[i].num = rm_res->desc[j].num; + irq_res.desc[i].num = rm_res->desc[j].num; + } + if (rm_res->desc[j].num_sec) { + irq_res.desc[i].start_sec = rm_res->desc[j].start_sec + + ud->soc_data->rchan_oes_offset; + irq_res.desc[i].num_sec = rm_res->desc[j].num_sec; + } } ret = ti_sci_inta_msi_domain_alloc_irqs(ud->dev, &irq_res); kfree(irq_res.desc); @@ -3322,13 +3333,9 @@ static int udma_setup_resources(struct udma_dev *ud) bitmap_clear(ud->rflow_gp_map, ud->rchan_cnt, ud->rflow_cnt - ud->rchan_cnt); } else { - for (i = 0; i < rm_res->sets; i++) { - rm_desc = &rm_res->desc[i]; - bitmap_clear(ud->rflow_gp_map, rm_desc->start, - rm_desc->num); - dev_dbg(dev, "ti-sci-res: rflow: %d:%d\n", - rm_desc->start, rm_desc->num); - } + for (i = 0; i < rm_res->sets; i++) + udma_mark_resource_ranges(ud, ud->rflow_gp_map, + &rm_res->desc[i], "gp-rflow"); } ch_count -= bitmap_weight(ud->tchan_map, ud->tchan_cnt); -- 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 06/18] dmaengine: ti: k3-udma: Add support for second resource range from sysfw Date: Wed, 30 Sep 2020 12:14:00 +0300 [thread overview] Message-ID: <20200930091412.8020-7-peter.ujfalusi@ti.com> (raw) In-Reply-To: <20200930091412.8020-1-peter.ujfalusi@ti.com> Resource allocation via sysfw can use up to two ranges per resource subtype to support more complex resource assignment, mainly for DMA channels. Take the second range also into consideration when setting up the maps for available resources. Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com> --- drivers/dma/ti/k3-udma.c | 55 ++++++++++++++++++++++------------------ 1 file changed, 31 insertions(+), 24 deletions(-) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 3f798993a8b1..1ae5d09e2059 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -3179,12 +3179,22 @@ static int udma_get_mmrs(struct platform_device *pdev, struct udma_dev *ud) return 0; } +static void udma_mark_resource_ranges(struct udma_dev *ud, unsigned long *map, + struct ti_sci_resource_desc *rm_desc, + char *name) +{ + bitmap_clear(map, rm_desc->start, rm_desc->num); + bitmap_clear(map, rm_desc->start_sec, rm_desc->num_sec); + dev_dbg(ud->dev, "ti_sci resource range for %s: %d:%d | %d:%d\n", name, + rm_desc->start, rm_desc->num, rm_desc->start_sec, + rm_desc->num_sec); +} + static int udma_setup_resources(struct udma_dev *ud) { struct device *dev = ud->dev; int ch_count, ret, i, j; u32 cap2, cap3; - struct ti_sci_resource_desc *rm_desc; struct ti_sci_resource *rm_res, irq_res; struct udma_tisci_rm *tisci_rm = &ud->tisci_rm; static const char * const range_names[] = { "ti,sci-rm-range-tchan", @@ -3270,13 +3280,9 @@ static int udma_setup_resources(struct udma_dev *ud) bitmap_zero(ud->tchan_map, ud->tchan_cnt); } else { bitmap_fill(ud->tchan_map, ud->tchan_cnt); - for (i = 0; i < rm_res->sets; i++) { - rm_desc = &rm_res->desc[i]; - bitmap_clear(ud->tchan_map, rm_desc->start, - rm_desc->num); - dev_dbg(dev, "ti-sci-res: tchan: %d:%d\n", - rm_desc->start, rm_desc->num); - } + for (i = 0; i < rm_res->sets; i++) + udma_mark_resource_ranges(ud, ud->tchan_map, + &rm_res->desc[i], "tchan"); } irq_res.sets = rm_res->sets; @@ -3286,13 +3292,9 @@ static int udma_setup_resources(struct udma_dev *ud) bitmap_zero(ud->rchan_map, ud->rchan_cnt); } else { bitmap_fill(ud->rchan_map, ud->rchan_cnt); - for (i = 0; i < rm_res->sets; i++) { - rm_desc = &rm_res->desc[i]; - bitmap_clear(ud->rchan_map, rm_desc->start, - rm_desc->num); - dev_dbg(dev, "ti-sci-res: rchan: %d:%d\n", - rm_desc->start, rm_desc->num); - } + for (i = 0; i < rm_res->sets; i++) + udma_mark_resource_ranges(ud, ud->rchan_map, + &rm_res->desc[i], "rchan"); } irq_res.sets += rm_res->sets; @@ -3301,12 +3303,21 @@ static int udma_setup_resources(struct udma_dev *ud) for (i = 0; i < rm_res->sets; i++) { irq_res.desc[i].start = rm_res->desc[i].start; irq_res.desc[i].num = rm_res->desc[i].num; + irq_res.desc[i].start_sec = rm_res->desc[i].start_sec; + irq_res.desc[i].num_sec = rm_res->desc[i].num_sec; } rm_res = tisci_rm->rm_ranges[RM_RANGE_RCHAN]; for (j = 0; j < rm_res->sets; j++, i++) { - irq_res.desc[i].start = rm_res->desc[j].start + + if (rm_res->desc[j].num) { + irq_res.desc[i].start = rm_res->desc[j].start + ud->soc_data->rchan_oes_offset; - irq_res.desc[i].num = rm_res->desc[j].num; + irq_res.desc[i].num = rm_res->desc[j].num; + } + if (rm_res->desc[j].num_sec) { + irq_res.desc[i].start_sec = rm_res->desc[j].start_sec + + ud->soc_data->rchan_oes_offset; + irq_res.desc[i].num_sec = rm_res->desc[j].num_sec; + } } ret = ti_sci_inta_msi_domain_alloc_irqs(ud->dev, &irq_res); kfree(irq_res.desc); @@ -3322,13 +3333,9 @@ static int udma_setup_resources(struct udma_dev *ud) bitmap_clear(ud->rflow_gp_map, ud->rchan_cnt, ud->rflow_cnt - ud->rchan_cnt); } else { - for (i = 0; i < rm_res->sets; i++) { - rm_desc = &rm_res->desc[i]; - bitmap_clear(ud->rflow_gp_map, rm_desc->start, - rm_desc->num); - dev_dbg(dev, "ti-sci-res: rflow: %d:%d\n", - rm_desc->start, rm_desc->num); - } + for (i = 0; i < rm_res->sets; i++) + udma_mark_resource_ranges(ud, ud->rflow_gp_map, + &rm_res->desc[i], "gp-rflow"); } ch_count -= bitmap_weight(ud->tchan_map, ud->tchan_cnt); -- 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 ` Peter Ujfalusi [this message] 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 ` [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 ` [PATCH 11/18] dmaengine: ti: k3-psil: Extend psil_endpoint_config " Peter Ujfalusi 2020-09-30 9:14 ` 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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