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Message-ID: <fd4e4c42-5b75-10fd-e9f1-4c0ca0f21de1@gmail.com>
Date: Tue, 14 Mar 2023 21:57:07 +0200
From: Péter Ujfalusi <peter.ujfalusi@...il.com>
To: Jayesh Choudhary <j-choudhary@...com>, vkoul@...nel.org
Cc: a-nandan@...com, hnagalla@...com, s-vadapalli@...com,
vigneshr@...com, vaishnav.a@...com, linux-kernel@...r.kernel.org,
dmaengine@...r.kernel.org
Subject: Re: [PATCH] dmaengine: ti: k3-psil: Add PSI-L thread support for
J784s4
On 08/03/2023 22:15, Jayesh Choudhary wrote:
> From: Apurva Nandan <a-nandan@...com>
>
> Add psil thread IDs for J784s4 and include J784s4 in the set of
> "k3_soc_devices" in k3-psil.c.
Acked-by: Peter Ujfalusi <peter.ujfalusi@...il.com>
>
> Signed-off-by: Apurva Nandan <a-nandan@...com>
> Signed-off-by: Hari Nagalla <hnagalla@...com>
> Signed-off-by: Siddharth Vadapalli <s-vadapalli@...com>
> Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
> [vaishnav.a@...com: add MCSPI-TX and 3rd CSI2RX instance entries]
> Signed-off-by: Vaishnav Achath <vaishnav.a@...com>
> [j-choudhary@...com: add sa2ul entries, minor cleanups]
> Signed-off-by: Jayesh Choudhary <j-choudhary@...com>
> ---
> drivers/dma/ti/Makefile | 3 +-
> drivers/dma/ti/k3-psil-j784s4.c | 354 ++++++++++++++++++++++++++++++++
> drivers/dma/ti/k3-psil-priv.h | 1 +
> drivers/dma/ti/k3-psil.c | 1 +
> drivers/dma/ti/k3-udma.c | 1 +
> 5 files changed, 359 insertions(+), 1 deletion(-)
> create mode 100644 drivers/dma/ti/k3-psil-j784s4.c
>
> diff --git a/drivers/dma/ti/Makefile b/drivers/dma/ti/Makefile
> index bd1e07fda559..acc950bf609c 100644
> --- a/drivers/dma/ti/Makefile
> +++ b/drivers/dma/ti/Makefile
> @@ -11,6 +11,7 @@ k3-psil-lib-objs := k3-psil.o \
> k3-psil-am64.o \
> k3-psil-j721s2.o \
> k3-psil-am62.o \
> - k3-psil-am62a.o
> + k3-psil-am62a.o \
> + k3-psil-j784s4.o
> obj-$(CONFIG_TI_K3_PSIL) += k3-psil-lib.o
> obj-$(CONFIG_TI_DMA_CROSSBAR) += dma-crossbar.o
> diff --git a/drivers/dma/ti/k3-psil-j784s4.c b/drivers/dma/ti/k3-psil-j784s4.c
> new file mode 100644
> index 000000000000..12bfa2478f92
> --- /dev/null
> +++ b/drivers/dma/ti/k3-psil-j784s4.c
> @@ -0,0 +1,354 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2021 Texas Instruments Incorporated - https://www.ti.com
> + */
> +
> +#include <linux/kernel.h>
> +
> +#include "k3-psil-priv.h"
> +
> +#define PSIL_PDMA_XY_TR(x) \
> + { \
> + .thread_id = x, \
> + .ep_config = { \
> + .ep_type = PSIL_EP_PDMA_XY, \
> + }, \
> + }
> +
> +#define PSIL_PDMA_XY_PKT(x) \
> + { \
> + .thread_id = x, \
> + .ep_config = { \
> + .ep_type = PSIL_EP_PDMA_XY, \
> + .pkt_mode = 1, \
> + }, \
> + }
> +
> +#define PSIL_PDMA_MCASP(x) \
> + { \
> + .thread_id = x, \
> + .ep_config = { \
> + .ep_type = PSIL_EP_PDMA_XY, \
> + .pdma_acc32 = 1, \
> + .pdma_burst = 1, \
> + }, \
> + }
> +
> +#define PSIL_ETHERNET(x) \
> + { \
> + .thread_id = x, \
> + .ep_config = { \
> + .ep_type = PSIL_EP_NATIVE, \
> + .pkt_mode = 1, \
> + .needs_epib = 1, \
> + .psd_size = 16, \
> + }, \
> + }
> +
> +#define PSIL_SA2UL(x, tx) \
> + { \
> + .thread_id = x, \
> + .ep_config = { \
> + .ep_type = PSIL_EP_NATIVE, \
> + .pkt_mode = 1, \
> + .needs_epib = 1, \
> + .psd_size = 64, \
> + .notdpkt = tx, \
> + }, \
> + }
> +
> +#define PSIL_CSI2RX(x) \
> + { \
> + .thread_id = x, \
> + .ep_config = { \
> + .ep_type = PSIL_EP_NATIVE, \
> + }, \
> + }
> +
> +/* PSI-L source thread IDs, used for RX (DMA_DEV_TO_MEM) */
> +static struct psil_ep j784s4_src_ep_map[] = {
> + /* PDMA_MCASP - McASP0-4 */
> + PSIL_PDMA_MCASP(0x4400),
> + PSIL_PDMA_MCASP(0x4401),
> + PSIL_PDMA_MCASP(0x4402),
> + PSIL_PDMA_MCASP(0x4403),
> + PSIL_PDMA_MCASP(0x4404),
> + /* PDMA_SPI_G0 - SPI0-3 */
> + PSIL_PDMA_XY_PKT(0x4600),
> + PSIL_PDMA_XY_PKT(0x4601),
> + PSIL_PDMA_XY_PKT(0x4602),
> + PSIL_PDMA_XY_PKT(0x4603),
> + PSIL_PDMA_XY_PKT(0x4604),
> + PSIL_PDMA_XY_PKT(0x4605),
> + PSIL_PDMA_XY_PKT(0x4606),
> + PSIL_PDMA_XY_PKT(0x4607),
> + PSIL_PDMA_XY_PKT(0x4608),
> + PSIL_PDMA_XY_PKT(0x4609),
> + PSIL_PDMA_XY_PKT(0x460a),
> + PSIL_PDMA_XY_PKT(0x460b),
> + PSIL_PDMA_XY_PKT(0x460c),
> + PSIL_PDMA_XY_PKT(0x460d),
> + PSIL_PDMA_XY_PKT(0x460e),
> + PSIL_PDMA_XY_PKT(0x460f),
> + /* PDMA_SPI_G1 - SPI4-7 */
> + PSIL_PDMA_XY_PKT(0x4620),
> + PSIL_PDMA_XY_PKT(0x4621),
> + PSIL_PDMA_XY_PKT(0x4622),
> + PSIL_PDMA_XY_PKT(0x4623),
> + PSIL_PDMA_XY_PKT(0x4624),
> + PSIL_PDMA_XY_PKT(0x4625),
> + PSIL_PDMA_XY_PKT(0x4626),
> + PSIL_PDMA_XY_PKT(0x4627),
> + PSIL_PDMA_XY_PKT(0x4628),
> + PSIL_PDMA_XY_PKT(0x4629),
> + PSIL_PDMA_XY_PKT(0x462a),
> + PSIL_PDMA_XY_PKT(0x462b),
> + PSIL_PDMA_XY_PKT(0x462c),
> + PSIL_PDMA_XY_PKT(0x462d),
> + PSIL_PDMA_XY_PKT(0x462e),
> + PSIL_PDMA_XY_PKT(0x462f),
> + /* MAIN_CPSW2G */
> + PSIL_ETHERNET(0x4640),
> + /* PDMA_USART_G0 - UART0-1 */
> + PSIL_PDMA_XY_PKT(0x4700),
> + PSIL_PDMA_XY_PKT(0x4701),
> + /* PDMA_USART_G1 - UART2-3 */
> + PSIL_PDMA_XY_PKT(0x4702),
> + PSIL_PDMA_XY_PKT(0x4703),
> + /* PDMA_USART_G2 - UART4-9 */
> + PSIL_PDMA_XY_PKT(0x4704),
> + PSIL_PDMA_XY_PKT(0x4705),
> + PSIL_PDMA_XY_PKT(0x4706),
> + PSIL_PDMA_XY_PKT(0x4707),
> + PSIL_PDMA_XY_PKT(0x4708),
> + PSIL_PDMA_XY_PKT(0x4709),
> + /* CSI2RX */
> + PSIL_CSI2RX(0x4900),
> + PSIL_CSI2RX(0x4901),
> + PSIL_CSI2RX(0x4902),
> + PSIL_CSI2RX(0x4903),
> + PSIL_CSI2RX(0x4940),
> + PSIL_CSI2RX(0x4941),
> + PSIL_CSI2RX(0x4942),
> + PSIL_CSI2RX(0x4943),
> + PSIL_CSI2RX(0x4944),
> + PSIL_CSI2RX(0x4945),
> + PSIL_CSI2RX(0x4946),
> + PSIL_CSI2RX(0x4947),
> + PSIL_CSI2RX(0x4948),
> + PSIL_CSI2RX(0x4949),
> + PSIL_CSI2RX(0x494a),
> + PSIL_CSI2RX(0x494b),
> + PSIL_CSI2RX(0x494c),
> + PSIL_CSI2RX(0x494d),
> + PSIL_CSI2RX(0x494e),
> + PSIL_CSI2RX(0x494f),
> + PSIL_CSI2RX(0x4950),
> + PSIL_CSI2RX(0x4951),
> + PSIL_CSI2RX(0x4952),
> + PSIL_CSI2RX(0x4953),
> + PSIL_CSI2RX(0x4954),
> + PSIL_CSI2RX(0x4955),
> + PSIL_CSI2RX(0x4956),
> + PSIL_CSI2RX(0x4957),
> + PSIL_CSI2RX(0x4958),
> + PSIL_CSI2RX(0x4959),
> + PSIL_CSI2RX(0x495a),
> + PSIL_CSI2RX(0x495b),
> + PSIL_CSI2RX(0x495c),
> + PSIL_CSI2RX(0x495d),
> + PSIL_CSI2RX(0x495e),
> + PSIL_CSI2RX(0x495f),
> + PSIL_CSI2RX(0x4960),
> + PSIL_CSI2RX(0x4961),
> + PSIL_CSI2RX(0x4962),
> + PSIL_CSI2RX(0x4963),
> + PSIL_CSI2RX(0x4964),
> + PSIL_CSI2RX(0x4965),
> + PSIL_CSI2RX(0x4966),
> + PSIL_CSI2RX(0x4967),
> + PSIL_CSI2RX(0x4968),
> + PSIL_CSI2RX(0x4969),
> + PSIL_CSI2RX(0x496a),
> + PSIL_CSI2RX(0x496b),
> + PSIL_CSI2RX(0x496c),
> + PSIL_CSI2RX(0x496d),
> + PSIL_CSI2RX(0x496e),
> + PSIL_CSI2RX(0x496f),
> + PSIL_CSI2RX(0x4970),
> + PSIL_CSI2RX(0x4971),
> + PSIL_CSI2RX(0x4972),
> + PSIL_CSI2RX(0x4973),
> + PSIL_CSI2RX(0x4974),
> + PSIL_CSI2RX(0x4975),
> + PSIL_CSI2RX(0x4976),
> + PSIL_CSI2RX(0x4977),
> + PSIL_CSI2RX(0x4978),
> + PSIL_CSI2RX(0x4979),
> + PSIL_CSI2RX(0x497a),
> + PSIL_CSI2RX(0x497b),
> + PSIL_CSI2RX(0x497c),
> + PSIL_CSI2RX(0x497d),
> + PSIL_CSI2RX(0x497e),
> + PSIL_CSI2RX(0x497f),
> + PSIL_CSI2RX(0x4980),
> + PSIL_CSI2RX(0x4981),
> + PSIL_CSI2RX(0x4982),
> + PSIL_CSI2RX(0x4983),
> + PSIL_CSI2RX(0x4984),
> + PSIL_CSI2RX(0x4985),
> + PSIL_CSI2RX(0x4986),
> + PSIL_CSI2RX(0x4987),
> + PSIL_CSI2RX(0x4988),
> + PSIL_CSI2RX(0x4989),
> + PSIL_CSI2RX(0x498a),
> + PSIL_CSI2RX(0x498b),
> + PSIL_CSI2RX(0x498c),
> + PSIL_CSI2RX(0x498d),
> + PSIL_CSI2RX(0x498e),
> + PSIL_CSI2RX(0x498f),
> + PSIL_CSI2RX(0x4990),
> + PSIL_CSI2RX(0x4991),
> + PSIL_CSI2RX(0x4992),
> + PSIL_CSI2RX(0x4993),
> + PSIL_CSI2RX(0x4994),
> + PSIL_CSI2RX(0x4995),
> + PSIL_CSI2RX(0x4996),
> + PSIL_CSI2RX(0x4997),
> + PSIL_CSI2RX(0x4998),
> + PSIL_CSI2RX(0x4999),
> + PSIL_CSI2RX(0x499a),
> + PSIL_CSI2RX(0x499b),
> + PSIL_CSI2RX(0x499c),
> + PSIL_CSI2RX(0x499d),
> + PSIL_CSI2RX(0x499e),
> + PSIL_CSI2RX(0x499f),
> + /* MAIN_CPSW9G */
> + PSIL_ETHERNET(0x4a00),
> + /* MAIN-SA2UL */
> + PSIL_SA2UL(0x4a40, 0),
> + PSIL_SA2UL(0x4a41, 0),
> + PSIL_SA2UL(0x4a42, 0),
> + PSIL_SA2UL(0x4a43, 0),
> + /* MCU_CPSW0 */
> + PSIL_ETHERNET(0x7000),
> + /* MCU_PDMA0 (MCU_PDMA_MISC_G0) - SPI0 */
> + PSIL_PDMA_XY_PKT(0x7100),
> + PSIL_PDMA_XY_PKT(0x7101),
> + PSIL_PDMA_XY_PKT(0x7102),
> + PSIL_PDMA_XY_PKT(0x7103),
> + /* MCU_PDMA1 (MCU_PDMA_MISC_G1) - SPI1-2 */
> + PSIL_PDMA_XY_PKT(0x7200),
> + PSIL_PDMA_XY_PKT(0x7201),
> + PSIL_PDMA_XY_PKT(0x7202),
> + PSIL_PDMA_XY_PKT(0x7203),
> + PSIL_PDMA_XY_PKT(0x7204),
> + PSIL_PDMA_XY_PKT(0x7205),
> + PSIL_PDMA_XY_PKT(0x7206),
> + PSIL_PDMA_XY_PKT(0x7207),
> + /* MCU_PDMA2 (MCU_PDMA_MISC_G2) - UART0 */
> + PSIL_PDMA_XY_PKT(0x7300),
> + /* MCU_PDMA_ADC - ADC0-1 */
> + PSIL_PDMA_XY_TR(0x7400),
> + PSIL_PDMA_XY_TR(0x7401),
> + PSIL_PDMA_XY_TR(0x7402),
> + PSIL_PDMA_XY_TR(0x7403),
> + /* MCU_SA2UL */
> + PSIL_SA2UL(0x7500, 0),
> + PSIL_SA2UL(0x7501, 0),
> + PSIL_SA2UL(0x7502, 0),
> + PSIL_SA2UL(0x7503, 0),
> +};
> +
> +/* PSI-L destination thread IDs, used for TX (DMA_MEM_TO_DEV) */
> +static struct psil_ep j784s4_dst_ep_map[] = {
> + /* MAIN_CPSW2G */
> + PSIL_ETHERNET(0xc640),
> + PSIL_ETHERNET(0xc641),
> + PSIL_ETHERNET(0xc642),
> + PSIL_ETHERNET(0xc643),
> + PSIL_ETHERNET(0xc644),
> + PSIL_ETHERNET(0xc645),
> + PSIL_ETHERNET(0xc646),
> + PSIL_ETHERNET(0xc647),
> + /* MAIN_CPSW9G */
> + PSIL_ETHERNET(0xca00),
> + PSIL_ETHERNET(0xca01),
> + PSIL_ETHERNET(0xca02),
> + PSIL_ETHERNET(0xca03),
> + PSIL_ETHERNET(0xca04),
> + PSIL_ETHERNET(0xca05),
> + PSIL_ETHERNET(0xca06),
> + PSIL_ETHERNET(0xca07),
> + /* MAIN-SA2UL */
> + PSIL_SA2UL(0xca40, 1),
> + PSIL_SA2UL(0xca41, 1),
> + /* PDMA_SPI_G0 - SPI0-3 */
> + PSIL_PDMA_XY_PKT(0xc600),
> + PSIL_PDMA_XY_PKT(0xc601),
> + PSIL_PDMA_XY_PKT(0xc602),
> + PSIL_PDMA_XY_PKT(0xc603),
> + PSIL_PDMA_XY_PKT(0xc604),
> + PSIL_PDMA_XY_PKT(0xc605),
> + PSIL_PDMA_XY_PKT(0xc606),
> + PSIL_PDMA_XY_PKT(0xc607),
> + PSIL_PDMA_XY_PKT(0xc608),
> + PSIL_PDMA_XY_PKT(0xc609),
> + PSIL_PDMA_XY_PKT(0xc60a),
> + PSIL_PDMA_XY_PKT(0xc60b),
> + PSIL_PDMA_XY_PKT(0xc60c),
> + PSIL_PDMA_XY_PKT(0xc60d),
> + PSIL_PDMA_XY_PKT(0xc60e),
> + PSIL_PDMA_XY_PKT(0xc60f),
> + /* PDMA_SPI_G1 - SPI4-7 */
> + PSIL_PDMA_XY_PKT(0xc620),
> + PSIL_PDMA_XY_PKT(0xc621),
> + PSIL_PDMA_XY_PKT(0xc622),
> + PSIL_PDMA_XY_PKT(0xc623),
> + PSIL_PDMA_XY_PKT(0xc624),
> + PSIL_PDMA_XY_PKT(0xc625),
> + PSIL_PDMA_XY_PKT(0xc626),
> + PSIL_PDMA_XY_PKT(0xc627),
> + PSIL_PDMA_XY_PKT(0xc628),
> + PSIL_PDMA_XY_PKT(0xc629),
> + PSIL_PDMA_XY_PKT(0xc62a),
> + PSIL_PDMA_XY_PKT(0xc62b),
> + PSIL_PDMA_XY_PKT(0xc62c),
> + PSIL_PDMA_XY_PKT(0xc62d),
> + PSIL_PDMA_XY_PKT(0xc62e),
> + PSIL_PDMA_XY_PKT(0xc62f),
> + /* MCU_CPSW0 */
> + PSIL_ETHERNET(0xf000),
> + PSIL_ETHERNET(0xf001),
> + PSIL_ETHERNET(0xf002),
> + PSIL_ETHERNET(0xf003),
> + PSIL_ETHERNET(0xf004),
> + PSIL_ETHERNET(0xf005),
> + PSIL_ETHERNET(0xf006),
> + PSIL_ETHERNET(0xf007),
> + /* MCU_PDMA_MISC_G0 - SPI0 */
> + PSIL_PDMA_XY_PKT(0xf100),
> + PSIL_PDMA_XY_PKT(0xf101),
> + PSIL_PDMA_XY_PKT(0xf102),
> + PSIL_PDMA_XY_PKT(0xf103),
> + /* MCU_PDMA_MISC_G1 - SPI1-2 */
> + PSIL_PDMA_XY_PKT(0xf200),
> + PSIL_PDMA_XY_PKT(0xf201),
> + PSIL_PDMA_XY_PKT(0xf202),
> + PSIL_PDMA_XY_PKT(0xf203),
> + PSIL_PDMA_XY_PKT(0xf204),
> + PSIL_PDMA_XY_PKT(0xf205),
> + PSIL_PDMA_XY_PKT(0xf206),
> + PSIL_PDMA_XY_PKT(0xf207),
> + /* MCU_SA2UL */
> + PSIL_SA2UL(0xf500, 1),
> + PSIL_SA2UL(0xf501, 1),
> +};
> +
> +struct psil_ep_map j784s4_ep_map = {
> + .name = "j784s4",
> + .src = j784s4_src_ep_map,
> + .src_count = ARRAY_SIZE(j784s4_src_ep_map),
> + .dst = j784s4_dst_ep_map,
> + .dst_count = ARRAY_SIZE(j784s4_dst_ep_map),
> +};
> diff --git a/drivers/dma/ti/k3-psil-priv.h b/drivers/dma/ti/k3-psil-priv.h
> index abd650bb7600..c383723d1c8f 100644
> --- a/drivers/dma/ti/k3-psil-priv.h
> +++ b/drivers/dma/ti/k3-psil-priv.h
> @@ -44,5 +44,6 @@ extern struct psil_ep_map am64_ep_map;
> extern struct psil_ep_map j721s2_ep_map;
> extern struct psil_ep_map am62_ep_map;
> extern struct psil_ep_map am62a_ep_map;
> +extern struct psil_ep_map j784s4_ep_map;
>
> #endif /* K3_PSIL_PRIV_H_ */
> diff --git a/drivers/dma/ti/k3-psil.c b/drivers/dma/ti/k3-psil.c
> index 2da6988a0e7b..c11389d67a3f 100644
> --- a/drivers/dma/ti/k3-psil.c
> +++ b/drivers/dma/ti/k3-psil.c
> @@ -25,6 +25,7 @@ static const struct soc_device_attribute k3_soc_devices[] = {
> { .family = "J721S2", .data = &j721s2_ep_map },
> { .family = "AM62X", .data = &am62_ep_map },
> { .family = "AM62AX", .data = &am62a_ep_map },
> + { .family = "J784S4", .data = &j784s4_ep_map },
> { /* sentinel */ }
> };
>
> diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
> index 7e23a6fdef95..158568b96026 100644
> --- a/drivers/dma/ti/k3-udma.c
> +++ b/drivers/dma/ti/k3-udma.c
> @@ -4412,6 +4412,7 @@ static const struct soc_device_attribute k3_soc_devices[] = {
> { .family = "J721S2", .data = &j721e_soc_data},
> { .family = "AM62X", .data = &am64_soc_data },
> { .family = "AM62AX", .data = &am64_soc_data },
> + { .family = "J784S4", .data = &j721e_soc_data },
> { /* sentinel */ }
> };
>
--
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