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From: MD Danish Anwar <danishanwar@ti.com>
To: Mathieu Poirier <mathieu.poirier@linaro.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Rob Herring <robh+dt@kernel.org>
Cc: Suman Anna <s-anna@ti.com>, Roger Quadros <rogerq@kernel.org>,
	"Andrew F . Davis" <afd@ti.com>, <nm@ti.com>, <vigneshr@ti.com>,
	<srk@ti.com>, <linux-remoteproc@vger.kernel.org>,
	<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	<linux-arm-kernel@lists.infradead.org>,
	MD Danish Anwar <danishanwar@ti.com>
Subject: [PATCH v8 3/6] remoteproc: pru: Add enum for PRU Core Indentifiers.
Date: Wed, 16 Nov 2022 17:46:31 +0530	[thread overview]
Message-ID: <20221116121634.2901265-4-danishanwar@ti.com> (raw)
In-Reply-To: <20221116121634.2901265-1-danishanwar@ti.com>

Introducing enum pruss_pru_id for PRU Core Identifiers.
PRUSS_PRU0 indicates PRU Core 0.
PRUSS_PRU1 indicates PRU Core 1.
PRUSS_NUM_PRUS indicates the total number of PRU Cores.

Signed-off-by: MD Danish Anwar <danishanwar@ti.com>
---
 drivers/remoteproc/pru_rproc.c | 6 +++---
 include/linux/pruss.h          | 9 +++++++++
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/drivers/remoteproc/pru_rproc.c b/drivers/remoteproc/pru_rproc.c
index 4769ade9c316..7d4ed39b3772 100644
--- a/drivers/remoteproc/pru_rproc.c
+++ b/drivers/remoteproc/pru_rproc.c
@@ -564,7 +564,7 @@ static void *pru_d_da_to_va(struct pru_rproc *pru, u32 da, size_t len)
 	dram0 = pruss->mem_regions[PRUSS_MEM_DRAM0];
 	dram1 = pruss->mem_regions[PRUSS_MEM_DRAM1];
 	/* PRU1 has its local RAM addresses reversed */
-	if (pru->id == 1)
+	if (pru->id == PRUSS_PRU1)
 		swap(dram0, dram1);
 	shrd_ram = pruss->mem_regions[PRUSS_MEM_SHRD_RAM2];
 
@@ -873,14 +873,14 @@ static int pru_rproc_set_id(struct pru_rproc *pru)
 	case RTU0_IRAM_ADDR_MASK:
 		fallthrough;
 	case PRU0_IRAM_ADDR_MASK:
-		pru->id = 0;
+		pru->id = PRUSS_PRU0;
 		break;
 	case TX_PRU1_IRAM_ADDR_MASK:
 		fallthrough;
 	case RTU1_IRAM_ADDR_MASK:
 		fallthrough;
 	case PRU1_IRAM_ADDR_MASK:
-		pru->id = 1;
+		pru->id = PRUSS_PRU1;
 		break;
 	default:
 		ret = -EINVAL;
diff --git a/include/linux/pruss.h b/include/linux/pruss.h
index 4909226f14a9..fdc719b43db0 100644
--- a/include/linux/pruss.h
+++ b/include/linux/pruss.h
@@ -14,6 +14,15 @@
 
 #define PRU_RPROC_DRVNAME "pru-rproc"
 
+/*
+ * enum pruss_pru_id - PRU core identifiers
+ */
+enum pruss_pru_id {
+	PRUSS_PRU0 = 0,
+	PRUSS_PRU1,
+	PRUSS_NUM_PRUS,
+};
+
 struct device_node;
 
 #if IS_ENABLED(CONFIG_PRU_REMOTEPROC)
-- 
2.25.1


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  parent reply	other threads:[~2022-11-16 12:18 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-16 12:16 [PATCH v8 0/6] Introduce PRU remoteproc consumer API MD Danish Anwar
2022-11-16 12:16 ` [PATCH v8 1/6] dt-bindings: remoteproc: Add PRU consumer bindings MD Danish Anwar
2022-11-16 16:09   ` Rob Herring
2022-11-16 18:09     ` Mathieu Poirier
2022-11-18  5:48       ` [EXTERNAL] " Md Danish Anwar
2022-11-18 18:56         ` Mathieu Poirier
2022-11-16 12:16 ` [PATCH v8 2/6] remoteproc: pru: Add APIs to get and put the PRU cores MD Danish Anwar
2022-11-16 12:16 ` MD Danish Anwar [this message]
2022-11-16 12:16 ` [PATCH v8 4/6] remoteproc: pru: Make sysfs entries read-only for PRU client driven boots MD Danish Anwar
2022-11-16 12:16 ` [PATCH v8 5/6] remoteproc: pru: Add pru_rproc_set_ctable() function MD Danish Anwar
2022-11-16 12:16 ` [PATCH v8 6/6] remoteproc: pru: Configure firmware based on client setup MD Danish Anwar

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