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From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: vkoul@kernel.org
Cc: yung-chuan.liao@linux.intel.com,
	pierre-louis.bossart@linux.intel.com, sanyog.r.kale@intel.com,
	alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
	robh@kernel.org, devicetree@vger.kernel.org,
	Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Subject: [PATCH v6 3/9] soundwire: qcom: set continue execution flag for ignored commands
Date: Tue, 30 Mar 2021 15:47:13 +0100	[thread overview]
Message-ID: <20210330144719.13284-4-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20210330144719.13284-1-srinivas.kandagatla@linaro.org>

version 1.5.1 and higher IPs of this controller required to set
continue execution on ignored command flag. This patch sets this flag.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 drivers/soundwire/qcom.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index fdcb8ffb4284..edc77d18c245 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -40,6 +40,7 @@
 #define SWRM_CMD_FIFO_CMD					0x308
 #define SWRM_CMD_FIFO_STATUS					0x30C
 #define SWRM_CMD_FIFO_CFG_ADDR					0x314
+#define SWRM_CONTINUE_EXEC_ON_CMD_IGNORE			BIT(31)
 #define SWRM_RD_WR_CMD_RETRIES					0x7
 #define SWRM_CMD_FIFO_RD_FIFO_ADDR				0x318
 #define SWRM_ENUMERATOR_CFG_ADDR				0x500
@@ -343,7 +344,15 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl)
 	ctrl->reg_write(ctrl, SWRM_MCP_CFG_ADDR, val);
 
 	/* Configure number of retries of a read/write cmd */
-	ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR, SWRM_RD_WR_CMD_RETRIES);
+	if (ctrl->version > 0x01050001) {
+		/* Only for versions >= 1.5.1 */
+		ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR,
+				SWRM_RD_WR_CMD_RETRIES |
+				SWRM_CONTINUE_EXEC_ON_CMD_IGNORE);
+	} else {
+		ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR,
+				SWRM_RD_WR_CMD_RETRIES);
+	}
 
 	/* Set IRQ to PULSE */
 	ctrl->reg_write(ctrl, SWRM_COMP_CFG_ADDR,
-- 
2.21.0


WARNING: multiple messages have this Message-ID (diff)
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
To: vkoul@kernel.org
Cc: robh@kernel.org, alsa-devel@alsa-project.org,
	devicetree@vger.kernel.org, pierre-louis.bossart@linux.intel.com,
	linux-kernel@vger.kernel.org, sanyog.r.kale@intel.com,
	yung-chuan.liao@linux.intel.com
Subject: [PATCH v6 3/9] soundwire: qcom: set continue execution flag for ignored commands
Date: Tue, 30 Mar 2021 15:47:13 +0100	[thread overview]
Message-ID: <20210330144719.13284-4-srinivas.kandagatla@linaro.org> (raw)
In-Reply-To: <20210330144719.13284-1-srinivas.kandagatla@linaro.org>

version 1.5.1 and higher IPs of this controller required to set
continue execution on ignored command flag. This patch sets this flag.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
---
 drivers/soundwire/qcom.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index fdcb8ffb4284..edc77d18c245 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -40,6 +40,7 @@
 #define SWRM_CMD_FIFO_CMD					0x308
 #define SWRM_CMD_FIFO_STATUS					0x30C
 #define SWRM_CMD_FIFO_CFG_ADDR					0x314
+#define SWRM_CONTINUE_EXEC_ON_CMD_IGNORE			BIT(31)
 #define SWRM_RD_WR_CMD_RETRIES					0x7
 #define SWRM_CMD_FIFO_RD_FIFO_ADDR				0x318
 #define SWRM_ENUMERATOR_CFG_ADDR				0x500
@@ -343,7 +344,15 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl)
 	ctrl->reg_write(ctrl, SWRM_MCP_CFG_ADDR, val);
 
 	/* Configure number of retries of a read/write cmd */
-	ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR, SWRM_RD_WR_CMD_RETRIES);
+	if (ctrl->version > 0x01050001) {
+		/* Only for versions >= 1.5.1 */
+		ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR,
+				SWRM_RD_WR_CMD_RETRIES |
+				SWRM_CONTINUE_EXEC_ON_CMD_IGNORE);
+	} else {
+		ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR,
+				SWRM_RD_WR_CMD_RETRIES);
+	}
 
 	/* Set IRQ to PULSE */
 	ctrl->reg_write(ctrl, SWRM_COMP_CFG_ADDR,
-- 
2.21.0


  parent reply	other threads:[~2021-03-30 14:48 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-30 14:47 [PATCH v6 0/9] soundwire: qcom: various improvements Srinivas Kandagatla
2021-03-30 14:47 ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 1/9] dt-bindings: soundwire: qcom: clarify data port bus parameters Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 2/9] soundwire: qcom: add support to missing transport params Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` Srinivas Kandagatla [this message]
2021-03-30 14:47   ` [PATCH v6 3/9] soundwire: qcom: set continue execution flag for ignored commands Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 4/9] soundwire: qcom: start the clock during initialization Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 5/9] soundwire: qcom: update register read/write routine Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 6/9] soundwire: qcom: add support to new interrupts Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 7/9] soundwire: export sdw_compare_devid, sdw_extract_slave_id and sdw_slave_add Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 8/9] soundwire: qcom: add auto enumeration support Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 14:47 ` [PATCH v6 9/9] soundwire: qcom: wait for enumeration to be complete in probe Srinivas Kandagatla
2021-03-30 14:47   ` Srinivas Kandagatla
2021-03-30 17:25 ` [PATCH v6 0/9] soundwire: qcom: various improvements Vinod Koul
2021-03-30 17:25   ` Vinod Koul

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