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 v4 3/9] soundwire: qcom: set continue execution flag for ignored commands Date: Fri, 12 Mar 2021 12:00:03 +0000 [thread overview] Message-ID: <20210312120009.22386-4-srinivas.kandagatla@linaro.org> (raw) In-Reply-To: <20210312120009.22386-1-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> --- 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 d05e41f68658..43ec22a5e332 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, Srinivas Kandagatla <srinivas.kandagatla@linaro.org>, sanyog.r.kale@intel.com, yung-chuan.liao@linux.intel.com Subject: [PATCH v4 3/9] soundwire: qcom: set continue execution flag for ignored commands Date: Fri, 12 Mar 2021 12:00:03 +0000 [thread overview] Message-ID: <20210312120009.22386-4-srinivas.kandagatla@linaro.org> (raw) In-Reply-To: <20210312120009.22386-1-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> --- 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 d05e41f68658..43ec22a5e332 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
next prev parent reply other threads:[~2021-03-12 12:01 UTC|newest] Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-03-12 12:00 [PATCH v4 0/9] soundwire: qcom: various improvements Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 12:00 ` [PATCH v4 1/9] dt-bindings: soundwire: qcom: clarify data port bus parameters Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-23 22:47 ` Rob Herring 2021-03-23 22:47 ` Rob Herring 2021-03-12 12:00 ` [PATCH v4 2/9] soundwire: qcom: add support to missing transport params Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla [this message] 2021-03-12 12:00 ` [PATCH v4 3/9] soundwire: qcom: set continue execution flag for ignored commands Srinivas Kandagatla 2021-03-12 12:00 ` [PATCH v4 4/9] soundwire: qcom: start the clock during initialization Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 12:00 ` [PATCH v4 5/9] soundwire: qcom: update register read/write routine Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 12:00 ` [PATCH v4 6/9] soundwire: qcom: add support to new interrupts Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 12:00 ` [PATCH v4 7/9] soundwire: export sdw_compare_devid() and sdw_extract_slave_id() Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 12:00 ` [PATCH v4 8/9] soundwire: qcom: add auto enumeration support Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-20 6:13 ` kernel test robot 2021-03-20 6:13 ` kernel test robot 2021-03-20 6:13 ` kernel test robot 2021-03-12 12:00 ` [PATCH v4 9/9] soundwire: qcom: wait for enumeration to be complete in probe Srinivas Kandagatla 2021-03-12 12:00 ` Srinivas Kandagatla 2021-03-12 16:33 ` [PATCH v4 0/9] soundwire: qcom: various improvements Pierre-Louis Bossart
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