diff options
| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2021-03-30 17:47:13 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2021-03-30 20:25:07 +0300 |
| commit | 542d3491cdd7975161efe964691f2a1b3bba950f (patch) | |
| tree | 6041090f2408525bcc862d014ef4741eae5fe12c /drivers/soundwire | |
| parent | 128eaf937adb87afc8a14124d3eba1f7a179af0b (diff) | |
| download | linux-542d3491cdd7975161efe964691f2a1b3bba950f.tar.xz | |
soundwire: qcom: set continue execution flag for ignored commands
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>
Link: https://lore.kernel.org/r/20210330144719.13284-4-srinivas.kandagatla@linaro.org
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire')
| -rw-r--r-- | drivers/soundwire/qcom.c | 11 |
1 files changed, 10 insertions, 1 deletions
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, |