[PATCH v2 5/9] soundwire: qcom : use FIELD_{GET|PREP}
Vinod Koul
vkoul at kernel.org
Thu Sep 3 13:45:00 CEST 2020
use FIELD_{GET|PREP} in qcom driver to get/set field values instead of
open coding masks and shift operations.
Also, remove now unused register shift defines
Signed-off-by: Vinod Koul <vkoul at kernel.org>
---
drivers/soundwire/qcom.c | 22 +++++++---------------
1 file changed, 7 insertions(+), 15 deletions(-)
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index 915c2cf0c274..dafa3f3dd1ab 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -43,13 +43,10 @@
#define SWRM_CMD_FIFO_RD_FIFO_ADDR 0x318
#define SWRM_ENUMERATOR_CFG_ADDR 0x500
#define SWRM_MCP_FRAME_CTRL_BANK_ADDR(m) (0x101C + 0x40 * (m))
-#define SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_SHFT 3
#define SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_BMSK GENMASK(2, 0)
#define SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_BMSK GENMASK(7, 3)
-#define SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_SHFT 0
#define SWRM_MCP_CFG_ADDR 0x1048
#define SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_BMSK GENMASK(21, 17)
-#define SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_SHFT 0x11
#define SWRM_DEF_CMD_NO_PINGS 0x1f
#define SWRM_MCP_STATUS 0x104C
#define SWRM_MCP_STATUS_BANK_NUM_MASK BIT(0)
@@ -284,8 +281,8 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl)
u32 val;
/* Clear Rows and Cols */
- val = (SWRM_MAX_ROW_VAL << SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_SHFT |
- SWRM_MIN_COL_VAL << SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_SHFT);
+ val = FIELD_PREP(SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_BMSK, SWRM_MAX_ROW_VAL);
+ val |= FIELD_PREP(SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_BMSK, SWRM_MIN_COL_VAL);
ctrl->reg_write(ctrl, SWRM_MCP_FRAME_CTRL_BANK_ADDR(0), val);
@@ -298,9 +295,7 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl)
/* Configure No pings */
ctrl->reg_read(ctrl, SWRM_MCP_CFG_ADDR, &val);
- val &= ~SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_BMSK;
- val |= (SWRM_DEF_CMD_NO_PINGS <<
- SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_SHFT);
+ val |= FIELD_PREP(SWRM_MCP_CFG_MAX_NUM_OF_CMD_NO_PINGS_BMSK, SWRM_DEF_CMD_NO_PINGS);
ctrl->reg_write(ctrl, SWRM_MCP_CFG_ADDR, val);
/* Configure number of retries of a read/write cmd */
@@ -355,11 +350,8 @@ static int qcom_swrm_pre_bank_switch(struct sdw_bus *bus)
ctrl->reg_read(ctrl, reg, &val);
- val &= ~SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_BMSK;
- val &= ~SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_BMSK;
-
- val |= (SWRM_MAX_ROW_VAL << SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_SHFT |
- SWRM_MAX_COL_VAL << SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_SHFT);
+ val |= FIELD_PREP(SWRM_MCP_FRAME_CTRL_BANK_COL_CTRL_BMSK, SWRM_MAX_COL_VAL);
+ val |= FIELD_PREP(SWRM_MCP_FRAME_CTRL_BANK_ROW_CTRL_BMSK, SWRM_MAX_ROW_VAL);
return ctrl->reg_write(ctrl, reg, val);
}
@@ -693,8 +685,8 @@ static int qcom_swrm_get_port_config(struct qcom_swrm_ctrl *ctrl)
ctrl->reg_read(ctrl, SWRM_COMP_PARAMS, &val);
- ctrl->num_dout_ports = val & SWRM_COMP_PARAMS_DOUT_PORTS_MASK;
- ctrl->num_din_ports = (val & SWRM_COMP_PARAMS_DIN_PORTS_MASK) >> 5;
+ ctrl->num_dout_ports = FIELD_GET(SWRM_COMP_PARAMS_DOUT_PORTS_MASK, val);
+ ctrl->num_din_ports = FIELD_GET(SWRM_COMP_PARAMS_DIN_PORTS_MASK, val);
ret = of_property_read_u32(np, "qcom,din-ports", &val);
if (ret)
--
2.26.2
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