use FIELD_{GET|PREP} in cadence driver to get/set field values instead
of open coding masks and shift operations.
Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
---
drivers/soundwire/cadence_master.c | 61 +++++++++++++-----------------
1 file changed, 26 insertions(+), 35 deletions(-)
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index 24eafe0aa1c3..ecf503fb23e1 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -54,7 +54,7 @@ MODULE_PARM_DESC(cdns_mcp_int_mask, "Cadence MCP IntMask");
#define CDNS_MCP_FRAME_SHAPE 0x10
#define CDNS_MCP_FRAME_SHAPE_INIT 0x14
#define CDNS_MCP_FRAME_SHAPE_COL_MASK GENMASK(2, 0)
-#define CDNS_MCP_FRAME_SHAPE_ROW_OFFSET 3
+#define CDNS_MCP_FRAME_SHAPE_ROW_MASK GENMASK(7, 3)
#define CDNS_MCP_CONFIG_UPDATE 0x18
#define CDNS_MCP_CONFIG_UPDATE_BIT BIT(0)
@@ -129,8 +129,7 @@ MODULE_PARM_DESC(cdns_mcp_int_mask, "Cadence MCP IntMask");
#define CDNS_MCP_CMD_SSP_TAG BIT(31)
#define CDNS_MCP_CMD_COMMAND GENMASK(30, 28)
#define CDNS_MCP_CMD_DEV_ADDR GENMASK(27, 24)
-#define CDNS_MCP_CMD_REG_ADDR_H GENMASK(23, 16)
-#define CDNS_MCP_CMD_REG_ADDR_L GENMASK(15, 8)
+#define CDNS_MCP_CMD_REG_ADDR GENMASK(23, 8)
#define CDNS_MCP_CMD_REG_DATA GENMASK(7, 0)
#define CDNS_MCP_CMD_READ 2
@@ -417,8 +416,7 @@ cdns_fill_msg_resp(struct sdw_cdns *cdns,
/* fill response */
for (i = 0; i < count; i++)
- msg->buf[i + offset] = cdns->response_buf[i] >>
- SDW_REG_SHIFT(CDNS_MCP_RESP_RDATA);
+ msg->buf[i + offset] = FIELD_GET(CDNS_MCP_RESP_RDATA, cdns->response_buf[i]);
return SDW_CMD_OK;
}
@@ -441,14 +439,15 @@ _cdns_xfer_msg(struct sdw_cdns *cdns, struct sdw_msg *msg, int cmd,
addr = msg->addr;
for (i = 0; i < count; i++) {
- data = msg->dev_num << SDW_REG_SHIFT(CDNS_MCP_CMD_DEV_ADDR);
- data |= cmd << SDW_REG_SHIFT(CDNS_MCP_CMD_COMMAND);
- data |= addr++ << SDW_REG_SHIFT(CDNS_MCP_CMD_REG_ADDR_L);
+ data = FIELD_PREP(CDNS_MCP_CMD_DEV_ADDR, msg->dev_num);
+ data |= FIELD_PREP(CDNS_MCP_CMD_COMMAND, cmd);
+ data |= FIELD_PREP(CDNS_MCP_CMD_REG_ADDR, addr);
+ addr++;
if (msg->flags == SDW_MSG_FLAG_WRITE)
data |= msg->buf[i + offset];
- data |= msg->ssp_sync << SDW_REG_SHIFT(CDNS_MCP_CMD_SSP_TAG);
+ data |= FIELD_PREP(CDNS_MCP_CMD_SSP_TAG, msg->ssp_sync);
cdns_writel(cdns, base, data);
base += CDNS_MCP_CMD_WORD_LEN;
}
@@ -483,12 +482,12 @@ cdns_program_scp_addr(struct sdw_cdns *cdns, struct sdw_msg *msg)
cdns->msg_count = CDNS_SCP_RX_FIFOLEVEL;
}
- data[0] = msg->dev_num << SDW_REG_SHIFT(CDNS_MCP_CMD_DEV_ADDR);
- data[0] |= 0x3 << SDW_REG_SHIFT(CDNS_MCP_CMD_COMMAND);
+ data[0] = FIELD_PREP(CDNS_MCP_CMD_DEV_ADDR, msg->dev_num);
+ data[0] |= FIELD_PREP(CDNS_MCP_CMD_COMMAND, 0x3);
data[1] = data[0];
- data[0] |= SDW_SCP_ADDRPAGE1 << SDW_REG_SHIFT(CDNS_MCP_CMD_REG_ADDR_L);
- data[1] |= SDW_SCP_ADDRPAGE2 << SDW_REG_SHIFT(CDNS_MCP_CMD_REG_ADDR_L);
+ data[0] |= FIELD_PREP(CDNS_MCP_CMD_REG_ADDR, SDW_SCP_ADDRPAGE1);
+ data[1] |= FIELD_PREP(CDNS_MCP_CMD_REG_ADDR, SDW_SCP_ADDRPAGE2);
data[0] |= msg->addr_page1;
data[1] |= msg->addr_page2;
@@ -1041,9 +1040,10 @@ static u32 cdns_set_initial_frame_shape(int n_rows, int n_cols)
int r;
r = sdw_find_row_index(n_rows);
- c = sdw_find_col_index(n_cols) & CDNS_MCP_FRAME_SHAPE_COL_MASK;
+ c = sdw_find_col_index(n_cols);
- val = (r << CDNS_MCP_FRAME_SHAPE_ROW_OFFSET) | c;
+ val = FIELD_PREP(CDNS_MCP_FRAME_SHAPE_ROW_MASK, r);
+ val |= FIELD_PREP(CDNS_MCP_FRAME_SHAPE_COL_MASK, c);
return val;
}
@@ -1170,12 +1170,9 @@ static int cdns_port_params(struct sdw_bus *bus,
dpn_config = cdns_readl(cdns, dpn_config_off);
- dpn_config |= ((p_params->bps - 1) <<
- SDW_REG_SHIFT(CDNS_DPN_CONFIG_WL));
- dpn_config |= (p_params->flow_mode <<
- SDW_REG_SHIFT(CDNS_DPN_CONFIG_PORT_FLOW));
- dpn_config |= (p_params->data_mode <<
- SDW_REG_SHIFT(CDNS_DPN_CONFIG_PORT_DAT));
+ dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_WL, (p_params->bps - 1));
+ dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_PORT_FLOW, p_params->flow_mode);
+ dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_PORT_DAT, p_params->data_mode);
cdns_writel(cdns, dpn_config_off, dpn_config);
@@ -1212,23 +1209,17 @@ static int cdns_transport_params(struct sdw_bus *bus,
dpn_config = cdns_readl(cdns, dpn_config_off);
- dpn_config |= (t_params->blk_grp_ctrl <<
- SDW_REG_SHIFT(CDNS_DPN_CONFIG_BGC));
- dpn_config |= (t_params->blk_pkg_mode <<
- SDW_REG_SHIFT(CDNS_DPN_CONFIG_BPM));
+ dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_BGC, t_params->blk_grp_ctrl);
+ dpn_config |= FIELD_PREP(CDNS_DPN_CONFIG_BPM, t_params->blk_pkg_mode);
cdns_writel(cdns, dpn_config_off, dpn_config);
- dpn_offsetctrl |= (t_params->offset1 <<
- SDW_REG_SHIFT(CDNS_DPN_OFFSET_CTRL_1));
- dpn_offsetctrl |= (t_params->offset2 <<
- SDW_REG_SHIFT(CDNS_DPN_OFFSET_CTRL_2));
+ dpn_offsetctrl |= FIELD_PREP(CDNS_DPN_OFFSET_CTRL_1, t_params->offset1);
+ dpn_offsetctrl |= FIELD_PREP(CDNS_DPN_OFFSET_CTRL_2, t_params->offset2);
cdns_writel(cdns, dpn_offsetctrl_off, dpn_offsetctrl);
- dpn_hctrl |= (t_params->hstart <<
- SDW_REG_SHIFT(CDNS_DPN_HCTRL_HSTART));
- dpn_hctrl |= (t_params->hstop << SDW_REG_SHIFT(CDNS_DPN_HCTRL_HSTOP));
- dpn_hctrl |= (t_params->lane_ctrl <<
- SDW_REG_SHIFT(CDNS_DPN_HCTRL_LCTRL));
+ dpn_hctrl |= FIELD_PREP(CDNS_DPN_HCTRL_HSTART, t_params->hstart);
+ dpn_hctrl |= FIELD_PREP(CDNS_DPN_HCTRL_HSTOP, t_params->hstop);
+ dpn_hctrl |= FIELD_PREP(CDNS_DPN_HCTRL_LCTRL, t_params->lane_ctrl);
cdns_writel(cdns, dpn_hctrl_off, dpn_hctrl);
cdns_writel(cdns, dpn_samplectrl_off, (t_params->sample_interval - 1));
@@ -1534,7 +1525,7 @@ void sdw_cdns_config_stream(struct sdw_cdns *cdns,
val = pdi->num;
val |= CDNS_PDI_CONFIG_SOFT_RESET;
- val |= ((1 << ch) - 1) << SDW_REG_SHIFT(CDNS_PDI_CONFIG_CHANNEL);
+ val |= FIELD_PREP(CDNS_PDI_CONFIG_CHANNEL, (1 << ch) - 1);
cdns_writel(cdns, CDNS_PDI_CONFIG(pdi->num), val);
}
EXPORT_SYMBOL(sdw_cdns_config_stream);
--
2.26.2
