diff mbox

[v2,20/26] drm/rockchip: dw-mipi-dsi: use specific poll helper

Message ID 20170121163128.22240-21-john@metanate.com (mailing list archive)
State New, archived
Headers show

Commit Message

John Keeping Jan. 21, 2017, 4:31 p.m. UTC 
As the documentation for readx_poll_timeout says, we want to use the
specialized macro for readl rather than using the generic version
directly.

Signed-off-by: John Keeping <john@metanate.com>
---
Unchanged in v2
---
 drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

Comments

Chris Zhong Jan. 23, 2017, 12:49 a.m. UTC | #1 
Reviewed-by: Chris Zhong <zyw@rock-chips.com>

On 01/22/2017 12:31 AM, John Keeping wrote:
> As the documentation for readx_poll_timeout says, we want to use the
> specialized macro for readl rather than using the generic version
> directly.
>
> Signed-off-by: John Keeping <john@metanate.com>
> ---
> Unchanged in v2
> ---
>   drivers/gpu/drm/rockchip/dw-mipi-dsi.c | 10 +++++-----
>   1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
> index f2320cf1366c..3e19693ae59b 100644
> --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
> +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
> @@ -471,14 +471,14 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
>   				     PHY_UNRSTZ | PHY_UNSHUTDOWNZ);
>   
>   
> -	ret = readx_poll_timeout(readl, dsi->base + DSI_PHY_STATUS,
> +	ret = readl_poll_timeout(dsi->base + DSI_PHY_STATUS,
>   				 val, val & LOCK, 1000, PHY_STATUS_TIMEOUT_US);
>   	if (ret < 0) {
>   		dev_err(dsi->dev, "failed to wait for phy lock state\n");
>   		return ret;
>   	}
>   
> -	ret = readx_poll_timeout(readl, dsi->base + DSI_PHY_STATUS,
> +	ret = readl_poll_timeout(dsi->base + DSI_PHY_STATUS,
>   				 val, val & STOP_STATE_CLK_LANE, 1000,
>   				 PHY_STATUS_TIMEOUT_US);
>   	if (ret < 0) {
> @@ -594,7 +594,7 @@ static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)
>   	int ret;
>   	u32 val, mask;
>   
> -	ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS,
> +	ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS,
>   				 val, !(val & GEN_CMD_FULL), 1000,
>   				 CMD_PKT_STATUS_TIMEOUT_US);
>   	if (ret < 0) {
> @@ -605,7 +605,7 @@ static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)
>   	dsi_write(dsi, DSI_GEN_HDR, hdr_val);
>   
>   	mask = GEN_CMD_EMPTY | GEN_PLD_W_EMPTY;
> -	ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS,
> +	ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS,
>   				 val, (val & mask) == mask,
>   				 1000, CMD_PKT_STATUS_TIMEOUT_US);
>   	if (ret < 0) {
> @@ -664,7 +664,7 @@ static int dw_mipi_dsi_dcs_long_write(struct dw_mipi_dsi *dsi,
>   			len -= pld_data_bytes;
>   		}
>   
> -		ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS,
> +		ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS,
>   					 val, !(val & GEN_PLD_W_FULL), 1000,
>   					 CMD_PKT_STATUS_TIMEOUT_US);
>   		if (ret < 0) {
diff mbox

Patch

diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
index f2320cf1366c..3e19693ae59b 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
@@ -471,14 +471,14 @@  static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
 				     PHY_UNRSTZ | PHY_UNSHUTDOWNZ);
 
 
-	ret = readx_poll_timeout(readl, dsi->base + DSI_PHY_STATUS,
+	ret = readl_poll_timeout(dsi->base + DSI_PHY_STATUS,
 				 val, val & LOCK, 1000, PHY_STATUS_TIMEOUT_US);
 	if (ret < 0) {
 		dev_err(dsi->dev, "failed to wait for phy lock state\n");
 		return ret;
 	}
 
-	ret = readx_poll_timeout(readl, dsi->base + DSI_PHY_STATUS,
+	ret = readl_poll_timeout(dsi->base + DSI_PHY_STATUS,
 				 val, val & STOP_STATE_CLK_LANE, 1000,
 				 PHY_STATUS_TIMEOUT_US);
 	if (ret < 0) {
@@ -594,7 +594,7 @@  static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)
 	int ret;
 	u32 val, mask;
 
-	ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS,
+	ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS,
 				 val, !(val & GEN_CMD_FULL), 1000,
 				 CMD_PKT_STATUS_TIMEOUT_US);
 	if (ret < 0) {
@@ -605,7 +605,7 @@  static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)
 	dsi_write(dsi, DSI_GEN_HDR, hdr_val);
 
 	mask = GEN_CMD_EMPTY | GEN_PLD_W_EMPTY;
-	ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS,
+	ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS,
 				 val, (val & mask) == mask,
 				 1000, CMD_PKT_STATUS_TIMEOUT_US);
 	if (ret < 0) {
@@ -664,7 +664,7 @@  static int dw_mipi_dsi_dcs_long_write(struct dw_mipi_dsi *dsi,
 			len -= pld_data_bytes;
 		}
 
-		ret = readx_poll_timeout(readl, dsi->base + DSI_CMD_PKT_STATUS,
+		ret = readl_poll_timeout(dsi->base + DSI_CMD_PKT_STATUS,
 					 val, !(val & GEN_PLD_W_FULL), 1000,
 					 CMD_PKT_STATUS_TIMEOUT_US);
 		if (ret < 0) {