linux-kernel - [PATCH v4 18/23] drm/rockchip: dw-mipi-dsi: use specific poll helper

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Message-Id: <20170224125506.21533-19-john@metanate.com>
Date:   Fri, 24 Feb 2017 12:55:01 +0000
From:   John Keeping <john@...anate.com>
To:     Mark Yao <mark.yao@...k-chips.com>
Cc:     Chris Zhong <zyw@...k-chips.com>, dri-devel@...ts.freedesktop.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Sean Paul <seanpaul@...omium.org>,
        John Keeping <john@...anate.com>
Subject: [PATCH v4 18/23] drm/rockchip: dw-mipi-dsi: use specific poll helper

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@...anate.com>
Reviewed-by: Chris Zhong <zyw@...k-chips.com>
Reviewed-by: Sean Paul <seanpaul@...omium.org>
---
v4:
- Add Sean's Reviewed-by
v3:
- Add Chris' Reviewed-by
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 e6b52c7cb5e3..ccf818d5c7ac 100644
--- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
+++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
@@ -470,14 +470,14 @@ 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) {
@@ -604,7 +604,7 @@ 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) {
@@ -615,7 +615,7 @@ 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) {
@@ -676,7 +676,7 @@ 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) {
-- 
2.12.0.rc0.230.gf625d4cdb9.dirty