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@metanate.com>
Reviewed-by: Chris Zhong <zyw@rock-chips.com>
Reviewed-by: Sean Paul <seanpaul@chromium.org>
Signed-off-by: Sean Paul <seanpaul@chromium.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170224125506.21533-19-john@metanate.com

diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
index e6b52c7..ccf818d 100644 (file)
--- 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) {