[Outreachy kernel] [PATCH] gpu: drm: rockchip: Replace dev_* with DRM_DEV_*

Julia Lawall julia.lawall at lip6.fr
Thu Sep 14 23:58:02 PDT 2017



On Fri, 15 Sep 2017, Haneen Mohammed wrote:

> This patch replace instances of dev_info/err/debug with
> DRM_DEV_INFO/ERROR/WARN respectively inorder to use a drm-formatted
> specific log messages. Issue corrected with the help of the following
> Coccinelle script:
>
> @r@
> @@
>
> (
> -dev_info
> +DRM_DEV_INFO
> |
> -dev_err
> +DRM_DEV_ERROR
> |
> -dev_dbg
> +DRM_DEV_DEBUG
> )
>
> Signed-off-by: Haneen Mohammed <hamohammed.sa at gmail.com>

Acked-by: Julia Lawall <julia.lawall at lip6.fr>

> ---
>  drivers/gpu/drm/rockchip/analogix_dp-rockchip.c | 26 +++----
>  drivers/gpu/drm/rockchip/cdn-dp-reg.c           |  2 +-
>  drivers/gpu/drm/rockchip/dw-mipi-dsi.c          | 90 ++++++++++++++-----------
>  drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c     | 19 +++---
>  drivers/gpu/drm/rockchip/inno_hdmi.c            | 14 ++--
>  drivers/gpu/drm/rockchip/rockchip_drm_drv.c     | 12 ++--
>  drivers/gpu/drm/rockchip/rockchip_drm_fb.c      |  8 ++-
>  drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c   | 18 +++--
>  drivers/gpu/drm/rockchip/rockchip_drm_vop.c     | 32 ++++-----
>  drivers/gpu/drm/rockchip/rockchip_vop_reg.c     |  2 +-
>  10 files changed, 125 insertions(+), 98 deletions(-)
>
> diff --git a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
> index 9606121..4d3f6ad 100644
> --- a/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
> +++ b/drivers/gpu/drm/rockchip/analogix_dp-rockchip.c
> @@ -88,7 +88,7 @@ static void analogix_dp_psr_set(struct drm_encoder *encoder, bool enabled)
>  	if (!analogix_dp_psr_supported(dp->dev))
>  		return;
>
> -	dev_dbg(dp->dev, "%s PSR...\n", enabled ? "Entry" : "Exit");
> +	DRM_DEV_DEBUG(dp->dev, "%s PSR...\n", enabled ? "Entry" : "Exit");
>
>  	spin_lock_irqsave(&dp->psr_lock, flags);
>  	if (enabled)
> @@ -110,7 +110,7 @@ static void analogix_dp_psr_work(struct work_struct *work)
>  	ret = rockchip_drm_wait_vact_end(dp->encoder.crtc,
>  					 PSR_WAIT_LINE_FLAG_TIMEOUT_MS);
>  	if (ret) {
> -		dev_err(dp->dev, "line flag interrupt did not arrive\n");
> +		DRM_DEV_ERROR(dp->dev, "line flag interrupt did not arrive\n");
>  		return;
>  	}
>
> @@ -140,13 +140,13 @@ static int rockchip_dp_poweron(struct analogix_dp_plat_data *plat_data)
>
>  	ret = clk_prepare_enable(dp->pclk);
>  	if (ret < 0) {
> -		dev_err(dp->dev, "failed to enable pclk %d\n", ret);
> +		DRM_DEV_ERROR(dp->dev, "failed to enable pclk %d\n", ret);
>  		return ret;
>  	}
>
>  	ret = rockchip_dp_pre_init(dp);
>  	if (ret < 0) {
> -		dev_err(dp->dev, "failed to dp pre init %d\n", ret);
> +		DRM_DEV_ERROR(dp->dev, "failed to dp pre init %d\n", ret);
>  		clk_disable_unprepare(dp->pclk);
>  		return ret;
>  	}
> @@ -211,17 +211,17 @@ static void rockchip_dp_drm_encoder_enable(struct drm_encoder *encoder)
>  	else
>  		val = dp->data->lcdsel_big;
>
> -	dev_dbg(dp->dev, "vop %s output to dp\n", (ret) ? "LIT" : "BIG");
> +	DRM_DEV_DEBUG(dp->dev, "vop %s output to dp\n", (ret) ? "LIT" : "BIG");
>
>  	ret = clk_prepare_enable(dp->grfclk);
>  	if (ret < 0) {
> -		dev_err(dp->dev, "failed to enable grfclk %d\n", ret);
> +		DRM_DEV_ERROR(dp->dev, "failed to enable grfclk %d\n", ret);
>  		return;
>  	}
>
>  	ret = regmap_write(dp->grf, dp->data->lcdsel_grf_reg, val);
>  	if (ret != 0)
> -		dev_err(dp->dev, "Could not write to GRF: %d\n", ret);
> +		DRM_DEV_ERROR(dp->dev, "Could not write to GRF: %d\n", ret);
>
>  	clk_disable_unprepare(dp->grfclk);
>  }
> @@ -277,7 +277,7 @@ static int rockchip_dp_init(struct rockchip_dp_device *dp)
>
>  	dp->grf = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
>  	if (IS_ERR(dp->grf)) {
> -		dev_err(dev, "failed to get rockchip,grf property\n");
> +		DRM_DEV_ERROR(dev, "failed to get rockchip,grf property\n");
>  		return PTR_ERR(dp->grf);
>  	}
>
> @@ -287,31 +287,31 @@ static int rockchip_dp_init(struct rockchip_dp_device *dp)
>  	} else if (PTR_ERR(dp->grfclk) == -EPROBE_DEFER) {
>  		return -EPROBE_DEFER;
>  	} else if (IS_ERR(dp->grfclk)) {
> -		dev_err(dev, "failed to get grf clock\n");
> +		DRM_DEV_ERROR(dev, "failed to get grf clock\n");
>  		return PTR_ERR(dp->grfclk);
>  	}
>
>  	dp->pclk = devm_clk_get(dev, "pclk");
>  	if (IS_ERR(dp->pclk)) {
> -		dev_err(dev, "failed to get pclk property\n");
> +		DRM_DEV_ERROR(dev, "failed to get pclk property\n");
>  		return PTR_ERR(dp->pclk);
>  	}
>
>  	dp->rst = devm_reset_control_get(dev, "dp");
>  	if (IS_ERR(dp->rst)) {
> -		dev_err(dev, "failed to get dp reset control\n");
> +		DRM_DEV_ERROR(dev, "failed to get dp reset control\n");
>  		return PTR_ERR(dp->rst);
>  	}
>
>  	ret = clk_prepare_enable(dp->pclk);
>  	if (ret < 0) {
> -		dev_err(dp->dev, "failed to enable pclk %d\n", ret);
> +		DRM_DEV_ERROR(dp->dev, "failed to enable pclk %d\n", ret);
>  		return ret;
>  	}
>
>  	ret = rockchip_dp_pre_init(dp);
>  	if (ret < 0) {
> -		dev_err(dp->dev, "failed to pre init %d\n", ret);
> +		DRM_DEV_ERROR(dp->dev, "failed to pre init %d\n", ret);
>  		clk_disable_unprepare(dp->pclk);
>  		return ret;
>  	}
> diff --git a/drivers/gpu/drm/rockchip/cdn-dp-reg.c b/drivers/gpu/drm/rockchip/cdn-dp-reg.c
> index b14d211..eb3042c 100644
> --- a/drivers/gpu/drm/rockchip/cdn-dp-reg.c
> +++ b/drivers/gpu/drm/rockchip/cdn-dp-reg.c
> @@ -323,7 +323,7 @@ int cdn_dp_load_firmware(struct cdn_dp_device *dp, const u32 *i_mem,
>  	reg = readl(dp->regs + VER_LIB_H_ADDR) & 0xff;
>  	dp->fw_version |= reg << 24;
>
> -	dev_dbg(dp->dev, "firmware version: %x\n", dp->fw_version);
> +	DRM_DEV_DEBUG(dp->dev, "firmware version: %x\n", dp->fw_version);
>
>  	return 0;
>  }
> diff --git a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
> index 9a20b9d..ad40d15 100644
> --- a/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
> +++ b/drivers/gpu/drm/rockchip/dw-mipi-dsi.c
> @@ -430,9 +430,9 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
>
>  	testdin = max_mbps_to_testdin(dsi->lane_mbps);
>  	if (testdin < 0) {
> -		dev_err(dsi->dev,
> -			"failed to get testdin for %dmbps lane clock\n",
> -			dsi->lane_mbps);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "failed to get testdin for %dmbps lane clock\n",
> +			      dsi->lane_mbps);
>  		return testdin;
>  	}
>
> @@ -443,7 +443,7 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
>
>  	ret = clk_prepare_enable(dsi->phy_cfg_clk);
>  	if (ret) {
> -		dev_err(dsi->dev, "Failed to enable phy_cfg_clk\n");
> +		DRM_DEV_ERROR(dsi->dev, "Failed to enable phy_cfg_clk\n");
>  		return ret;
>  	}
>
> @@ -501,7 +501,7 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
>  	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");
> +		DRM_DEV_ERROR(dsi->dev, "failed to wait for phy lock state\n");
>  		goto phy_init_end;
>  	}
>
> @@ -509,8 +509,8 @@ static int dw_mipi_dsi_phy_init(struct dw_mipi_dsi *dsi)
>  				 val, val & STOP_STATE_CLK_LANE, 1000,
>  				 PHY_STATUS_TIMEOUT_US);
>  	if (ret < 0)
> -		dev_err(dsi->dev,
> -			"failed to wait for phy clk lane stop state\n");
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "failed to wait for phy clk lane stop state\n");
>
>  phy_init_end:
>  	clk_disable_unprepare(dsi->phy_cfg_clk);
> @@ -529,8 +529,9 @@ static int dw_mipi_dsi_get_lane_bps(struct dw_mipi_dsi *dsi,
>
>  	bpp = mipi_dsi_pixel_format_to_bpp(dsi->format);
>  	if (bpp < 0) {
> -		dev_err(dsi->dev, "failed to get bpp for pixel format %d\n",
> -			dsi->format);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "failed to get bpp for pixel format %d\n",
> +			      dsi->format);
>  		return bpp;
>  	}
>
> @@ -541,7 +542,8 @@ static int dw_mipi_dsi_get_lane_bps(struct dw_mipi_dsi *dsi,
>  		if (tmp < max_mbps)
>  			target_mbps = tmp;
>  		else
> -			dev_err(dsi->dev, "DPHY clock frequency is out of range\n");
> +			DRM_DEV_ERROR(dsi->dev,
> +				      "DPHY clock frequency is out of range\n");
>  	}
>
>  	pllref = DIV_ROUND_UP(clk_get_rate(dsi->pllref_clk), USEC_PER_SEC);
> @@ -582,8 +584,9 @@ static int dw_mipi_dsi_host_attach(struct mipi_dsi_host *host,
>  	struct dw_mipi_dsi *dsi = host_to_dsi(host);
>
>  	if (device->lanes > dsi->pdata->max_data_lanes) {
> -		dev_err(dsi->dev, "the number of data lanes(%u) is too many\n",
> -			device->lanes);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "the number of data lanes(%u) is too many\n",
> +			      device->lanes);
>  		return -EINVAL;
>  	}
>
> @@ -632,7 +635,8 @@ static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)
>  				 val, !(val & GEN_CMD_FULL), 1000,
>  				 CMD_PKT_STATUS_TIMEOUT_US);
>  	if (ret < 0) {
> -		dev_err(dsi->dev, "failed to get available command FIFO\n");
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "failed to get available command FIFO\n");
>  		return ret;
>  	}
>
> @@ -643,7 +647,7 @@ static int dw_mipi_dsi_gen_pkt_hdr_write(struct dw_mipi_dsi *dsi, u32 hdr_val)
>  				 val, (val & mask) == mask,
>  				 1000, CMD_PKT_STATUS_TIMEOUT_US);
>  	if (ret < 0) {
> -		dev_err(dsi->dev, "failed to write command FIFO\n");
> +		DRM_DEV_ERROR(dsi->dev, "failed to write command FIFO\n");
>  		return ret;
>  	}
>
> @@ -663,8 +667,9 @@ static int dw_mipi_dsi_dcs_short_write(struct dw_mipi_dsi *dsi,
>  		data |= tx_buf[1] << 8;
>
>  	if (msg->tx_len > 2) {
> -		dev_err(dsi->dev, "too long tx buf length %zu for short write\n",
> -			msg->tx_len);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "too long tx buf length %zu for short write\n",
> +			      msg->tx_len);
>  		return -EINVAL;
>  	}
>
> @@ -682,8 +687,9 @@ static int dw_mipi_dsi_dcs_long_write(struct dw_mipi_dsi *dsi,
>  	u32 val;
>
>  	if (msg->tx_len < 3) {
> -		dev_err(dsi->dev, "wrong tx buf length %zu for long write\n",
> -			msg->tx_len);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "wrong tx buf length %zu for long write\n",
> +			      msg->tx_len);
>  		return -EINVAL;
>  	}
>
> @@ -704,8 +710,8 @@ static int dw_mipi_dsi_dcs_long_write(struct dw_mipi_dsi *dsi,
>  					 val, !(val & GEN_PLD_W_FULL), 1000,
>  					 CMD_PKT_STATUS_TIMEOUT_US);
>  		if (ret < 0) {
> -			dev_err(dsi->dev,
> -				"failed to get available write payload FIFO\n");
> +			DRM_DEV_ERROR(dsi->dev,
> +				      "failed to get available write payload FIFO\n");
>  			return ret;
>  		}
>  	}
> @@ -731,8 +737,8 @@ static ssize_t dw_mipi_dsi_host_transfer(struct mipi_dsi_host *host,
>  		ret = dw_mipi_dsi_dcs_long_write(dsi, msg);
>  		break;
>  	default:
> -		dev_err(dsi->dev, "unsupported message type 0x%02x\n",
> -			msg->type);
> +		DRM_DEV_ERROR(dsi->dev, "unsupported message type 0x%02x\n",
> +			      msg->type);
>  		ret = -EINVAL;
>  	}
>
> @@ -935,7 +941,8 @@ static void dw_mipi_dsi_encoder_disable(struct drm_encoder *encoder)
>  		return;
>
>  	if (clk_prepare_enable(dsi->pclk)) {
> -		dev_err(dsi->dev, "%s: Failed to enable pclk\n", __func__);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "%s: Failed to enable pclk\n", __func__);
>  		return;
>  	}
>
> @@ -967,7 +974,8 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder)
>  		return;
>
>  	if (clk_prepare_enable(dsi->pclk)) {
> -		dev_err(dsi->dev, "%s: Failed to enable pclk\n", __func__);
> +		DRM_DEV_ERROR(dsi->dev,
> +			      "%s: Failed to enable pclk\n", __func__);
>  		return;
>  	}
>
> @@ -991,7 +999,7 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder)
>  	 */
>  	ret = clk_prepare_enable(dsi->grf_clk);
>  	if (ret) {
> -		dev_err(dsi->dev, "Failed to enable grf_clk: %d\n", ret);
> +		DRM_DEV_ERROR(dsi->dev, "Failed to enable grf_clk: %d\n", ret);
>  		return;
>  	}
>
> @@ -1004,7 +1012,7 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder)
>
>  	dw_mipi_dsi_set_mode(dsi, DW_MIPI_DSI_CMD_MODE);
>  	if (drm_panel_prepare(dsi->panel))
> -		dev_err(dsi->dev, "failed to prepare panel\n");
> +		DRM_DEV_ERROR(dsi->dev, "failed to prepare panel\n");
>
>  	dw_mipi_dsi_set_mode(dsi, DW_MIPI_DSI_VID_MODE);
>  	drm_panel_enable(dsi->panel);
> @@ -1017,7 +1025,8 @@ static void dw_mipi_dsi_encoder_enable(struct drm_encoder *encoder)
>  		val = pdata->dsi0_en_bit << 16;
>
>  	regmap_write(dsi->grf_regmap, pdata->grf_switch_reg, val);
> -	dev_dbg(dsi->dev, "vop %s output to dsi0\n", (mux) ? "LIT" : "BIG");
> +	DRM_DEV_DEBUG(dsi->dev,
> +		      "vop %s output to dsi0\n", (mux) ? "LIT" : "BIG");
>  	dsi->dpms_mode = DRM_MODE_DPMS_ON;
>
>  	clk_disable_unprepare(dsi->grf_clk);
> @@ -1111,7 +1120,7 @@ static int dw_mipi_dsi_register(struct drm_device *drm,
>  	ret = drm_encoder_init(drm, &dsi->encoder, &dw_mipi_dsi_encoder_funcs,
>  			       DRM_MODE_ENCODER_DSI, NULL);
>  	if (ret) {
> -		dev_err(dev, "Failed to initialize encoder with drm\n");
> +		DRM_DEV_ERROR(dev, "Failed to initialize encoder with drm\n");
>  		return ret;
>  	}
>
> @@ -1133,7 +1142,7 @@ static int rockchip_mipi_parse_dt(struct dw_mipi_dsi *dsi)
>
>  	dsi->grf_regmap = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
>  	if (IS_ERR(dsi->grf_regmap)) {
> -		dev_err(dsi->dev, "Unable to get rockchip,grf\n");
> +		DRM_DEV_ERROR(dsi->dev, "Unable to get rockchip,grf\n");
>  		return PTR_ERR(dsi->grf_regmap);
>  	}
>
> @@ -1205,14 +1214,15 @@ static int dw_mipi_dsi_bind(struct device *dev, struct device *master,
>  	dsi->pllref_clk = devm_clk_get(dev, "ref");
>  	if (IS_ERR(dsi->pllref_clk)) {
>  		ret = PTR_ERR(dsi->pllref_clk);
> -		dev_err(dev, "Unable to get pll reference clock: %d\n", ret);
> +		DRM_DEV_ERROR(dev,
> +			      "Unable to get pll reference clock: %d\n", ret);
>  		return ret;
>  	}
>
>  	dsi->pclk = devm_clk_get(dev, "pclk");
>  	if (IS_ERR(dsi->pclk)) {
>  		ret = PTR_ERR(dsi->pclk);
> -		dev_err(dev, "Unable to get pclk: %d\n", ret);
> +		DRM_DEV_ERROR(dev, "Unable to get pclk: %d\n", ret);
>  		return ret;
>  	}
>
> @@ -1226,7 +1236,8 @@ static int dw_mipi_dsi_bind(struct device *dev, struct device *master,
>  		if (ret == -ENOENT) {
>  			apb_rst = NULL;
>  		} else {
> -			dev_err(dev, "Unable to get reset control: %d\n", ret);
> +			DRM_DEV_ERROR(dev,
> +				      "Unable to get reset control: %d\n", ret);
>  			return ret;
>  		}
>  	}
> @@ -1234,7 +1245,8 @@ static int dw_mipi_dsi_bind(struct device *dev, struct device *master,
>  	if (apb_rst) {
>  		ret = clk_prepare_enable(dsi->pclk);
>  		if (ret) {
> -			dev_err(dev, "%s: Failed to enable pclk\n", __func__);
> +			DRM_DEV_ERROR(dev,
> +				      "%s: Failed to enable pclk\n", __func__);
>  			return ret;
>  		}
>
> @@ -1249,7 +1261,8 @@ static int dw_mipi_dsi_bind(struct device *dev, struct device *master,
>  		dsi->phy_cfg_clk = devm_clk_get(dev, "phy_cfg");
>  		if (IS_ERR(dsi->phy_cfg_clk)) {
>  			ret = PTR_ERR(dsi->phy_cfg_clk);
> -			dev_err(dev, "Unable to get phy_cfg_clk: %d\n", ret);
> +			DRM_DEV_ERROR(dev,
> +				      "Unable to get phy_cfg_clk: %d\n", ret);
>  			return ret;
>  		}
>  	}
> @@ -1258,20 +1271,21 @@ static int dw_mipi_dsi_bind(struct device *dev, struct device *master,
>  		dsi->grf_clk = devm_clk_get(dev, "grf");
>  		if (IS_ERR(dsi->grf_clk)) {
>  			ret = PTR_ERR(dsi->grf_clk);
> -			dev_err(dev, "Unable to get grf_clk: %d\n", ret);
> +			DRM_DEV_ERROR(dev, "Unable to get grf_clk: %d\n", ret);
>  			return ret;
>  		}
>  	}
>
>  	ret = clk_prepare_enable(dsi->pllref_clk);
>  	if (ret) {
> -		dev_err(dev, "%s: Failed to enable pllref_clk\n", __func__);
> +		DRM_DEV_ERROR(dev,
> +			      "%s: Failed to enable pllref_clk\n", __func__);
>  		return ret;
>  	}
>
>  	ret = dw_mipi_dsi_register(drm, dsi);
>  	if (ret) {
> -		dev_err(dev, "Failed to register mipi_dsi: %d\n", ret);
> +		DRM_DEV_ERROR(dev, "Failed to register mipi_dsi: %d\n", ret);
>  		goto err_pllref;
>  	}
>
> @@ -1281,7 +1295,7 @@ static int dw_mipi_dsi_bind(struct device *dev, struct device *master,
>  	dsi->dsi_host.dev = dev;
>  	ret = mipi_dsi_host_register(&dsi->dsi_host);
>  	if (ret) {
> -		dev_err(dev, "Failed to register MIPI host: %d\n", ret);
> +		DRM_DEV_ERROR(dev, "Failed to register MIPI host: %d\n", ret);
>  		goto err_cleanup;
>  	}
>
> diff --git a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
> index ccd5d59..1eb02a8 100644
> --- a/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
> +++ b/drivers/gpu/drm/rockchip/dw_hdmi-rockchip.c
> @@ -168,7 +168,7 @@ static int rockchip_hdmi_parse_dt(struct rockchip_hdmi *hdmi)
>
>  	hdmi->regmap = syscon_regmap_lookup_by_phandle(np, "rockchip,grf");
>  	if (IS_ERR(hdmi->regmap)) {
> -		dev_err(hdmi->dev, "Unable to get rockchip,grf\n");
> +		DRM_DEV_ERROR(hdmi->dev, "Unable to get rockchip,grf\n");
>  		return PTR_ERR(hdmi->regmap);
>  	}
>
> @@ -178,7 +178,7 @@ static int rockchip_hdmi_parse_dt(struct rockchip_hdmi *hdmi)
>  	} else if (PTR_ERR(hdmi->vpll_clk) == -EPROBE_DEFER) {
>  		return -EPROBE_DEFER;
>  	} else if (IS_ERR(hdmi->vpll_clk)) {
> -		dev_err(hdmi->dev, "failed to get grf clock\n");
> +		DRM_DEV_ERROR(hdmi->dev, "failed to get grf clock\n");
>  		return PTR_ERR(hdmi->vpll_clk);
>  	}
>
> @@ -188,13 +188,14 @@ static int rockchip_hdmi_parse_dt(struct rockchip_hdmi *hdmi)
>  	} else if (PTR_ERR(hdmi->grf_clk) == -EPROBE_DEFER) {
>  		return -EPROBE_DEFER;
>  	} else if (IS_ERR(hdmi->grf_clk)) {
> -		dev_err(hdmi->dev, "failed to get grf clock\n");
> +		DRM_DEV_ERROR(hdmi->dev, "failed to get grf clock\n");
>  		return PTR_ERR(hdmi->grf_clk);
>  	}
>
>  	ret = clk_prepare_enable(hdmi->vpll_clk);
>  	if (ret) {
> -		dev_err(hdmi->dev, "Failed to enable HDMI vpll: %d\n", ret);
> +		DRM_DEV_ERROR(hdmi->dev,
> +			      "Failed to enable HDMI vpll: %d\n", ret);
>  		return ret;
>  	}
>
> @@ -259,17 +260,17 @@ static void dw_hdmi_rockchip_encoder_enable(struct drm_encoder *encoder)
>
>  	ret = clk_prepare_enable(hdmi->grf_clk);
>  	if (ret < 0) {
> -		dev_err(hdmi->dev, "failed to enable grfclk %d\n", ret);
> +		DRM_DEV_ERROR(hdmi->dev, "failed to enable grfclk %d\n", ret);
>  		return;
>  	}
>
>  	ret = regmap_write(hdmi->regmap, hdmi->chip_data->lcdsel_grf_reg, val);
>  	if (ret != 0)
> -		dev_err(hdmi->dev, "Could not write to GRF: %d\n", ret);
> +		DRM_DEV_ERROR(hdmi->dev, "Could not write to GRF: %d\n", ret);
>
>  	clk_disable_unprepare(hdmi->grf_clk);
> -	dev_dbg(hdmi->dev, "vop %s output to hdmi\n",
> -		ret ? "LIT" : "BIG");
> +	DRM_DEV_DEBUG(hdmi->dev, "vop %s output to hdmi\n",
> +		      ret ? "LIT" : "BIG");
>  }
>
>  static int
> @@ -368,7 +369,7 @@ static int dw_hdmi_rockchip_bind(struct device *dev, struct device *master,
>
>  	ret = rockchip_hdmi_parse_dt(hdmi);
>  	if (ret) {
> -		dev_err(hdmi->dev, "Unable to parse OF data\n");
> +		DRM_DEV_ERROR(hdmi->dev, "Unable to parse OF data\n");
>  		return ret;
>  	}
>
> diff --git a/drivers/gpu/drm/rockchip/inno_hdmi.c b/drivers/gpu/drm/rockchip/inno_hdmi.c
> index 7a251a5..ee584d8 100644
> --- a/drivers/gpu/drm/rockchip/inno_hdmi.c
> +++ b/drivers/gpu/drm/rockchip/inno_hdmi.c
> @@ -224,7 +224,7 @@ static void inno_hdmi_set_pwr_mode(struct inno_hdmi *hdmi, int mode)
>  		break;
>
>  	default:
> -		dev_err(hdmi->dev, "Unknown power mode %d\n", mode);
> +		DRM_DEV_ERROR(hdmi->dev, "Unknown power mode %d\n", mode);
>  	}
>  }
>
> @@ -742,8 +742,9 @@ static int inno_hdmi_i2c_xfer(struct i2c_adapter *adap,
>  	hdmi_writeb(hdmi, HDMI_INTERRUPT_STATUS1, m_INT_EDID_READY);
>
>  	for (i = 0; i < num; i++) {
> -		dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n",
> -			i + 1, num, msgs[i].len, msgs[i].flags);
> +		DRM_DEV_DEBUG(hdmi->dev,
> +			      "xfer: num: %d/%d, len: %d, flags: %#x\n",
> +			      i + 1, num, msgs[i].len, msgs[i].flags);
>
>  		if (msgs[i].flags & I2C_M_RD)
>  			ret = inno_hdmi_i2c_read(hdmi, &msgs[i]);
> @@ -806,7 +807,7 @@ static struct i2c_adapter *inno_hdmi_i2c_adapter(struct inno_hdmi *hdmi)
>
>  	hdmi->i2c = i2c;
>
> -	dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name);
> +	DRM_DEV_INFO(hdmi->dev, "registered %s I2C bus driver\n", adap->name);
>
>  	return adap;
>  }
> @@ -838,13 +839,14 @@ static int inno_hdmi_bind(struct device *dev, struct device *master,
>
>  	hdmi->pclk = devm_clk_get(hdmi->dev, "pclk");
>  	if (IS_ERR(hdmi->pclk)) {
> -		dev_err(hdmi->dev, "Unable to get HDMI pclk clk\n");
> +		DRM_DEV_ERROR(hdmi->dev, "Unable to get HDMI pclk clk\n");
>  		return PTR_ERR(hdmi->pclk);
>  	}
>
>  	ret = clk_prepare_enable(hdmi->pclk);
>  	if (ret) {
> -		dev_err(hdmi->dev, "Cannot enable HDMI pclk clock: %d\n", ret);
> +		DRM_DEV_ERROR(hdmi->dev,
> +			      "Cannot enable HDMI pclk clock: %d\n", ret);
>  		return ret;
>  	}
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> index ff3d0f5..698fef1 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_drv.c
> @@ -58,7 +58,7 @@ int rockchip_drm_dma_attach_device(struct drm_device *drm_dev,
>
>  	ret = iommu_attach_device(private->domain, dev);
>  	if (ret) {
> -		dev_err(dev, "Failed to attach iommu device\n");
> +		DRM_DEV_ERROR(dev, "Failed to attach iommu device\n");
>  		return ret;
>  	}
>
> @@ -373,8 +373,9 @@ static int rockchip_drm_platform_of_probe(struct device *dev)
>
>  		iommu = of_parse_phandle(port->parent, "iommus", 0);
>  		if (!iommu || !of_device_is_available(iommu->parent)) {
> -			dev_dbg(dev, "no iommu attached for %pOF, using non-iommu buffers\n",
> -				port->parent);
> +			DRM_DEV_DEBUG(dev,
> +				      "no iommu attached for %pOF, using non-iommu buffers\n",
> +				      port->parent);
>  			/*
>  			 * if there is a crtc not support iommu, force set all
>  			 * crtc use non-iommu buffer.
> @@ -389,12 +390,13 @@ static int rockchip_drm_platform_of_probe(struct device *dev)
>  	}
>
>  	if (i == 0) {
> -		dev_err(dev, "missing 'ports' property\n");
> +		DRM_DEV_ERROR(dev, "missing 'ports' property\n");
>  		return -ENODEV;
>  	}
>
>  	if (!found) {
> -		dev_err(dev, "No available vop found for display-subsystem.\n");
> +		DRM_DEV_ERROR(dev,
> +			      "No available vop found for display-subsystem.\n");
>  		return -ENODEV;
>  	}
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> index 7077304..cd2ace0 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
> @@ -100,8 +100,9 @@ rockchip_fb_alloc(struct drm_device *dev, const struct drm_mode_fb_cmd2 *mode_cm
>  	ret = drm_framebuffer_init(dev, &rockchip_fb->fb,
>  				   &rockchip_drm_fb_funcs);
>  	if (ret) {
> -		dev_err(dev->dev, "Failed to initialize framebuffer: %d\n",
> -			ret);
> +		DRM_DEV_ERROR(dev->dev,
> +			      "Failed to initialize framebuffer: %d\n",
> +			      ret);
>  		kfree(rockchip_fb);
>  		return ERR_PTR(ret);
>  	}
> @@ -134,7 +135,8 @@ rockchip_user_fb_create(struct drm_device *dev, struct drm_file *file_priv,
>
>  		obj = drm_gem_object_lookup(file_priv, mode_cmd->handles[i]);
>  		if (!obj) {
> -			dev_err(dev->dev, "Failed to lookup GEM object\n");
> +			DRM_DEV_ERROR(dev->dev,
> +				      "Failed to lookup GEM object\n");
>  			ret = -ENXIO;
>  			goto err_gem_object_unreference;
>  		}
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
> index 724579e..e665055 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_fbdev.c
> @@ -76,7 +76,7 @@ static int rockchip_drm_fbdev_create(struct drm_fb_helper *helper,
>
>  	fbi = drm_fb_helper_alloc_fbi(helper);
>  	if (IS_ERR(fbi)) {
> -		dev_err(dev->dev, "Failed to create framebuffer info.\n");
> +		DRM_DEV_ERROR(dev->dev, "Failed to create framebuffer info.\n");
>  		ret = PTR_ERR(fbi);
>  		goto out;
>  	}
> @@ -84,7 +84,8 @@ static int rockchip_drm_fbdev_create(struct drm_fb_helper *helper,
>  	helper->fb = rockchip_drm_framebuffer_init(dev, &mode_cmd,
>  						   private->fbdev_bo);
>  	if (IS_ERR(helper->fb)) {
> -		dev_err(dev->dev, "Failed to allocate DRM framebuffer.\n");
> +		DRM_DEV_ERROR(dev->dev,
> +			      "Failed to allocate DRM framebuffer.\n");
>  		ret = PTR_ERR(helper->fb);
>  		goto out;
>  	}
> @@ -138,21 +139,24 @@ int rockchip_drm_fbdev_init(struct drm_device *dev)
>
>  	ret = drm_fb_helper_init(dev, helper, ROCKCHIP_MAX_CONNECTOR);
>  	if (ret < 0) {
> -		dev_err(dev->dev, "Failed to initialize drm fb helper - %d.\n",
> -			ret);
> +		DRM_DEV_ERROR(dev->dev,
> +			      "Failed to initialize drm fb helper - %d.\n",
> +			      ret);
>  		return ret;
>  	}
>
>  	ret = drm_fb_helper_single_add_all_connectors(helper);
>  	if (ret < 0) {
> -		dev_err(dev->dev, "Failed to add connectors - %d.\n", ret);
> +		DRM_DEV_ERROR(dev->dev,
> +			      "Failed to add connectors - %d.\n", ret);
>  		goto err_drm_fb_helper_fini;
>  	}
>
>  	ret = drm_fb_helper_initial_config(helper, PREFERRED_BPP);
>  	if (ret < 0) {
> -		dev_err(dev->dev, "Failed to set initial hw config - %d.\n",
> -			ret);
> +		DRM_DEV_ERROR(dev->dev,
> +			      "Failed to set initial hw config - %d.\n",
> +			      ret);
>  		goto err_drm_fb_helper_fini;
>  	}
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> index bf9ed0e..19128b4 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
> @@ -160,7 +160,7 @@ static void vop_reg_set(struct vop *vop, const struct vop_reg *reg,
>  	int offset, mask, shift;
>
>  	if (!reg || !reg->mask) {
> -		dev_dbg(vop->dev, "Warning: not support %s\n", reg_name);
> +		DRM_DEV_DEBUG(vop->dev, "Warning: not support %s\n", reg_name);
>  		return;
>  	}
>
> @@ -499,7 +499,7 @@ static int vop_enable(struct drm_crtc *crtc)
>
>  	ret = pm_runtime_get_sync(vop->dev);
>  	if (ret < 0) {
> -		dev_err(vop->dev, "failed to get pm runtime: %d\n", ret);
> +		DRM_DEV_ERROR(vop->dev, "failed to get pm runtime: %d\n", ret);
>  		return ret;
>  	}
>
> @@ -523,7 +523,8 @@ static int vop_enable(struct drm_crtc *crtc)
>  	 */
>  	ret = rockchip_drm_dma_attach_device(vop->drm_dev, vop->dev);
>  	if (ret) {
> -		dev_err(vop->dev, "failed to attach dma mapping, %d\n", ret);
> +		DRM_DEV_ERROR(vop->dev,
> +			      "failed to attach dma mapping, %d\n", ret);
>  		goto err_disable_aclk;
>  	}
>
> @@ -1361,42 +1362,42 @@ static int vop_initial(struct vop *vop)
>
>  	vop->hclk = devm_clk_get(vop->dev, "hclk_vop");
>  	if (IS_ERR(vop->hclk)) {
> -		dev_err(vop->dev, "failed to get hclk source\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to get hclk source\n");
>  		return PTR_ERR(vop->hclk);
>  	}
>  	vop->aclk = devm_clk_get(vop->dev, "aclk_vop");
>  	if (IS_ERR(vop->aclk)) {
> -		dev_err(vop->dev, "failed to get aclk source\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to get aclk source\n");
>  		return PTR_ERR(vop->aclk);
>  	}
>  	vop->dclk = devm_clk_get(vop->dev, "dclk_vop");
>  	if (IS_ERR(vop->dclk)) {
> -		dev_err(vop->dev, "failed to get dclk source\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to get dclk source\n");
>  		return PTR_ERR(vop->dclk);
>  	}
>
>  	ret = pm_runtime_get_sync(vop->dev);
>  	if (ret < 0) {
> -		dev_err(vop->dev, "failed to get pm runtime: %d\n", ret);
> +		DRM_DEV_ERROR(vop->dev, "failed to get pm runtime: %d\n", ret);
>  		return ret;
>  	}
>
>  	ret = clk_prepare(vop->dclk);
>  	if (ret < 0) {
> -		dev_err(vop->dev, "failed to prepare dclk\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to prepare dclk\n");
>  		goto err_put_pm_runtime;
>  	}
>
>  	/* Enable both the hclk and aclk to setup the vop */
>  	ret = clk_prepare_enable(vop->hclk);
>  	if (ret < 0) {
> -		dev_err(vop->dev, "failed to prepare/enable hclk\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to prepare/enable hclk\n");
>  		goto err_unprepare_dclk;
>  	}
>
>  	ret = clk_prepare_enable(vop->aclk);
>  	if (ret < 0) {
> -		dev_err(vop->dev, "failed to prepare/enable aclk\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to prepare/enable aclk\n");
>  		goto err_disable_hclk;
>  	}
>
> @@ -1405,7 +1406,7 @@ static int vop_initial(struct vop *vop)
>  	 */
>  	ahb_rst = devm_reset_control_get(vop->dev, "ahb");
>  	if (IS_ERR(ahb_rst)) {
> -		dev_err(vop->dev, "failed to get ahb reset\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to get ahb reset\n");
>  		ret = PTR_ERR(ahb_rst);
>  		goto err_disable_aclk;
>  	}
> @@ -1434,7 +1435,7 @@ static int vop_initial(struct vop *vop)
>  	 */
>  	vop->dclk_rst = devm_reset_control_get(vop->dev, "dclk");
>  	if (IS_ERR(vop->dclk_rst)) {
> -		dev_err(vop->dev, "failed to get dclk reset\n");
> +		DRM_DEV_ERROR(vop->dev, "failed to get dclk reset\n");
>  		ret = PTR_ERR(vop->dclk_rst);
>  		goto err_disable_aclk;
>  	}
> @@ -1511,7 +1512,7 @@ int rockchip_drm_wait_vact_end(struct drm_crtc *crtc, unsigned int mstimeout)
>  	vop_line_flag_irq_disable(vop);
>
>  	if (jiffies_left == 0) {
> -		dev_err(vop->dev, "Timeout waiting for IRQ\n");
> +		DRM_DEV_ERROR(vop->dev, "Timeout waiting for IRQ\n");
>  		return -ETIMEDOUT;
>  	}
>
> @@ -1558,7 +1559,7 @@ static int vop_bind(struct device *dev, struct device *master, void *data)
>
>  	irq = platform_get_irq(pdev, 0);
>  	if (irq < 0) {
> -		dev_err(dev, "cannot find irq for vop\n");
> +		DRM_DEV_ERROR(dev, "cannot find irq for vop\n");
>  		return irq;
>  	}
>  	vop->irq = (unsigned int)irq;
> @@ -1584,7 +1585,8 @@ static int vop_bind(struct device *dev, struct device *master, void *data)
>
>  	ret = vop_initial(vop);
>  	if (ret < 0) {
> -		dev_err(&pdev->dev, "cannot initial vop dev - err %d\n", ret);
> +		DRM_DEV_ERROR(&pdev->dev,
> +			      "cannot initial vop dev - err %d\n", ret);
>  		goto err_disable_pm_runtime;
>  	}
>
> diff --git a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
> index 94de7b9..4a39049 100644
> --- a/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
> +++ b/drivers/gpu/drm/rockchip/rockchip_vop_reg.c
> @@ -533,7 +533,7 @@ static int vop_probe(struct platform_device *pdev)
>  	struct device *dev = &pdev->dev;
>
>  	if (!dev->of_node) {
> -		dev_err(dev, "can't find vop devices\n");
> +		DRM_DEV_ERROR(dev, "can't find vop devices\n");
>  		return -ENODEV;
>  	}
>
> --
> 2.7.4
>
> --
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