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Message-ID: <20210222092205.32086-3-raphael.gallais-pou@foss.st.com>
Date: Mon, 22 Feb 2021 09:23:02 +0000
From: Raphael GALLAIS-POU - foss <raphael.gallais-pou@...s.st.com>
To: Yannick FERTRE <yannick.fertre@...com>,
Philippe CORNU <philippe.cornu@...com>,
Benjamin Gaignard <benjamin.gaignard@...aro.org>,
Vincent ABRIOU <vincent.abriou@...com>,
Sam Ravnborg <sam@...nborg.org>,
"Joe Perches" <joe@...ches.com>
CC: David Airlie <airlied@...ux.ie>, Daniel Vetter <daniel@...ll.ch>,
"Maxime Coquelin" <mcoquelin.stm32@...il.com>,
Alexandre TORGUE <alexandre.torgue@...com>,
"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
"linux-stm32@...md-mailman.stormreply.com"
<linux-stm32@...md-mailman.stormreply.com>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Yannick FERTRE - foss <yannick.fertre@...s.st.com>,
Philippe CORNU - foss <philippe.cornu@...s.st.com>,
Raphael GALLAIS-POU - foss <raphael.gallais-pou@...s.st.com>,
Raphael GALLAIS-POU <raphael.gallais-pou@...com>,
Alexandre TORGUE - foss <alexandre.torgue@...s.st.com>
Subject: [PATCH 2/2] drm/stm: dsi: Use dev_ based logging
From: Yannick Fertre <yannick.fertre@...com>
Standardize on the dev_ based logging.
Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
Signed-off-by: Yannick Fertre <yannick.fertre@...s.st.com>
---
drivers/gpu/drm/stm/dw_mipi_dsi-stm.c | 49 ++++++++++++++-------------
1 file changed, 26 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
index 8399d337589d..a7226bb3d0e8 100644
--- a/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
+++ b/drivers/gpu/drm/stm/dw_mipi_dsi-stm.c
@@ -76,6 +76,7 @@ enum dsi_color {
struct dw_mipi_dsi_stm {
void __iomem *base;
+ struct device *dev;
struct clk *pllref_clk;
struct dw_mipi_dsi *dsi;
u32 hw_version;
@@ -110,7 +111,8 @@ static inline void dsi_update_bits(struct dw_mipi_dsi_stm *dsi, u32 reg,
dsi_write(dsi, reg, (dsi_read(dsi, reg) & ~mask) | val);
}
-static enum dsi_color dsi_color_from_mipi(enum mipi_dsi_pixel_format fmt)
+static enum dsi_color dsi_color_from_mipi(struct dw_mipi_dsi_stm *dsi,
+ enum mipi_dsi_pixel_format fmt)
{
switch (fmt) {
case MIPI_DSI_FMT_RGB888:
@@ -122,7 +124,7 @@ static enum dsi_color dsi_color_from_mipi(enum mipi_dsi_pixel_format fmt)
case MIPI_DSI_FMT_RGB565:
return DSI_RGB565_CONF1;
default:
- DRM_DEBUG_DRIVER("MIPI color invalid, so we use rgb888\n");
+ dev_dbg(dsi->dev, "MIPI color invalid, so we use rgb888\n");
}
return DSI_RGB888;
}
@@ -205,14 +207,14 @@ static int dw_mipi_dsi_phy_init(void *priv_data)
ret = readl_poll_timeout(dsi->base + DSI_WISR, val, val & WISR_RRS,
SLEEP_US, TIMEOUT_US);
if (ret)
- DRM_DEBUG_DRIVER("!TIMEOUT! waiting REGU, let's continue\n");
+ dev_dbg(dsi->dev, "!TIMEOUT! waiting REGU, let's continue\n");
/* Enable the DSI PLL & wait for its lock */
dsi_set(dsi, DSI_WRPCR, WRPCR_PLLEN);
ret = readl_poll_timeout(dsi->base + DSI_WISR, val, val & WISR_PLLLS,
SLEEP_US, TIMEOUT_US);
if (ret)
- DRM_DEBUG_DRIVER("!TIMEOUT! waiting PLL, let's continue\n");
+ dev_dbg(dsi->dev, "!TIMEOUT! waiting PLL, let's continue\n");
return 0;
}
@@ -221,7 +223,7 @@ static void dw_mipi_dsi_phy_power_on(void *priv_data)
{
struct dw_mipi_dsi_stm *dsi = priv_data;
- DRM_DEBUG_DRIVER("\n");
+ dev_dbg(dsi->dev, "\n");
/* Enable the DSI wrapper */
dsi_set(dsi, DSI_WCR, WCR_DSIEN);
@@ -231,7 +233,7 @@ static void dw_mipi_dsi_phy_power_off(void *priv_data)
{
struct dw_mipi_dsi_stm *dsi = priv_data;
- DRM_DEBUG_DRIVER("\n");
+ dev_dbg(dsi->dev, "\n");
/* Disable the DSI wrapper */
dsi_clear(dsi, DSI_WCR, WCR_DSIEN);
@@ -267,11 +269,11 @@ dw_mipi_dsi_get_lane_mbps(void *priv_data, const struct drm_display_mode *mode,
if (pll_out_khz > dsi->lane_max_kbps) {
pll_out_khz = dsi->lane_max_kbps;
- DRM_WARN("Warning max phy mbps is used\n");
+ dev_warn(dsi->dev, "Warning max phy mbps is used\n");
}
if (pll_out_khz < dsi->lane_min_kbps) {
pll_out_khz = dsi->lane_min_kbps;
- DRM_WARN("Warning min phy mbps is used\n");
+ dev_warn(dsi->dev, "Warning min phy mbps is used\n");
}
/* Compute best pll parameters */
@@ -281,7 +283,7 @@ dw_mipi_dsi_get_lane_mbps(void *priv_data, const struct drm_display_mode *mode,
ret = dsi_pll_get_params(dsi, pll_in_khz, pll_out_khz,
&idf, &ndiv, &odf);
if (ret)
- DRM_WARN("Warning dsi_pll_get_params(): bad params\n");
+ dev_warn(dsi->dev, "Warning dsi_pll_get_params(): bad params\n");
/* Get the adjusted pll out value */
pll_out_khz = dsi_pll_get_clkout_khz(pll_in_khz, idf, ndiv, odf);
@@ -299,13 +301,12 @@ dw_mipi_dsi_get_lane_mbps(void *priv_data, const struct drm_display_mode *mode,
/* Select the color coding */
dsi_update_bits(dsi, DSI_WCFGR, WCFGR_COLMUX,
- dsi_color_from_mipi(format) << 1);
+ dsi_color_from_mipi(dsi, format) << 1);
*lane_mbps = pll_out_khz / 1000;
- DRM_DEBUG_DRIVER("pll_in %ukHz pll_out %ukHz lane_mbps %uMHz\n",
- pll_in_khz, pll_out_khz, *lane_mbps);
-
+ dev_dbg(dsi->dev, "pll_in %ukHz pll_out %ukHz lane_mbps %uMHz\n",
+ pll_in_khz, pll_out_khz, *lane_mbps);
return 0;
}
@@ -352,11 +353,13 @@ static int dw_mipi_dsi_stm_probe(struct platform_device *pdev)
if (!dsi)
return -ENOMEM;
+ dsi->dev = dev;
+
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
dsi->base = devm_ioremap_resource(dev, res);
if (IS_ERR(dsi->base)) {
ret = PTR_ERR(dsi->base);
- DRM_ERROR("Unable to get dsi registers %d\n", ret);
+ dev_err(dev, "Unable to get dsi registers %d\n", ret);
return ret;
}
@@ -369,7 +372,7 @@ static int dw_mipi_dsi_stm_probe(struct platform_device *pdev)
ret = regulator_enable(dsi->vdd_supply);
if (ret) {
- DRM_ERROR("Failed to enable regulator: %d\n", ret);
+ dev_err(dev, "Failed to enable regulator: %d\n", ret);
return ret;
}
@@ -382,20 +385,20 @@ static int dw_mipi_dsi_stm_probe(struct platform_device *pdev)
ret = clk_prepare_enable(dsi->pllref_clk);
if (ret) {
- DRM_ERROR("Failed to enable pllref_clk: %d\n", ret);
+ dev_err(dev, "Failed to enable pllref_clk: %d\n", ret);
goto err_clk_get;
}
pclk = devm_clk_get(dev, "pclk");
if (IS_ERR(pclk)) {
ret = PTR_ERR(pclk);
- DRM_ERROR("Unable to get peripheral clock: %d\n", ret);
+ dev_err(dev, "Unable to get peripheral clock: %d\n", ret);
goto err_dsi_probe;
}
ret = clk_prepare_enable(pclk);
if (ret) {
- DRM_ERROR("%s: Failed to enable peripheral clk\n", __func__);
+ dev_err(dev, "%s: Failed to enable peripheral clk\n", __func__);
goto err_dsi_probe;
}
@@ -404,7 +407,7 @@ static int dw_mipi_dsi_stm_probe(struct platform_device *pdev)
if (dsi->hw_version != HWVER_130 && dsi->hw_version != HWVER_131) {
ret = -ENODEV;
- DRM_ERROR("bad dsi hardware version\n");
+ dev_err(dev, "bad dsi hardware version\n");
goto err_dsi_probe;
}
@@ -445,7 +448,7 @@ static int __maybe_unused dw_mipi_dsi_stm_suspend(struct device *dev)
{
struct dw_mipi_dsi_stm *dsi = dw_mipi_dsi_stm_plat_data.priv_data;
- DRM_DEBUG_DRIVER("\n");
+ dev_dbg(dsi->dev, "\n");
clk_disable_unprepare(dsi->pllref_clk);
regulator_disable(dsi->vdd_supply);
@@ -458,18 +461,18 @@ static int __maybe_unused dw_mipi_dsi_stm_resume(struct device *dev)
struct dw_mipi_dsi_stm *dsi = dw_mipi_dsi_stm_plat_data.priv_data;
int ret;
- DRM_DEBUG_DRIVER("\n");
+ dev_dbg(dsi->dev, "\n");
ret = regulator_enable(dsi->vdd_supply);
if (ret) {
- DRM_ERROR("Failed to enable regulator: %d\n", ret);
+ dev_err(dev, "Failed to enable regulator: %d\n", ret);
return ret;
}
ret = clk_prepare_enable(dsi->pllref_clk);
if (ret) {
regulator_disable(dsi->vdd_supply);
- DRM_ERROR("Failed to enable pllref_clk: %d\n", ret);
+ dev_err(dev, "Failed to enable pllref_clk: %d\n", ret);
return ret;
}
--
2.17.1
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