diff options
Diffstat (limited to 'drivers/video/fbdev/omap2/omapfb/dss/dss.c')
| -rw-r--r-- | drivers/video/fbdev/omap2/omapfb/dss/dss.c | 53 |
1 files changed, 17 insertions, 36 deletions
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/dss.c b/drivers/video/fbdev/omap2/omapfb/dss/dss.c index f0cac9e0eb94..3624a7fbdca8 100644 --- a/drivers/video/fbdev/omap2/omapfb/dss/dss.c +++ b/drivers/video/fbdev/omap2/omapfb/dss/dss.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * linux/drivers/video/omap2/dss/dss.c * @@ -6,18 +7,6 @@ * * Some code and ideas taken from drivers/video/omap/ driver * by Imre Deak. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License version 2 as published by - * the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #define DSS_SUBSYS_NAME "DSS" @@ -37,6 +26,7 @@ #include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/of.h> +#include <linux/of_graph.h> #include <linux/regulator/consumer.h> #include <linux/suspend.h> #include <linux/component.h> @@ -778,9 +768,10 @@ int dss_runtime_get(void) DSSDBG("dss_runtime_get\n"); - r = pm_runtime_get_sync(&dss.pdev->dev); - WARN_ON(r < 0); - return r < 0 ? r : 0; + r = pm_runtime_resume_and_get(&dss.pdev->dev); + if (WARN_ON(r < 0)) + return r; + return 0; } void dss_runtime_put(void) @@ -844,7 +835,7 @@ static const struct dss_features omap34xx_dss_feats = { }; static const struct dss_features omap3630_dss_feats = { - .fck_div_max = 32, + .fck_div_max = 31, .dss_fck_multiplier = 1, .parent_clk_name = "dpll4_ck", .dpi_select_source = &dss_dpi_select_source_omap2_omap3, @@ -929,10 +920,7 @@ static int dss_init_ports(struct platform_device *pdev) struct device_node *port; int r, ret = 0; - if (parent == NULL) - return 0; - - port = omapdss_of_get_next_port(parent, NULL); + port = of_graph_get_next_port(parent, NULL); if (!port) return 0; @@ -962,8 +950,9 @@ static int dss_init_ports(struct platform_device *pdev) default: break; } - } while (!ret && - (port = omapdss_of_get_next_port(parent, port)) != NULL); + + port = of_graph_get_next_port(parent, port); + } while (!ret && port); if (ret) dss_uninit_ports(pdev); @@ -976,10 +965,7 @@ static void dss_uninit_ports(struct platform_device *pdev) struct device_node *parent = pdev->dev.of_node; struct device_node *port; - if (parent == NULL) - return; - - port = omapdss_of_get_next_port(parent, NULL); + port = of_graph_get_next_port(parent, NULL); if (!port) return; @@ -1010,7 +996,9 @@ static void dss_uninit_ports(struct platform_device *pdev) default: break; } - } while ((port = omapdss_of_get_next_port(parent, port)) != NULL); + + port = of_graph_get_next_port(parent, port); + } while (port); } static int dss_video_pll_probe(struct platform_device *pdev) @@ -1201,12 +1189,6 @@ static const struct component_master_ops dss_component_ops = { .unbind = dss_unbind, }; -static int dss_component_compare(struct device *dev, void *data) -{ - struct device *child = data; - return dev == child; -} - static int dss_add_child_component(struct device *dev, void *data) { struct component_match **match = data; @@ -1220,7 +1202,7 @@ static int dss_add_child_component(struct device *dev, void *data) if (strstr(dev_name(dev), "rfbi")) return 0; - component_match_add(dev->parent, match, dss_component_compare, dev); + component_match_add(dev->parent, match, component_compare_dev, dev); return 0; } @@ -1240,10 +1222,9 @@ static int dss_probe(struct platform_device *pdev) return 0; } -static int dss_remove(struct platform_device *pdev) +static void dss_remove(struct platform_device *pdev) { component_master_del(&pdev->dev, &dss_component_ops); - return 0; } static int dss_runtime_suspend(struct device *dev) |