diff options
author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2015-06-17 12:45:52 +0200 |
---|---|---|
committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2015-06-17 12:45:52 +0200 |
commit | a8998202c1d80274c44a520f3d2eb6fc641733c1 (patch) | |
tree | 4c3eca8e280045ef5eea59a4f99a1323943f99d5 /drivers/video | |
parent | fbdev: propagate result of fb_videomode_from_videomode() (diff) | |
parent | OMAPDSS: simplify submodule reg/unreg code (diff) | |
download | linux-a8998202c1d80274c44a520f3d2eb6fc641733c1.tar.xz linux-a8998202c1d80274c44a520f3d2eb6fc641733c1.zip |
Merge omapdss componentization work
Diffstat (limited to 'drivers/video')
-rw-r--r-- | drivers/video/fbdev/omap2/dss/core.c | 80 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/dispc.c | 42 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/dpi.c | 36 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/dsi.c | 27 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/dss.c | 223 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/dss.h | 32 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/hdmi4.c | 28 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/hdmi5.c | 28 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/rfbi.c | 32 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/sdi.c | 35 | ||||
-rw-r--r-- | drivers/video/fbdev/omap2/dss/venc.c | 31 |
11 files changed, 396 insertions, 198 deletions
diff --git a/drivers/video/fbdev/omap2/dss/core.c b/drivers/video/fbdev/omap2/dss/core.c index 16751755d433..54eeb507f9b3 100644 --- a/drivers/video/fbdev/omap2/dss/core.c +++ b/drivers/video/fbdev/omap2/dss/core.c @@ -50,8 +50,6 @@ static char *def_disp_name; module_param_named(def_disp, def_disp_name, charp, 0); MODULE_PARM_DESC(def_disp, "default display name"); -static bool dss_initialized; - const char *omapdss_get_default_display_name(void) { return core.default_display_name; @@ -65,12 +63,6 @@ enum omapdss_version omapdss_get_version(void) } EXPORT_SYMBOL(omapdss_get_version); -bool omapdss_is_initialized(void) -{ - return dss_initialized; -} -EXPORT_SYMBOL(omapdss_is_initialized); - struct platform_device *dss_get_core_pdev(void) { return core.pdev; @@ -253,6 +245,8 @@ static struct platform_driver omap_dss_driver = { /* INIT */ static int (*dss_output_drv_reg_funcs[])(void) __initdata = { + dss_init_platform_driver, + dispc_init_platform_driver, #ifdef CONFIG_OMAP2_DSS_DSI dsi_init_platform_driver, #endif @@ -276,32 +270,32 @@ static int (*dss_output_drv_reg_funcs[])(void) __initdata = { #endif }; -static void (*dss_output_drv_unreg_funcs[])(void) __exitdata = { -#ifdef CONFIG_OMAP2_DSS_DSI - dsi_uninit_platform_driver, +static void (*dss_output_drv_unreg_funcs[])(void) = { +#ifdef CONFIG_OMAP5_DSS_HDMI + hdmi5_uninit_platform_driver, #endif -#ifdef CONFIG_OMAP2_DSS_DPI - dpi_uninit_platform_driver, +#ifdef CONFIG_OMAP4_DSS_HDMI + hdmi4_uninit_platform_driver, #endif -#ifdef CONFIG_OMAP2_DSS_SDI - sdi_uninit_platform_driver, +#ifdef CONFIG_OMAP2_DSS_VENC + venc_uninit_platform_driver, #endif #ifdef CONFIG_OMAP2_DSS_RFBI rfbi_uninit_platform_driver, #endif -#ifdef CONFIG_OMAP2_DSS_VENC - venc_uninit_platform_driver, +#ifdef CONFIG_OMAP2_DSS_SDI + sdi_uninit_platform_driver, #endif -#ifdef CONFIG_OMAP4_DSS_HDMI - hdmi4_uninit_platform_driver, +#ifdef CONFIG_OMAP2_DSS_DPI + dpi_uninit_platform_driver, #endif -#ifdef CONFIG_OMAP5_DSS_HDMI - hdmi5_uninit_platform_driver, +#ifdef CONFIG_OMAP2_DSS_DSI + dsi_uninit_platform_driver, #endif + dispc_uninit_platform_driver, + dss_uninit_platform_driver, }; -static bool dss_output_drv_loaded[ARRAY_SIZE(dss_output_drv_reg_funcs)]; - static int __init omap_dss_init(void) { int r; @@ -311,35 +305,20 @@ static int __init omap_dss_init(void) if (r) return r; - r = dss_init_platform_driver(); - if (r) { - DSSERR("Failed to initialize DSS platform driver\n"); - goto err_dss; - } - - r = dispc_init_platform_driver(); - if (r) { - DSSERR("Failed to initialize dispc platform driver\n"); - goto err_dispc; - } - - /* - * It's ok if the output-driver register fails. It happens, for example, - * when there is no output-device (e.g. SDI for OMAP4). - */ for (i = 0; i < ARRAY_SIZE(dss_output_drv_reg_funcs); ++i) { r = dss_output_drv_reg_funcs[i](); - if (r == 0) - dss_output_drv_loaded[i] = true; + if (r) + goto err_reg; } - dss_initialized = true; - return 0; -err_dispc: - dss_uninit_platform_driver(); -err_dss: +err_reg: + for (i = ARRAY_SIZE(dss_output_drv_reg_funcs) - i; + i < ARRAY_SIZE(dss_output_drv_reg_funcs); + ++i) + dss_output_drv_unreg_funcs[i](); + platform_driver_unregister(&omap_dss_driver); return r; @@ -349,13 +328,8 @@ static void __exit omap_dss_exit(void) { int i; - for (i = 0; i < ARRAY_SIZE(dss_output_drv_unreg_funcs); ++i) { - if (dss_output_drv_loaded[i]) - dss_output_drv_unreg_funcs[i](); - } - - dispc_uninit_platform_driver(); - dss_uninit_platform_driver(); + for (i = 0; i < ARRAY_SIZE(dss_output_drv_unreg_funcs); ++i) + dss_output_drv_unreg_funcs[i](); platform_driver_unregister(&omap_dss_driver); } diff --git a/drivers/video/fbdev/omap2/dss/dispc.c b/drivers/video/fbdev/omap2/dss/dispc.c index f4fc77d9d3bf..c8e34163211a 100644 --- a/drivers/video/fbdev/omap2/dss/dispc.c +++ b/drivers/video/fbdev/omap2/dss/dispc.c @@ -39,6 +39,7 @@ #include <linux/mfd/syscon.h> #include <linux/regmap.h> #include <linux/of.h> +#include <linux/component.h> #include <video/omapdss.h> @@ -3692,7 +3693,7 @@ static void _omap_dispc_initial_config(void) dispc_init_mflag(); } -static const struct dispc_features omap24xx_dispc_feats __initconst = { +static const struct dispc_features omap24xx_dispc_feats = { .sw_start = 5, .fp_start = 15, .bp_start = 27, @@ -3711,7 +3712,7 @@ static const struct dispc_features omap24xx_dispc_feats __initconst = { .set_max_preload = false, }; -static const struct dispc_features omap34xx_rev1_0_dispc_feats __initconst = { +static const struct dispc_features omap34xx_rev1_0_dispc_feats = { .sw_start = 5, .fp_start = 15, .bp_start = 27, @@ -3731,7 +3732,7 @@ static const struct dispc_features omap34xx_rev1_0_dispc_feats __initconst = { .set_max_preload = false, }; -static const struct dispc_features omap34xx_rev3_0_dispc_feats __initconst = { +static const struct dispc_features omap34xx_rev3_0_dispc_feats = { .sw_start = 7, .fp_start = 19, .bp_start = 31, @@ -3751,7 +3752,7 @@ static const struct dispc_features omap34xx_rev3_0_dispc_feats __initconst = { .set_max_preload = false, }; -static const struct dispc_features omap44xx_dispc_feats __initconst = { +static const struct dispc_features omap44xx_dispc_feats = { .sw_start = 7, .fp_start = 19, .bp_start = 31, @@ -3771,7 +3772,7 @@ static const struct dispc_features omap44xx_dispc_feats __initconst = { .set_max_preload = true, }; -static const struct dispc_features omap54xx_dispc_feats __initconst = { +static const struct dispc_features omap54xx_dispc_feats = { .sw_start = 7, .fp_start = 19, .bp_start = 31, @@ -3792,7 +3793,7 @@ static const struct dispc_features omap54xx_dispc_feats __initconst = { .set_max_preload = true, }; -static int __init dispc_init_features(struct platform_device *pdev) +static int dispc_init_features(struct platform_device *pdev) { const struct dispc_features *src; struct dispc_features *dst; @@ -3882,8 +3883,9 @@ void dispc_free_irq(void *dev_id) EXPORT_SYMBOL(dispc_free_irq); /* DISPC HW IP initialisation */ -static int __init omap_dispchw_probe(struct platform_device *pdev) +static int dispc_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); u32 rev; int r = 0; struct resource *dispc_mem; @@ -3955,12 +3957,27 @@ err_runtime_get: return r; } -static int __exit omap_dispchw_remove(struct platform_device *pdev) +static void dispc_unbind(struct device *dev, struct device *master, + void *data) { - pm_runtime_disable(&pdev->dev); + pm_runtime_disable(dev); dss_uninit_overlay_managers(); +} + +static const struct component_ops dispc_component_ops = { + .bind = dispc_bind, + .unbind = dispc_unbind, +}; +static int dispc_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &dispc_component_ops); +} + +static int dispc_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &dispc_component_ops); return 0; } @@ -4013,7 +4030,8 @@ static const struct of_device_id dispc_of_match[] = { }; static struct platform_driver omap_dispchw_driver = { - .remove = __exit_p(omap_dispchw_remove), + .probe = dispc_probe, + .remove = dispc_remove, .driver = { .name = "omapdss_dispc", .pm = &dispc_pm_ops, @@ -4024,10 +4042,10 @@ static struct platform_driver omap_dispchw_driver = { int __init dispc_init_platform_driver(void) { - return platform_driver_probe(&omap_dispchw_driver, omap_dispchw_probe); + return platform_driver_register(&omap_dispchw_driver); } -void __exit dispc_uninit_platform_driver(void) +void dispc_uninit_platform_driver(void) { platform_driver_unregister(&omap_dispchw_driver); } diff --git a/drivers/video/fbdev/omap2/dss/dpi.c b/drivers/video/fbdev/omap2/dss/dpi.c index f83e7b030249..fb45b6432968 100644 --- a/drivers/video/fbdev/omap2/dss/dpi.c +++ b/drivers/video/fbdev/omap2/dss/dpi.c @@ -32,6 +32,7 @@ #include <linux/string.h> #include <linux/of.h> #include <linux/clk.h> +#include <linux/component.h> #include <video/omapdss.h> @@ -731,7 +732,7 @@ static void dpi_init_output(struct platform_device *pdev) omapdss_register_output(out); } -static void __exit dpi_uninit_output(struct platform_device *pdev) +static void dpi_uninit_output(struct platform_device *pdev) { struct dpi_data *dpi = dpi_get_data_from_pdev(pdev); struct omap_dss_device *out = &dpi->output; @@ -775,7 +776,7 @@ static void dpi_init_output_port(struct platform_device *pdev, omapdss_register_output(out); } -static void __exit dpi_uninit_output_port(struct device_node *port) +static void dpi_uninit_output_port(struct device_node *port) { struct dpi_data *dpi = port->data; struct omap_dss_device *out = &dpi->output; @@ -783,8 +784,9 @@ static void __exit dpi_uninit_output_port(struct device_node *port) omapdss_unregister_output(out); } -static int omap_dpi_probe(struct platform_device *pdev) +static int dpi_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); struct dpi_data *dpi; dpi = devm_kzalloc(&pdev->dev, sizeof(*dpi), GFP_KERNEL); @@ -802,16 +804,32 @@ static int omap_dpi_probe(struct platform_device *pdev) return 0; } -static int __exit omap_dpi_remove(struct platform_device *pdev) +static void dpi_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + dpi_uninit_output(pdev); +} + +static const struct component_ops dpi_component_ops = { + .bind = dpi_bind, + .unbind = dpi_unbind, +}; +static int dpi_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &dpi_component_ops); +} + +static int dpi_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &dpi_component_ops); return 0; } static struct platform_driver omap_dpi_driver = { - .probe = omap_dpi_probe, - .remove = __exit_p(omap_dpi_remove), + .probe = dpi_probe, + .remove = dpi_remove, .driver = { .name = "omapdss_dpi", .suppress_bind_attrs = true, @@ -823,12 +841,12 @@ int __init dpi_init_platform_driver(void) return platform_driver_register(&omap_dpi_driver); } -void __exit dpi_uninit_platform_driver(void) +void dpi_uninit_platform_driver(void) { platform_driver_unregister(&omap_dpi_driver); } -int __init dpi_init_port(struct platform_device *pdev, struct device_node *port) +int dpi_init_port(struct platform_device *pdev, struct device_node *port) { struct dpi_data *dpi; struct device_node *ep; @@ -870,7 +888,7 @@ err_datalines: return r; } -void __exit dpi_uninit_port(struct device_node *port) +void dpi_uninit_port(struct device_node *port) { struct dpi_data *dpi = port->data; diff --git a/drivers/video/fbdev/omap2/dss/dsi.c b/drivers/video/fbdev/omap2/dss/dsi.c index 28b0bc11669d..b3606def5b7b 100644 --- a/drivers/video/fbdev/omap2/dss/dsi.c +++ b/drivers/video/fbdev/omap2/dss/dsi.c @@ -40,6 +40,7 @@ #include <linux/pm_runtime.h> #include <linux/of.h> #include <linux/of_platform.h> +#include <linux/component.h> #include <video/omapdss.h> #include <video/mipi_display.h> @@ -5274,8 +5275,9 @@ static int dsi_init_pll_data(struct platform_device *dsidev) } /* DSI1 HW IP initialisation */ -static int omap_dsihw_probe(struct platform_device *dsidev) +static int dsi_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *dsidev = to_platform_device(dev); u32 rev; int r, i; struct dsi_data *dsi; @@ -5484,8 +5486,9 @@ err_runtime_get: return r; } -static int __exit omap_dsihw_remove(struct platform_device *dsidev) +static void dsi_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *dsidev = to_platform_device(dev); struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev); of_platform_depopulate(&dsidev->dev); @@ -5502,7 +5505,21 @@ static int __exit omap_dsihw_remove(struct platform_device *dsidev) regulator_disable(dsi->vdds_dsi_reg); dsi->vdds_dsi_enabled = false; } +} + +static const struct component_ops dsi_component_ops = { + .bind = dsi_bind, + .unbind = dsi_unbind, +}; +static int dsi_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &dsi_component_ops); +} + +static int dsi_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &dsi_component_ops); return 0; } @@ -5569,8 +5586,8 @@ static const struct of_device_id dsi_of_match[] = { }; static struct platform_driver omap_dsihw_driver = { - .probe = omap_dsihw_probe, - .remove = __exit_p(omap_dsihw_remove), + .probe = dsi_probe, + .remove = dsi_remove, .driver = { .name = "omapdss_dsi", .pm = &dsi_pm_ops, @@ -5584,7 +5601,7 @@ int __init dsi_init_platform_driver(void) return platform_driver_register(&omap_dsihw_driver); } -void __exit dsi_uninit_platform_driver(void) +void dsi_uninit_platform_driver(void) { platform_driver_unregister(&omap_dsihw_driver); } diff --git a/drivers/video/fbdev/omap2/dss/dss.c b/drivers/video/fbdev/omap2/dss/dss.c index 7f978b6a34e8..612b093831d5 100644 --- a/drivers/video/fbdev/omap2/dss/dss.c +++ b/drivers/video/fbdev/omap2/dss/dss.c @@ -39,6 +39,7 @@ #include <linux/of.h> #include <linux/regulator/consumer.h> #include <linux/suspend.h> +#include <linux/component.h> #include <video/omapdss.h> @@ -111,6 +112,14 @@ static const char * const dss_generic_clk_source_names[] = { [OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI] = "DSI_PLL2_HSDIV_DSI", }; +static bool dss_initialized; + +bool omapdss_is_initialized(void) +{ + return dss_initialized; +} +EXPORT_SYMBOL(omapdss_is_initialized); + static inline void dss_write_reg(const struct dss_reg idx, u32 val) { __raw_writel(val, dss.base + idx.idx); @@ -811,7 +820,7 @@ static const enum omap_display_type dra7xx_ports[] = { OMAP_DISPLAY_TYPE_DPI, }; -static const struct dss_features omap24xx_dss_feats __initconst = { +static const struct dss_features omap24xx_dss_feats = { /* * fck div max is really 16, but the divider range has gaps. The range * from 1 to 6 has no gaps, so let's use that as a max. @@ -824,7 +833,7 @@ static const struct dss_features omap24xx_dss_feats __initconst = { .num_ports = ARRAY_SIZE(omap2plus_ports), }; -static const struct dss_features omap34xx_dss_feats __initconst = { +static const struct dss_features omap34xx_dss_feats = { .fck_div_max = 16, .dss_fck_multiplier = 2, .parent_clk_name = "dpll4_ck", @@ -833,7 +842,7 @@ static const struct dss_features omap34xx_dss_feats __initconst = { .num_ports = ARRAY_SIZE(omap34xx_ports), }; -static const struct dss_features omap3630_dss_feats __initconst = { +static const struct dss_features omap3630_dss_feats = { .fck_div_max = 32, .dss_fck_multiplier = 1, .parent_clk_name = "dpll4_ck", @@ -842,7 +851,7 @@ static const struct dss_features omap3630_dss_feats __initconst = { .num_ports = ARRAY_SIZE(omap2plus_ports), }; -static const struct dss_features omap44xx_dss_feats __initconst = { +static const struct dss_features omap44xx_dss_feats = { .fck_div_max = 32, .dss_fck_multiplier = 1, .parent_clk_name = "dpll_per_x2_ck", @@ -851,7 +860,7 @@ static const struct dss_features omap44xx_dss_feats __initconst = { .num_ports = ARRAY_SIZE(omap2plus_ports), }; -static const struct dss_features omap54xx_dss_feats __initconst = { +static const struct dss_features omap54xx_dss_feats = { .fck_div_max = 64, .dss_fck_multiplier = 1, .parent_clk_name = "dpll_per_x2_ck", @@ -860,7 +869,7 @@ static const struct dss_features omap54xx_dss_feats __initconst = { .num_ports = ARRAY_SIZE(omap2plus_ports), }; -static const struct dss_features am43xx_dss_feats __initconst = { +static const struct dss_features am43xx_dss_feats = { .fck_div_max = 0, .dss_fck_multiplier = 0, .parent_clk_name = NULL, @@ -869,7 +878,7 @@ static const struct dss_features am43xx_dss_feats __initconst = { .num_ports = ARRAY_SIZE(omap2plus_ports), }; -static const struct dss_features dra7xx_dss_feats __initconst = { +static const struct dss_features dra7xx_dss_feats = { .fck_div_max = 64, .dss_fck_multiplier = 1, .parent_clk_name = "dpll_per_x2_ck", @@ -878,7 +887,7 @@ static const struct dss_features dra7xx_dss_feats __initconst = { .num_ports = ARRAY_SIZE(dra7xx_ports), }; -static int __init dss_init_features(struct platform_device *pdev) +static int dss_init_features(struct platform_device *pdev) { const struct dss_features *src; struct dss_features *dst; @@ -932,7 +941,7 @@ static int __init dss_init_features(struct platform_device *pdev) return 0; } -static int __init dss_init_ports(struct platform_device *pdev) +static int dss_init_ports(struct platform_device *pdev) { struct device_node *parent = pdev->dev.of_node; struct device_node *port; @@ -976,7 +985,7 @@ static int __init dss_init_ports(struct platform_device *pdev) return 0; } -static void __exit dss_uninit_ports(struct platform_device *pdev) +static void dss_uninit_ports(struct platform_device *pdev) { struct device_node *parent = pdev->dev.of_node; struct device_node *port; @@ -1018,14 +1027,74 @@ static void __exit dss_uninit_ports(struct platform_device *pdev) } while ((port = omapdss_of_get_next_port(parent, port)) != NULL); } +static int dss_video_pll_probe(struct platform_device *pdev) +{ + struct device_node *np = pdev->dev.of_node; + struct regulator *pll_regulator; + int r; + + if (!np) + return 0; + + if (of_property_read_bool(np, "syscon-pll-ctrl")) { + dss.syscon_pll_ctrl = syscon_regmap_lookup_by_phandle(np, + "syscon-pll-ctrl"); + if (IS_ERR(dss.syscon_pll_ctrl)) { + dev_err(&pdev->dev, + "failed to get syscon-pll-ctrl regmap\n"); + return PTR_ERR(dss.syscon_pll_ctrl); + } + + if (of_property_read_u32_index(np, "syscon-pll-ctrl", 1, + &dss.syscon_pll_ctrl_offset)) { + dev_err(&pdev->dev, + "failed to get syscon-pll-ctrl offset\n"); + return -EINVAL; + } + } + + pll_regulator = devm_regulator_get(&pdev->dev, "vdda_video"); + if (IS_ERR(pll_regulator)) { + r = PTR_ERR(pll_regulator); + + switch (r) { + case -ENOENT: + pll_regulator = NULL; + break; + + case -EPROBE_DEFER: + return -EPROBE_DEFER; + + default: + DSSERR("can't get DPLL VDDA regulator\n"); + return r; + } + } + + if (of_property_match_string(np, "reg-names", "pll1") >= 0) { + dss.video1_pll = dss_video_pll_init(pdev, 0, pll_regulator); + if (IS_ERR(dss.video1_pll)) + return PTR_ERR(dss.video1_pll); + } + + if (of_property_match_string(np, "reg-names", "pll2") >= 0) { + dss.video2_pll = dss_video_pll_init(pdev, 1, pll_regulator); + if (IS_ERR(dss.video2_pll)) { + dss_video_pll_uninit(dss.video1_pll); + return PTR_ERR(dss.video2_pll); + } + } + + return 0; +} + /* DSS HW IP initialisation */ -static int __init omap_dsshw_probe(struct platform_device *pdev) +static int dss_bind(struct device *dev) { + struct platform_device *pdev = to_platform_device(dev); struct resource *dss_mem; - struct device_node *np = pdev->dev.of_node; u32 rev; int r; - struct regulator *pll_regulator; dss.pdev = pdev; @@ -1054,6 +1123,14 @@ static int __init omap_dsshw_probe(struct platform_device *pdev) if (r) goto err_setup_clocks; + r = dss_video_pll_probe(pdev); + if (r) + goto err_pll_init; + + r = dss_init_ports(pdev); + if (r) + goto err_init_ports; + pm_runtime_enable(&pdev->dev); r = dss_runtime_get(); @@ -1078,86 +1155,48 @@ static int __init omap_dsshw_probe(struct platform_device *pdev) dss.lcd_clk_source[0] = OMAP_DSS_CLK_SRC_FCK; dss.lcd_clk_source[1] = OMAP_DSS_CLK_SRC_FCK; - dss_init_ports(pdev); - - if (np && of_property_read_bool(np, "syscon-pll-ctrl")) { - dss.syscon_pll_ctrl = syscon_regmap_lookup_by_phandle(np, - "syscon-pll-ctrl"); - if (IS_ERR(dss.syscon_pll_ctrl)) { - dev_err(&pdev->dev, - "failed to get syscon-pll-ctrl regmap\n"); - return PTR_ERR(dss.syscon_pll_ctrl); - } - - if (of_property_read_u32_index(np, "syscon-pll-ctrl", 1, - &dss.syscon_pll_ctrl_offset)) { - dev_err(&pdev->dev, - "failed to get syscon-pll-ctrl offset\n"); - return -EINVAL; - } - } - - pll_regulator = devm_regulator_get(&pdev->dev, "vdda_video"); - if (IS_ERR(pll_regulator)) { - r = PTR_ERR(pll_regulator); - - switch (r) { - case -ENOENT: - pll_regulator = NULL; - break; - - case -EPROBE_DEFER: - return -EPROBE_DEFER; - - default: - DSSERR("can't get DPLL VDDA regulator\n"); - return r; - } - } - - if (of_property_match_string(np, "reg-names", "pll1") >= 0) { - dss.video1_pll = dss_video_pll_init(pdev, 0, pll_regulator); - if (IS_ERR(dss.video1_pll)) { - r = PTR_ERR(dss.video1_pll); - goto err_pll_init; - } - } - - if (of_property_match_string(np, "reg-names", "pll2") >= 0) { - dss.video2_pll = dss_video_pll_init(pdev, 1, pll_regulator); - if (IS_ERR(dss.video2_pll)) { - r = PTR_ERR(dss.video2_pll); - goto err_pll_init; - } - } - rev = dss_read_reg(DSS_REVISION); printk(KERN_INFO "OMAP DSS rev %d.%d\n", FLD_GET(rev, 7, 4), FLD_GET(rev, 3, 0)); dss_runtime_put(); + r = component_bind_all(&pdev->dev, NULL); + if (r) + goto err_component; + dss_debugfs_create_file("dss", dss_dump_regs); pm_set_vt_switch(0); + dss_initialized = true; + return 0; -err_pll_init: +err_component: +err_runtime_get: + pm_runtime_disable(&pdev->dev); + dss_uninit_ports(pdev); +err_init_ports: if (dss.video1_pll) dss_video_pll_uninit(dss.video1_pll); if (dss.video2_pll) dss_video_pll_uninit(dss.video2_pll); -err_runtime_get: - pm_runtime_disable(&pdev->dev); +err_pll_init: err_setup_clocks: dss_put_clocks(); return r; } -static int __exit omap_dsshw_remove(struct platform_device *pdev) +static void dss_unbind(struct device *dev) { + struct platform_device *pdev = to_platform_device(dev); + + dss_initialized = false; + + component_unbind_all(&pdev->dev, NULL); + if (dss.video1_pll) dss_video_pll_uninit(dss.video1_pll); @@ -1169,10 +1208,49 @@ static int __exit omap_dsshw_remove(struct platform_device *pdev) pm_runtime_disable(&pdev->dev); dss_put_clocks(); +} + +static const struct component_master_ops dss_component_ops = { + .bind = dss_bind, + .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; + + component_match_add(dev->parent, match, dss_component_compare, dev); + + return 0; +} + +static int dss_probe(struct platform_device *pdev) +{ + struct component_match *match = NULL; + int r; + + /* add all the child devices as components */ + device_for_each_child(&pdev->dev, &match, dss_add_child_component); + + r = component_master_add_with_match(&pdev->dev, &dss_component_ops, match); + if (r) + return r; return 0; } +static int dss_remove(struct platform_device *pdev) +{ + component_master_del(&pdev->dev, &dss_component_ops); + return 0; +} + static int dss_runtime_suspend(struct device *dev) { dss_save_context(); @@ -1215,7 +1293,8 @@ static const struct of_device_id dss_of_match[] = { MODULE_DEVICE_TABLE(of, dss_of_match); static struct platform_driver omap_dsshw_driver = { - .remove = __exit_p(omap_dsshw_remove), + .probe = dss_probe, + .remove = dss_remove, .driver = { .name = "omapdss_dss", .pm = &dss_pm_ops, @@ -1226,7 +1305,7 @@ static struct platform_driver omap_dsshw_driver = { int __init dss_init_platform_driver(void) { - return platform_driver_probe(&omap_dsshw_driver, omap_dsshw_probe); + return platform_driver_register(&omap_dsshw_driver); } void dss_uninit_platform_driver(void) diff --git a/drivers/video/fbdev/omap2/dss/dss.h b/drivers/video/fbdev/omap2/dss/dss.h index 4812eee2622a..2406bcdb831a 100644 --- a/drivers/video/fbdev/omap2/dss/dss.h +++ b/drivers/video/fbdev/omap2/dss/dss.h @@ -309,18 +309,18 @@ bool dss_div_calc(unsigned long pck, unsigned long fck_min, /* SDI */ int sdi_init_platform_driver(void) __init; -void sdi_uninit_platform_driver(void) __exit; +void sdi_uninit_platform_driver(void); #ifdef CONFIG_OMAP2_DSS_SDI -int sdi_init_port(struct platform_device *pdev, struct device_node *port) __init; -void sdi_uninit_port(struct device_node *port) __exit; +int sdi_init_port(struct platform_device *pdev, struct device_node *port); +void sdi_uninit_port(struct device_node *port); #else -static inline int __init sdi_init_port(struct platform_device *pdev, +static inline int sdi_init_port(struct platform_device *pdev, struct device_node *port) { return 0; } -static inline void __exit sdi_uninit_port(struct device_node *port) +static inline void sdi_uninit_port(struct device_node *port) { } #endif @@ -333,7 +333,7 @@ struct dentry; struct file_operations; int dsi_init_platform_driver(void) __init; -void dsi_uninit_platform_driver(void) __exit; +void dsi_uninit_platform_driver(void); void dsi_dump_clocks(struct seq_file *s); @@ -350,25 +350,25 @@ static inline u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt) /* DPI */ int dpi_init_platform_driver(void) __init; -void dpi_uninit_platform_driver(void) __exit; +void dpi_uninit_platform_driver(void); #ifdef CONFIG_OMAP2_DSS_DPI -int dpi_init_port(struct platform_device *pdev, struct device_node *port) __init; -void dpi_uninit_port(struct device_node *port) __exit; +int dpi_init_port(struct platform_device *pdev, struct device_node *port); +void dpi_uninit_port(struct device_node *port); #else -static inline int __init dpi_init_port(struct platform_device *pdev, +static inline int dpi_init_port(struct platform_device *pdev, struct device_node *port) { return 0; } -static inline void __exit dpi_uninit_port(struct device_node *port) +static inline void dpi_uninit_port(struct device_node *port) { } #endif /* DISPC */ int dispc_init_platform_driver(void) __init; -void dispc_uninit_platform_driver(void) __exit; +void dispc_uninit_platform_driver(void); void dispc_dump_clocks(struct seq_file *s); void dispc_enable_sidle(void); @@ -418,18 +418,18 @@ int dispc_wb_setup(const struct omap_dss_writeback_info *wi, /* VENC */ int venc_init_platform_driver(void) __init; -void venc_uninit_platform_driver(void) __exit; +void venc_uninit_platform_driver(void); /* HDMI */ int hdmi4_init_platform_driver(void) __init; -void hdmi4_uninit_platform_driver(void) __exit; +void hdmi4_uninit_platform_driver(void); int hdmi5_init_platform_driver(void) __init; -void hdmi5_uninit_platform_driver(void) __exit; +void hdmi5_uninit_platform_driver(void); /* RFBI */ int rfbi_init_platform_driver(void) __init; -void rfbi_uninit_platform_driver(void) __exit; +void rfbi_uninit_platform_driver(void); #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS diff --git a/drivers/video/fbdev/omap2/dss/hdmi4.c b/drivers/video/fbdev/omap2/dss/hdmi4.c index 916d47978f41..d35312d69025 100644 --- a/drivers/video/fbdev/omap2/dss/hdmi4.c +++ b/drivers/video/fbdev/omap2/dss/hdmi4.c @@ -32,6 +32,7 @@ #include <linux/clk.h> #include <linux/gpio.h> #include <linux/regulator/consumer.h> +#include <linux/component.h> #include <video/omapdss.h> #include <sound/omap-hdmi-audio.h> @@ -646,8 +647,9 @@ static int hdmi_audio_register(struct device *dev) } /* HDMI HW IP initialisation */ -static int omapdss_hdmihw_probe(struct platform_device *pdev) +static int hdmi4_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); int r; int irq; @@ -713,8 +715,10 @@ err: return r; } -static int __exit omapdss_hdmihw_remove(struct platform_device *pdev) +static void hdmi4_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + if (hdmi.audio_pdev) platform_device_unregister(hdmi.audio_pdev); @@ -723,7 +727,21 @@ static int __exit omapdss_hdmihw_remove(struct platform_device *pdev) hdmi_pll_uninit(&hdmi.pll); pm_runtime_disable(&pdev->dev); +} + +static const struct component_ops hdmi4_component_ops = { + .bind = hdmi4_bind, + .unbind = hdmi4_unbind, +}; +static int hdmi4_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &hdmi4_component_ops); +} + +static int hdmi4_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &hdmi4_component_ops); return 0; } @@ -756,8 +774,8 @@ static const struct of_device_id hdmi_of_match[] = { }; static struct platform_driver omapdss_hdmihw_driver = { - .probe = omapdss_hdmihw_probe, - .remove = __exit_p(omapdss_hdmihw_remove), + .probe = hdmi4_probe, + .remove = hdmi4_remove, .driver = { .name = "omapdss_hdmi", .pm = &hdmi_pm_ops, @@ -771,7 +789,7 @@ int __init hdmi4_init_platform_driver(void) return platform_driver_register(&omapdss_hdmihw_driver); } -void __exit hdmi4_uninit_platform_driver(void) +void hdmi4_uninit_platform_driver(void) { platform_driver_unregister(&omapdss_hdmihw_driver); } diff --git a/drivers/video/fbdev/omap2/dss/hdmi5.c b/drivers/video/fbdev/omap2/dss/hdmi5.c index 3f0b34a7031a..7f875788edbc 100644 --- a/drivers/video/fbdev/omap2/dss/hdmi5.c +++ b/drivers/video/fbdev/omap2/dss/hdmi5.c @@ -37,6 +37,7 @@ #include <linux/clk.h> #include <linux/gpio.h> #include <linux/regulator/consumer.h> +#include <linux/component.h> #include <video/omapdss.h> #include <sound/omap-hdmi-audio.h> @@ -681,8 +682,9 @@ static int hdmi_audio_register(struct device *dev) } /* HDMI HW IP initialisation */ -static int omapdss_hdmihw_probe(struct platform_device *pdev) +static int hdmi5_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); int r; int irq; @@ -748,8 +750,10 @@ err: return r; } -static int __exit omapdss_hdmihw_remove(struct platform_device *pdev) +static void hdmi5_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + if (hdmi.audio_pdev) platform_device_unregister(hdmi.audio_pdev); @@ -758,7 +762,21 @@ static int __exit omapdss_hdmihw_remove(struct platform_device *pdev) hdmi_pll_uninit(&hdmi.pll); pm_runtime_disable(&pdev->dev); +} + +static const struct component_ops hdmi5_component_ops = { + .bind = hdmi5_bind, + .unbind = hdmi5_unbind, +}; +static int hdmi5_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &hdmi5_component_ops); +} + +static int hdmi5_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &hdmi5_component_ops); return 0; } @@ -792,8 +810,8 @@ static const struct of_device_id hdmi_of_match[] = { }; static struct platform_driver omapdss_hdmihw_driver = { - .probe = omapdss_hdmihw_probe, - .remove = __exit_p(omapdss_hdmihw_remove), + .probe = hdmi5_probe, + .remove = hdmi5_remove, .driver = { .name = "omapdss_hdmi5", .pm = &hdmi_pm_ops, @@ -807,7 +825,7 @@ int __init hdmi5_init_platform_driver(void) return platform_driver_register(&omapdss_hdmihw_driver); } -void __exit hdmi5_uninit_platform_driver(void) +void hdmi5_uninit_platform_driver(void) { platform_driver_unregister(&omapdss_hdmihw_driver); } diff --git a/drivers/video/fbdev/omap2/dss/rfbi.c b/drivers/video/fbdev/omap2/dss/rfbi.c index 065effca9236..1525a494d057 100644 --- a/drivers/video/fbdev/omap2/dss/rfbi.c +++ b/drivers/video/fbdev/omap2/dss/rfbi.c @@ -36,6 +36,7 @@ #include <linux/semaphore.h> #include <linux/platform_device.h> #include <linux/pm_runtime.h> +#include <linux/component.h> #include <video/omapdss.h> #include "dss.h" @@ -938,7 +939,7 @@ static void rfbi_init_output(struct platform_device *pdev) omapdss_register_output(out); } -static void __exit rfbi_uninit_output(struct platform_device *pdev) +static void rfbi_uninit_output(struct platform_device *pdev) { struct omap_dss_device *out = &rfbi.output; @@ -946,8 +947,9 @@ static void __exit rfbi_uninit_output(struct platform_device *pdev) } /* RFBI HW IP initialisation */ -static int omap_rfbihw_probe(struct platform_device *pdev) +static int rfbi_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); u32 rev; struct resource *rfbi_mem; struct clk *clk; @@ -1005,8 +1007,10 @@ err_runtime_get: return r; } -static int __exit omap_rfbihw_remove(struct platform_device *pdev) +static void rfbi_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + rfbi_uninit_output(pdev); pm_runtime_disable(&pdev->dev); @@ -1014,6 +1018,22 @@ static int __exit omap_rfbihw_remove(struct platform_device *pdev) return 0; } +static const struct component_ops rfbi_component_ops = { + .bind = rfbi_bind, + .unbind = rfbi_unbind, +}; + +static int rfbi_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &rfbi_component_ops); +} + +static int rfbi_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &rfbi_component_ops); + return 0; +} + static int rfbi_runtime_suspend(struct device *dev) { dispc_runtime_put(); @@ -1038,8 +1058,8 @@ static const struct dev_pm_ops rfbi_pm_ops = { }; static struct platform_driver omap_rfbihw_driver = { - .probe = omap_rfbihw_probe, - .remove = __exit_p(omap_rfbihw_remove), + .probe = rfbi_probe, + .remove = rfbi_remove, .driver = { .name = "omapdss_rfbi", .pm = &rfbi_pm_ops, @@ -1052,7 +1072,7 @@ int __init rfbi_init_platform_driver(void) return platform_driver_register(&omap_rfbihw_driver); } -void __exit rfbi_uninit_platform_driver(void) +void rfbi_uninit_platform_driver(void) { platform_driver_unregister(&omap_rfbihw_driver); } diff --git a/drivers/video/fbdev/omap2/dss/sdi.c b/drivers/video/fbdev/omap2/dss/sdi.c index 5c2ccab5a958..5843580a1deb 100644 --- a/drivers/video/fbdev/omap2/dss/sdi.c +++ b/drivers/video/fbdev/omap2/dss/sdi.c @@ -27,6 +27,7 @@ #include <linux/platform_device.h> #include <linux/string.h> #include <linux/of.h> +#include <linux/component.h> #include <video/omapdss.h> #include "dss.h" @@ -350,15 +351,17 @@ static void sdi_init_output(struct platform_device *pdev) omapdss_register_output(out); } -static void __exit sdi_uninit_output(struct platform_device *pdev) +static void sdi_uninit_output(struct platform_device *pdev) { struct omap_dss_device *out = &sdi.output; omapdss_unregister_output(out); } -static int omap_sdi_probe(struct platform_device *pdev) +static int sdi_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + sdi.pdev = pdev; sdi_init_output(pdev); @@ -366,16 +369,32 @@ static int omap_sdi_probe(struct platform_device *pdev) return 0; } -static int __exit omap_sdi_remove(struct platform_device *pdev) +static void sdi_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + sdi_uninit_output(pdev); +} + +static const struct component_ops sdi_component_ops = { + .bind = sdi_bind, + .unbind = sdi_unbind, +}; +static int sdi_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &sdi_component_ops); +} + +static int sdi_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &sdi_component_ops); return 0; } static struct platform_driver omap_sdi_driver = { - .probe = omap_sdi_probe, - .remove = __exit_p(omap_sdi_remove), + .probe = sdi_probe, + .remove = sdi_remove, .driver = { .name = "omapdss_sdi", .suppress_bind_attrs = true, @@ -387,12 +406,12 @@ int __init sdi_init_platform_driver(void) return platform_driver_register(&omap_sdi_driver); } -void __exit sdi_uninit_platform_driver(void) +void sdi_uninit_platform_driver(void) { platform_driver_unregister(&omap_sdi_driver); } -int __init sdi_init_port(struct platform_device *pdev, struct device_node *port) +int sdi_init_port(struct platform_device *pdev, struct device_node *port) { struct device_node *ep; u32 datapairs; @@ -426,7 +445,7 @@ err_datapairs: return r; } -void __exit sdi_uninit_port(struct device_node *port) +void sdi_uninit_port(struct device_node *port) { if (!sdi.port_initialized) return; diff --git a/drivers/video/fbdev/omap2/dss/venc.c b/drivers/video/fbdev/omap2/dss/venc.c index ef7fd925e7f2..99ca268c1cdd 100644 --- a/drivers/video/fbdev/omap2/dss/venc.c +++ b/drivers/video/fbdev/omap2/dss/venc.c @@ -35,6 +35,7 @@ #include <linux/regulator/consumer.h> #include <linux/pm_runtime.h> #include <linux/of.h> +#include <linux/component.h> #include <video/omapdss.h> @@ -802,7 +803,7 @@ static void venc_init_output(struct platform_device *pdev) omapdss_register_output(out); } -static void __exit venc_uninit_output(struct platform_device *pdev) +static void venc_uninit_output(struct platform_device *pdev) { struct omap_dss_device *out = &venc.output; @@ -852,8 +853,9 @@ err: } /* VENC HW IP initialisation */ -static int omap_venchw_probe(struct platform_device *pdev) +static int venc_bind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); u8 rev_id; struct resource *venc_mem; int r; @@ -912,12 +914,28 @@ err_runtime_get: return r; } -static int __exit omap_venchw_remove(struct platform_device *pdev) +static void venc_unbind(struct device *dev, struct device *master, void *data) { + struct platform_device *pdev = to_platform_device(dev); + venc_uninit_output(pdev); pm_runtime_disable(&pdev->dev); +} +static const struct component_ops venc_component_ops = { + .bind = venc_bind, + .unbind = venc_unbind, +}; + +static int venc_probe(struct platform_device *pdev) +{ + return component_add(&pdev->dev, &venc_component_ops); +} + +static int venc_remove(struct platform_device *pdev) +{ + component_del(&pdev->dev, &venc_component_ops); return 0; } @@ -950,7 +968,6 @@ static const struct dev_pm_ops venc_pm_ops = { .runtime_resume = venc_runtime_resume, }; - static const struct of_device_id venc_of_match[] = { { .compatible = "ti,omap2-venc", }, { .compatible = "ti,omap3-venc", }, @@ -959,8 +976,8 @@ static const struct of_device_id venc_of_match[] = { }; static struct platform_driver omap_venchw_driver = { - .probe = omap_venchw_probe, - .remove = __exit_p(omap_venchw_remove), + .probe = venc_probe, + .remove = venc_remove, .driver = { .name = "omapdss_venc", .pm = &venc_pm_ops, @@ -974,7 +991,7 @@ int __init venc_init_platform_driver(void) return platform_driver_register(&omap_venchw_driver); } -void __exit venc_uninit_platform_driver(void) +void venc_uninit_platform_driver(void) { platform_driver_unregister(&omap_venchw_driver); } |