diff options
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.c | 233 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.h | 1 |
2 files changed, 107 insertions, 127 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c index 1e535f981240..7318c9ac8910 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c @@ -481,69 +481,64 @@ static const struct dev_pm_ops exynos_drm_pm_ops = { /* forward declaration */ static struct platform_driver exynos_drm_platform_driver; +struct exynos_drm_driver_info { + struct platform_driver *driver; + unsigned int flags; +}; + +#define DRM_COMPONENT_DRIVER BIT(0) /* supports component framework */ +#define DRM_VIRTUAL_DEVICE BIT(1) /* create virtual platform device */ + +#define DRV_PTR(drv, cond) (IS_ENABLED(cond) ? &drv : NULL) + /* * Connector drivers should not be placed before associated crtc drivers, * because connector requires pipe number of its crtc during initialization. */ -static struct platform_driver *const exynos_drm_kms_drivers[] = { -#ifdef CONFIG_DRM_EXYNOS_FIMD - &fimd_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS5433_DECON - &exynos5433_decon_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS7_DECON - &decon_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_MIC - &mic_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_DP - &dp_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_DSI - &dsi_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_MIXER - &mixer_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_HDMI - &hdmi_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_VIDI - &vidi_driver, -#endif -}; - -static struct platform_driver *const exynos_drm_non_kms_drivers[] = { -#ifdef CONFIG_DRM_EXYNOS_G2D - &g2d_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_FIMC - &fimc_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_ROTATOR - &rotator_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_GSC - &gsc_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_IPP - &ipp_driver, -#endif - &exynos_drm_platform_driver, -}; - -static struct platform_driver *const exynos_drm_drv_with_simple_dev[] = { -#ifdef CONFIG_DRM_EXYNOS_VIDI - &vidi_driver, -#endif -#ifdef CONFIG_DRM_EXYNOS_IPP - &ipp_driver, -#endif - &exynos_drm_platform_driver, +static struct exynos_drm_driver_info exynos_drm_drivers[] = { + { + DRV_PTR(fimd_driver, CONFIG_DRM_EXYNOS_FIMD), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(exynos5433_decon_driver, CONFIG_DRM_EXYNOS5433_DECON), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(decon_driver, CONFIG_DRM_EXYNOS7_DECON), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(mixer_driver, CONFIG_DRM_EXYNOS_MIXER), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(mic_driver, CONFIG_DRM_EXYNOS_MIC), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(dp_driver, CONFIG_DRM_EXYNOS_DP), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(dsi_driver, CONFIG_DRM_EXYNOS_DSI), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(hdmi_driver, CONFIG_DRM_EXYNOS_HDMI), + DRM_COMPONENT_DRIVER + }, { + DRV_PTR(vidi_driver, CONFIG_DRM_EXYNOS_VIDI), + DRM_COMPONENT_DRIVER | DRM_VIRTUAL_DEVICE + }, { + DRV_PTR(g2d_driver, CONFIG_DRM_EXYNOS_G2D), + }, { + DRV_PTR(fimc_driver, CONFIG_DRM_EXYNOS_FIMC), + }, { + DRV_PTR(rotator_driver, CONFIG_DRM_EXYNOS_ROTATOR), + }, { + DRV_PTR(gsc_driver, CONFIG_DRM_EXYNOS_GSC), + }, { + DRV_PTR(ipp_driver, CONFIG_DRM_EXYNOS_IPP), + DRM_VIRTUAL_DEVICE + }, { + &exynos_drm_platform_driver, + DRM_VIRTUAL_DEVICE + } }; -#define PDEV_COUNT ARRAY_SIZE(exynos_drm_drv_with_simple_dev) static int compare_dev(struct device *dev, void *data) { @@ -555,11 +550,15 @@ static struct component_match *exynos_drm_match_add(struct device *dev) struct component_match *match = NULL; int i; - for (i = 0; i < ARRAY_SIZE(exynos_drm_kms_drivers); ++i) { - struct device_driver *drv = &exynos_drm_kms_drivers[i]->driver; + for (i = 0; i < ARRAY_SIZE(exynos_drm_drivers); ++i) { + struct exynos_drm_driver_info *info = &exynos_drm_drivers[i]; struct device *p = NULL, *d; - while ((d = bus_find_device(&platform_bus_type, p, drv, + if (!info->driver || !(info->flags & DRM_COMPONENT_DRIVER)) + continue; + + while ((d = bus_find_device(&platform_bus_type, p, + &info->driver->driver, (void *)platform_bus_type.match))) { put_device(p); component_match_add(dev, &match, compare_dev, d); @@ -616,91 +615,81 @@ static struct platform_driver exynos_drm_platform_driver = { }, }; -static struct platform_device *exynos_drm_pdevs[PDEV_COUNT]; - static void exynos_drm_unregister_devices(void) { - int i = PDEV_COUNT; + int i; + + for (i = ARRAY_SIZE(exynos_drm_drivers) - 1; i >= 0; --i) { + struct exynos_drm_driver_info *info = &exynos_drm_drivers[i]; + struct device *dev; - while (--i >= 0) { - platform_device_unregister(exynos_drm_pdevs[i]); - exynos_drm_pdevs[i] = NULL; + if (!info->driver || !(info->flags & DRM_VIRTUAL_DEVICE)) + continue; + + while ((dev = bus_find_device(&platform_bus_type, NULL, + &info->driver->driver, + (void *)platform_bus_type.match))) { + put_device(dev); + platform_device_unregister(to_platform_device(dev)); + } } } static int exynos_drm_register_devices(void) { + struct platform_device *pdev; int i; - for (i = 0; i < PDEV_COUNT; ++i) { - struct platform_driver *d = exynos_drm_drv_with_simple_dev[i]; - struct platform_device *pdev = - platform_device_register_simple(d->driver.name, -1, - NULL, 0); + for (i = 0; i < ARRAY_SIZE(exynos_drm_drivers); ++i) { + struct exynos_drm_driver_info *info = &exynos_drm_drivers[i]; - if (!IS_ERR(pdev)) { - exynos_drm_pdevs[i] = pdev; + if (!info->driver || !(info->flags & DRM_VIRTUAL_DEVICE)) continue; - } - while (--i >= 0) { - platform_device_unregister(exynos_drm_pdevs[i]); - exynos_drm_pdevs[i] = NULL; - } - return PTR_ERR(pdev); + pdev = platform_device_register_simple( + info->driver->driver.name, -1, NULL, 0); + if (IS_ERR(pdev)) + goto fail; } return 0; +fail: + exynos_drm_unregister_devices(); + return PTR_ERR(pdev); } -static void exynos_drm_unregister_drivers(struct platform_driver * const *drv, - int count) +static void exynos_drm_unregister_drivers(void) { - while (--count >= 0) - platform_driver_unregister(drv[count]); -} + int i; -static int exynos_drm_register_drivers(struct platform_driver * const *drv, - int count) -{ - int i, ret; + for (i = ARRAY_SIZE(exynos_drm_drivers) - 1; i >= 0; --i) { + struct exynos_drm_driver_info *info = &exynos_drm_drivers[i]; - for (i = 0; i < count; ++i) { - ret = platform_driver_register(drv[i]); - if (!ret) + if (!info->driver) continue; - while (--i >= 0) - platform_driver_unregister(drv[i]); - - return ret; + platform_driver_unregister(info->driver); } - - return 0; } -static inline int exynos_drm_register_kms_drivers(void) +static int exynos_drm_register_drivers(void) { - return exynos_drm_register_drivers(exynos_drm_kms_drivers, - ARRAY_SIZE(exynos_drm_kms_drivers)); -} + int i, ret; -static inline int exynos_drm_register_non_kms_drivers(void) -{ - return exynos_drm_register_drivers(exynos_drm_non_kms_drivers, - ARRAY_SIZE(exynos_drm_non_kms_drivers)); -} + for (i = 0; i < ARRAY_SIZE(exynos_drm_drivers); ++i) { + struct exynos_drm_driver_info *info = &exynos_drm_drivers[i]; -static inline void exynos_drm_unregister_kms_drivers(void) -{ - exynos_drm_unregister_drivers(exynos_drm_kms_drivers, - ARRAY_SIZE(exynos_drm_kms_drivers)); -} + if (!info->driver) + continue; -static inline void exynos_drm_unregister_non_kms_drivers(void) -{ - exynos_drm_unregister_drivers(exynos_drm_non_kms_drivers, - ARRAY_SIZE(exynos_drm_non_kms_drivers)); + ret = platform_driver_register(info->driver); + if (ret) + goto fail; + } + return 0; +fail: + exynos_drm_unregister_drivers(); + return ret; } static int exynos_drm_init(void) @@ -711,19 +700,12 @@ static int exynos_drm_init(void) if (ret) return ret; - ret = exynos_drm_register_kms_drivers(); + ret = exynos_drm_register_drivers(); if (ret) goto err_unregister_pdevs; - ret = exynos_drm_register_non_kms_drivers(); - if (ret) - goto err_unregister_kms_drivers; - return 0; -err_unregister_kms_drivers: - exynos_drm_unregister_kms_drivers(); - err_unregister_pdevs: exynos_drm_unregister_devices(); @@ -732,8 +714,7 @@ err_unregister_pdevs: static void exynos_drm_exit(void) { - exynos_drm_unregister_non_kms_drivers(); - exynos_drm_unregister_kms_drivers(); + exynos_drm_unregister_drivers(); exynos_drm_unregister_devices(); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index 17b5ded72ff1..34a139b2fb8d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -297,7 +297,6 @@ extern struct platform_driver dp_driver; extern struct platform_driver dsi_driver; extern struct platform_driver mixer_driver; extern struct platform_driver hdmi_driver; -extern struct platform_driver exynos_drm_common_hdmi_driver; extern struct platform_driver vidi_driver; extern struct platform_driver g2d_driver; extern struct platform_driver fimc_driver; |