On 2014년 10월 30일 21:36, Andrzej Hajda wrote: > On 09/10/2014 01:53 PM, Andrzej Hajda wrote: >> The patch replaces separate calls to driver (de)registration by >> loops over the array of drivers. As a result it significantly >> decreases number of ifdefs. Additionally it moves device registration >> related ifdefs to header file. >> >> Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx> > > ping > Oops, this is one of them I missed. Sorry for this. Can you rebase this patch on top of exynos-drm-next?. I just had a setup to exynos-drm-next. Thanks, Inki Dae > Regards > Andrzej > >> --- >> Hi Inki, >> >> During testing your component match support patch [1] I have prepared patch >> removing most ifdefs from exynos_drm_drv.c. It is based on your patch, but >> I can rebase it if necessary. >> >> [1]: http://permalink.gmane.org/gmane.linux.kernel.samsung-soc/37031 >> >> Regards >> Andrzej >> --- >> drivers/gpu/drm/exynos/exynos_drm_drv.c | 170 +++++++------------------------- >> drivers/gpu/drm/exynos/exynos_drm_drv.h | 25 +++-- >> 2 files changed, 48 insertions(+), 147 deletions(-) >> >> diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c >> index b2c710a..a660e46 100644 >> --- a/drivers/gpu/drm/exynos/exynos_drm_drv.c >> +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c >> @@ -553,74 +553,54 @@ static const struct component_master_ops exynos_drm_ops = { >> .unbind = exynos_drm_unbind, >> }; >> >> -static int exynos_drm_platform_probe(struct platform_device *pdev) >> -{ >> - struct component_match *match; >> - int ret; >> - >> - pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); >> - exynos_drm_driver.num_ioctls = ARRAY_SIZE(exynos_ioctls); >> - >> +static struct platform_driver * const exynos_drm_drivers[] = { >> #ifdef CONFIG_DRM_EXYNOS_FIMD >> - ret = platform_driver_register(&fimd_driver); >> - if (ret < 0) >> - return ret; >> + &fimd_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_DP >> - ret = platform_driver_register(&dp_driver); >> - if (ret < 0) >> - goto err_unregister_fimd_drv; >> + &dp_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_DSI >> - ret = platform_driver_register(&dsi_driver); >> - if (ret < 0) >> - goto err_unregister_dp_drv; >> + &dsi_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_HDMI >> - ret = platform_driver_register(&mixer_driver); >> - if (ret < 0) >> - goto err_unregister_dsi_drv; >> - ret = platform_driver_register(&hdmi_driver); >> - if (ret < 0) >> - goto err_unregister_mixer_drv; >> + &mixer_driver, >> + &hdmi_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_G2D >> - ret = platform_driver_register(&g2d_driver); >> - if (ret < 0) >> - goto err_unregister_hdmi_drv; >> + &g2d_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_FIMC >> - ret = platform_driver_register(&fimc_driver); >> - if (ret < 0) >> - goto err_unregister_g2d_drv; >> + &fimc_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_ROTATOR >> - ret = platform_driver_register(&rotator_driver); >> - if (ret < 0) >> - goto err_unregister_fimc_drv; >> + &rotator_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_GSC >> - ret = platform_driver_register(&gsc_driver); >> - if (ret < 0) >> - goto err_unregister_rotator_drv; >> + &gsc_driver, >> #endif >> - >> #ifdef CONFIG_DRM_EXYNOS_IPP >> - ret = platform_driver_register(&ipp_driver); >> - if (ret < 0) >> - goto err_unregister_gsc_drv; >> + &ipp_driver, >> +#endif >> +}; >> + >> +static int exynos_drm_platform_probe(struct platform_device *pdev) >> +{ >> + struct component_match *match; >> + int ret, i; >> + >> + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); >> + exynos_drm_driver.num_ioctls = ARRAY_SIZE(exynos_ioctls); >> + >> + for (i = 0; i < ARRAY_SIZE(exynos_drm_drivers); ++i) { >> + ret = platform_driver_register(exynos_drm_drivers[i]); >> + if (ret < 0) >> + goto err_unregister_drivers; >> + } >> >> ret = exynos_platform_device_ipp_register(); >> if (ret < 0) >> - goto err_unregister_ipp_drv; >> -#endif >> + goto err_unregister_drivers; >> >> match = exynos_drm_match_add(&pdev->dev); >> if (IS_ERR(match)) { >> @@ -632,96 +612,24 @@ static int exynos_drm_platform_probe(struct platform_device *pdev) >> match); >> >> err_unregister_ipp_dev: >> - >> -#ifdef CONFIG_DRM_EXYNOS_IPP >> exynos_platform_device_ipp_unregister(); >> -err_unregister_ipp_drv: >> - platform_driver_unregister(&ipp_driver); >> -err_unregister_gsc_drv: >> -#endif >> >> -#ifdef CONFIG_DRM_EXYNOS_GSC >> - platform_driver_unregister(&gsc_driver); >> -err_unregister_rotator_drv: >> -#endif >> +err_unregister_drivers: >> + while (--i >= 0) >> + platform_driver_unregister(exynos_drm_drivers[i]); >> >> -#ifdef CONFIG_DRM_EXYNOS_ROTATOR >> - platform_driver_unregister(&rotator_driver); >> -err_unregister_fimc_drv: >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_FIMC >> - platform_driver_unregister(&fimc_driver); >> -err_unregister_g2d_drv: >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_G2D >> - platform_driver_unregister(&g2d_driver); >> -err_unregister_hdmi_drv: >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_HDMI >> - platform_driver_unregister(&hdmi_driver); >> -err_unregister_mixer_drv: >> - platform_driver_unregister(&mixer_driver); >> -err_unregister_dsi_drv: >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_DSI >> - platform_driver_unregister(&dsi_driver); >> -err_unregister_dp_drv: >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_DP >> - platform_driver_unregister(&dp_driver); >> -err_unregister_fimd_drv: >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_FIMD >> - platform_driver_unregister(&fimd_driver); >> -#endif >> return ret; >> } >> >> static int exynos_drm_platform_remove(struct platform_device *pdev) >> { >> -#ifdef CONFIG_DRM_EXYNOS_IPP >> - exynos_platform_device_ipp_unregister(); >> - platform_driver_unregister(&ipp_driver); >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_GSC >> - platform_driver_unregister(&gsc_driver); >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_ROTATOR >> - platform_driver_unregister(&rotator_driver); >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_FIMC >> - platform_driver_unregister(&fimc_driver); >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_G2D >> - platform_driver_unregister(&g2d_driver); >> -#endif >> - >> -#ifdef CONFIG_DRM_EXYNOS_HDMI >> - platform_driver_unregister(&mixer_driver); >> - platform_driver_unregister(&hdmi_driver); >> -#endif >> + int i; >> >> -#ifdef CONFIG_DRM_EXYNOS_FIMD >> - platform_driver_unregister(&fimd_driver); >> -#endif >> + exynos_platform_device_ipp_unregister(); >> >> -#ifdef CONFIG_DRM_EXYNOS_DSI >> - platform_driver_unregister(&dsi_driver); >> -#endif >> + for (i = ARRAY_SIZE(exynos_drm_drivers) - 1; i >= 0; --i) >> + platform_driver_unregister(exynos_drm_drivers[i]); >> >> -#ifdef CONFIG_DRM_EXYNOS_DP >> - platform_driver_unregister(&dp_driver); >> -#endif >> component_master_del(&pdev->dev, &exynos_drm_ops); >> return 0; >> } >> @@ -745,11 +653,9 @@ static int exynos_drm_init(void) >> if (IS_ERR(exynos_drm_pdev)) >> return PTR_ERR(exynos_drm_pdev); >> >> -#ifdef CONFIG_DRM_EXYNOS_VIDI >> ret = exynos_drm_probe_vidi(); >> if (ret < 0) >> goto err_unregister_pd; >> -#endif >> >> ret = platform_driver_register(&exynos_drm_platform_driver); >> if (ret) >> @@ -758,11 +664,9 @@ static int exynos_drm_init(void) >> return 0; >> >> err_remove_vidi: >> -#ifdef CONFIG_DRM_EXYNOS_VIDI >> exynos_drm_remove_vidi(); >> >> err_unregister_pd: >> -#endif >> platform_device_unregister(exynos_drm_pdev); >> >> return ret; >> @@ -771,9 +675,9 @@ err_unregister_pd: >> static void exynos_drm_exit(void) >> { >> platform_driver_unregister(&exynos_drm_platform_driver); >> -#ifdef CONFIG_DRM_EXYNOS_VIDI >> + >> exynos_drm_remove_vidi(); >> -#endif >> + >> platform_device_unregister(exynos_drm_pdev); >> } >> >> diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h >> index 69a6fa3..76d5d02 100644 >> --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h >> +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h >> @@ -324,15 +324,14 @@ int exynos_platform_device_hdmi_register(void); >> */ >> void exynos_platform_device_hdmi_unregister(void); >> >> -/* >> - * this function registers exynos drm ipp platform device. >> - */ >> +#ifdef CONFIG_DRM_EXYNOS_IPP >> int exynos_platform_device_ipp_register(void); >> - >> -/* >> - * this function unregisters exynos drm ipp platform device if it exists. >> - */ >> void exynos_platform_device_ipp_unregister(void); >> +#else >> +static inline int exynos_platform_device_ipp_register(void) { return 0; } >> +static inline void exynos_platform_device_ipp_unregister(void) {} >> +#endif >> + >> >> #ifdef CONFIG_DRM_EXYNOS_DPI >> struct exynos_drm_display * exynos_dpi_probe(struct device *dev); >> @@ -343,15 +342,13 @@ exynos_dpi_probe(struct device *dev) { return NULL; } >> static inline int exynos_dpi_remove(struct device *dev) { return 0; } >> #endif >> >> -/* >> - * this function registers exynos drm vidi platform device/driver. >> - */ >> +#ifdef CONFIG_DRM_EXYNOS_VIDI >> int exynos_drm_probe_vidi(void); >> - >> -/* >> - * this function unregister exynos drm vidi platform device/driver. >> - */ >> void exynos_drm_remove_vidi(void); >> +#else >> +static inline int exynos_drm_probe_vidi(void) { return 0; } >> +static inline void exynos_drm_remove_vidi(void) {} >> +#endif >> >> /* This function creates a encoder and a connector, and initializes them. */ >> int exynos_drm_create_enc_conn(struct drm_device *dev, > > -- > To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
