On 2014년 10월 01일 14:48, Inki Dae wrote: > On 2014년 09월 30일 20:29, Andrzej Hajda wrote: >> Hi Inki, >> >> Gently ping. > > Hi Andrzej, > > I merged it to local repository to test. But now exynos drm doesn't work > correctly since pulling drm-next of Dave regardless of your patch. > > Problems are, > 1. error occurs when we try to test modetest with -v option from second > times. > 2. error occurs when we try to test unbind. > > Now we are checking these problems. Can you try to also check it? In addition, we are testing it on trats2 board. > > Thanks, > Inki Dae > >> >> Andrzej >> >> 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> >>> --- >>> 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 >> > -- 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
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