From b02872df58aca66d0e7af3ec5065dbc6f0630dd1 Mon Sep 17 00:00:00 2001 From: Jordan Crouse Date: Wed, 10 Apr 2019 10:58:16 -0600 Subject: [PATCH] drm/msm/a6xx: Don't enable GPU state code if dependencies are missing Add CONFIG_DRM_MSM_GPU_STATE to conditionally compile Adreno GPU state code depending on the availability of the dependencies. Reported-by: Hulk Robot Reported-by: YueHaibing Fixes: 1707add81551 ("drm/msm/a6xx: Add a6xx gpu state") Signed-off-by: Jordan Crouse Signed-off-by: Rob Clark --- drivers/gpu/drm/msm/Kconfig | 5 +++++ drivers/gpu/drm/msm/Makefile | 3 ++- drivers/gpu/drm/msm/adreno/a6xx_gpu.c | 4 +++- drivers/gpu/drm/msm/msm_debugfs.c | 2 +- 4 files changed, 11 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/msm/Kconfig b/drivers/gpu/drm/msm/Kconfig index 78c9e5a5e793..9f2029eca39f 100644 --- a/drivers/gpu/drm/msm/Kconfig +++ b/drivers/gpu/drm/msm/Kconfig @@ -21,6 +21,11 @@ config DRM_MSM help DRM/KMS driver for MSM/snapdragon. +config DRM_MSM_GPU_STATE + bool + depends on DRM_MSM && (DEBUG_FS || DEV_COREDUMP) + default y + config DRM_MSM_REGISTER_LOGGING bool "MSM DRM register logging" depends on DRM_MSM diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile index 56a70c74af4e..72d1bfcaab7a 100644 --- a/drivers/gpu/drm/msm/Makefile +++ b/drivers/gpu/drm/msm/Makefile @@ -15,7 +15,6 @@ msm-y := \ adreno/a6xx_gpu.o \ adreno/a6xx_gmu.o \ adreno/a6xx_hfi.o \ - adreno/a6xx_gpu_state.o \ hdmi/hdmi.o \ hdmi/hdmi_audio.o \ hdmi/hdmi_bridge.o \ @@ -96,6 +95,8 @@ msm-y := \ msm-$(CONFIG_DEBUG_FS) += adreno/a5xx_debugfs.o +msm-$(CONFIG_DRM_MSM_GPU_STATE) += adreno/a6xx_gpu_state.o + msm-$(CONFIG_DRM_FBDEV_EMULATION) += msm_fbdev.o msm-$(CONFIG_COMMON_CLK) += disp/mdp4/mdp4_lvds_pll.o msm-$(CONFIG_COMMON_CLK) += hdmi/hdmi_pll_8960.o diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index 7028bb784427..ec24508b9d68 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -807,14 +807,16 @@ static const struct adreno_gpu_funcs funcs = { .active_ring = a6xx_active_ring, .irq = a6xx_irq, .destroy = a6xx_destroy, -#if defined(CONFIG_DEBUG_FS) || defined(CONFIG_DEV_COREDUMP) +#if defined(CONFIG_DRM_MSM_GPU_STATE) .show = a6xx_show, #endif .gpu_busy = a6xx_gpu_busy, .gpu_get_freq = a6xx_gmu_get_freq, .gpu_set_freq = a6xx_gmu_set_freq, +#if defined(CONFIG_DRM_MSM_GPU_STATE) .gpu_state_get = a6xx_gpu_state_get, .gpu_state_put = a6xx_gpu_state_put, +#endif }, .get_timestamp = a6xx_get_timestamp, }; diff --git a/drivers/gpu/drm/msm/msm_debugfs.c b/drivers/gpu/drm/msm/msm_debugfs.c index fb423d309e91..67ef300559cf 100644 --- a/drivers/gpu/drm/msm/msm_debugfs.c +++ b/drivers/gpu/drm/msm/msm_debugfs.c @@ -75,7 +75,7 @@ static int msm_gpu_open(struct inode *inode, struct file *file) struct msm_gpu_show_priv *show_priv; int ret; - if (!gpu) + if (!gpu || !gpu->funcs->gpu_state_get) return -ENODEV; show_priv = kmalloc(sizeof(*show_priv), GFP_KERNEL); -- 2.39.5