diff options
Diffstat (limited to 'drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c')
| -rw-r--r-- | drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c index d53e5510fd7c..5c5940db898e 100644 --- a/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c +++ b/drivers/gpu/drm/msm/mdp/mdp5/mdp5_irq.c @@ -17,6 +17,8 @@ #include <linux/irq.h> +#include <drm/drm_print.h> + #include "msm_drv.h" #include "mdp5_kms.h" @@ -30,7 +32,16 @@ void mdp5_set_irqmask(struct mdp_kms *mdp_kms, uint32_t irqmask, static void mdp5_irq_error_handler(struct mdp_irq *irq, uint32_t irqstatus) { + struct mdp5_kms *mdp5_kms = container_of(irq, struct mdp5_kms, error_handler); + static DEFINE_RATELIMIT_STATE(rs, 5*HZ, 1); + extern bool dumpstate; + DRM_ERROR_RATELIMITED("errors: %08x\n", irqstatus); + + if (dumpstate && __ratelimit(&rs)) { + struct drm_printer p = drm_info_printer(mdp5_kms->dev->dev); + drm_state_dump(mdp5_kms->dev, &p); + } } void mdp5_irq_preinstall(struct msm_kms *kms) |