diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/r300.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/r300.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c index 0e9eb761a90f..9825fb19331f 100644 --- a/drivers/gpu/drm/radeon/r300.c +++ b/drivers/gpu/drm/radeon/r300.c @@ -26,8 +26,9 @@ * Jerome Glisse */ #include <linux/seq_file.h> -#include "drmP.h" -#include "drm.h" +#include <drm/drmP.h> +#include <drm/drm.h> +#include <drm/drm_crtc_helper.h> #include "radeon_reg.h" #include "radeon.h" #include "radeon_asic.h" @@ -426,12 +427,35 @@ int r300_ga_reset(struct radeon_device *rdev) return -1; } +bool r300_gpu_is_lockup(struct radeon_device *rdev) +{ + u32 rbbm_status; + int r; + + rbbm_status = RREG32(R_000E40_RBBM_STATUS); + if (!G_000E40_GUI_ACTIVE(rbbm_status)) { + r100_gpu_lockup_update(&rdev->config.r300.lockup, &rdev->cp); + return false; + } + /* force CP activities */ + r = radeon_ring_lock(rdev, 2); + if (!r) { + /* PACKET2 NOP */ + radeon_ring_write(rdev, 0x80000000); + radeon_ring_write(rdev, 0x80000000); + radeon_ring_unlock_commit(rdev); + } + rdev->cp.rptr = RREG32(RADEON_CP_RB_RPTR); + return r100_gpu_cp_is_lockup(rdev, &rdev->config.r300.lockup, &rdev->cp); +} + int r300_gpu_reset(struct radeon_device *rdev) { uint32_t status; /* reset order likely matter */ status = RREG32(RADEON_RBBM_STATUS); + dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); /* reset HDP */ r100_hdp_reset(rdev); /* reset rb2d */ |