These GPU registers will be used when programming the cycle counter, which we need for providing accurate fdinfo drm-cycles values to user space. Signed-off-by: Adrián Larumbe <adrian.larumbe@xxxxxxxxxxxxx> Reviewed-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx> Reviewed-by: Steven Price <steven.price@xxxxxxx> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx> --- drivers/gpu/drm/panfrost/panfrost_regs.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/panfrost/panfrost_regs.h b/drivers/gpu/drm/panfrost/panfrost_regs.h index 919f44ac853d..55ec807550b3 100644 --- a/drivers/gpu/drm/panfrost/panfrost_regs.h +++ b/drivers/gpu/drm/panfrost/panfrost_regs.h @@ -46,6 +46,8 @@ #define GPU_CMD_SOFT_RESET 0x01 #define GPU_CMD_PERFCNT_CLEAR 0x03 #define GPU_CMD_PERFCNT_SAMPLE 0x04 +#define GPU_CMD_CYCLE_COUNT_START 0x05 +#define GPU_CMD_CYCLE_COUNT_STOP 0x06 #define GPU_CMD_CLEAN_CACHES 0x07 #define GPU_CMD_CLEAN_INV_CACHES 0x08 #define GPU_STATUS 0x34 @@ -73,6 +75,9 @@ #define GPU_PRFCNT_TILER_EN 0x74 #define GPU_PRFCNT_MMU_L2_EN 0x7c +#define GPU_CYCLE_COUNT_LO 0x90 +#define GPU_CYCLE_COUNT_HI 0x94 + #define GPU_THREAD_MAX_THREADS 0x0A0 /* (RO) Maximum number of threads per core */ #define GPU_THREAD_MAX_WORKGROUP_SIZE 0x0A4 /* (RO) Maximum workgroup size */ #define GPU_THREAD_MAX_BARRIER_SIZE 0x0A8 /* (RO) Maximum threads waiting at a barrier */ -- 2.42.0
