drm/msm/rd: Add chip-id

For newer devices which deprecate gpu-id and do matching based on
chip-id, we need this information in cmdstream dumps so that the
decoding tools know how to decode them.

Signed-off-by: Rob Clark <robdclark@chromium.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20220114185742.283539-1-robdclark@gmail.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

diff --git a/drivers/gpu/drm/msm/msm_rd.c b/drivers/gpu/drm/msm/msm_rd.c
index 81432ec..7e4d646 100644 (file)
--- a/drivers/gpu/drm/msm/msm_rd.c
+++ b/drivers/gpu/drm/msm/msm_rd.c
@@ -62,6 +62,7 @@ enum rd_sect_type {
        RD_FRAG_SHADER,
        RD_BUFFER_CONTENTS,
        RD_GPU_ID,
+       RD_CHIP_ID,
 };
 
 #define BUF_SZ 512  /* should be power of 2 */
@@ -202,6 +203,9 @@ static int rd_open(struct inode *inode, struct file *file)
 
        rd_write_section(rd, RD_GPU_ID, &gpu_id, sizeof(gpu_id));
 
+       gpu->funcs->get_param(gpu, MSM_PARAM_CHIP_ID, &val);
+       rd_write_section(rd, RD_CHIP_ID, &val, sizeof(val));
+
 out:
        mutex_unlock(&gpu->lock);
        return ret;