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drm/msm/dpu: drop unused lm_max_width from RM

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No code uses lm_max_width from resource manager, so drop it. Instead of
calculating the lm_max_width, code can use max_mixer_width field from
the hw catalog.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Reviewed-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Link: https://lore.kernel.org/r/20220121210618.3482550-2-dmitry.baryshkov@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
This commit is contained in:
Dmitry Baryshkov 2022-01-22 00:06:13 +03:00
parent 03490e114a
commit ee216bd1aa
2 changed files with 0 additions and 16 deletions
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12
drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
View file

@ -114,18 +114,6 @@ int dpu_rm_init(struct dpu_rm *rm,
goto fail;
}
rm->mixer_blks[lm->id - LM_0] = &hw->base;
if (!rm->lm_max_width) {
rm->lm_max_width = lm->sblk->maxwidth;
} else if (rm->lm_max_width != lm->sblk->maxwidth) {
/*
* Don't expect to have hw where lm max widths differ.
* If found, take the min.
*/
DPU_ERROR("unsupported: lm maxwidth differs\n");
if (rm->lm_max_width > lm->sblk->maxwidth)
rm->lm_max_width = lm->sblk->maxwidth;
}
}
for (i = 0; i < cat->merge_3d_count; i++) {

4
drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
View file

@ -20,8 +20,6 @@ struct dpu_global_state;
* @ctl_blks: array of ctl hardware resources
* @intf_blks: array of intf hardware resources
* @dspp_blks: array of dspp hardware resources
* @lm_max_width: cached layer mixer maximum width
* @rm_lock: resource manager mutex
*/
struct dpu_rm {
struct dpu_hw_blk *pingpong_blks[PINGPONG_MAX - PINGPONG_0];
@ -30,8 +28,6 @@ struct dpu_rm {
struct dpu_hw_blk *intf_blks[INTF_MAX - INTF_0];
struct dpu_hw_blk *dspp_blks[DSPP_MAX - DSPP_0];
struct dpu_hw_blk *merge_3d_blks[MERGE_3D_MAX - MERGE_3D_0];
uint32_t lm_max_width;
};
/**