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drm/msm/dpu: add cdm blocks to RM

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Add the RM APIs necessary to initialize and allocate CDM
blocks to be used by the rest of the DPU pipeline.

changes in v2:
	- treat cdm_init() failure as fatal
	- fixed the commit text

Signed-off-by: Abhinav Kumar <quic_abhinavk@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/571822/
Link: https://lore.kernel.org/r/20231212205254.12422-9-quic_abhinavk@quicinc.com
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
This commit is contained in:
Abhinav Kumar 2023-12-12 12:52:46 -08:00 committed by Dmitry Baryshkov
parent 0afac0ba60
commit f58a6bf404
2 changed files with 15 additions and 0 deletions
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13
drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c
View File

@ -8,6 +8,7 @@
#include "dpu_kms.h"
#include "dpu_hw_lm.h"
#include "dpu_hw_ctl.h"
#include "dpu_hw_cdm.h"
#include "dpu_hw_pingpong.h"
#include "dpu_hw_sspp.h"
#include "dpu_hw_intf.h"
@ -176,6 +177,18 @@ int dpu_rm_init(struct drm_device *dev,
rm->hw_sspp[sspp->id - SSPP_NONE] = hw;
}
if (cat->cdm) {
struct dpu_hw_cdm *hw;
hw = dpu_hw_cdm_init(dev, cat->cdm, mmio, cat->mdss_ver);
if (IS_ERR(hw)) {
rc = PTR_ERR(hw);
DPU_ERROR("failed cdm object creation: err %d\n", rc);
goto fail;
}
rm->cdm_blk = &hw->base;
}
return 0;
fail:

2
drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h
View File

@ -22,6 +22,7 @@ struct dpu_global_state;
* @hw_wb: array of wb hardware resources
* @dspp_blks: array of dspp hardware resources
* @hw_sspp: array of sspp hardware resources
* @cdm_blk: cdm hardware resource
*/
struct dpu_rm {
struct dpu_hw_blk *pingpong_blks[PINGPONG_MAX - PINGPONG_0];
@ -33,6 +34,7 @@ struct dpu_rm {
struct dpu_hw_blk *merge_3d_blks[MERGE_3D_MAX - MERGE_3D_0];
struct dpu_hw_blk *dsc_blks[DSC_MAX - DSC_0];
struct dpu_hw_sspp *hw_sspp[SSPP_MAX - SSPP_NONE];
struct dpu_hw_blk *cdm_blk;
};
/**