Move handling of VBIF blocks into dpu_rm. This serves the purpose of unification of handling of all hardware blocks inside the DPU driver. This removes hand-coded loops in dpu_vbif (which look for necessary VBIF instance by looping through the dpu_kms->hw_vbif and comparing vbif_idx).
Signed-off-by: Dmitry Baryshkov dmitry.baryshkov@linaro.org --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_vbif.h | 1 + drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 28 +-------------------- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h | 1 - drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c | 21 ++++++++++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h | 12 +++++++++ drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c | 26 ++++++------------- 6 files changed, 42 insertions(+), 47 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_vbif.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_vbif.h index 6417aa28d32c..895e86dabcb6 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_vbif.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_vbif.h @@ -8,6 +8,7 @@ #include "dpu_hw_catalog.h" #include "dpu_hw_mdss.h" #include "dpu_hw_util.h" +#include "dpu_hw_blk.h"
struct dpu_hw_vbif;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c index 47fe11a84a77..4a1983d8561b 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c @@ -782,8 +782,6 @@ static long dpu_kms_round_pixclk(struct msm_kms *kms, unsigned long rate,
static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms) { - int i; - if (dpu_kms->hw_intr) dpu_hw_intr_destroy(dpu_kms->hw_intr); dpu_kms->hw_intr = NULL; @@ -791,15 +789,6 @@ static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms) /* safe to call these more than once during shutdown */ _dpu_kms_mmu_destroy(dpu_kms);
- if (dpu_kms->catalog) { - for (i = 0; i < dpu_kms->catalog->vbif_count; i++) { - u32 vbif_idx = dpu_kms->catalog->vbif[i].id; - - if ((vbif_idx < VBIF_MAX) && dpu_kms->hw_vbif[vbif_idx]) - dpu_hw_vbif_destroy(dpu_kms->hw_vbif[vbif_idx]); - } - } - if (dpu_kms->rm_init) dpu_rm_destroy(&dpu_kms->rm); dpu_kms->rm_init = false; @@ -1027,7 +1016,7 @@ static int dpu_kms_hw_init(struct msm_kms *kms) { struct dpu_kms *dpu_kms; struct drm_device *dev; - int i, rc = -EINVAL; + int rc = -EINVAL;
if (!kms) { DPU_ERROR("invalid kms\n"); @@ -1116,21 +1105,6 @@ static int dpu_kms_hw_init(struct msm_kms *kms) goto power_error; }
- for (i = 0; i < dpu_kms->catalog->vbif_count; i++) { - u32 vbif_idx = dpu_kms->catalog->vbif[i].id; - - dpu_kms->hw_vbif[i] = dpu_hw_vbif_init(vbif_idx, - dpu_kms->vbif[vbif_idx], dpu_kms->catalog); - if (IS_ERR_OR_NULL(dpu_kms->hw_vbif[vbif_idx])) { - rc = PTR_ERR(dpu_kms->hw_vbif[vbif_idx]); - if (!dpu_kms->hw_vbif[vbif_idx]) - rc = -EINVAL; - DPU_ERROR("failed to init vbif %d: %d\n", vbif_idx, rc); - dpu_kms->hw_vbif[vbif_idx] = NULL; - goto power_error; - } - } - rc = dpu_core_perf_init(&dpu_kms->perf, dev, dpu_kms->catalog, _dpu_kms_get_clk(dpu_kms, "core")); if (rc) { diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h index 3f518c809e33..b96c901483ae 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_kms.h @@ -105,7 +105,6 @@ struct dpu_kms { struct dpu_rm rm; bool rm_init;
- struct dpu_hw_vbif *hw_vbif[VBIF_MAX]; struct dpu_hw_mdp *hw_mdp;
bool has_danger_ctrl; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c index bf4d72356a12..2301ac114920 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.c @@ -78,6 +78,10 @@ int dpu_rm_destroy(struct dpu_rm *rm) if (rm->hw_intf[i]) dpu_hw_intf_destroy(rm->hw_intf[i]); } + for (i = 0; i < ARRAY_SIZE(rm->hw_vbif); i++) { + if (rm->hw_vbif[i]) + dpu_hw_vbif_destroy(rm->hw_vbif[i]); + }
return 0; } @@ -212,6 +216,23 @@ int dpu_rm_init(struct dpu_rm *rm, rm->dspp_blks[dspp->id - DSPP_0] = &hw->base; }
+ for (i = 0; i < cat->vbif_count; i++) { + struct dpu_hw_vbif *hw; + const struct dpu_vbif_cfg *vbif = &cat->vbif[i]; + + if (vbif->id < VBIF_0 || vbif->id >= VBIF_MAX) { + DPU_ERROR("skip vbif %d with invalid id\n", vbif->id); + continue; + } + hw = dpu_hw_vbif_init(vbif->id, mmio, cat); + if (IS_ERR_OR_NULL(hw)) { + rc = PTR_ERR(hw); + DPU_ERROR("failed vbif object creation: err %d\n", rc); + goto fail; + } + rm->hw_vbif[vbif->id - VBIF_0] = hw; + } + return 0;
fail: diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h index 9b13200a050a..a15977bdceeb 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_rm.h @@ -20,6 +20,7 @@ struct dpu_global_state; * @ctl_blks: array of ctl hardware resources * @hw_intf: array of intf hardware resources * @dspp_blks: array of dspp hardware resources + * @hw_vbif: array of vbif hardware resources */ struct dpu_rm { struct dpu_hw_blk *pingpong_blks[PINGPONG_MAX - PINGPONG_0]; @@ -28,6 +29,7 @@ struct dpu_rm { struct dpu_hw_intf *hw_intf[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]; + struct dpu_hw_vbif *hw_vbif[VBIF_MAX - VBIF_0]; };
/** @@ -95,5 +97,15 @@ static inline struct dpu_hw_intf *dpu_rm_get_intf(struct dpu_rm *rm, enum dpu_in return rm->hw_intf[intf_idx - INTF_0]; }
+/** + * dpu_rm_get_vbif - Return a struct dpu_hw_vbif instance given it's index. + * @rm: DPU Resource Manager handle + * @vbif_idx: VBIF's index + */ +static inline struct dpu_hw_vbif *dpu_rm_get_vbif(struct dpu_rm *rm, enum dpu_vbif vbif_idx) +{ + return rm->hw_vbif[vbif_idx - VBIF_0]; +} + #endif /* __DPU_RM_H__ */
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c index 21d20373eb8b..00ac2aa81651 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c @@ -152,15 +152,10 @@ void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms, struct dpu_hw_mdp *mdp; bool forced_on = false; u32 ot_lim; - int ret, i; + int ret;
mdp = dpu_kms->hw_mdp; - - for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { - if (dpu_kms->hw_vbif[i] && - dpu_kms->hw_vbif[i]->idx == params->vbif_idx) - vbif = dpu_kms->hw_vbif[i]; - } + vbif = dpu_rm_get_vbif(&dpu_kms->rm, params->vbif_idx);
if (!vbif || !mdp) { DRM_DEBUG_ATOMIC("invalid arguments vbif %d mdp %d\n", @@ -216,14 +211,7 @@ void dpu_vbif_set_qos_remap(struct dpu_kms *dpu_kms, } mdp = dpu_kms->hw_mdp;
- for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { - if (dpu_kms->hw_vbif[i] && - dpu_kms->hw_vbif[i]->idx == params->vbif_idx) { - vbif = dpu_kms->hw_vbif[i]; - break; - } - } - + vbif = dpu_rm_get_vbif(&dpu_kms->rm, params->vbif_idx); if (!vbif || !vbif->cap) { DPU_ERROR("invalid vbif %d\n", params->vbif_idx); return; @@ -261,8 +249,8 @@ void dpu_vbif_clear_errors(struct dpu_kms *dpu_kms) struct dpu_hw_vbif *vbif; u32 i, pnd, src;
- for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { - vbif = dpu_kms->hw_vbif[i]; + for (i = VBIF_0; i < VBIF_MAX; i++) { + vbif = dpu_rm_get_vbif(&dpu_kms->rm, i); if (vbif && vbif->ops.clear_errors) { vbif->ops.clear_errors(vbif, &pnd, &src); if (pnd || src) { @@ -278,8 +266,8 @@ void dpu_vbif_init_memtypes(struct dpu_kms *dpu_kms) struct dpu_hw_vbif *vbif; int i, j;
- for (i = 0; i < ARRAY_SIZE(dpu_kms->hw_vbif); i++) { - vbif = dpu_kms->hw_vbif[i]; + for (i = VBIF_0; i < VBIF_MAX; i++) { + vbif = dpu_rm_get_vbif(&dpu_kms->rm, i); if (vbif && vbif->cap && vbif->ops.set_mem_type) { for (j = 0; j < vbif->cap->memtype_count; j++) vbif->ops.set_mem_type(