[DPU PATCH v2 6/7] drm/msm: remove msm_prop files
Jeykumar Sankaran
jsanka at codeaurora.org
Wed Jun 6 03:45:37 UTC 2018
Remove hand rolled msm property caching to handle DPU
custom properties. This change also cleans up all its
dependencies to cache and restore respective drm
states.
changs in v2:
- none
Signed-off-by: Jeykumar Sankaran <jsanka at codeaurora.org>
Reviewed-by: Sean Paul <seanpaul at chromium.org>
---
drivers/gpu/drm/msm/Makefile | 1 -
drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 2 -
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 239 +--------
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 16 -
drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h | 2 -
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c | 123 +----
drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h | 12 -
drivers/gpu/drm/msm/msm_drv.h | 16 +-
drivers/gpu/drm/msm/msm_prop.c | 688 --------------------------
drivers/gpu/drm/msm/msm_prop.h | 438 ----------------
10 files changed, 8 insertions(+), 1529 deletions(-)
delete mode 100644 drivers/gpu/drm/msm/msm_prop.c
delete mode 100644 drivers/gpu/drm/msm/msm_prop.h
diff --git a/drivers/gpu/drm/msm/Makefile b/drivers/gpu/drm/msm/Makefile
index d289503..5331188 100644
--- a/drivers/gpu/drm/msm/Makefile
+++ b/drivers/gpu/drm/msm/Makefile
@@ -76,7 +76,6 @@ msm-y := \
dpu_io_util.o \
dpu_dbg_evtlog.o \
dpu_power_handle.o \
- msm_prop.o \
msm_atomic.o \
msm_debugfs.o \
msm_drv.o \
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
index c4820de..e4b82d5 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
@@ -19,8 +19,6 @@
#include <linux/clk.h>
#include <linux/bitmap.h>
-#include "msm_prop.h"
-
#include "dpu_kms.h"
#include "dpu_trace.h"
#include "dpu_crtc.h"
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 0c25c45..dd8c91e 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -579,10 +579,6 @@ static void dpu_crtc_destroy(struct drm_crtc *crtc)
if (!crtc)
return;
- if (dpu_crtc->blob_info)
- drm_property_blob_put(dpu_crtc->blob_info);
- msm_property_destroy(&dpu_crtc->property_info);
-
_dpu_crtc_deinit_events(dpu_crtc);
drm_crtc_cleanup(crtc);
@@ -1341,9 +1337,7 @@ static void dpu_crtc_destroy_state(struct drm_crtc *crtc,
__drm_atomic_helper_crtc_destroy_state(state);
- /* destroy value helper */
- msm_property_destroy_state(&dpu_crtc->property_info, cstate,
- &cstate->property_state);
+ kfree(cstate);
}
static int _dpu_crtc_wait_for_frame_done(struct drm_crtc *crtc)
@@ -1592,17 +1586,12 @@ static struct drm_crtc_state *dpu_crtc_duplicate_state(struct drm_crtc *crtc)
dpu_crtc = to_dpu_crtc(crtc);
old_cstate = to_dpu_crtc_state(crtc->state);
- cstate = msm_property_alloc_state(&dpu_crtc->property_info);
+ cstate = kmemdup(old_cstate, sizeof(*old_cstate), GFP_KERNEL);
if (!cstate) {
DPU_ERROR("failed to allocate state\n");
return NULL;
}
- /* duplicate value helper */
- msm_property_duplicate_state(&dpu_crtc->property_info,
- old_cstate, cstate,
- &cstate->property_state, cstate->property_values);
-
/* duplicate base helper */
__drm_atomic_helper_crtc_duplicate_state(crtc, &cstate->base);
@@ -1638,17 +1627,12 @@ static void dpu_crtc_reset(struct drm_crtc *crtc)
}
dpu_crtc = to_dpu_crtc(crtc);
- cstate = msm_property_alloc_state(&dpu_crtc->property_info);
+ cstate = kzalloc(sizeof(*cstate), GFP_KERNEL);
if (!cstate) {
DPU_ERROR("failed to allocate state\n");
return;
}
- /* reset value helper */
- msm_property_reset_state(&dpu_crtc->property_info, cstate,
- &cstate->property_state,
- cstate->property_values);
-
_dpu_crtc_rp_reset(&cstate->rp, &dpu_crtc->rp_lock,
&dpu_crtc->rp_head);
@@ -2145,212 +2129,6 @@ void dpu_crtc_cancel_pending_flip(struct drm_crtc *crtc, struct drm_file *file)
_dpu_crtc_complete_flip(crtc, file);
}
-/**
- * dpu_crtc_install_properties - install all drm properties for crtc
- * @crtc: Pointer to drm crtc structure
- */
-static void dpu_crtc_install_properties(struct drm_crtc *crtc,
- struct dpu_mdss_cfg *catalog)
-{
- struct dpu_crtc *dpu_crtc;
- struct drm_device *dev;
- struct dpu_kms_info *info;
- struct dpu_kms *dpu_kms;
-
- DPU_DEBUG("\n");
-
- if (!crtc || !catalog) {
- DPU_ERROR("invalid crtc or catalog\n");
- return;
- }
-
- dpu_crtc = to_dpu_crtc(crtc);
- dev = crtc->dev;
- dpu_kms = _dpu_crtc_get_kms(crtc);
-
- if (!dpu_kms) {
- DPU_ERROR("invalid argument\n");
- return;
- }
-
- info = kzalloc(sizeof(struct dpu_kms_info), GFP_KERNEL);
- if (!info) {
- DPU_ERROR("failed to allocate info memory\n");
- return;
- }
-
- msm_property_install_blob(&dpu_crtc->property_info, "capabilities",
- DRM_MODE_PROP_IMMUTABLE, CRTC_PROP_INFO);
-
- dpu_kms_info_reset(info);
-
- dpu_kms_info_add_keyint(info, "hw_version", catalog->hwversion);
- dpu_kms_info_add_keyint(info, "max_linewidth",
- catalog->caps->max_mixer_width);
- dpu_kms_info_add_keyint(info, "max_blendstages",
- catalog->caps->max_mixer_blendstages);
- if (catalog->caps->qseed_type == DPU_SSPP_SCALER_QSEED2)
- dpu_kms_info_add_keystr(info, "qseed_type", "qseed2");
- if (catalog->caps->qseed_type == DPU_SSPP_SCALER_QSEED3)
- dpu_kms_info_add_keystr(info, "qseed_type", "qseed3");
-
- if (dpu_is_custom_client()) {
- if (catalog->caps->smart_dma_rev == DPU_SSPP_SMART_DMA_V1)
- dpu_kms_info_add_keystr(info,
- "smart_dma_rev", "smart_dma_v1");
- if (catalog->caps->smart_dma_rev == DPU_SSPP_SMART_DMA_V2)
- dpu_kms_info_add_keystr(info,
- "smart_dma_rev", "smart_dma_v2");
- }
-
- dpu_kms_info_add_keyint(info, "has_src_split",
- catalog->caps->has_src_split);
- if (catalog->perf.max_bw_low)
- dpu_kms_info_add_keyint(info, "max_bandwidth_low",
- catalog->perf.max_bw_low * 1000LL);
- if (catalog->perf.max_bw_high)
- dpu_kms_info_add_keyint(info, "max_bandwidth_high",
- catalog->perf.max_bw_high * 1000LL);
- if (catalog->perf.min_core_ib)
- dpu_kms_info_add_keyint(info, "min_core_ib",
- catalog->perf.min_core_ib * 1000LL);
- if (catalog->perf.min_llcc_ib)
- dpu_kms_info_add_keyint(info, "min_llcc_ib",
- catalog->perf.min_llcc_ib * 1000LL);
- if (catalog->perf.min_dram_ib)
- dpu_kms_info_add_keyint(info, "min_dram_ib",
- catalog->perf.min_dram_ib * 1000LL);
- if (dpu_kms->perf.max_core_clk_rate)
- dpu_kms_info_add_keyint(info, "max_mdp_clk",
- dpu_kms->perf.max_core_clk_rate);
- dpu_kms_info_add_keystr(info, "core_ib_ff",
- catalog->perf.core_ib_ff);
- dpu_kms_info_add_keystr(info, "core_clk_ff",
- catalog->perf.core_clk_ff);
- dpu_kms_info_add_keystr(info, "comp_ratio_rt",
- catalog->perf.comp_ratio_rt);
- dpu_kms_info_add_keystr(info, "comp_ratio_nrt",
- catalog->perf.comp_ratio_nrt);
- dpu_kms_info_add_keyint(info, "dest_scale_prefill_lines",
- catalog->perf.dest_scale_prefill_lines);
- dpu_kms_info_add_keyint(info, "undersized_prefill_lines",
- catalog->perf.undersized_prefill_lines);
- dpu_kms_info_add_keyint(info, "macrotile_prefill_lines",
- catalog->perf.macrotile_prefill_lines);
- dpu_kms_info_add_keyint(info, "yuv_nv12_prefill_lines",
- catalog->perf.yuv_nv12_prefill_lines);
- dpu_kms_info_add_keyint(info, "linear_prefill_lines",
- catalog->perf.linear_prefill_lines);
- dpu_kms_info_add_keyint(info, "downscaling_prefill_lines",
- catalog->perf.downscaling_prefill_lines);
- dpu_kms_info_add_keyint(info, "xtra_prefill_lines",
- catalog->perf.xtra_prefill_lines);
- dpu_kms_info_add_keyint(info, "amortizable_threshold",
- catalog->perf.amortizable_threshold);
- dpu_kms_info_add_keyint(info, "min_prefill_lines",
- catalog->perf.min_prefill_lines);
-
- msm_property_set_blob(&dpu_crtc->property_info, &dpu_crtc->blob_info,
- info->data, DPU_KMS_INFO_DATALEN(info), CRTC_PROP_INFO);
-
- kfree(info);
-}
-
-/**
- * dpu_crtc_atomic_set_property - atomically set a crtc drm property
- * @crtc: Pointer to drm crtc structure
- * @state: Pointer to drm crtc state structure
- * @property: Pointer to targeted drm property
- * @val: Updated property value
- * @Returns: Zero on success
- */
-static int dpu_crtc_atomic_set_property(struct drm_crtc *crtc,
- struct drm_crtc_state *state,
- struct drm_property *property,
- uint64_t val)
-{
- struct dpu_crtc *dpu_crtc;
- struct dpu_crtc_state *cstate;
- int ret = -EINVAL;
-
- if (!crtc || !state || !property) {
- DPU_ERROR("invalid argument(s)\n");
- } else {
- dpu_crtc = to_dpu_crtc(crtc);
- cstate = to_dpu_crtc_state(state);
- ret = msm_property_atomic_set(&dpu_crtc->property_info,
- &cstate->property_state, property, val);
- if (ret)
- DRM_ERROR("failed to set the property\n");
-
- DPU_DEBUG("crtc%d %s[%d] <= 0x%llx ret=%d\n", crtc->base.id,
- property->name, property->base.id, val, ret);
- }
-
- return ret;
-}
-
-/**
- * dpu_crtc_set_property - set a crtc drm property
- * @crtc: Pointer to drm crtc structure
- * @property: Pointer to targeted drm property
- * @val: Updated property value
- * @Returns: Zero on success
- */
-static int dpu_crtc_set_property(struct drm_crtc *crtc,
- struct drm_property *property, uint64_t val)
-{
- DPU_DEBUG("\n");
-
- return dpu_crtc_atomic_set_property(crtc, crtc->state, property, val);
-}
-
-/**
- * dpu_crtc_atomic_get_property - retrieve a crtc drm property
- * @crtc: Pointer to drm crtc structure
- * @state: Pointer to drm crtc state structure
- * @property: Pointer to targeted drm property
- * @val: Pointer to variable for receiving property value
- * @Returns: Zero on success
- */
-static int dpu_crtc_atomic_get_property(struct drm_crtc *crtc,
- const struct drm_crtc_state *state,
- struct drm_property *property,
- uint64_t *val)
-{
- struct dpu_crtc *dpu_crtc;
- struct dpu_crtc_state *cstate;
- struct drm_encoder *encoder;
- int i, ret = -EINVAL;
- bool is_cmd = true;
-
- if (!crtc || !state) {
- DPU_ERROR("invalid argument(s)\n");
- } else {
- dpu_crtc = to_dpu_crtc(crtc);
- cstate = to_dpu_crtc_state(state);
-
- /**
- * set the cmd flag only when all the encoders attached
- * to the crtc are in cmd mode. Consider all other cases
- * as video mode.
- */
- drm_for_each_encoder(encoder, crtc->dev) {
- if (encoder->crtc == crtc)
- is_cmd = dpu_encoder_check_mode(encoder,
- MSM_DISPLAY_CAP_CMD_MODE);
- }
-
- i = msm_property_index(&dpu_crtc->property_info, property);
- ret = msm_property_atomic_get(&dpu_crtc->property_info,
- &cstate->property_state,
- property, val);
- if (ret)
- DRM_ERROR("get property failed\n");
- }
- return ret;
-}
-
#ifdef CONFIG_DEBUG_FS
static int _dpu_debugfs_status_show(struct seq_file *s, void *data)
{
@@ -2710,9 +2488,6 @@ static void dpu_crtc_early_unregister(struct drm_crtc *crtc)
.set_config = drm_atomic_helper_set_config,
.destroy = dpu_crtc_destroy,
.page_flip = drm_atomic_helper_page_flip,
- .set_property = dpu_crtc_set_property,
- .atomic_set_property = dpu_crtc_atomic_set_property,
- .atomic_get_property = dpu_crtc_atomic_get_property,
.reset = dpu_crtc_reset,
.atomic_duplicate_state = dpu_crtc_duplicate_state,
.atomic_destroy_state = dpu_crtc_destroy_state,
@@ -2875,14 +2650,6 @@ struct drm_crtc *dpu_crtc_init(struct drm_device *dev, struct drm_plane *plane)
return ERR_PTR(rc);
}
- /* create CRTC properties */
- msm_property_init(&dpu_crtc->property_info, &crtc->base, dev,
- priv->crtc_property, dpu_crtc->property_data,
- CRTC_PROP_COUNT, CRTC_PROP_BLOBCOUNT,
- sizeof(struct dpu_crtc_state));
-
- dpu_crtc_install_properties(crtc, kms->catalog);
-
DPU_DEBUG("%s: successfully initialized crtc\n", dpu_crtc->name);
return crtc;
}
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
index 6628eb3..f752101 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
@@ -22,7 +22,6 @@
#include <linux/kthread.h>
#include <uapi/drm/dpu_drm.h>
#include <drm/drm_crtc.h>
-#include "msm_prop.h"
#include "dpu_kms.h"
#include "dpu_core_perf.h"
#include "dpu_hw_blk.h"
@@ -200,10 +199,6 @@ struct dpu_crtc {
struct drm_pending_vblank_event *event;
u32 vsync_count;
- struct msm_property_info property_info;
- struct msm_property_data property_data[CRTC_PROP_COUNT];
- struct drm_property_blob *blob_info;
-
struct dpu_hw_stage_cfg stage_cfg;
struct dentry *debugfs_root;
@@ -324,8 +319,6 @@ struct dpu_crtc_state {
bool is_ppsplit;
struct dpu_rect lm_bounds[CRTC_DUAL_MIXERS];
- struct msm_property_state property_state;
- struct msm_property_value property_values[CRTC_PROP_COUNT];
uint64_t input_fence_timeout_ns;
struct dpu_core_perf_params new_perf;
@@ -336,15 +329,6 @@ struct dpu_crtc_state {
container_of(x, struct dpu_crtc_state, base)
/**
- * dpu_crtc_get_property - query integer value of crtc property
- * @S: Pointer to crtc state
- * @X: Property index, from enum msm_mdp_crtc_property
- * Returns: Integer value of requested property
- */
-#define dpu_crtc_get_property(S, X) \
- ((S) && ((X) < CRTC_PROP_COUNT) ? ((S)->property_values[(X)].value) : 0)
-
-/**
* dpu_crtc_get_mixer_width - get the mixer width
* Mixer width will be same as panel width(/2 for split)
*/
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h
index d853ad9..0339dfd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.h
@@ -20,8 +20,6 @@
#define __DPU_ENCODER_H__
#include <drm/drm_crtc.h>
-
-#include "msm_prop.h"
#include "dpu_hw_mdss.h"
#define DPU_ENCODER_FRAME_EVENT_DONE BIT(0)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
index 28735c8..faf5903 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c
@@ -20,9 +20,8 @@
#include <linux/debugfs.h>
#include <linux/dma-buf.h>
-#include "msm_prop.h"
-#include "msm_drv.h"
+#include "msm_drv.h"
#include "dpu_kms.h"
#include "dpu_formats.h"
#include "dpu_hw_sspp.h"
@@ -119,9 +118,6 @@ struct dpu_plane {
const struct dpu_sspp_sub_blks *pipe_sblk;
char pipe_name[DPU_NAME_SIZE];
- struct msm_property_info property_info;
- struct msm_property_data property_data[PLANE_PROP_COUNT];
- struct drm_property_blob *blob_info;
/* debugfs related stuff */
struct dentry *debugfs_root;
@@ -1401,7 +1397,6 @@ static int dpu_plane_sspp_atomic_update(struct drm_plane *plane,
}
_dpu_plane_set_qos_remap(plane);
-
return 0;
}
@@ -1486,89 +1481,6 @@ void dpu_plane_restore(struct drm_plane *plane)
dpu_plane_atomic_update(plane, plane->state);
}
-/* helper to install properties which are common to planes and crtcs */
-static void _dpu_plane_install_properties(struct drm_plane *plane,
- struct dpu_mdss_cfg *catalog, u32 master_plane_id)
-{
- struct dpu_plane *pdpu = to_dpu_plane(plane);
- int zpos_max = 255;
- int zpos_def = 0;
-
- if (!plane || !pdpu) {
- DPU_ERROR("invalid plane\n");
- return;
- } else if (!pdpu->pipe_hw || !pdpu->pipe_sblk) {
- DPU_ERROR("invalid plane, pipe_hw %d pipe_sblk %d\n",
- pdpu->pipe_hw != 0, pdpu->pipe_sblk != 0);
- return;
- } else if (!catalog) {
- DPU_ERROR("invalid catalog\n");
- return;
- }
-
- pdpu->catalog = catalog;
-
- if (dpu_is_custom_client()) {
- if (catalog->mixer_count &&
- catalog->mixer[0].sblk->maxblendstages) {
- zpos_max = catalog->mixer[0].sblk->maxblendstages - 1;
- if (zpos_max > DPU_STAGE_MAX - DPU_STAGE_0 - 1)
- zpos_max = DPU_STAGE_MAX - DPU_STAGE_0 - 1;
- }
- } else if (plane->type != DRM_PLANE_TYPE_PRIMARY) {
- /* reserve zpos == 0 for primary planes */
- zpos_def = drm_plane_index(plane) + 1;
- }
-}
-
-static int dpu_plane_atomic_set_property(struct drm_plane *plane,
- struct drm_plane_state *state, struct drm_property *property,
- uint64_t val)
-{
- struct dpu_plane *pdpu = plane ? to_dpu_plane(plane) : NULL;
- struct dpu_plane_state *pstate;
- int ret = -EINVAL;
-
- DPU_DEBUG_PLANE(pdpu, "\n");
-
- if (!plane) {
- DPU_ERROR("invalid plane\n");
- } else if (!state) {
- DPU_ERROR_PLANE(pdpu, "invalid state\n");
- } else {
- pstate = to_dpu_plane_state(state);
- ret = msm_property_atomic_set(&pdpu->property_info,
- &pstate->property_state, property, val);
- }
-
- DPU_DEBUG_PLANE(pdpu, "%s[%d] <= 0x%llx ret=%d\n",
- property->name, property->base.id, val, ret);
-
- return ret;
-}
-
-static int dpu_plane_atomic_get_property(struct drm_plane *plane,
- const struct drm_plane_state *state,
- struct drm_property *property, uint64_t *val)
-{
- struct dpu_plane *pdpu = plane ? to_dpu_plane(plane) : NULL;
- struct dpu_plane_state *pstate;
- int ret = -EINVAL;
-
- if (!plane) {
- DPU_ERROR("invalid plane\n");
- } else if (!state) {
- DPU_ERROR("invalid state\n");
- } else {
- DPU_DEBUG_PLANE(pdpu, "\n");
- pstate = to_dpu_plane_state(state);
- ret = msm_property_atomic_get(&pdpu->property_info,
- &pstate->property_state, property, val);
- }
-
- return ret;
-}
-
static void dpu_plane_destroy(struct drm_plane *plane)
{
struct dpu_plane *pdpu = plane ? to_dpu_plane(plane) : NULL;
@@ -1578,9 +1490,6 @@ static void dpu_plane_destroy(struct drm_plane *plane)
if (pdpu) {
_dpu_plane_set_qos_ctrl(plane, false, DPU_PLANE_QOS_PANIC_CTRL);
- if (pdpu->blob_info)
- drm_property_blob_put(pdpu->blob_info);
- msm_property_destroy(&pdpu->property_info);
mutex_destroy(&pdpu->lock);
drm_plane_helper_disable(plane);
@@ -1598,7 +1507,6 @@ static void dpu_plane_destroy(struct drm_plane *plane)
static void dpu_plane_destroy_state(struct drm_plane *plane,
struct drm_plane_state *state)
{
- struct dpu_plane *pdpu;
struct dpu_plane_state *pstate;
if (!plane || !state) {
@@ -1607,18 +1515,13 @@ static void dpu_plane_destroy_state(struct drm_plane *plane,
return;
}
- pdpu = to_dpu_plane(plane);
pstate = to_dpu_plane_state(state);
- DPU_DEBUG_PLANE(pdpu, "\n");
-
/* remove ref count for frame buffers */
if (state->fb)
drm_framebuffer_put(state->fb);
- /* destroy value helper */
- msm_property_destroy_state(&pdpu->property_info, pstate,
- &pstate->property_state);
+ kfree(pstate);
}
static struct drm_plane_state *
@@ -1638,7 +1541,7 @@ static void dpu_plane_destroy_state(struct drm_plane *plane,
old_state = to_dpu_plane_state(plane->state);
pdpu = to_dpu_plane(plane);
- pstate = msm_property_alloc_state(&pdpu->property_info);
+ pstate = kmemdup(old_state, sizeof(*old_state), GFP_KERNEL);
if (!pstate) {
DPU_ERROR_PLANE(pdpu, "failed to allocate state\n");
return NULL;
@@ -1646,10 +1549,6 @@ static void dpu_plane_destroy_state(struct drm_plane *plane,
DPU_DEBUG_PLANE(pdpu, "\n");
- /* duplicate value helper */
- msm_property_duplicate_state(&pdpu->property_info, old_state, pstate,
- &pstate->property_state, pstate->property_values);
-
pstate->pending = false;
__drm_atomic_helper_plane_duplicate_state(plane, &pstate->base);
@@ -1676,17 +1575,12 @@ static void dpu_plane_reset(struct drm_plane *plane)
plane->state = 0;
}
- pstate = msm_property_alloc_state(&pdpu->property_info);
+ pstate = kzalloc(sizeof(*pstate), GFP_KERNEL);
if (!pstate) {
DPU_ERROR_PLANE(pdpu, "failed to allocate state\n");
return;
}
- /* reset value helper */
- msm_property_reset_state(&pdpu->property_info, pstate,
- &pstate->property_state,
- pstate->property_values);
-
pstate->base.plane = plane;
plane->state = &pstate->base;
@@ -1919,8 +1813,6 @@ static void dpu_plane_early_unregister(struct drm_plane *plane)
.update_plane = drm_atomic_helper_update_plane,
.disable_plane = drm_atomic_helper_disable_plane,
.destroy = dpu_plane_destroy,
- .atomic_set_property = dpu_plane_atomic_set_property,
- .atomic_get_property = dpu_plane_atomic_get_property,
.reset = dpu_plane_reset,
.atomic_duplicate_state = dpu_plane_duplicate_state,
.atomic_destroy_state = dpu_plane_destroy_state,
@@ -2064,13 +1956,6 @@ struct drm_plane *dpu_plane_init(struct drm_device *dev,
/* success! finalize initialization */
drm_plane_helper_add(plane, &dpu_plane_helper_funcs);
- msm_property_init(&pdpu->property_info, &plane->base, dev,
- priv->plane_property, pdpu->property_data,
- PLANE_PROP_COUNT, PLANE_PROP_BLOBCOUNT,
- sizeof(struct dpu_plane_state));
-
- _dpu_plane_install_properties(plane, kms->catalog, master_plane_id);
-
/* save user friendly pipe name for later */
snprintf(pdpu->pipe_name, DPU_NAME_SIZE, "plane%u", plane->base.id);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h
index a06c8b4..f6fe6dd 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.h
@@ -21,7 +21,6 @@
#include <drm/drm_crtc.h>
-#include "msm_prop.h"
#include "dpu_kms.h"
#include "dpu_hw_mdss.h"
#include "dpu_hw_sspp.h"
@@ -44,8 +43,6 @@
*/
struct dpu_plane_state {
struct drm_plane_state base;
- struct msm_property_state property_state;
- struct msm_property_value property_values[PLANE_PROP_COUNT];
struct msm_gem_address_space *aspace;
void *input_fence;
enum dpu_stage stage;
@@ -74,15 +71,6 @@ struct dpu_multirect_plane_states {
container_of(x, struct dpu_plane_state, base)
/**
- * dpu_plane_get_property - Query integer value of plane property
- * @S: Pointer to plane state
- * @X: Property index, from enum msm_mdp_plane_property
- * Returns: Integer value of requested property
- */
-#define dpu_plane_get_property(S, X) ((S) && ((X) < PLANE_PROP_COUNT) ? \
- ((S)->property_values[(X)].value) : 0)
-
-/**
* dpu_plane_pipe - return sspp identifier for the given plane
* @plane: Pointer to DRM plane object
* Returns: sspp identifier of the given plane
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 8e80b4b..edb395d 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -77,26 +77,13 @@ struct msm_file_private {
};
enum msm_mdp_plane_property {
- /* # of blob properties */
- PLANE_PROP_BLOBCOUNT,
-
/* range properties */
- PLANE_PROP_ZPOS = PLANE_PROP_BLOBCOUNT,
+ PLANE_PROP_ZPOS,
/* total # of properties */
PLANE_PROP_COUNT
};
-enum msm_mdp_crtc_property {
- CRTC_PROP_INFO,
-
- /* # of blob properties */
- CRTC_PROP_BLOBCOUNT,
-
- /* total # of properties */
- CRTC_PROP_COUNT
-};
-
struct msm_vblank_ctrl {
struct kthread_work work;
struct list_head event_list;
@@ -364,7 +351,6 @@ struct msm_drm_private {
/* Properties */
struct drm_property *plane_property[PLANE_PROP_COUNT];
- struct drm_property *crtc_property[CRTC_PROP_COUNT];
/* Color processing properties for the crtc */
struct drm_property **cp_property;
diff --git a/drivers/gpu/drm/msm/msm_prop.c b/drivers/gpu/drm/msm/msm_prop.c
deleted file mode 100644
index 8f27cde..0000000
--- a/drivers/gpu/drm/msm/msm_prop.c
+++ /dev/null
@@ -1,688 +0,0 @@
-/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#include "msm_prop.h"
-
-void msm_property_init(struct msm_property_info *info,
- struct drm_mode_object *base,
- struct drm_device *dev,
- struct drm_property **property_array,
- struct msm_property_data *property_data,
- uint32_t property_count,
- uint32_t blob_count,
- uint32_t state_size)
-{
- /* prevent access if any of these are NULL */
- if (!base || !dev || !property_array || !property_data) {
- property_count = 0;
- blob_count = 0;
-
- DRM_ERROR("invalid arguments, forcing zero properties\n");
- return;
- }
-
- /* can't have more blob properties than total properties */
- if (blob_count > property_count) {
- blob_count = property_count;
-
- DBG("Capping number of blob properties to %d", blob_count);
- }
-
- if (!info) {
- DRM_ERROR("info pointer is NULL\n");
- } else {
- info->base = base;
- info->dev = dev;
- info->property_array = property_array;
- info->property_data = property_data;
- info->property_count = property_count;
- info->blob_count = blob_count;
- info->install_request = 0;
- info->install_count = 0;
- info->recent_idx = 0;
- info->is_active = false;
- info->state_size = state_size;
- info->state_cache_size = 0;
- mutex_init(&info->property_lock);
-
- memset(property_data,
- 0,
- sizeof(struct msm_property_data) *
- property_count);
- }
-}
-
-void msm_property_destroy(struct msm_property_info *info)
-{
- if (!info)
- return;
-
- /* free state cache */
- while (info->state_cache_size > 0)
- kfree(info->state_cache[--(info->state_cache_size)]);
-
- mutex_destroy(&info->property_lock);
-}
-
-int msm_property_pop_dirty(struct msm_property_info *info,
- struct msm_property_state *property_state)
-{
- struct list_head *item;
- int rc = 0;
-
- if (!info || !property_state || !property_state->values) {
- DRM_ERROR("invalid argument(s)\n");
- return -EINVAL;
- }
-
- mutex_lock(&info->property_lock);
- if (list_empty(&property_state->dirty_list)) {
- rc = -EAGAIN;
- } else {
- item = property_state->dirty_list.next;
- list_del_init(item);
- rc = container_of(item, struct msm_property_value, dirty_node)
- - property_state->values;
- DRM_DEBUG_KMS("property %d dirty\n", rc);
- }
- mutex_unlock(&info->property_lock);
-
- return rc;
-}
-
-/**
- * _msm_property_set_dirty_no_lock - flag given property as being dirty
- * This function doesn't mutex protect the
- * dirty linked list.
- * @info: Pointer to property info container struct
- * @property_state: Pointer to property state container struct
- * @property_idx: Property index
- */
-static void _msm_property_set_dirty_no_lock(
- struct msm_property_info *info,
- struct msm_property_state *property_state,
- uint32_t property_idx)
-{
- if (!info || !property_state || !property_state->values ||
- property_idx >= info->property_count) {
- DRM_ERROR("invalid argument(s), idx %u\n", property_idx);
- return;
- }
-
- /* avoid re-inserting if already dirty */
- if (!list_empty(&property_state->values[property_idx].dirty_node)) {
- DRM_DEBUG_KMS("property %u already dirty\n", property_idx);
- return;
- }
-
- list_add_tail(&property_state->values[property_idx].dirty_node,
- &property_state->dirty_list);
-}
-
-/**
- * _msm_property_install_integer - install standard drm range property
- * @info: Pointer to property info container struct
- * @name: Property name
- * @flags: Other property type flags, e.g. DRM_MODE_PROP_IMMUTABLE
- * @min: Min property value
- * @max: Max property value
- * @init: Default Property value
- * @property_idx: Property index
- * @force_dirty: Whether or not to filter 'dirty' status on unchanged values
- */
-static void _msm_property_install_integer(struct msm_property_info *info,
- const char *name, int flags, uint64_t min, uint64_t max,
- uint64_t init, uint32_t property_idx, bool force_dirty)
-{
- struct drm_property **prop;
-
- if (!info)
- return;
-
- ++info->install_request;
-
- if (!name || (property_idx >= info->property_count)) {
- DRM_ERROR("invalid argument(s), %s\n", name ? name : "null");
- } else {
- prop = &info->property_array[property_idx];
- /*
- * Properties need to be attached to each drm object that
- * uses them, but only need to be created once
- */
- if (*prop == 0) {
- *prop = drm_property_create_range(info->dev,
- flags, name, min, max);
- if (*prop == 0)
- DRM_ERROR("create %s property failed\n", name);
- }
-
- /* save init value for later */
- info->property_data[property_idx].default_value = init;
- info->property_data[property_idx].force_dirty = force_dirty;
-
- /* always attach property, if created */
- if (*prop) {
- drm_object_attach_property(info->base, *prop, init);
- ++info->install_count;
- }
- }
-}
-
-void msm_property_install_range(struct msm_property_info *info,
- const char *name, int flags, uint64_t min, uint64_t max,
- uint64_t init, uint32_t property_idx)
-{
- _msm_property_install_integer(info, name, flags,
- min, max, init, property_idx, false);
-}
-
-void msm_property_install_volatile_range(struct msm_property_info *info,
- const char *name, int flags, uint64_t min, uint64_t max,
- uint64_t init, uint32_t property_idx)
-{
- _msm_property_install_integer(info, name, flags,
- min, max, init, property_idx, true);
-}
-
-void msm_property_install_rotation(struct msm_property_info *info,
- struct drm_plane *plane, unsigned int rotation,
- unsigned int supported_rotations, uint32_t property_idx)
-{
- if (!info || !plane)
- return;
-
- ++info->install_request;
-
- if (property_idx >= info->property_count) {
- DRM_ERROR("invalid property index %d\n", property_idx);
- return;
- }
-
- if (drm_plane_create_rotation_property(plane,
- rotation, supported_rotations)) {
- DRM_ERROR("create rotation property failed\n");
- return;
- }
-
- if (plane->rotation_property) {
- info->property_array[property_idx] = plane->rotation_property;
-
- /* save init value for later */
- info->property_data[property_idx].default_value = rotation;
- info->property_data[property_idx].force_dirty = false;
-
- ++info->install_count;
- }
-}
-
-void msm_property_install_enum(struct msm_property_info *info,
- const char *name, int flags, int is_bitmask,
- const struct drm_prop_enum_list *values, int num_values,
- uint32_t property_idx)
-{
- struct drm_property **prop;
-
- if (!info)
- return;
-
- ++info->install_request;
-
- if (!name || !values || !num_values ||
- (property_idx >= info->property_count)) {
- DRM_ERROR("invalid argument(s), %s\n", name ? name : "null");
- } else {
- prop = &info->property_array[property_idx];
- /*
- * Properties need to be attached to each drm object that
- * uses them, but only need to be created once
- */
- if (*prop == 0) {
- /* 'bitmask' is a special type of 'enum' */
- if (is_bitmask)
- *prop = drm_property_create_bitmask(info->dev,
- DRM_MODE_PROP_BITMASK | flags,
- name, values, num_values, -1);
- else
- *prop = drm_property_create_enum(info->dev,
- DRM_MODE_PROP_ENUM | flags,
- name, values, num_values);
- if (*prop == 0)
- DRM_ERROR("create %s property failed\n", name);
- }
-
- /* save init value for later */
- info->property_data[property_idx].default_value = 0;
- info->property_data[property_idx].force_dirty = false;
-
- /* select first defined value for enums */
- if (!is_bitmask)
- info->property_data[property_idx].default_value =
- values->type;
-
- /* always attach property, if created */
- if (*prop) {
- drm_object_attach_property(info->base, *prop,
- info->property_data
- [property_idx].default_value);
- ++info->install_count;
- }
- }
-}
-
-void msm_property_install_blob(struct msm_property_info *info,
- const char *name, int flags, uint32_t property_idx)
-{
- struct drm_property **prop;
-
- if (!info)
- return;
-
- ++info->install_request;
-
- if (!name || (property_idx >= info->blob_count)) {
- DRM_ERROR("invalid argument(s), %s\n", name ? name : "null");
- } else {
- prop = &info->property_array[property_idx];
- /*
- * Properties need to be attached to each drm object that
- * uses them, but only need to be created once
- */
- if (*prop == 0) {
- /* use 'create' for blob property place holder */
- *prop = drm_property_create(info->dev,
- DRM_MODE_PROP_BLOB | flags, name, 0);
- if (*prop == 0)
- DRM_ERROR("create %s property failed\n", name);
- }
-
- /* save init value for later */
- info->property_data[property_idx].default_value = 0;
- info->property_data[property_idx].force_dirty = true;
-
- /* always attach property, if created */
- if (*prop) {
- drm_object_attach_property(info->base, *prop, -1);
- ++info->install_count;
- }
- }
-}
-
-int msm_property_install_get_status(struct msm_property_info *info)
-{
- int rc = -ENOMEM;
-
- if (info && (info->install_request == info->install_count))
- rc = 0;
-
- return rc;
-}
-
-int msm_property_index(struct msm_property_info *info,
- struct drm_property *property)
-{
- uint32_t count;
- int32_t idx;
- int rc = -EINVAL;
-
- if (!info || !property) {
- DRM_ERROR("invalid argument(s)\n");
- } else {
- /*
- * Linear search, but start from last found index. This will
- * help if any single property is accessed multiple times in a
- * row. Ideally, we could keep a list of properties sorted in
- * the order of most recent access, but that may be overkill
- * for now.
- */
- mutex_lock(&info->property_lock);
- idx = info->recent_idx;
- count = info->property_count;
- while (count) {
- --count;
-
- /* stop searching on match */
- if (info->property_array[idx] == property) {
- info->recent_idx = idx;
- rc = idx;
- break;
- }
-
- /* move to next valid index */
- if (--idx < 0)
- idx = info->property_count - 1;
- }
- mutex_unlock(&info->property_lock);
- }
-
- return rc;
-}
-
-int msm_property_set_dirty(struct msm_property_info *info,
- struct msm_property_state *property_state,
- int property_idx)
-{
- if (!info || !property_state || !property_state->values) {
- DRM_ERROR("invalid argument(s)\n");
- return -EINVAL;
- }
- mutex_lock(&info->property_lock);
- _msm_property_set_dirty_no_lock(info, property_state, property_idx);
- mutex_unlock(&info->property_lock);
- return 0;
-}
-
-int msm_property_atomic_set(struct msm_property_info *info,
- struct msm_property_state *property_state,
- struct drm_property *property, uint64_t val)
-{
- struct drm_property_blob *blob;
- int property_idx, rc = -EINVAL;
-
- property_idx = msm_property_index(info, property);
- if (!info || !property_state ||
- (property_idx == -EINVAL) || !property_state->values) {
- DRM_DEBUG("invalid argument(s)\n");
- } else {
- /* extra handling for incoming properties */
- mutex_lock(&info->property_lock);
- if ((property->flags & DRM_MODE_PROP_BLOB) &&
- (property_idx < info->blob_count)) {
- /* DRM lookup also takes a reference */
- blob = drm_property_lookup_blob(info->dev,
- (uint32_t)val);
- if (!blob) {
- DRM_ERROR("blob not found\n");
- val = 0;
- } else {
- DBG("Blob %u saved", blob->base.id);
- val = blob->base.id;
-
- /* save blob - need to clear previous ref */
- if (property_state->values[property_idx].blob)
- drm_property_blob_put(
- property_state->values[
- property_idx].blob);
- property_state->values[property_idx].blob =
- blob;
- }
- }
-
- /* update value and flag as dirty */
- if (property_state->values[property_idx].value != val ||
- info->property_data[property_idx].force_dirty) {
- property_state->values[property_idx].value = val;
- _msm_property_set_dirty_no_lock(info, property_state,
- property_idx);
-
- DBG("%s - %lld", property->name, val);
- }
- mutex_unlock(&info->property_lock);
- rc = 0;
- }
-
- return rc;
-}
-
-int msm_property_atomic_get(struct msm_property_info *info,
- struct msm_property_state *property_state,
- struct drm_property *property, uint64_t *val)
-{
- int property_idx, rc = -EINVAL;
-
- property_idx = msm_property_index(info, property);
- if (!info || (property_idx == -EINVAL) ||
- !property_state->values || !val) {
- DRM_DEBUG("Invalid argument(s)\n");
- } else {
- mutex_lock(&info->property_lock);
- *val = property_state->values[property_idx].value;
- mutex_unlock(&info->property_lock);
- rc = 0;
- }
-
- return rc;
-}
-
-void *msm_property_alloc_state(struct msm_property_info *info)
-{
- void *state = NULL;
-
- if (!info) {
- DRM_ERROR("invalid property info\n");
- return NULL;
- }
-
- mutex_lock(&info->property_lock);
- if (info->state_cache_size)
- state = info->state_cache[--(info->state_cache_size)];
- mutex_unlock(&info->property_lock);
-
- if (!state && info->state_size)
- state = kmalloc(info->state_size, GFP_KERNEL);
-
- if (!state)
- DRM_ERROR("failed to allocate state\n");
-
- return state;
-}
-
-/**
- * _msm_property_free_state - helper function for freeing local state objects
- * @info: Pointer to property info container struct
- * @st: Pointer to state object
- */
-static void _msm_property_free_state(struct msm_property_info *info, void *st)
-{
- if (!info || !st)
- return;
-
- mutex_lock(&info->property_lock);
- if (info->state_cache_size < MSM_PROP_STATE_CACHE_SIZE)
- info->state_cache[(info->state_cache_size)++] = st;
- else
- kfree(st);
- mutex_unlock(&info->property_lock);
-}
-
-void msm_property_reset_state(struct msm_property_info *info, void *state,
- struct msm_property_state *property_state,
- struct msm_property_value *property_values)
-{
- uint32_t i;
-
- if (!info) {
- DRM_ERROR("invalid property info\n");
- return;
- }
-
- if (state)
- memset(state, 0, info->state_size);
-
- if (property_state) {
- property_state->property_count = info->property_count;
- property_state->values = property_values;
- INIT_LIST_HEAD(&property_state->dirty_list);
- }
-
- /*
- * Assign default property values. This helper is mostly used
- * to initialize newly created state objects.
- */
- if (property_values)
- for (i = 0; i < info->property_count; ++i) {
- property_values[i].value =
- info->property_data[i].default_value;
- property_values[i].blob = NULL;
- INIT_LIST_HEAD(&property_values[i].dirty_node);
- }
-}
-
-void msm_property_duplicate_state(struct msm_property_info *info,
- void *old_state, void *state,
- struct msm_property_state *property_state,
- struct msm_property_value *property_values)
-{
- uint32_t i;
-
- if (!info || !old_state || !state) {
- DRM_ERROR("invalid argument(s)\n");
- return;
- }
-
- memcpy(state, old_state, info->state_size);
-
- if (!property_state)
- return;
-
- INIT_LIST_HEAD(&property_state->dirty_list);
- property_state->values = property_values;
-
- if (property_state->values)
- /* add ref count for blobs and initialize dirty nodes */
- for (i = 0; i < info->property_count; ++i) {
- if (property_state->values[i].blob)
- drm_property_blob_get(
- property_state->values[i].blob);
- INIT_LIST_HEAD(&property_state->values[i].dirty_node);
- }
-}
-
-void msm_property_destroy_state(struct msm_property_info *info, void *state,
- struct msm_property_state *property_state)
-{
- uint32_t i;
-
- if (!info || !state) {
- DRM_ERROR("invalid argument(s)\n");
- return;
- }
- if (property_state && property_state->values) {
- /* remove ref count for blobs */
- for (i = 0; i < info->property_count; ++i)
- if (property_state->values[i].blob) {
- drm_property_blob_put(
- property_state->values[i].blob);
- property_state->values[i].blob = NULL;
- }
- }
-
- _msm_property_free_state(info, state);
-}
-
-void *msm_property_get_blob(struct msm_property_info *info,
- struct msm_property_state *property_state,
- size_t *byte_len,
- uint32_t property_idx)
-{
- struct drm_property_blob *blob;
- size_t len = 0;
- void *rc = 0;
-
- if (!info || !property_state || !property_state->values ||
- (property_idx >= info->blob_count)) {
- DRM_ERROR("invalid argument(s)\n");
- } else {
- blob = property_state->values[property_idx].blob;
- if (blob) {
- len = blob->length;
- rc = &blob->data;
- }
- }
-
- if (byte_len)
- *byte_len = len;
-
- return rc;
-}
-
-int msm_property_set_blob(struct msm_property_info *info,
- struct drm_property_blob **blob_reference,
- void *blob_data,
- size_t byte_len,
- uint32_t property_idx)
-{
- struct drm_property_blob *blob = NULL;
- int rc = -EINVAL;
-
- if (!info || !blob_reference || (property_idx >= info->blob_count)) {
- DRM_ERROR("invalid argument(s)\n");
- } else {
- /* create blob */
- if (blob_data && byte_len) {
- blob = drm_property_create_blob(info->dev,
- byte_len,
- blob_data);
- if (IS_ERR_OR_NULL(blob)) {
- rc = PTR_ERR(blob);
- DRM_ERROR("failed to create blob, %d\n", rc);
- goto exit;
- }
- }
-
- /* update drm object */
- rc = drm_object_property_set_value(info->base,
- info->property_array[property_idx],
- blob ? blob->base.id : 0);
- if (rc) {
- DRM_ERROR("failed to set blob to property\n");
- if (blob)
- drm_property_blob_put(blob);
- goto exit;
- }
-
- /* update local reference */
- if (*blob_reference)
- drm_property_blob_put(*blob_reference);
- *blob_reference = blob;
- }
-
-exit:
- return rc;
-}
-
-int msm_property_set_property(struct msm_property_info *info,
- struct msm_property_state *property_state,
- uint32_t property_idx,
- uint64_t val)
-{
- int rc = -EINVAL;
-
- if (!info || (property_idx >= info->property_count) ||
- property_idx < info->blob_count ||
- !property_state || !property_state->values) {
- DRM_ERROR("invalid argument(s)\n");
- } else {
- struct drm_property *drm_prop;
-
- mutex_lock(&info->property_lock);
-
- /* update cached value */
- property_state->values[property_idx].value = val;
-
- /* update the new default value for immutables */
- drm_prop = info->property_array[property_idx];
- if (drm_prop->flags & DRM_MODE_PROP_IMMUTABLE)
- info->property_data[property_idx].default_value = val;
-
- mutex_unlock(&info->property_lock);
-
- /* update drm object */
- rc = drm_object_property_set_value(info->base, drm_prop, val);
- if (rc)
- DRM_ERROR("failed set property value, idx %d rc %d\n",
- property_idx, rc);
-
- }
-
- return rc;
-}
-
diff --git a/drivers/gpu/drm/msm/msm_prop.h b/drivers/gpu/drm/msm/msm_prop.h
deleted file mode 100644
index 6785955..0000000
--- a/drivers/gpu/drm/msm/msm_prop.h
+++ /dev/null
@@ -1,438 +0,0 @@
-/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 and
- * only version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
-
-#ifndef _MSM_PROP_H_
-#define _MSM_PROP_H_
-
-#include <linux/list.h>
-#include "msm_drv.h"
-
-#define MSM_PROP_STATE_CACHE_SIZE 2
-
-/**
- * struct msm_property_data - opaque structure for tracking per
- * drm-object per property stuff
- * @default_value: Default property value for this drm object
- * @force_dirty: Always dirty property on incoming sets, rather than checking
- * for modified values
- */
-struct msm_property_data {
- uint64_t default_value;
- bool force_dirty;
-};
-
-/**
- * struct msm_property_value - opaque structure for tracking per
- * drm-object per property stuff
- * @value: Current property value for this drm object
- * @blob: Pointer to associated blob data, if available
- * @dirty_node: Linked list node to track if property is dirty or not
- */
-struct msm_property_value {
- uint64_t value;
- struct drm_property_blob *blob;
- struct list_head dirty_node;
-};
-
-/**
- * struct msm_property_info: Structure for property/state helper functions
- * @base: Pointer to base drm object (plane/crtc/etc.)
- * @dev: Pointer to drm device object
- * @property_array: Pointer to array for storing created property objects
- * @property_data: Pointer to array for storing private property data
- * @property_count: Total number of properties
- * @blob_count: Total number of blob properties, should be <= count
- * @install_request: Total number of property 'install' requests
- * @install_count: Total number of successful 'install' requests
- * @recent_idx: Index of property most recently accessed by set/get
- * @is_active: Whether or not drm component properties are 'active'
- * @state_cache: Cache of local states, to prevent alloc/free thrashing
- * @state_size: Size of local state structures
- * @state_cache_size: Number of state structures currently stored in state_cache
- * @property_lock: Mutex to protect local variables
- */
-struct msm_property_info {
- struct drm_mode_object *base;
- struct drm_device *dev;
-
- struct drm_property **property_array;
- struct msm_property_data *property_data;
- uint32_t property_count;
- uint32_t blob_count;
- uint32_t install_request;
- uint32_t install_count;
-
- int32_t recent_idx;
-
- bool is_active;
-
- void *state_cache[MSM_PROP_STATE_CACHE_SIZE];
- uint32_t state_size;
- int32_t state_cache_size;
- struct mutex property_lock;
-};
-
-/**
- * struct msm_property_state - Structure for local property state information
- * @property_count: Total number of properties
- * @values: Pointer to array of msm_property_value objects
- * @dirty_list: List of all properties that have been 'atomic_set' but not
- * yet cleared with 'msm_property_pop_dirty'
- */
-struct msm_property_state {
- uint32_t property_count;
- struct msm_property_value *values;
- struct list_head dirty_list;
-};
-
-/**
- * msm_property_index_to_drm_property - get drm property struct from prop index
- * @info: Pointer to property info container struct
- * @property_idx: Property index
- * Returns: drm_property pointer associated with property index
- */
-static inline
-struct drm_property *msm_property_index_to_drm_property(
- struct msm_property_info *info, uint32_t property_idx)
-{
- if (!info || property_idx >= info->property_count)
- return NULL;
-
- return info->property_array[property_idx];
-}
-
-/**
- * msm_property_get_default - query default value of a property
- * @info: Pointer to property info container struct
- * @property_idx: Property index
- * Returns: Default value for specified property
- */
-static inline
-uint64_t msm_property_get_default(struct msm_property_info *info,
- uint32_t property_idx)
-{
- uint64_t rc = 0;
-
- if (!info)
- return 0;
-
- mutex_lock(&info->property_lock);
- if (property_idx < info->property_count)
- rc = info->property_data[property_idx].default_value;
- mutex_unlock(&info->property_lock);
-
- return rc;
-}
-
-/**
- * msm_property_set_is_active - set overall 'active' status for all properties
- * @info: Pointer to property info container struct
- * @is_active: New 'is active' status
- */
-static inline
-void msm_property_set_is_active(struct msm_property_info *info, bool is_active)
-{
- if (info) {
- mutex_lock(&info->property_lock);
- info->is_active = is_active;
- mutex_unlock(&info->property_lock);
- }
-}
-
-/**
- * msm_property_get_is_active - query property 'is active' status
- * @info: Pointer to property info container struct
- * Returns: Current 'is active's status
- */
-static inline
-bool msm_property_get_is_active(struct msm_property_info *info)
-{
- bool rc = false;
-
- if (info) {
- mutex_lock(&info->property_lock);
- rc = info->is_active;
- mutex_unlock(&info->property_lock);
- }
-
- return rc;
-}
-
-/**
- * msm_property_pop_dirty - determine next dirty property and clear
- * its dirty flag
- * @info: Pointer to property info container struct
- * @property_state: Pointer to property state container struct
- * Returns: Valid msm property index on success,
- * -EAGAIN if no dirty properties are available
- * Property indicies returned from this function are similar
- * to those returned by the msm_property_index function.
- */
-int msm_property_pop_dirty(struct msm_property_info *info,
- struct msm_property_state *property_state);
-
-/**
- * msm_property_init - initialize property info structure
- * @info: Pointer to property info container struct
- * @base: Pointer to base drm object (plane/crtc/etc.)
- * @dev: Pointer to drm device object
- * @property_array: Pointer to array for storing created property objects
- * @property_data: Pointer to array for storing private property data
- * @property_count: Total number of properties
- * @blob_count: Total number of blob properties, should be <= count
- * @state_size: Size of local state object
- */
-void msm_property_init(struct msm_property_info *info,
- struct drm_mode_object *base,
- struct drm_device *dev,
- struct drm_property **property_array,
- struct msm_property_data *property_data,
- uint32_t property_count,
- uint32_t blob_count,
- uint32_t state_size);
-
-/**
- * msm_property_destroy - destroy helper info structure
- *
- * @info: Pointer to property info container struct
- */
-void msm_property_destroy(struct msm_property_info *info);
-
-/**
- * msm_property_install_range - install standard drm range property
- * @info: Pointer to property info container struct
- * @name: Property name
- * @flags: Other property type flags, e.g. DRM_MODE_PROP_IMMUTABLE
- * @min: Min property value
- * @max: Max property value
- * @init: Default Property value
- * @property_idx: Property index
- */
-void msm_property_install_range(struct msm_property_info *info,
- const char *name,
- int flags,
- uint64_t min,
- uint64_t max,
- uint64_t init,
- uint32_t property_idx);
-
-/**
- * msm_property_install_volatile_range - install drm range property
- * This function is similar to msm_property_install_range, but assumes
- * that the property is meant for holding user pointers or descriptors
- * that may reference volatile data without having an updated value.
- * @info: Pointer to property info container struct
- * @name: Property name
- * @flags: Other property type flags, e.g. DRM_MODE_PROP_IMMUTABLE
- * @min: Min property value
- * @max: Max property value
- * @init: Default Property value
- * @property_idx: Property index
- */
-void msm_property_install_volatile_range(struct msm_property_info *info,
- const char *name,
- int flags,
- uint64_t min,
- uint64_t max,
- uint64_t init,
- uint32_t property_idx);
-
-/**
- * msm_property_install_rotation - install standard drm rotation property
- * @info: Pointer to property info container struct
- * @plane: Pointer to drm_plane which this property is installed on
- * @rotation: The default value for this new property
- * @supported_rotations: Bitmask of supported rotation values (see
- * drm_plane_create_rotation_property for more details)
- * @property_idx: Property index
- */
-void msm_property_install_rotation(struct msm_property_info *info,
- struct drm_plane *plane,
- unsigned int rotation,
- unsigned int supported_rotations,
- uint32_t property_idx);
-
-/**
- * msm_property_install_enum - install standard drm enum/bitmask property
- * @info: Pointer to property info container struct
- * @name: Property name
- * @flags: Other property type flags, e.g. DRM_MODE_PROP_IMMUTABLE
- * @is_bitmask: Set to non-zero to create a bitmask property, rather than an
- * enumeration one
- * @values: Array of allowable enumeration/bitmask values
- * @num_values: Size of values array
- * @property_idx: Property index
- */
-void msm_property_install_enum(struct msm_property_info *info,
- const char *name,
- int flags,
- int is_bitmask,
- const struct drm_prop_enum_list *values,
- int num_values,
- uint32_t property_idx);
-
-/**
- * msm_property_install_blob - install standard drm blob property
- * @info: Pointer to property info container struct
- * @name: Property name
- * @flags: Extra flags for property creation
- * @property_idx: Property index
- */
-void msm_property_install_blob(struct msm_property_info *info,
- const char *name,
- int flags,
- uint32_t property_idx);
-
-/**
- * msm_property_install_get_status - query overal status of property additions
- * @info: Pointer to property info container struct
- * Returns: Zero if previous property install calls were all successful
- */
-int msm_property_install_get_status(struct msm_property_info *info);
-
-/**
- * msm_property_index - determine property index from drm_property ptr
- * @info: Pointer to property info container struct
- * @property: Incoming property pointer
- * Returns: Valid property index, or -EINVAL on error
- */
-int msm_property_index(struct msm_property_info *info,
- struct drm_property *property);
-
-/**
- * msm_property_set_dirty - forcibly flag a property as dirty
- * @info: Pointer to property info container struct
- * @property_state: Pointer to property state container struct
- * @property_idx: Property index
- * Returns: Zero on success
- */
-int msm_property_set_dirty(struct msm_property_info *info,
- struct msm_property_state *property_state,
- int property_idx);
-
-/**
- * msm_property_atomic_set - helper function for atomic property set callback
- * @info: Pointer to property info container struct
- * @property_state: Pointer to local state structure
- * @property: Incoming property pointer
- * @val: Incoming property value
- * Returns: Zero on success
- */
-int msm_property_atomic_set(struct msm_property_info *info,
- struct msm_property_state *property_state,
- struct drm_property *property,
- uint64_t val);
-
-/**
- * msm_property_atomic_get - helper function for atomic property get callback
- * @info: Pointer to property info container struct
- * @property_state: Pointer to local state structure
- * @property: Incoming property pointer
- * @val: Pointer to variable for receiving property value
- * Returns: Zero on success
- */
-int msm_property_atomic_get(struct msm_property_info *info,
- struct msm_property_state *property_state,
- struct drm_property *property,
- uint64_t *val);
-
-/**
- * msm_property_alloc_state - helper function for allocating local state objects
- * @info: Pointer to property info container struct
- */
-void *msm_property_alloc_state(struct msm_property_info *info);
-
-/**
- * msm_property_reset_state - helper function for state reset callback
- * @info: Pointer to property info container struct
- * @state: Pointer to local state structure
- * @property_state: Pointer to property state container struct
- * @property_values: Pointer to property values cache array
- */
-void msm_property_reset_state(struct msm_property_info *info, void *state,
- struct msm_property_state *property_state,
- struct msm_property_value *property_values);
-
-/**
- * msm_property_duplicate_state - helper function for duplicate state cb
- * @info: Pointer to property info container struct
- * @old_state: Pointer to original state structure
- * @state: Pointer to newly created state structure
- * @property_state: Pointer to destination property state container struct
- * @property_values: Pointer to property values cache array
- */
-void msm_property_duplicate_state(struct msm_property_info *info,
- void *old_state,
- void *state,
- struct msm_property_state *property_state,
- struct msm_property_value *property_values);
-
-/**
- * msm_property_destroy_state - helper function for destroy state cb
- * @info: Pointer to property info container struct
- * @state: Pointer to local state structure
- * @property_state: Pointer to property state container struct
- */
-void msm_property_destroy_state(struct msm_property_info *info,
- void *state,
- struct msm_property_state *property_state);
-
-/**
- * msm_property_get_blob - obtain cached data pointer for drm blob property
- * @info: Pointer to property info container struct
- * @property_state: Pointer to property state container struct
- * @byte_len: Optional pointer to variable for accepting blob size
- * @property_idx: Property index
- * Returns: Pointer to blob data
- */
-void *msm_property_get_blob(struct msm_property_info *info,
- struct msm_property_state *property_state,
- size_t *byte_len,
- uint32_t property_idx);
-
-/**
- * msm_property_set_blob - update blob property on a drm object
- * This function updates the blob property value of the given drm object. Its
- * intended use is to update blob properties that have been created with the
- * DRM_MODE_PROP_IMMUTABLE flag set.
- * @info: Pointer to property info container struct
- * @blob_reference: Reference to a pointer that holds the created data blob
- * @blob_data: Pointer to blob data
- * @byte_len: Length of blob data, in bytes
- * @property_idx: Property index
- * Returns: Zero on success
- */
-int msm_property_set_blob(struct msm_property_info *info,
- struct drm_property_blob **blob_reference,
- void *blob_data,
- size_t byte_len,
- uint32_t property_idx);
-
-/**
- * msm_property_set_property - update property on a drm object
- * This function updates the property value of the given drm object. Its
- * intended use is to update properties that have been created with the
- * DRM_MODE_PROP_IMMUTABLE flag set.
- * Note: This function cannot be called on a blob.
- * @info: Pointer to property info container struct
- * @property_state: Pointer to property state container struct
- * @property_idx: Property index
- * @val: value of the property to set
- * Returns: Zero on success
- */
-int msm_property_set_property(struct msm_property_info *info,
- struct msm_property_state *property_state,
- uint32_t property_idx,
- uint64_t val);
-
-#endif /* _MSM_PROP_H_ */
-
--
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