Prep changes for state based resource management.
Moves all the hw block tracking for the crtc to the state
object.
changes in v2:
- none
changes in v3:
- none
Change-Id: I2816e9e28b27f1126b477d62eb3858a30a652747
Signed-off-by: Jeykumar Sankaran <jsa...@codeaurora.org>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c | 77 +++++++++++++++++---------------
drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h | 25 +++++------
2 files changed, 54 insertions(+), 48 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
index 1f2d223..515b0e6 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.c
@@ -136,9 +136,9 @@ static void _dpu_crtc_program_lm_output_roi(struct drm_crtc
*crtc)
crtc_state = to_dpu_crtc_state(crtc->state);
lm_horiz_position = 0;
- for (lm_idx = 0; lm_idx < dpu_crtc->num_mixers; lm_idx++) {
+ for (lm_idx = 0; lm_idx < crtc_state->num_mixers; lm_idx++) {
const struct drm_rect *lm_roi = &crtc_state->lm_bounds[lm_idx];
- struct dpu_hw_mixer *hw_lm = dpu_crtc->mixers[lm_idx].hw_lm;
+ struct dpu_hw_mixer *hw_lm = crtc_state->mixers[lm_idx].hw_lm;
struct dpu_hw_mixer_cfg cfg;
if (!lm_roi || !drm_rect_visible(lm_roi))
@@ -219,7 +219,7 @@ static void _dpu_crtc_blend_setup_mixer(struct drm_crtc
*crtc,
fb ? fb->modifier : 0);
/* blend config update */
- for (lm_idx = 0; lm_idx < dpu_crtc->num_mixers; lm_idx++) {
+ for (lm_idx = 0; lm_idx < cstate->num_mixers; lm_idx++) {
_dpu_crtc_setup_blend_cfg(mixer + lm_idx, pstate);
mixer[lm_idx].flush_mask |= flush_mask;
@@ -242,7 +242,7 @@ static void _dpu_crtc_blend_setup_mixer(struct drm_crtc
*crtc,
static void _dpu_crtc_blend_setup(struct drm_crtc *crtc)
{
struct dpu_crtc *dpu_crtc;
- struct dpu_crtc_state *dpu_crtc_state;
+ struct dpu_crtc_state *cstate;
struct dpu_crtc_mixer *mixer;
struct dpu_hw_ctl *ctl;
struct dpu_hw_mixer *lm;
@@ -253,17 +253,17 @@ static void _dpu_crtc_blend_setup(struct drm_crtc *crtc)
return;
dpu_crtc = to_dpu_crtc(crtc);
- dpu_crtc_state = to_dpu_crtc_state(crtc->state);
- mixer = dpu_crtc->mixers;
+ cstate = to_dpu_crtc_state(crtc->state);
+ mixer = cstate->mixers;
DPU_DEBUG("%s\n", dpu_crtc->name);
- if (dpu_crtc->num_mixers > CRTC_DUAL_MIXERS) {
- DPU_ERROR("invalid number mixers: %d\n", dpu_crtc->num_mixers);
+ if (cstate->num_mixers > CRTC_DUAL_MIXERS) {
+ DPU_ERROR("invalid number mixers: %d\n", cstate->num_mixers);
return;
}
- for (i = 0; i < dpu_crtc->num_mixers; i++) {
+ for (i = 0; i < cstate->num_mixers; i++) {
if (!mixer[i].hw_lm || !mixer[i].hw_ctl) {
DPU_ERROR("invalid lm or ctl assigned to mixer\n");
return;
@@ -280,7 +280,7 @@ static void _dpu_crtc_blend_setup(struct drm_crtc *crtc)
_dpu_crtc_blend_setup_mixer(crtc, dpu_crtc, mixer);
- for (i = 0; i < dpu_crtc->num_mixers; i++) {
+ for (i = 0; i < cstate->num_mixers; i++) {
ctl = mixer[i].hw_ctl;
lm = mixer[i].hw_lm;
@@ -502,7 +502,7 @@ static void _dpu_crtc_setup_mixer_for_encoder(
struct drm_crtc *crtc,
struct drm_encoder *enc)
{
- struct dpu_crtc *dpu_crtc = to_dpu_crtc(crtc);
+ struct dpu_crtc_state *cstate = to_dpu_crtc_state(crtc->state);
struct dpu_kms *dpu_kms = _dpu_crtc_get_kms(crtc);
struct dpu_rm *rm = &dpu_kms->rm;
struct dpu_crtc_mixer *mixer;
@@ -514,8 +514,8 @@ static void _dpu_crtc_setup_mixer_for_encoder(
dpu_rm_init_hw_iter(&ctl_iter, enc->base.id, DPU_HW_BLK_CTL);
/* Set up all the mixers and ctls reserved by this encoder */
- for (i = dpu_crtc->num_mixers; i < ARRAY_SIZE(dpu_crtc->mixers); i++) {
- mixer = &dpu_crtc->mixers[i];
+ for (i = cstate->num_mixers; i < ARRAY_SIZE(cstate->mixers); i++) {
+ mixer = &cstate->mixers[i];
if (!dpu_rm_get_hw(rm, &lm_iter))
break;
@@ -540,7 +540,7 @@ static void _dpu_crtc_setup_mixer_for_encoder(
mixer->encoder = enc;
- dpu_crtc->num_mixers++;
+ cstate->num_mixers++;
DPU_DEBUG("setup mixer %d: lm %d\n",
i, mixer->hw_lm->idx - LM_0);
DPU_DEBUG("setup mixer %d: ctl %d\n",
@@ -551,11 +551,11 @@ static void _dpu_crtc_setup_mixer_for_encoder(
static void _dpu_crtc_setup_mixers(struct drm_crtc *crtc)
{
struct dpu_crtc *dpu_crtc = to_dpu_crtc(crtc);
+ struct dpu_crtc_state *cstate = to_dpu_crtc_state(crtc->state);
struct drm_encoder *enc;
- dpu_crtc->num_mixers = 0;
- dpu_crtc->mixers_swapped = false;
- memset(dpu_crtc->mixers, 0, sizeof(dpu_crtc->mixers));
+ cstate->num_mixers = 0;
+ memset(cstate->mixers, 0, sizeof(cstate->mixers));
mutex_lock(&dpu_crtc->crtc_lock);
/* Check for mixers on all encoders attached to this crtc */
@@ -589,7 +589,7 @@ static void _dpu_crtc_setup_lm_bounds(struct drm_crtc *crtc,
adj_mode = &state->adjusted_mode;
crtc_split_width = dpu_crtc_get_mixer_width(dpu_crtc, cstate, adj_mode);
- for (i = 0; i < dpu_crtc->num_mixers; i++) {
+ for (i = 0; i < cstate->num_mixers; i++) {
struct drm_rect *r = &cstate->lm_bounds[i];
r->x1 = crtc_split_width * i;
r->y1 = 0;
@@ -606,6 +606,7 @@ static void dpu_crtc_atomic_begin(struct drm_crtc *crtc,
struct drm_crtc_state *old_state)
{
struct dpu_crtc *dpu_crtc;
+ struct dpu_crtc_state *cstate;
struct drm_encoder *encoder;
struct drm_device *dev;
unsigned long flags;
@@ -625,10 +626,11 @@ static void dpu_crtc_atomic_begin(struct drm_crtc *crtc,
DPU_DEBUG("crtc%d\n", crtc->base.id);
dpu_crtc = to_dpu_crtc(crtc);
+ cstate = to_dpu_crtc_state(crtc->state);
dev = crtc->dev;
smmu_state = &dpu_crtc->smmu_state;
- if (!dpu_crtc->num_mixers) {
+ if (!cstate->num_mixers) {
_dpu_crtc_setup_mixers(crtc);
_dpu_crtc_setup_lm_bounds(crtc, crtc->state);
}
@@ -655,7 +657,7 @@ static void dpu_crtc_atomic_begin(struct drm_crtc *crtc,
* it means we are trying to flush a CRTC whose state is disabled:
* nothing else needs to be done.
*/
- if (unlikely(!dpu_crtc->num_mixers))
+ if (unlikely(!cstate->num_mixers))
return;
_dpu_crtc_blend_setup(crtc);
@@ -719,7 +721,7 @@ static void dpu_crtc_atomic_flush(struct drm_crtc *crtc,
* it means we are trying to flush a CRTC whose state is disabled:
* nothing else needs to be done.
*/
- if (unlikely(!dpu_crtc->num_mixers))
+ if (unlikely(!cstate->num_mixers))
return;
/*
@@ -834,7 +836,7 @@ void dpu_crtc_commit_kickoff(struct drm_crtc *crtc)
* it means we are trying to start a CRTC whose state is disabled:
* nothing else needs to be done.
*/
- if (unlikely(!dpu_crtc->num_mixers))
+ if (unlikely(!cstate->num_mixers))
return;
DPU_ATRACE_BEGIN("crtc_commit");
@@ -1069,6 +1071,7 @@ static void dpu_crtc_handle_power_event(u32 event_type,
void *arg)
struct dpu_crtc *dpu_crtc;
struct drm_encoder *encoder;
struct dpu_crtc_mixer *m;
+ struct dpu_crtc_state *cstate;
u32 i, misr_status;
if (!crtc) {
@@ -1076,6 +1079,7 @@ static void dpu_crtc_handle_power_event(u32 event_type,
void *arg)
return;
}
dpu_crtc = to_dpu_crtc(crtc);
+ cstate = to_dpu_crtc_state(dpu_crtc->base.state);
mutex_lock(&dpu_crtc->crtc_lock);
@@ -1091,8 +1095,8 @@ static void dpu_crtc_handle_power_event(u32 event_type,
void *arg)
dpu_encoder_virt_restore(encoder);
}
- for (i = 0; i < dpu_crtc->num_mixers; ++i) {
- m = &dpu_crtc->mixers[i];
+ for (i = 0; i < cstate->num_mixers; ++i) {
+ m = &cstate->mixers[i];
if (!m->hw_lm || !m->hw_lm->ops.setup_misr ||
!dpu_crtc->misr_enable)
continue;
@@ -1102,8 +1106,8 @@ static void dpu_crtc_handle_power_event(u32 event_type,
void *arg)
}
break;
case DPU_POWER_EVENT_PRE_DISABLE:
- for (i = 0; i < dpu_crtc->num_mixers; ++i) {
- m = &dpu_crtc->mixers[i];
+ for (i = 0; i < cstate->num_mixers; ++i) {
+ m = &cstate->mixers[i];
if (!m->hw_lm || !m->hw_lm->ops.collect_misr ||
!dpu_crtc->misr_enable)
continue;
@@ -1191,9 +1195,8 @@ static void dpu_crtc_disable(struct drm_crtc *crtc)
dpu_power_handle_unregister_event(dpu_crtc->phandle,
dpu_crtc->power_event);
- memset(dpu_crtc->mixers, 0, sizeof(dpu_crtc->mixers));
- dpu_crtc->num_mixers = 0;
- dpu_crtc->mixers_swapped = false;
+ memset(cstate->mixers, 0, sizeof(cstate->mixers));
+ cstate->num_mixers = 0;
/* disable clk & bw control until clk & bw properties are set */
cstate->bw_control = false;
@@ -1552,8 +1555,8 @@ static int _dpu_debugfs_status_show(struct seq_file *s,
void *data)
seq_puts(s, "\n");
- for (i = 0; i < dpu_crtc->num_mixers; ++i) {
- m = &dpu_crtc->mixers[i];
+ for (i = 0; i < cstate->num_mixers; ++i) {
+ m = &cstate->mixers[i];
if (!m->hw_lm)
seq_printf(s, "\tmixer[%d] has no lm\n", i);
else if (!m->hw_ctl)
@@ -1646,6 +1649,7 @@ static ssize_t _dpu_crtc_misr_setup(struct file *file,
const char __user *user_buf, size_t count, loff_t *ppos)
{
struct dpu_crtc *dpu_crtc;
+ struct dpu_crtc_state *cstate;
struct dpu_crtc_mixer *m;
int i = 0, rc;
char buf[MISR_BUFF_SIZE + 1];
@@ -1656,6 +1660,7 @@ static ssize_t _dpu_crtc_misr_setup(struct file *file,
return -EINVAL;
dpu_crtc = file->private_data;
+ cstate = to_dpu_crtc_state(dpu_crtc->base.state);
buff_copy = min_t(size_t, count, MISR_BUFF_SIZE);
if (copy_from_user(buf, user_buf, buff_copy)) {
DPU_ERROR("buffer copy failed\n");
@@ -1674,9 +1679,9 @@ static ssize_t _dpu_crtc_misr_setup(struct file *file,
mutex_lock(&dpu_crtc->crtc_lock);
dpu_crtc->misr_enable = enable;
dpu_crtc->misr_frame_count = frame_count;
- for (i = 0; i < dpu_crtc->num_mixers; ++i) {
+ for (i = 0; i < cstate->num_mixers; ++i) {
dpu_crtc->misr_data[i] = 0;
- m = &dpu_crtc->mixers[i];
+ m = &cstate->mixers[i];
if (!m->hw_lm || !m->hw_lm->ops.setup_misr)
continue;
@@ -1692,6 +1697,7 @@ static ssize_t _dpu_crtc_misr_read(struct file *file,
char __user *user_buff, size_t count, loff_t *ppos)
{
struct dpu_crtc *dpu_crtc;
+ struct dpu_crtc_state *cstate;
struct dpu_crtc_mixer *m;
int i = 0, rc;
u32 misr_status;
@@ -1705,6 +1711,7 @@ static ssize_t _dpu_crtc_misr_read(struct file *file,
return -EINVAL;
dpu_crtc = file->private_data;
+ cstate = to_dpu_crtc_state(dpu_crtc->base.state);
rc = _dpu_crtc_power_enable(dpu_crtc, true);
if (rc)
return rc;
@@ -1716,8 +1723,8 @@ static ssize_t _dpu_crtc_misr_read(struct file *file,
goto buff_check;
}
- for (i = 0; i < dpu_crtc->num_mixers; ++i) {
- m = &dpu_crtc->mixers[i];
+ for (i = 0; i < cstate->num_mixers; ++i) {
+ m = &cstate->mixers[i];
if (!m->hw_lm || !m->hw_lm->ops.collect_misr)
continue;
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
index e632651..9177ee6 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_crtc.h
@@ -121,11 +121,6 @@ struct dpu_crtc_frame_event {
* struct dpu_crtc - virtualized CRTC data structure
* @base : Base drm crtc structure
* @name : ASCII description of this crtc
- * @num_ctls : Number of ctl paths in use
- * @num_mixers : Number of mixers in use
- * @mixers_swapped: Whether the mixers have been swapped for left/right update
- * especially in the case of DSC Merge.
- * @mixers : List of active mixers
* @event : Pointer to last received drm vblank event. If there is a
* pending vblank event, this will be non-null.
* @vsync_count : Running count of received vsync events
@@ -167,12 +162,6 @@ struct dpu_crtc {
struct drm_crtc base;
char name[DPU_CRTC_NAME_SIZE];
- /* HW Resources reserved for the crtc */
- u32 num_ctls;
- u32 num_mixers;
- bool mixers_swapped;
- struct dpu_crtc_mixer mixers[CRTC_DUAL_MIXERS];
-
struct drm_pending_vblank_event *event;
u32 vsync_count;
@@ -227,6 +216,10 @@ struct dpu_crtc {
* @property_values: Current crtc property values
* @input_fence_timeout_ns : Cached input fence timeout, in ns
* @new_perf: new performance state being requested
+ * @num_mixers : Number of mixers in use
+ * @mixers : List of active mixers
+ * @num_ctls : Number of ctl paths in use
+ * @hw_ctls : List of activel ctl paths
*/
struct dpu_crtc_state {
struct drm_crtc_state base;
@@ -236,8 +229,14 @@ struct dpu_crtc_state {
struct drm_rect lm_bounds[CRTC_DUAL_MIXERS];
uint64_t input_fence_timeout_ns;
-
struct dpu_core_perf_params new_perf;
+
+ /* HW Resources reserved for the crtc */
+ u32 num_mixers;
+ struct dpu_crtc_mixer mixers[CRTC_DUAL_MIXERS];
+
+ u32 num_ctls;
+ struct dpu_hw_ctl *hw_ctls[CRTC_DUAL_MIXERS];
};
#define to_dpu_crtc_state(x) \
@@ -255,7 +254,7 @@ static inline int dpu_crtc_get_mixer_width(struct dpu_crtc
*dpu_crtc,
if (!dpu_crtc || !cstate || !mode)
return 0;
- mixer_width = (dpu_crtc->num_mixers == CRTC_DUAL_MIXERS ?
+ mixer_width = (cstate->num_mixers == CRTC_DUAL_MIXERS ?
mode->hdisplay / CRTC_DUAL_MIXERS : mode->hdisplay);
return mixer_width;
--
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a Linux Foundation Collaborative Project
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