drm/msm/dpu: use drmm-managed allocation for dpu_encoder_phys

[ Upstream commit 73169b45e1 ]

Change struct allocation of encoder's phys backend data to use
drmm_kzalloc(). This removes the need to perform any actions on encoder
destruction.

Reviewed-by: Jessica Zhang <quic_jesszhan@quicinc.com>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/570051/
Link: https://lore.kernel.org/r/20231201211845.1026967-12-dmitry.baryshkov@linaro.org
Stable-dep-of: aedf02e46e ("drm/msm/dpu: move dpu_encoder's connector assignment to atomic_enable()")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Dmitry Baryshkov 2023-12-02 00:18:43 +03:00 committed by Greg Kroah-Hartman
parent 4a2798cc24
commit e86721b0d0
5 changed files with 22 additions and 44 deletions

View File

@ -2172,6 +2172,7 @@ static void dpu_encoder_early_unregister(struct drm_encoder *encoder)
} }
static int dpu_encoder_virt_add_phys_encs( static int dpu_encoder_virt_add_phys_encs(
struct drm_device *dev,
struct msm_display_info *disp_info, struct msm_display_info *disp_info,
struct dpu_encoder_virt *dpu_enc, struct dpu_encoder_virt *dpu_enc,
struct dpu_enc_phys_init_params *params) struct dpu_enc_phys_init_params *params)
@ -2193,7 +2194,7 @@ static int dpu_encoder_virt_add_phys_encs(
if (disp_info->intf_type == INTF_WB) { if (disp_info->intf_type == INTF_WB) {
enc = dpu_encoder_phys_wb_init(params); enc = dpu_encoder_phys_wb_init(dev, params);
if (IS_ERR(enc)) { if (IS_ERR(enc)) {
DPU_ERROR_ENC(dpu_enc, "failed to init wb enc: %ld\n", DPU_ERROR_ENC(dpu_enc, "failed to init wb enc: %ld\n",
@ -2204,7 +2205,7 @@ static int dpu_encoder_virt_add_phys_encs(
dpu_enc->phys_encs[dpu_enc->num_phys_encs] = enc; dpu_enc->phys_encs[dpu_enc->num_phys_encs] = enc;
++dpu_enc->num_phys_encs; ++dpu_enc->num_phys_encs;
} else if (disp_info->is_cmd_mode) { } else if (disp_info->is_cmd_mode) {
enc = dpu_encoder_phys_cmd_init(params); enc = dpu_encoder_phys_cmd_init(dev, params);
if (IS_ERR(enc)) { if (IS_ERR(enc)) {
DPU_ERROR_ENC(dpu_enc, "failed to init cmd enc: %ld\n", DPU_ERROR_ENC(dpu_enc, "failed to init cmd enc: %ld\n",
@ -2215,7 +2216,7 @@ static int dpu_encoder_virt_add_phys_encs(
dpu_enc->phys_encs[dpu_enc->num_phys_encs] = enc; dpu_enc->phys_encs[dpu_enc->num_phys_encs] = enc;
++dpu_enc->num_phys_encs; ++dpu_enc->num_phys_encs;
} else { } else {
enc = dpu_encoder_phys_vid_init(params); enc = dpu_encoder_phys_vid_init(dev, params);
if (IS_ERR(enc)) { if (IS_ERR(enc)) {
DPU_ERROR_ENC(dpu_enc, "failed to init vid enc: %ld\n", DPU_ERROR_ENC(dpu_enc, "failed to init vid enc: %ld\n",
@ -2304,7 +2305,7 @@ static int dpu_encoder_setup_display(struct dpu_encoder_virt *dpu_enc,
break; break;
} }
ret = dpu_encoder_virt_add_phys_encs(disp_info, ret = dpu_encoder_virt_add_phys_encs(dpu_kms->dev, disp_info,
dpu_enc, &phys_params); dpu_enc, &phys_params);
if (ret) { if (ret) {
DPU_ERROR_ENC(dpu_enc, "failed to add phys encs\n"); DPU_ERROR_ENC(dpu_enc, "failed to add phys encs\n");

View File

@ -281,22 +281,24 @@ struct dpu_encoder_wait_info {
* @p: Pointer to init params structure * @p: Pointer to init params structure
* Return: Error code or newly allocated encoder * Return: Error code or newly allocated encoder
*/ */
struct dpu_encoder_phys *dpu_encoder_phys_vid_init( struct dpu_encoder_phys *dpu_encoder_phys_vid_init(struct drm_device *dev,
struct dpu_enc_phys_init_params *p); struct dpu_enc_phys_init_params *p);
/** /**
* dpu_encoder_phys_cmd_init - Construct a new command mode physical encoder * dpu_encoder_phys_cmd_init - Construct a new command mode physical encoder
* @dev: Corresponding device for devres management
* @p: Pointer to init params structure * @p: Pointer to init params structure
* Return: Error code or newly allocated encoder * Return: Error code or newly allocated encoder
*/ */
struct dpu_encoder_phys *dpu_encoder_phys_cmd_init( struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(struct drm_device *dev,
struct dpu_enc_phys_init_params *p); struct dpu_enc_phys_init_params *p);
/** /**
* dpu_encoder_phys_wb_init - initialize writeback encoder * dpu_encoder_phys_wb_init - initialize writeback encoder
* @dev: Corresponding device for devres management
* @init: Pointer to init info structure with initialization params * @init: Pointer to init info structure with initialization params
*/ */
struct dpu_encoder_phys *dpu_encoder_phys_wb_init( struct dpu_encoder_phys *dpu_encoder_phys_wb_init(struct drm_device *dev,
struct dpu_enc_phys_init_params *p); struct dpu_enc_phys_init_params *p);
/** /**

View File

@ -13,6 +13,8 @@
#include "dpu_trace.h" #include "dpu_trace.h"
#include "disp/msm_disp_snapshot.h" #include "disp/msm_disp_snapshot.h"
#include <drm/drm_managed.h>
#define DPU_DEBUG_CMDENC(e, fmt, ...) DPU_DEBUG("enc%d intf%d " fmt, \ #define DPU_DEBUG_CMDENC(e, fmt, ...) DPU_DEBUG("enc%d intf%d " fmt, \
(e) && (e)->base.parent ? \ (e) && (e)->base.parent ? \
(e)->base.parent->base.id : -1, \ (e)->base.parent->base.id : -1, \
@ -564,14 +566,6 @@ static void dpu_encoder_phys_cmd_disable(struct dpu_encoder_phys *phys_enc)
phys_enc->enable_state = DPU_ENC_DISABLED; phys_enc->enable_state = DPU_ENC_DISABLED;
} }
static void dpu_encoder_phys_cmd_destroy(struct dpu_encoder_phys *phys_enc)
{
struct dpu_encoder_phys_cmd *cmd_enc =
to_dpu_encoder_phys_cmd(phys_enc);
kfree(cmd_enc);
}
static void dpu_encoder_phys_cmd_prepare_for_kickoff( static void dpu_encoder_phys_cmd_prepare_for_kickoff(
struct dpu_encoder_phys *phys_enc) struct dpu_encoder_phys *phys_enc)
{ {
@ -737,7 +731,6 @@ static void dpu_encoder_phys_cmd_init_ops(
ops->atomic_mode_set = dpu_encoder_phys_cmd_atomic_mode_set; ops->atomic_mode_set = dpu_encoder_phys_cmd_atomic_mode_set;
ops->enable = dpu_encoder_phys_cmd_enable; ops->enable = dpu_encoder_phys_cmd_enable;
ops->disable = dpu_encoder_phys_cmd_disable; ops->disable = dpu_encoder_phys_cmd_disable;
ops->destroy = dpu_encoder_phys_cmd_destroy;
ops->control_vblank_irq = dpu_encoder_phys_cmd_control_vblank_irq; ops->control_vblank_irq = dpu_encoder_phys_cmd_control_vblank_irq;
ops->wait_for_commit_done = dpu_encoder_phys_cmd_wait_for_commit_done; ops->wait_for_commit_done = dpu_encoder_phys_cmd_wait_for_commit_done;
ops->prepare_for_kickoff = dpu_encoder_phys_cmd_prepare_for_kickoff; ops->prepare_for_kickoff = dpu_encoder_phys_cmd_prepare_for_kickoff;
@ -752,7 +745,7 @@ static void dpu_encoder_phys_cmd_init_ops(
ops->get_line_count = dpu_encoder_phys_cmd_get_line_count; ops->get_line_count = dpu_encoder_phys_cmd_get_line_count;
} }
struct dpu_encoder_phys *dpu_encoder_phys_cmd_init( struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(struct drm_device *dev,
struct dpu_enc_phys_init_params *p) struct dpu_enc_phys_init_params *p)
{ {
struct dpu_encoder_phys *phys_enc = NULL; struct dpu_encoder_phys *phys_enc = NULL;
@ -760,7 +753,7 @@ struct dpu_encoder_phys *dpu_encoder_phys_cmd_init(
DPU_DEBUG("intf\n"); DPU_DEBUG("intf\n");
cmd_enc = kzalloc(sizeof(*cmd_enc), GFP_KERNEL); cmd_enc = drmm_kzalloc(dev, sizeof(*cmd_enc), GFP_KERNEL);
if (!cmd_enc) { if (!cmd_enc) {
DPU_ERROR("failed to allocate\n"); DPU_ERROR("failed to allocate\n");
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);

View File

@ -11,6 +11,8 @@
#include "dpu_trace.h" #include "dpu_trace.h"
#include "disp/msm_disp_snapshot.h" #include "disp/msm_disp_snapshot.h"
#include <drm/drm_managed.h>
#define DPU_DEBUG_VIDENC(e, fmt, ...) DPU_DEBUG("enc%d intf%d " fmt, \ #define DPU_DEBUG_VIDENC(e, fmt, ...) DPU_DEBUG("enc%d intf%d " fmt, \
(e) && (e)->parent ? \ (e) && (e)->parent ? \
(e)->parent->base.id : -1, \ (e)->parent->base.id : -1, \
@ -441,12 +443,6 @@ skip_flush:
phys_enc->enable_state = DPU_ENC_ENABLING; phys_enc->enable_state = DPU_ENC_ENABLING;
} }
static void dpu_encoder_phys_vid_destroy(struct dpu_encoder_phys *phys_enc)
{
DPU_DEBUG_VIDENC(phys_enc, "\n");
kfree(phys_enc);
}
static int dpu_encoder_phys_vid_wait_for_vblank( static int dpu_encoder_phys_vid_wait_for_vblank(
struct dpu_encoder_phys *phys_enc) struct dpu_encoder_phys *phys_enc)
{ {
@ -684,7 +680,6 @@ static void dpu_encoder_phys_vid_init_ops(struct dpu_encoder_phys_ops *ops)
ops->atomic_mode_set = dpu_encoder_phys_vid_atomic_mode_set; ops->atomic_mode_set = dpu_encoder_phys_vid_atomic_mode_set;
ops->enable = dpu_encoder_phys_vid_enable; ops->enable = dpu_encoder_phys_vid_enable;
ops->disable = dpu_encoder_phys_vid_disable; ops->disable = dpu_encoder_phys_vid_disable;
ops->destroy = dpu_encoder_phys_vid_destroy;
ops->control_vblank_irq = dpu_encoder_phys_vid_control_vblank_irq; ops->control_vblank_irq = dpu_encoder_phys_vid_control_vblank_irq;
ops->wait_for_commit_done = dpu_encoder_phys_vid_wait_for_commit_done; ops->wait_for_commit_done = dpu_encoder_phys_vid_wait_for_commit_done;
ops->wait_for_vblank = dpu_encoder_phys_vid_wait_for_vblank; ops->wait_for_vblank = dpu_encoder_phys_vid_wait_for_vblank;
@ -697,7 +692,7 @@ static void dpu_encoder_phys_vid_init_ops(struct dpu_encoder_phys_ops *ops)
ops->get_frame_count = dpu_encoder_phys_vid_get_frame_count; ops->get_frame_count = dpu_encoder_phys_vid_get_frame_count;
} }
struct dpu_encoder_phys *dpu_encoder_phys_vid_init( struct dpu_encoder_phys *dpu_encoder_phys_vid_init(struct drm_device *dev,
struct dpu_enc_phys_init_params *p) struct dpu_enc_phys_init_params *p)
{ {
struct dpu_encoder_phys *phys_enc = NULL; struct dpu_encoder_phys *phys_enc = NULL;
@ -707,7 +702,7 @@ struct dpu_encoder_phys *dpu_encoder_phys_vid_init(
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
} }
phys_enc = kzalloc(sizeof(*phys_enc), GFP_KERNEL); phys_enc = drmm_kzalloc(dev, sizeof(*phys_enc), GFP_KERNEL);
if (!phys_enc) { if (!phys_enc) {
DPU_ERROR("failed to create encoder due to memory allocation error\n"); DPU_ERROR("failed to create encoder due to memory allocation error\n");
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);

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@ -8,6 +8,7 @@
#include <linux/debugfs.h> #include <linux/debugfs.h>
#include <drm/drm_framebuffer.h> #include <drm/drm_framebuffer.h>
#include <drm/drm_managed.h>
#include "dpu_encoder_phys.h" #include "dpu_encoder_phys.h"
#include "dpu_formats.h" #include "dpu_formats.h"
@ -546,20 +547,6 @@ static void dpu_encoder_phys_wb_disable(struct dpu_encoder_phys *phys_enc)
phys_enc->enable_state = DPU_ENC_DISABLED; phys_enc->enable_state = DPU_ENC_DISABLED;
} }
/**
* dpu_encoder_phys_wb_destroy - destroy writeback encoder
* @phys_enc: Pointer to physical encoder
*/
static void dpu_encoder_phys_wb_destroy(struct dpu_encoder_phys *phys_enc)
{
if (!phys_enc)
return;
DPU_DEBUG("[wb:%d]\n", phys_enc->hw_wb->idx - WB_0);
kfree(phys_enc);
}
static void dpu_encoder_phys_wb_prepare_wb_job(struct dpu_encoder_phys *phys_enc, static void dpu_encoder_phys_wb_prepare_wb_job(struct dpu_encoder_phys *phys_enc,
struct drm_writeback_job *job) struct drm_writeback_job *job)
{ {
@ -655,7 +642,6 @@ static void dpu_encoder_phys_wb_init_ops(struct dpu_encoder_phys_ops *ops)
ops->atomic_mode_set = dpu_encoder_phys_wb_atomic_mode_set; ops->atomic_mode_set = dpu_encoder_phys_wb_atomic_mode_set;
ops->enable = dpu_encoder_phys_wb_enable; ops->enable = dpu_encoder_phys_wb_enable;
ops->disable = dpu_encoder_phys_wb_disable; ops->disable = dpu_encoder_phys_wb_disable;
ops->destroy = dpu_encoder_phys_wb_destroy;
ops->atomic_check = dpu_encoder_phys_wb_atomic_check; ops->atomic_check = dpu_encoder_phys_wb_atomic_check;
ops->wait_for_commit_done = dpu_encoder_phys_wb_wait_for_commit_done; ops->wait_for_commit_done = dpu_encoder_phys_wb_wait_for_commit_done;
ops->prepare_for_kickoff = dpu_encoder_phys_wb_prepare_for_kickoff; ops->prepare_for_kickoff = dpu_encoder_phys_wb_prepare_for_kickoff;
@ -671,9 +657,10 @@ static void dpu_encoder_phys_wb_init_ops(struct dpu_encoder_phys_ops *ops)
/** /**
* dpu_encoder_phys_wb_init - initialize writeback encoder * dpu_encoder_phys_wb_init - initialize writeback encoder
* @dev: Corresponding device for devres management
* @p: Pointer to init info structure with initialization params * @p: Pointer to init info structure with initialization params
*/ */
struct dpu_encoder_phys *dpu_encoder_phys_wb_init( struct dpu_encoder_phys *dpu_encoder_phys_wb_init(struct drm_device *dev,
struct dpu_enc_phys_init_params *p) struct dpu_enc_phys_init_params *p)
{ {
struct dpu_encoder_phys *phys_enc = NULL; struct dpu_encoder_phys *phys_enc = NULL;
@ -686,7 +673,7 @@ struct dpu_encoder_phys *dpu_encoder_phys_wb_init(
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
} }
wb_enc = kzalloc(sizeof(*wb_enc), GFP_KERNEL); wb_enc = drmm_kzalloc(dev, sizeof(*wb_enc), GFP_KERNEL);
if (!wb_enc) { if (!wb_enc) {
DPU_ERROR("failed to allocate wb phys_enc enc\n"); DPU_ERROR("failed to allocate wb phys_enc enc\n");
return ERR_PTR(-ENOMEM); return ERR_PTR(-ENOMEM);