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msm: mdss: Fix compat IOCTLS in rotator and primary

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Update structures in mdss compat layer with the new
interface changes in mdss headers, so that 32_to_64
backward compatibility is maintained.

Change-Id: I1b75ee6d0d13438fedbaf045a3cdc7f47bf32ba2
Signed-off-by: Jayant Shekhar <jshekhar@codeaurora.org>
Signed-off-by: Krishna Manikandan <mkrishn@codeaurora.org>
This commit is contained in:
Krishna Manikandan 2016-12-28 17:39:23 +05:30
parent 7d62d1df16
commit b3e5488a19
4 changed files with 62 additions and 4 deletions
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1
drivers/video/fbdev/msm/mdss_compat_utils.c
View file

@ -225,6 +225,7 @@ static struct mdp_input_layer *__create_layer_list(
layer->transp_mask = layer32->transp_mask;
layer->bg_color = layer32->bg_color;
layer->blend_op = layer32->blend_op;
layer->color_space = layer32->color_space;
layer->src_rect = layer32->src_rect;
layer->dst_rect = layer32->dst_rect;
layer->buffer = layer32->buffer;

21
drivers/video/fbdev/msm/mdss_compat_utils.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2014-2015, The Linux Foundation. All rights reserved.
* Copyright (c) 2014-2016, 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
@ -15,6 +15,15 @@
#ifndef MDSS_COMPAT_UTILS_H
#define MDSS_COMPAT_UTILS_H
/*
* To allow proper structure padding for 64bit/32bit target
*/
#ifdef __LP64
#define MDP_LAYER_COMMIT_V1_PAD 3
#else
#define MDP_LAYER_COMMIT_V1_PAD 4
#endif
struct mdp_buf_sync32 {
u32 flags;
u32 acq_fen_fd_cnt;
@ -498,7 +507,8 @@ struct mdp_input_layer32 {
uint16_t z_order;
uint32_t transp_mask;
uint32_t bg_color;
enum mdss_mdp_blend_op blend_op;
enum mdss_mdp_blend_op blend_op;
enum mdp_color_space color_space;
struct mdp_rect src_rect;
struct mdp_rect dst_rect;
compat_caddr_t scale;
@ -512,7 +522,8 @@ struct mdp_output_layer32 {
uint32_t flags;
uint32_t writeback_ndx;
struct mdp_layer_buffer buffer;
uint32_t reserved[6];
enum mdp_color_space color_space;
uint32_t reserved[5];
};
struct mdp_layer_commit_v1_32 {
uint32_t flags;
@ -523,7 +534,9 @@ struct mdp_layer_commit_v1_32 {
uint32_t input_layer_cnt;
compat_caddr_t output_layer;
int retire_fence;
uint32_t reserved[6];
compat_caddr_t dest_scaler;
uint32_t dest_scaler_cnt;
uint32_t reserved[MDP_LAYER_COMMIT_V1_PAD];
};
struct mdp_layer_commit32 {

27
drivers/video/fbdev/msm/mdss_rotator.c
View file

@ -2386,6 +2386,31 @@ handle_request32_err:
return ret;
}
static unsigned int __do_compat_ioctl_rot(unsigned int cmd32)
{
unsigned int cmd;
switch (cmd32) {
case MDSS_ROTATION_REQUEST32:
cmd = MDSS_ROTATION_REQUEST;
break;
case MDSS_ROTATION_OPEN32:
cmd = MDSS_ROTATION_OPEN;
break;
case MDSS_ROTATION_CLOSE32:
cmd = MDSS_ROTATION_CLOSE;
break;
case MDSS_ROTATION_CONFIG32:
cmd = MDSS_ROTATION_CONFIG;
break;
default:
cmd = cmd32;
break;
}
return cmd;
}
static long mdss_rotator_compat_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
@ -2408,6 +2433,8 @@ static long mdss_rotator_compat_ioctl(struct file *file, unsigned int cmd,
return -EINVAL;
}
cmd = __do_compat_ioctl_rot(cmd);
switch (cmd) {
case MDSS_ROTATION_REQUEST:
ATRACE_BEGIN("rotator_request32");

17
drivers/video/fbdev/msm/mdss_rotator_internal.h
View file

@ -187,6 +187,23 @@ struct mdss_rot_mgr {
};
#ifdef CONFIG_COMPAT
/* open a rotation session */
#define MDSS_ROTATION_OPEN32 \
_IOWR(MDSS_ROTATOR_IOCTL_MAGIC, 1, compat_caddr_t)
/* change the rotation session configuration */
#define MDSS_ROTATION_CONFIG32 \
_IOWR(MDSS_ROTATOR_IOCTL_MAGIC, 2, compat_caddr_t)
/* queue the rotation request */
#define MDSS_ROTATION_REQUEST32 \
_IOWR(MDSS_ROTATOR_IOCTL_MAGIC, 3, compat_caddr_t)
/* close a rotation session with the specified rotation session ID */
#define MDSS_ROTATION_CLOSE32 \
_IOW(MDSS_ROTATOR_IOCTL_MAGIC, 4, unsigned int)
struct mdp_rotation_request32 {
uint32_t version;
uint32_t flags;