LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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display: Enable copybit on msm8610

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This change is the hwc and copybit changes need to enable
composition to go through mdp on msm8610.

Change-Id: If0df3a247c5f4f4310966d14fe8fd839bf84b9d5
This commit is contained in:
Terence Hampson
2013-04-18 23:45:56 -07:00
parent fe2795b9c6
commit 0124cc725d
4 changed files with 26 additions and 38 deletions
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36
libcopybit/copybit.cpp
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@@ -42,15 +42,8 @@
/******************************************************************************/
#if defined(COPYBIT_MSM7K)
#define MAX_SCALE_FACTOR (4)
#define MAX_DIMENSION (4096)
#elif defined(COPYBIT_QSD8K)
#define MAX_SCALE_FACTOR (8)
#define MAX_DIMENSION (2048)
#else
#error "Unsupported MDP version"
#endif
/******************************************************************************/
@@ -394,6 +387,7 @@ static int stretch_copybit(
struct mdp_blit_req req[12];
} list;
memset(&list, 0, sizeof(list));
if (ctx->mAlpha < 255) {
switch (src->format) {
// we don't support plane alpha with RGBA formats
@@ -428,7 +422,7 @@ static int stretch_copybit(
if(src->format == HAL_PIXEL_FORMAT_YV12) {
int usage =
GRALLOC_USAGE_PRIVATE_CAMERA_HEAP|GRALLOC_USAGE_PRIVATE_UNCACHED;
GRALLOC_USAGE_PRIVATE_IOMMU_HEAP | GRALLOC_USAGE_PRIVATE_UNCACHED;
if (0 == alloc_buffer(&yv12_handle,src->w,src->h,
src->format, usage)){
if(0 == convertYV12toYCrCb420SP(src,yv12_handle)){
@@ -509,6 +503,7 @@ static int blit_copybit(
static int finish_copybit(struct copybit_device_t *dev)
{
// NOP for MDP copybit
return 0;
}
/*****************************************************************************/
@@ -524,6 +519,11 @@ static int close_copybit(struct hw_device_t *dev)
return 0;
}
static int flush_get_fence(struct copybit_device_t *dev, int* fd)
{
return -1;
}
/** Open a new instance of a copybit device using name */
static int open_copybit(const struct hw_module_t* module, const char* name,
struct hw_device_t** device)
@@ -542,6 +542,7 @@ static int open_copybit(const struct hw_module_t* module, const char* name,
ctx->device.blit = blit_copybit;
ctx->device.stretch = stretch_copybit;
ctx->device.finish = finish_copybit;
ctx->device.flush_get_fence = flush_get_fence;
ctx->mAlpha = MDP_ALPHA_NOP;
ctx->mFlags = 0;
ctx->mFD = open("/dev/graphics/fb0", O_RDWR, 0);
@@ -551,25 +552,8 @@ static int open_copybit(const struct hw_module_t* module, const char* name,
status, strerror(status));
status = -status;
} else {
struct fb_fix_screeninfo finfo;
if (ioctl(ctx->mFD, FBIOGET_FSCREENINFO, &finfo) == 0) {
if (strncmp(finfo.id, "msmfb", 5) == 0) {
/* Success */
status = 0;
} else {
ALOGE("Error not msm frame buffer");
status = -EINVAL;
}
} else {
ALOGE("Error executing ioctl for screen info");
status = -errno;
}
}
if (status == 0) {
status = 0;
*device = &ctx->device.common;
} else {
close_copybit(&ctx->device.common);
}
return status;
}