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video_common: Added EDID preferred timing mode to resolution support check.

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Signed-off-by: Andrei-Liviu Simion <andrei.simion@xilinx.com>
This commit is contained in:
Andrei-Liviu Simion 2014-12-15 21:55:32 -08:00 • committed by Nava kishore Manne
parent aec6a22d78
commit 8e002b3dbf
1 changed files with 92 additions and 28 deletions
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120
XilinxProcessorIPLib/drivers/video_common/src/xedid.c
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@ -56,8 +56,12 @@
/**************************** Function Prototypes *****************************/
static u32 XEdid_IsVideoTimingSupportedEstablishedTimings(u8 *EdidRaw, XVid_VideoTimingMode *VtMode);
static u32 XEdid_IsVideoTimingSupportedStandardTimings(u8 *EdidRaw, XVid_VideoTimingMode *VtMode);
static u32 XEdid_IsVideoTimingSupportedPreferredTiming(u8 *EdidRaw,
XVid_VideoTimingMode *VtMode);
static u32 XEdid_IsVideoTimingSupportedEstablishedTimings(u8 *EdidRaw,
XVid_VideoTimingMode *VtMode);
static u32 XEdid_IsVideoTimingSupportedStandardTimings(u8 *EdidRaw,
XVid_VideoTimingMode *VtMode);
static float XVid_CalculatePower(float Base, u8 Power);
static float XVid_CalculateBinaryFraction(u16 Val, u8 DecPtIndex);
@ -192,101 +196,160 @@ u32 XEdid_IsVideoTimingSupported(u8 *EdidRaw, XVid_VideoTimingMode *VtMode)
{
u32 Status;
/* Check if the video mode is the preferred timing. */
Status = XEdid_IsVideoTimingSupportedPreferredTiming(EdidRaw, VtMode);
if (Status == XST_SUCCESS) {
return Status;
}
/* Check established timings I, II, and III. */
Status = XEdid_IsVideoTimingSupportedEstablishedTimings(EdidRaw, VtMode);
if (Status == XST_SUCCESS) {
return Status;
}
/* Check in standard timings support. */
XEdid_IsVideoTimingSupportedStandardTimings(EdidRaw, VtMode);
Status = XEdid_IsVideoTimingSupportedStandardTimings(EdidRaw, VtMode);
return Status;
}
static u32 XEdid_IsVideoTimingSupportedEstablishedTimings(u8 *EdidRaw, XVid_VideoTimingMode *VtMode)
static u32 XEdid_IsVideoTimingSupportedPreferredTiming(u8 *EdidRaw,
XVid_VideoTimingMode *VtMode)
{
u8 *Ptm;
Ptm = &EdidRaw[XEDID_PTM];
u32 HActive =
(((Ptm[XEDID_DTD_PTM_HRES_HBLANK_U4] &
XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_MASK) >>
XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_SHIFT) << 8) |
Ptm[XEDID_DTD_PTM_HRES_LSB];
u32 VActive =
(((Ptm[XEDID_DTD_PTM_VRES_VBLANK_U4] &
XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_MASK) >>
XEDID_DTD_PTM_XRES_XBLANK_U4_XRES_SHIFT) << 8) |
Ptm[XEDID_DTD_PTM_VRES_LSB];
if (VtMode->Timing.F1VTotal != XEDID_IS_DTD_PTM_INTERLACED(EdidRaw)) {
return XST_FAILURE;
}
else if ((VtMode->Timing.HActive == HActive) &&
(VtMode->Timing.VActive == VActive)) {
return XST_SUCCESS;
}
return XST_FAILURE;
}
static u32 XEdid_IsVideoTimingSupportedEstablishedTimings(u8 *EdidRaw,
XVid_VideoTimingMode *VtMode)
{
u32 Status = XST_FAILURE;
/* First, check established timings I, II, and III. */
if ((VtMode->Timing.HActive == 800) && (VtMode->Timing.VActive == 640) &&
if ((VtMode->Timing.HActive == 800) &&
(VtMode->Timing.VActive == 640) &&
(VtMode->FrameRate == XVID_FR_56HZ) &&
XEDID_SUPP_EST_TIMINGS_800x600_56(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 640) && (VtMode->Timing.VActive == 480) &&
else if ((VtMode->Timing.HActive == 640) &&
(VtMode->Timing.VActive == 480) &&
(VtMode->FrameRate == XVID_FR_60HZ) &&
XEDID_SUPP_EST_TIMINGS_640x480_60(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 800) && (VtMode->Timing.VActive == 600) &&
else if ((VtMode->Timing.HActive == 800) &&
(VtMode->Timing.VActive == 600) &&
(VtMode->FrameRate == XVID_FR_60HZ) &&
XEDID_SUPP_EST_TIMINGS_800x600_60(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 1024) && (VtMode->Timing.VActive == 768) &&
else if ((VtMode->Timing.HActive == 1024) &&
(VtMode->Timing.VActive == 768) &&
(VtMode->FrameRate == XVID_FR_60HZ) &&
XEDID_SUPP_EST_TIMINGS_1024x768_60(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 640) && (VtMode->Timing.VActive == 480) &&
else if ((VtMode->Timing.HActive == 640) &&
(VtMode->Timing.VActive == 480) &&
(VtMode->FrameRate == XVID_FR_67HZ) &&
XEDID_SUPP_EST_TIMINGS_640x480_67(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 720) && (VtMode->Timing.VActive == 400) &&
else if ((VtMode->Timing.HActive == 720) &&
(VtMode->Timing.VActive == 400) &&
(VtMode->FrameRate == XVID_FR_70HZ) &&
XEDID_SUPP_EST_TIMINGS_720x400_70(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 1024) && (VtMode->Timing.VActive == 768) &&
else if ((VtMode->Timing.HActive == 1024) &&
(VtMode->Timing.VActive == 768) &&
(VtMode->FrameRate == XVID_FR_70HZ) &&
XEDID_SUPP_EST_TIMINGS_1024x768_70(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 640) && (VtMode->Timing.VActive == 480) &&
else if ((VtMode->Timing.HActive == 640) &&
(VtMode->Timing.VActive == 480) &&
(VtMode->FrameRate == XVID_FR_72HZ) &&
XEDID_SUPP_EST_TIMINGS_640x480_72(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 800) && (VtMode->Timing.VActive == 600) &&
else if ((VtMode->Timing.HActive == 800) &&
(VtMode->Timing.VActive == 600) &&
(VtMode->FrameRate == XVID_FR_72HZ) &&
XEDID_SUPP_EST_TIMINGS_800x600_72(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 640) && (VtMode->Timing.VActive == 480) &&
else if ((VtMode->Timing.HActive == 640) &&
(VtMode->Timing.VActive == 480) &&
(VtMode->FrameRate == XVID_FR_75HZ) &&
XEDID_SUPP_EST_TIMINGS_640x480_75(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 800) && (VtMode->Timing.VActive == 600) &&
else if ((VtMode->Timing.HActive == 800) &&
(VtMode->Timing.VActive == 600) &&
(VtMode->FrameRate == XVID_FR_75HZ) &&
XEDID_SUPP_EST_TIMINGS_800x600_75(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 832) && (VtMode->Timing.VActive == 624) &&
else if ((VtMode->Timing.HActive == 832) &&
(VtMode->Timing.VActive == 624) &&
(VtMode->FrameRate == XVID_FR_75HZ) &&
XEDID_SUPP_EST_TIMINGS_832x624_75(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 1024) && (VtMode->Timing.VActive == 768) &&
else if ((VtMode->Timing.HActive == 1024) &&
(VtMode->Timing.VActive == 768) &&
(VtMode->FrameRate == XVID_FR_75HZ) &&
XEDID_SUPP_EST_TIMINGS_1024x768_75(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 1152) && (VtMode->Timing.VActive == 870) &&
else if ((VtMode->Timing.HActive == 1152) &&
(VtMode->Timing.VActive == 870) &&
(VtMode->FrameRate == XVID_FR_75HZ) &&
XEDID_SUPP_EST_TIMINGS_1152x870_75(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 1280) && (VtMode->Timing.VActive == 1024) &&
else if ((VtMode->Timing.HActive == 1280) &&
(VtMode->Timing.VActive == 1024) &&
(VtMode->FrameRate == XVID_FR_75HZ) &&
XEDID_SUPP_EST_TIMINGS_1280x1024_75(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 1024) && (VtMode->Timing.VActive == 768) &&
else if ((VtMode->Timing.HActive == 1024) &&
(VtMode->Timing.VActive == 768) &&
(VtMode->FrameRate == XVID_FR_87HZ) &&
XEDID_SUPP_EST_TIMINGS_1024x768_87(EdidRaw)) {
Status = XST_SUCCESS;
}
else if ((VtMode->Timing.HActive == 720) && (VtMode->Timing.VActive == 400) &&
else if ((VtMode->Timing.HActive == 720) &&
(VtMode->Timing.VActive == 400) &&
(VtMode->FrameRate == XVID_FR_88HZ) &&
XEDID_SUPP_EST_TIMINGS_720x400_88(EdidRaw)) {
Status = XST_SUCCESS;
@ -295,17 +358,18 @@ static u32 XEdid_IsVideoTimingSupportedEstablishedTimings(u8 *EdidRaw, XVid_Vide
return Status;
}
static u32 XEdid_IsVideoTimingSupportedStandardTimings(u8 *EdidRaw, XVid_VideoTimingMode *VtMode)
static u32 XEdid_IsVideoTimingSupportedStandardTimings(u8 *EdidRaw,
XVid_VideoTimingMode *VtMode)
{
u8 Index;
for (Index = 0; Index < 8; Index++) {
if ((VtMode->Timing.HActive ==
XEDID_GET_STD_TIMINGS_H(EdidRaw, Index + 1)) &&
(VtMode->Timing.VActive ==
XEDID_GET_STD_TIMINGS_V(EdidRaw, Index + 1)) &&
(VtMode->FrameRate ==
XEDID_GET_STD_TIMINGS_FRR(EdidRaw, Index + 1))) {
if ((VtMode->Timing.HActive == XEDID_GET_STD_TIMINGS_H(EdidRaw,
Index + 1)) &&
(VtMode->Timing.VActive == XEDID_GET_STD_TIMINGS_V(EdidRaw,
Index + 1)) &&
(VtMode->FrameRate == XEDID_GET_STD_TIMINGS_FRR(EdidRaw,
Index + 1))) {
return XST_SUCCESS;
}
}