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drm/amd/display: reduce stack for dml32_CalculateVMRowAndSwath 

Move stack variables to dummy structure.

Reviewed-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
This commit is contained in:
Alex Deucher 2022-07-20 23:25:25 -04:00
parent bac4b41d91
commit c3b3f9ba25
4 changed files with 70 additions and 62 deletions
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2
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_32.c
View File

@ -461,6 +461,7 @@ static void DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerforman
{
dml32_CalculateVMRowAndSwath(
&v->dummy_vars.dml32_CalculateVMRowAndSwath,
mode_lib->vba.NumberOfActiveSurfaces,
v->dummy_vars.DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation.SurfaceParameters,
v->SurfaceSizeInMALL,
@ -2676,6 +2677,7 @@ void dml32_ModeSupportAndSystemConfigurationFull(struct display_mode_lib *mode_l
{
dml32_CalculateVMRowAndSwath(
&v->dummy_vars.dml32_CalculateVMRowAndSwath,
mode_lib->vba.NumberOfActiveSurfaces,
v->dummy_vars.dml32_ModeSupportAndSystemConfigurationFull.SurfParameters,
mode_lib->vba.SurfaceSizeInMALL,

110
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.c
View File

@ -1867,6 +1867,7 @@ void dml32_CalculateSurfaceSizeInMall(
} // CalculateSurfaceSizeInMall
void dml32_CalculateVMRowAndSwath(
struct dml32_CalculateVMRowAndSwath *st_vars,
unsigned int NumberOfActiveSurfaces,
DmlPipe myPipe[],
unsigned int SurfaceSizeInMALL[],
@ -1932,21 +1933,6 @@ void dml32_CalculateVMRowAndSwath(
unsigned int BIGK_FRAGMENT_SIZE[])
{
unsigned int k;
unsigned int PTEBufferSizeInRequestsForLuma[DC__NUM_DPP__MAX];
unsigned int PTEBufferSizeInRequestsForChroma[DC__NUM_DPP__MAX];
unsigned int PDEAndMetaPTEBytesFrameY;
unsigned int PDEAndMetaPTEBytesFrameC;
unsigned int MetaRowByteY[DC__NUM_DPP__MAX];
unsigned int MetaRowByteC[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowY[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowC[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowY_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowC_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_width_luma_ub_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_height_luma_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_width_chroma_ub_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_height_chroma_one_row_per_frame[DC__NUM_DPP__MAX];
bool one_row_per_frame_fits_in_buffer[DC__NUM_DPP__MAX];
for (k = 0; k < NumberOfActiveSurfaces; ++k) {
if (HostVMEnable == true) {
@ -1968,15 +1954,15 @@ void dml32_CalculateVMRowAndSwath(
myPipe[k].SourcePixelFormat == dm_rgbe_alpha) {
if ((myPipe[k].SourcePixelFormat == dm_420_10 || myPipe[k].SourcePixelFormat == dm_420_12) &&
!IsVertical(myPipe[k].SourceRotation)) {
PTEBufferSizeInRequestsForLuma[k] =
st_vars->PTEBufferSizeInRequestsForLuma[k] =
(PTEBufferSizeInRequestsLuma + PTEBufferSizeInRequestsChroma) / 2;
PTEBufferSizeInRequestsForChroma[k] = PTEBufferSizeInRequestsForLuma[k];
st_vars->PTEBufferSizeInRequestsForChroma[k] = st_vars->PTEBufferSizeInRequestsForLuma[k];
} else {
PTEBufferSizeInRequestsForLuma[k] = PTEBufferSizeInRequestsLuma;
PTEBufferSizeInRequestsForChroma[k] = PTEBufferSizeInRequestsChroma;
st_vars->PTEBufferSizeInRequestsForLuma[k] = PTEBufferSizeInRequestsLuma;
st_vars->PTEBufferSizeInRequestsForChroma[k] = PTEBufferSizeInRequestsChroma;
}
PDEAndMetaPTEBytesFrameC = dml32_CalculateVMAndRowBytes(
st_vars->PDEAndMetaPTEBytesFrameC = dml32_CalculateVMAndRowBytes(
myPipe[k].ViewportStationary,
myPipe[k].DCCEnable,
myPipe[k].DPPPerSurface,
@ -1996,21 +1982,21 @@ void dml32_CalculateVMRowAndSwath(
GPUVMMaxPageTableLevels,
GPUVMMinPageSizeKBytes[k],
HostVMMinPageSize,
PTEBufferSizeInRequestsForChroma[k],
st_vars->PTEBufferSizeInRequestsForChroma[k],
myPipe[k].PitchC,
myPipe[k].DCCMetaPitchC,
myPipe[k].BlockWidthC,
myPipe[k].BlockHeightC,
/* Output */
&MetaRowByteC[k],
&PixelPTEBytesPerRowC[k],
&st_vars->MetaRowByteC[k],
&st_vars->PixelPTEBytesPerRowC[k],
&dpte_row_width_chroma_ub[k],
&dpte_row_height_chroma[k],
&dpte_row_height_linear_chroma[k],
&PixelPTEBytesPerRowC_one_row_per_frame[k],
&dpte_row_width_chroma_ub_one_row_per_frame[k],
&dpte_row_height_chroma_one_row_per_frame[k],
&st_vars->PixelPTEBytesPerRowC_one_row_per_frame[k],
&st_vars->dpte_row_width_chroma_ub_one_row_per_frame[k],
&st_vars->dpte_row_height_chroma_one_row_per_frame[k],
&meta_req_width_chroma[k],
&meta_req_height_chroma[k],
&meta_row_width_chroma[k],
@ -2038,19 +2024,19 @@ void dml32_CalculateVMRowAndSwath(
&VInitPreFillC[k],
&MaxNumSwathC[k]);
} else {
PTEBufferSizeInRequestsForLuma[k] = PTEBufferSizeInRequestsLuma + PTEBufferSizeInRequestsChroma;
PTEBufferSizeInRequestsForChroma[k] = 0;
PixelPTEBytesPerRowC[k] = 0;
PDEAndMetaPTEBytesFrameC = 0;
MetaRowByteC[k] = 0;
st_vars->PTEBufferSizeInRequestsForLuma[k] = PTEBufferSizeInRequestsLuma + PTEBufferSizeInRequestsChroma;
st_vars->PTEBufferSizeInRequestsForChroma[k] = 0;
st_vars->PixelPTEBytesPerRowC[k] = 0;
st_vars->PDEAndMetaPTEBytesFrameC = 0;
st_vars->MetaRowByteC[k] = 0;
MaxNumSwathC[k] = 0;
PrefetchSourceLinesC[k] = 0;
dpte_row_height_chroma_one_row_per_frame[k] = 0;
dpte_row_width_chroma_ub_one_row_per_frame[k] = 0;
PixelPTEBytesPerRowC_one_row_per_frame[k] = 0;
st_vars->dpte_row_height_chroma_one_row_per_frame[k] = 0;
st_vars->dpte_row_width_chroma_ub_one_row_per_frame[k] = 0;
st_vars->PixelPTEBytesPerRowC_one_row_per_frame[k] = 0;
}
PDEAndMetaPTEBytesFrameY = dml32_CalculateVMAndRowBytes(
st_vars->PDEAndMetaPTEBytesFrameY = dml32_CalculateVMAndRowBytes(
myPipe[k].ViewportStationary,
myPipe[k].DCCEnable,
myPipe[k].DPPPerSurface,
@ -2070,21 +2056,21 @@ void dml32_CalculateVMRowAndSwath(
GPUVMMaxPageTableLevels,
GPUVMMinPageSizeKBytes[k],
HostVMMinPageSize,
PTEBufferSizeInRequestsForLuma[k],
st_vars->PTEBufferSizeInRequestsForLuma[k],
myPipe[k].PitchY,
myPipe[k].DCCMetaPitchY,
myPipe[k].BlockWidthY,
myPipe[k].BlockHeightY,
/* Output */
&MetaRowByteY[k],
&PixelPTEBytesPerRowY[k],
&st_vars->MetaRowByteY[k],
&st_vars->PixelPTEBytesPerRowY[k],
&dpte_row_width_luma_ub[k],
&dpte_row_height_luma[k],
&dpte_row_height_linear_luma[k],
&PixelPTEBytesPerRowY_one_row_per_frame[k],
&dpte_row_width_luma_ub_one_row_per_frame[k],
&dpte_row_height_luma_one_row_per_frame[k],
&st_vars->PixelPTEBytesPerRowY_one_row_per_frame[k],
&st_vars->dpte_row_width_luma_ub_one_row_per_frame[k],
&st_vars->dpte_row_height_luma_one_row_per_frame[k],
&meta_req_width[k],
&meta_req_height[k],
&meta_row_width[k],
@ -2112,19 +2098,19 @@ void dml32_CalculateVMRowAndSwath(
&VInitPreFillY[k],
&MaxNumSwathY[k]);
PDEAndMetaPTEBytesFrame[k] = PDEAndMetaPTEBytesFrameY + PDEAndMetaPTEBytesFrameC;
MetaRowByte[k] = MetaRowByteY[k] + MetaRowByteC[k];
PDEAndMetaPTEBytesFrame[k] = st_vars->PDEAndMetaPTEBytesFrameY + st_vars->PDEAndMetaPTEBytesFrameC;
MetaRowByte[k] = st_vars->MetaRowByteY[k] + st_vars->MetaRowByteC[k];
if (PixelPTEBytesPerRowY[k] <= 64 * PTEBufferSizeInRequestsForLuma[k] &&
PixelPTEBytesPerRowC[k] <= 64 * PTEBufferSizeInRequestsForChroma[k]) {
if (st_vars->PixelPTEBytesPerRowY[k] <= 64 * st_vars->PTEBufferSizeInRequestsForLuma[k] &&
st_vars->PixelPTEBytesPerRowC[k] <= 64 * st_vars->PTEBufferSizeInRequestsForChroma[k]) {
PTEBufferSizeNotExceeded[k] = true;
} else {
PTEBufferSizeNotExceeded[k] = false;
}
one_row_per_frame_fits_in_buffer[k] = (PixelPTEBytesPerRowY_one_row_per_frame[k] <= 64 * 2 *
PTEBufferSizeInRequestsForLuma[k] &&
PixelPTEBytesPerRowC_one_row_per_frame[k] <= 64 * 2 * PTEBufferSizeInRequestsForChroma[k]);
st_vars->one_row_per_frame_fits_in_buffer[k] = (st_vars->PixelPTEBytesPerRowY_one_row_per_frame[k] <= 64 * 2 *
st_vars->PTEBufferSizeInRequestsForLuma[k] &&
st_vars->PixelPTEBytesPerRowC_one_row_per_frame[k] <= 64 * 2 * st_vars->PTEBufferSizeInRequestsForChroma[k]);
}
dml32_CalculateMALLUseForStaticScreen(
@ -2132,7 +2118,7 @@ void dml32_CalculateVMRowAndSwath(
MALLAllocatedForDCN,
UseMALLForStaticScreen, // mode
SurfaceSizeInMALL,
one_row_per_frame_fits_in_buffer,
st_vars->one_row_per_frame_fits_in_buffer,
/* Output */
UsesMALLForStaticScreen); // boolen
@ -2158,13 +2144,13 @@ void dml32_CalculateVMRowAndSwath(
!(UseMALLForPStateChange[k] == dm_use_mall_pstate_change_full_frame);
if (use_one_row_for_frame[k]) {
dpte_row_height_luma[k] = dpte_row_height_luma_one_row_per_frame[k];
dpte_row_width_luma_ub[k] = dpte_row_width_luma_ub_one_row_per_frame[k];
PixelPTEBytesPerRowY[k] = PixelPTEBytesPerRowY_one_row_per_frame[k];
dpte_row_height_chroma[k] = dpte_row_height_chroma_one_row_per_frame[k];
dpte_row_width_chroma_ub[k] = dpte_row_width_chroma_ub_one_row_per_frame[k];
PixelPTEBytesPerRowC[k] = PixelPTEBytesPerRowC_one_row_per_frame[k];
PTEBufferSizeNotExceeded[k] = one_row_per_frame_fits_in_buffer[k];
dpte_row_height_luma[k] = st_vars->dpte_row_height_luma_one_row_per_frame[k];
dpte_row_width_luma_ub[k] = st_vars->dpte_row_width_luma_ub_one_row_per_frame[k];
st_vars->PixelPTEBytesPerRowY[k] = st_vars->PixelPTEBytesPerRowY_one_row_per_frame[k];
dpte_row_height_chroma[k] = st_vars->dpte_row_height_chroma_one_row_per_frame[k];
dpte_row_width_chroma_ub[k] = st_vars->dpte_row_width_chroma_ub_one_row_per_frame[k];
st_vars->PixelPTEBytesPerRowC[k] = st_vars->PixelPTEBytesPerRowC_one_row_per_frame[k];
PTEBufferSizeNotExceeded[k] = st_vars->one_row_per_frame_fits_in_buffer[k];
}
if (MetaRowByte[k] <= DCCMetaBufferSizeBytes)
@ -2172,7 +2158,7 @@ void dml32_CalculateVMRowAndSwath(
else
DCCMetaBufferSizeNotExceeded[k] = false;
PixelPTEBytesPerRow[k] = PixelPTEBytesPerRowY[k] + PixelPTEBytesPerRowC[k];
PixelPTEBytesPerRow[k] = st_vars->PixelPTEBytesPerRowY[k] + st_vars->PixelPTEBytesPerRowC[k];
if (use_one_row_for_frame[k])
PixelPTEBytesPerRow[k] = PixelPTEBytesPerRow[k] / 2;
@ -2183,11 +2169,11 @@ void dml32_CalculateVMRowAndSwath(
myPipe[k].VRatioChroma,
myPipe[k].DCCEnable,
myPipe[k].HTotal / myPipe[k].PixelClock,
MetaRowByteY[k], MetaRowByteC[k],
st_vars->MetaRowByteY[k], st_vars->MetaRowByteC[k],
meta_row_height[k],
meta_row_height_chroma[k],
PixelPTEBytesPerRowY[k],
PixelPTEBytesPerRowC[k],
st_vars->PixelPTEBytesPerRowY[k],
st_vars->PixelPTEBytesPerRowC[k],
dpte_row_height_luma[k],
dpte_row_height_chroma[k],
@ -2203,12 +2189,12 @@ void dml32_CalculateVMRowAndSwath(
dml_print("DML::%s: k=%d, dpte_row_height_luma = %d\n", __func__, k, dpte_row_height_luma[k]);
dml_print("DML::%s: k=%d, dpte_row_width_luma_ub = %d\n",
__func__, k, dpte_row_width_luma_ub[k]);
dml_print("DML::%s: k=%d, PixelPTEBytesPerRowY = %d\n", __func__, k, PixelPTEBytesPerRowY[k]);
dml_print("DML::%s: k=%d, PixelPTEBytesPerRowY = %d\n", __func__, k, st_vars->PixelPTEBytesPerRowY[k]);
dml_print("DML::%s: k=%d, dpte_row_height_chroma = %d\n",
__func__, k, dpte_row_height_chroma[k]);
dml_print("DML::%s: k=%d, dpte_row_width_chroma_ub = %d\n",
__func__, k, dpte_row_width_chroma_ub[k]);
dml_print("DML::%s: k=%d, PixelPTEBytesPerRowC = %d\n", __func__, k, PixelPTEBytesPerRowC[k]);
dml_print("DML::%s: k=%d, PixelPTEBytesPerRowC = %d\n", __func__, k, st_vars->PixelPTEBytesPerRowC[k]);
dml_print("DML::%s: k=%d, PixelPTEBytesPerRow = %d\n", __func__, k, PixelPTEBytesPerRow[k]);
dml_print("DML::%s: k=%d, PTEBufferSizeNotExceeded = %d\n",
__func__, k, PTEBufferSizeNotExceeded[k]);

1
drivers/gpu/drm/amd/display/dc/dml/dcn32/display_mode_vba_util_32.h
View File

@ -362,6 +362,7 @@ void dml32_CalculateSurfaceSizeInMall(
bool *ExceededMALLSize);
void dml32_CalculateVMRowAndSwath(
struct dml32_CalculateVMRowAndSwath *st_vars,
unsigned int NumberOfActiveSurfaces,
DmlPipe myPipe[],
unsigned int SurfaceSizeInMALL[],

19
drivers/gpu/drm/amd/display/dc/dml/display_mode_vba.h
View File

@ -196,6 +196,24 @@ struct dml32_CalculateSwathAndDETConfiguration {
unsigned int DETBufferSizeInKByteForSwathCalculation;
};
struct dml32_CalculateVMRowAndSwath {
unsigned int PTEBufferSizeInRequestsForLuma[DC__NUM_DPP__MAX];
unsigned int PTEBufferSizeInRequestsForChroma[DC__NUM_DPP__MAX];
unsigned int PDEAndMetaPTEBytesFrameY;
unsigned int PDEAndMetaPTEBytesFrameC;
unsigned int MetaRowByteY[DC__NUM_DPP__MAX];
unsigned int MetaRowByteC[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowY[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowC[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowY_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int PixelPTEBytesPerRowC_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_width_luma_ub_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_height_luma_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_width_chroma_ub_one_row_per_frame[DC__NUM_DPP__MAX];
unsigned int dpte_row_height_chroma_one_row_per_frame[DC__NUM_DPP__MAX];
bool one_row_per_frame_fits_in_buffer[DC__NUM_DPP__MAX];
};
struct DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation {
unsigned int dummy_integer_array[2][DC__NUM_DPP__MAX];
double dummy_single_array[2][DC__NUM_DPP__MAX];
@ -268,6 +286,7 @@ struct dummy_vars {
DISPCLKDPPCLKDCFCLKDeepSleepPrefetchParametersWatermarksAndPerformanceCalculation;
struct dml32_ModeSupportAndSystemConfigurationFull dml32_ModeSupportAndSystemConfigurationFull;
struct dml32_CalculateSwathAndDETConfiguration dml32_CalculateSwathAndDETConfiguration;
struct dml32_CalculateVMRowAndSwath dml32_CalculateVMRowAndSwath;
};
struct vba_vars_st {