diff mbox

Use ALIGN macro instead of open coding it.

Message ID 1268371823-6377-1-git-send-email-mattst88@gmail.com (mailing list archive)
State Deferred, archived
Headers show

Commit Message

Matt Turner March 12, 2010, 5:30 a.m. UTC
None
diff mbox

Patch

diff --git a/src/common.h b/src/common.h
index bc5d722..05041a3 100644
--- a/src/common.h
+++ b/src/common.h
@@ -395,10 +395,6 @@  extern int I810_DEBUG;
 #define SUPPORTS_YTILING(pI810) (IS_I965G(intel))
 
 #define GTT_PAGE_SIZE			KB(4)
-#define ROUND_TO(x, y)			(((x) + (y) - 1) / (y) * (y))
-#define ROUND_DOWN_TO(x, y)		((x) / (y) * (y))
-#define ROUND_TO_PAGE(x)		ROUND_TO((x), GTT_PAGE_SIZE)
-#define ROUND_TO_MB(x)			ROUND_TO((x), MB(1))
 #define PRIMARY_RINGBUFFER_SIZE		KB(128)
 #define MIN_SCRATCH_BUFFER_SIZE		KB(16)
 #define MAX_SCRATCH_BUFFER_SIZE		KB(64)
diff --git a/src/drmmode_display.c b/src/drmmode_display.c
index 22c967a..a8b5df2 100644
--- a/src/drmmode_display.c
+++ b/src/drmmode_display.c
@@ -476,7 +476,7 @@  drmmode_crtc_shadow_allocate(xf86CrtcPtr crtc, int width, int height)
 	int size, ret;
 	unsigned long rotate_pitch;
 
-	width = i830_pad_drawable_width(width, drmmode->cpp);
+	width = ALIGN(width, 64);
 	rotate_pitch = width * drmmode->cpp;
 	size = rotate_pitch * height;
 
@@ -523,8 +523,7 @@  drmmode_crtc_shadow_create(xf86CrtcPtr crtc, void *data, int width, int height)
 		}
 	}
 
-	rotate_pitch =
-		i830_pad_drawable_width(width, drmmode->cpp) * drmmode->cpp;
+	rotate_pitch = ALIGN(width, 64) * drmmode->cpp;
 	rotate_pixmap = GetScratchPixmapHeader(scrn->pScreen,
 					       width, height,
 					       scrn->depth,
@@ -1261,7 +1260,7 @@  drmmode_xf86crtc_resize (ScrnInfoPtr scrn, int width, int height)
 	if (scrn->virtualX == width && scrn->virtualY == height)
 		return TRUE;
 
-	pitch = i830_pad_drawable_width(width, intel->cpp);
+	pitch = ALIGN(width, 64);
 	xf86DrvMsg(scrn->scrnIndex, X_INFO,
 		   "Allocate new frame buffer %dx%d stride %d\n",
 		   width, height, pitch);
diff --git a/src/i810_accel.c b/src/i810_accel.c
index ae4a654..9aa3e42 100644
--- a/src/i810_accel.c
+++ b/src/i810_accel.c
@@ -129,7 +129,7 @@  I810AccelInit(ScreenPtr pScreen)
     */
    if (pI810->Scratch.Size != 0) {
       int i;
-      int width = ((pScrn->displayWidth + 31) & ~31) / 8;
+      int width = ALIGN(pScrn->displayWidth, 32) / 8;
       int nr_buffers = pI810->Scratch.Size / width;
       unsigned char *ptr = pI810->FbBase + pI810->Scratch.Start;
 
diff --git a/src/i810_dri.c b/src/i810_dri.c
index e566acf..cd73867 100644
--- a/src/i810_dri.c
+++ b/src/i810_dri.c
@@ -348,9 +348,8 @@  I810DRIScreenInit(ScreenPtr pScreen)
    pDRIInfo->ddxDriverMinorVersion = I810_MINOR_VERSION;
    pDRIInfo->ddxDriverPatchVersion = I810_PATCHLEVEL;
    pDRIInfo->frameBufferPhysicalAddress = (pointer) pI810->LinearAddr;
-   pDRIInfo->frameBufferSize = (((pScrn->displayWidth *
-				  pScrn->virtualY * pI810->cpp) +
-				 4096 - 1) / 4096) * 4096;
+   pDRIInfo->frameBufferSize = ALIGN(pScrn->displayWidth * pScrn->virtualY *
+   					pI810->cpp, 4096);
 
    pDRIInfo->frameBufferStride = pScrn->displayWidth * pI810->cpp;
    pDRIInfo->ddxDrawableTableEntry = I810_MAX_DRAWABLES;
@@ -537,7 +536,7 @@  I810DRIScreenInit(ScreenPtr pScreen)
        *  - airlied */
       int lines = (pScrn->virtualY + 15) / 16 * 16;
       back_size = i810_pitches[pitch_idx] * lines;
-      back_size = ((back_size + 4096 - 1) / 4096) * 4096;
+      back_size = ALIGN(back_size, 4096);
    }
 
    sysmem_size = pScrn->videoRam * 1024;
diff --git a/src/i810_driver.c b/src/i810_driver.c
index 3109834..34a4413 100644
--- a/src/i810_driver.c
+++ b/src/i810_driver.c
@@ -1838,8 +1838,7 @@  I810AllocateFront(ScrnInfoPtr pScrn)
 
    if (!I810AllocLow(&(pI810->FrontBuffer),
 		     &(pI810->SysMem),
-		     ((pI810->FbMemBox.x2 *
-		       pI810->FbMemBox.y2 * pI810->cpp) + 4095) & ~4095)) {
+		     ALIGN(pI810->FbMemBox.x2 * pI810->FbMemBox.y2 * pI810->cpp, 4096))) {
       xf86DrvMsg(pScrn->scrnIndex,
 		 X_WARNING, "Framebuffer allocation failed\n");
       return FALSE;
diff --git a/src/i810_video.c b/src/i810_video.c
index 9bb9870..5f82392 100644
--- a/src/i810_video.c
+++ b/src/i810_video.c
@@ -750,14 +750,14 @@  I810DisplayVideo(
     switch(id) {
     case FOURCC_YV12:
     case FOURCC_I420:
-	swidth = (width + 7) & ~7;
+	swidth = ALIGN(width, 8);
 	overlay->SWID = (swidth << 15) | swidth;
 	overlay->SWIDQW = (swidth << 12) | (swidth >> 3);
 	break;
     case FOURCC_UYVY:
     case FOURCC_YUY2:
     default:
-	swidth = ((width + 3) & ~3) << 1;
+	swidth = ALIGN(width, 4) << 1;
 	overlay->SWID = swidth;
 	overlay->SWIDQW = swidth >> 3;
 	break;
@@ -1013,15 +1013,15 @@  I810PutImage(
     switch(id) {
     case FOURCC_YV12:
     case FOURCC_I420:
-	 srcPitch = (width + 3) & ~3;
-	 dstPitch = ((width >> 1) + 7) & ~7;  /* of chroma */
+	 srcPitch = ALIGN(width, 4);
+	 dstPitch = ALIGN(width >> 1, 8);  /* of chroma */
 	 size =  dstPitch * height * 3;	
 	 break;
     case FOURCC_UYVY:
     case FOURCC_YUY2:
     default:
 	 srcPitch = (width << 1);
-	 dstPitch = (srcPitch + 7) & ~7;
+	 dstPitch = ALIGN(srcPitch, 8);
 	 size = dstPitch * height;
 	 break;
     }  
@@ -1062,13 +1062,13 @@  I810PutImage(
     /* copy data */
     top = y1 >> 16;
     left = (x1 >> 16) & ~1;
-    npixels = ((((x2 + 0xffff) >> 16) + 1) & ~1) - left;
+    npixels = (ALIGN((x2 + 0xffff) >> 16, 2)) - left;
 
     switch(id) {
     case FOURCC_YV12:
     case FOURCC_I420:
 	top &= ~1;
-	nlines = ((((y2 + 0xffff) >> 16) + 1) & ~1) - top;
+	nlines = (ALIGN((y2 + 0xffff) >> 16, 2)) - top;
 	I810CopyPlanarData(pScrn, buf, srcPitch, dstPitch,  height, top, left, 
                            nlines, npixels, id);
 	break;
@@ -1213,8 +1213,8 @@  I810AllocateSurface(
     if((w > 1024) || (h > 1024))
 	return BadAlloc;
 
-    w = (w + 1) & ~1;
-    pitch = ((w << 1) + 15) & ~15;
+    w = ALIGN(w, 2);
+    pitch = ALIGN((w << 1), 16);
     bpp = pScrn->bitsPerPixel >> 3;
     size = ((pitch * h) + bpp - 1) / bpp;
 
diff --git a/src/i830.h b/src/i830.h
index 7593cde..5c76c0a 100644
--- a/src/i830.h
+++ b/src/i830.h
@@ -429,8 +429,6 @@  void i830_init_bufmgr(ScrnInfoPtr scrn);
 
 Bool i830_tiled_width(intel_screen_private *intel, int *width, int cpp);
 
-int i830_pad_drawable_width(int width, int cpp);
-
 /* i830_memory.c */
 unsigned long i830_get_fence_size(intel_screen_private *intel, unsigned long size);
 unsigned long i830_get_fence_pitch(intel_screen_private *intel, unsigned long pitch,
diff --git a/src/i830_driver.c b/src/i830_driver.c
index 53d8663..d9f2d2b 100644
--- a/src/i830_driver.c
+++ b/src/i830_driver.c
@@ -172,7 +172,7 @@  typedef enum {
    OPTION_DEBUG_FLUSH_BATCHES,
    OPTION_DEBUG_FLUSH_CACHES,
    OPTION_DEBUG_WAIT,
-} I830Opts;
+}I830Opts; 
 
 static OptionInfoRec I830Options[] = {
    {OPTION_DRI,		"DRI",		OPTV_BOOLEAN,	{0},	TRUE},
@@ -389,14 +389,6 @@  Bool i830_tiled_width(intel_screen_private *intel, int *width, int cpp)
 }
 
 /*
- * Pad to accelerator requirement
- */
-int i830_pad_drawable_width(int width, int cpp)
-{
-	return (width + 63) & ~63;
-}
-
-/*
  * DRM mode setting Linux only at this point... later on we could
  * add a wrapper here.
  */
@@ -1100,8 +1092,7 @@  I830ScreenInit(int scrnIndex, ScreenPtr screen, int argc, char **argv)
 	struct pci_device *const device = intel->PciInfo;
 	int fb_bar = IS_I9XX(intel) ? 2 : 0;
 
-	scrn->displayWidth =
-	    i830_pad_drawable_width(scrn->virtualX, intel->cpp);
+	scrn->displayWidth = ALIGN(scrn->virtualX, intel->cpp);
 
 	/*
 	 * The "VideoRam" config file parameter specifies the maximum amount of
diff --git a/src/i830_memory.c b/src/i830_memory.c
index a21f29b..ba47714 100644
--- a/src/i830_memory.c
+++ b/src/i830_memory.c
@@ -129,7 +129,7 @@  i830_get_fence_pitch(intel_screen_private *intel, unsigned long pitch,
 
 	/* 965 is flexible */
 	if (IS_I965G(intel))
-		return ROUND_TO(pitch, tile_width);
+		return ALIGN(pitch, tile_width);
 
 	/* Pre-965 needs power of two tile width */
 	for (i = tile_width; i < pitch; i <<= 1) ;
@@ -232,7 +232,7 @@  drm_intel_bo *i830_allocate_framebuffer(ScrnInfoPtr scrn)
 	 */
 	fb_height = scrn->virtualY;
 
-	size = ROUND_TO_PAGE(pitch * fb_height);
+	size = ALIGN(pitch * fb_height, GTT_PAGE_SIZE);
 
 	if (intel->tiling && IsTileable(scrn, pitch))
 		tiling_mode = I915_TILING_X;
diff --git a/src/i830_uxa.c b/src/i830_uxa.c
index 9904311..8fc9cc9 100644
--- a/src/i830_uxa.c
+++ b/src/i830_uxa.c
@@ -133,7 +133,7 @@  i830_uxa_pixmap_compute_size(PixmapPtr pixmap,
 	if (*tiling != I915_TILING_NONE) {
 		/* First check whether tiling is necessary. */
 		pitch_align = intel->accel_pixmap_pitch_alignment;
-		size = ROUND_TO((w * pixmap->drawable.bitsPerPixel + 7) / 8,
+		size = ALIGN((w * pixmap->drawable.bitsPerPixel + 7) / 8,
 				pitch_align) * ALIGN (h, 2);
 		if (size < 4096)
 			*tiling = I915_TILING_NONE;
@@ -146,7 +146,7 @@  i830_uxa_pixmap_compute_size(PixmapPtr pixmap,
 		pitch_align = 512;
 	}
 
-	*stride = ROUND_TO((w * pixmap->drawable.bitsPerPixel + 7) / 8,
+	*stride = ALIGN((w * pixmap->drawable.bitsPerPixel + 7) / 8,
 			   pitch_align);
 
 	if (*tiling == I915_TILING_NONE) {
diff --git a/src/i830_video.c b/src/i830_video.c
index db72863..0c76908 100644
--- a/src/i830_video.c
+++ b/src/i830_video.c
@@ -1271,10 +1271,10 @@  i830_clip_video_helper(ScrnInfoPtr scrn,
 
 	*top = y1 >> 16;
 	*left = (x1 >> 16) & ~1;
-	*npixels = ((((x2 + 0xffff) >> 16) + 1) & ~1) - *left;
+	*npixels = ALIGN((x2 + 0xffff) >> 16, 2) - *left;
 	if (is_planar_fourcc(id)) {
 		*top &= ~1;
-		*nlines = ((((y2 + 0xffff) >> 16) + 1) & ~1) - *top;
+		*nlines = ALIGN((y2 + 0xffff) >> 16, 2) - *top;
 	} else
 		*nlines = ((y2 + 0xffff) >> 16) - *top;
 
@@ -1351,24 +1351,24 @@  i830_setup_dst_params(ScrnInfoPtr scrn, intel_adaptor_private *adaptor_priv, sho
 			int id)
 {
 	intel_screen_private *intel = intel_get_screen_private(scrn);
-	int pitchAlignMask;
+	int pitchAlign;
 
 	/* Only needs to be DWORD-aligned for textured on i915, but overlay has
 	 * stricter requirements.
 	 */
 	if (adaptor_priv->textured) {
-		pitchAlignMask = 3;
+		pitchAlign = 4;
 	} else {
 		if (IS_I965G(intel))
-			pitchAlignMask = 255;
+			pitchAlign = 256;
 		else
-			pitchAlignMask = 255;
+			pitchAlign = 256;
 	}
 
 #if INTEL_XVMC
 	/* for i915 xvmc, hw requires 1kb aligned surfaces */
 	if ((id == FOURCC_XVMC) && IS_I915(intel))
-		pitchAlignMask = 0x3ff;
+		pitchAlign = 1024;
 #endif
 
 	/* Determine the desired destination pitch (representing the chroma's pitch,
@@ -1377,25 +1377,25 @@  i830_setup_dst_params(ScrnInfoPtr scrn, intel_adaptor_private *adaptor_priv, sho
 	if (is_planar_fourcc(id)) {
 		if (adaptor_priv->rotation & (RR_Rotate_90 | RR_Rotate_270)) {
 			*dstPitch =
-			    ((height / 2) + pitchAlignMask) & ~pitchAlignMask;
+			    ALIGN(height / 2, pitchAlign);
 			*dstPitch2 =
-			    (height + pitchAlignMask) & ~pitchAlignMask;
+			    ALIGN(height, pitchAlign);
 			*size = *dstPitch * width * 3;
 		} else {
 			*dstPitch =
-			    ((width / 2) + pitchAlignMask) & ~pitchAlignMask;
+			    ALIGN(width / 2, pitchAlign);
 			*dstPitch2 =
-			    (width + pitchAlignMask) & ~pitchAlignMask;
+			    ALIGN(width, pitchAlign);
 			*size = *dstPitch * height * 3;
 		}
 	} else {
 		if (adaptor_priv->rotation & (RR_Rotate_90 | RR_Rotate_270)) {
 			*dstPitch =
-			    ((height << 1) + pitchAlignMask) & ~pitchAlignMask;
+			    ALIGN(height << 1, pitchAlign);
 			*size = *dstPitch * width;
 		} else {
 			*dstPitch =
-			    ((width << 1) + pitchAlignMask) & ~pitchAlignMask;
+			    ALIGN(width << 1, pitchAlign);
 			*size = *dstPitch * height;
 		}
 		*dstPitch2 = 0;
@@ -1426,16 +1426,9 @@  i830_copy_video_data(ScrnInfoPtr scrn, intel_adaptor_private *adaptor_priv,
 		     int top, int left, int npixels, int nlines,
 		     int id, unsigned char *buf)
 {
-	int srcPitch = 0, srcPitch2 = 0;
+	int srcPitch, srcPitch2;
 	int size;
 
-	if (is_planar_fourcc(id)) {
-		srcPitch = (width + 0x3) & ~0x3;
-		srcPitch2 = ((width >> 1) + 0x3) & ~0x3;
-	} else {
-		srcPitch = width << 1;
-	}
-
 	i830_setup_dst_params(scrn, adaptor_priv, width, height, dstPitch,
 				dstPitch2, &size, id);
 
@@ -1444,11 +1437,14 @@  i830_copy_video_data(ScrnInfoPtr scrn, intel_adaptor_private *adaptor_priv,
 
 	/* copy data */
 	if (is_planar_fourcc(id)) {
+		srcPitch = ALIGN(width, 0x4);
+		srcPitch2 = ALIGN(width >> 1, 0x4);
 		I830CopyPlanarData(adaptor_priv, buf, srcPitch, srcPitch2,
 				   *dstPitch, *dstPitch2,
 				   height, top, left, nlines,
 				   npixels, id);
 	} else {
+		srcPitch = width << 1;
 		I830CopyPackedData(adaptor_priv, buf, srcPitch, *dstPitch, top, left,
 				   nlines, npixels);
 	}