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From: "Antonino A. Daplas" <adaplas@gmail.com>
To: Andrew Morton <akpm@osdl.org>
Cc: Vivien Chappelier <vivien.chappelier@linux-mips.org>,
	Linux Fbdev development list
	<linux-fbdev-devel@lists.sourceforge.net>
Subject: [PATCH 07/24] gbefb: The pseudo_palette is only 16 elements long
Date: Sat, 02 Jun 2007 17:57:58 +0800	[thread overview]
Message-ID: <46613F26.2010006@gmail.com> (raw)

The pseudo_palette is only 16 elements long.

Signed-off-by: Antonino Daplas <adaplas@gmail.com>
---

 drivers/video/gbefb.c |   41 +++++++++++++++++++++--------------------
 1 files changed, 21 insertions(+), 20 deletions(-)

diff --git a/drivers/video/gbefb.c b/drivers/video/gbefb.c
index bf0e60b..b9b572b 100644
--- a/drivers/video/gbefb.c
+++ b/drivers/video/gbefb.c
@@ -86,7 +86,7 @@ static int gbe_revision;
 
 static int ypan, ywrap;
 
-static uint32_t pseudo_palette[256];
+static uint32_t pseudo_palette[16];
 
 static char *mode_option __initdata = NULL;
 
@@ -854,8 +854,7 @@ static int gbefb_setcolreg(unsigned regn
 	green >>= 8;
 	blue >>= 8;
 
-	switch (info->var.bits_per_pixel) {
-	case 8:
+	if (info->var.bits_per_pixel <= 8) {
 		/* wait for the color map FIFO to have a free entry */
 		for (i = 0; i < 1000 && gbe->cm_fifo >= 63; i++)
 			udelay(10);
@@ -864,23 +863,25 @@ static int gbefb_setcolreg(unsigned regn
 			return 1;
 		}
 		gbe->cmap[regno] = (red << 24) | (green << 16) | (blue << 8);
-		break;
-	case 15:
-	case 16:
-		red >>= 3;
-		green >>= 3;
-		blue >>= 3;
-		pseudo_palette[regno] =
-			(red << info->var.red.offset) |
-			(green << info->var.green.offset) |
-			(blue << info->var.blue.offset);
-		break;
-	case 32:
-		pseudo_palette[regno] =
-			(red << info->var.red.offset) |
-			(green << info->var.green.offset) |
-			(blue << info->var.blue.offset);
-		break;
+	} else if (regno < 16) {
+		switch (info->var.bits_per_pixel) {
+		case 15:
+		case 16:
+			red >>= 3;
+			green >>= 3;
+			blue >>= 3;
+			pseudo_palette[regno] =
+				(red << info->var.red.offset) |
+				(green << info->var.green.offset) |
+				(blue << info->var.blue.offset);
+			break;
+		case 32:
+			pseudo_palette[regno] =
+				(red << info->var.red.offset) |
+				(green << info->var.green.offset) |
+				(blue << info->var.blue.offset);
+			break;
+		}
 	}
 
 	return 0;



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                 reply	other threads:[~2007-06-02 10:20 UTC|newest]

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