disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/mtd/chips/cfi_util.c
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@@ -26,7 +26,7 @@
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 void cfi_udelay(int us)
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 {
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 	if (us >= 1000) {
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-		msleep((us+999)/1000);
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+		msleep(DIV_ROUND_UP(us, 1000));
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 	} else {
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 		udelay(us);
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 		cond_resched();
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@@ -109,10 +109,13 @@
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 	case 8:
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 		onecmd |= (onecmd << (chip_mode * 32));
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 #endif
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+		fallthrough;
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 	case 4:
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 		onecmd |= (onecmd << (chip_mode * 16));
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+		fallthrough;
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 	case 2:
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 		onecmd |= (onecmd << (chip_mode * 8));
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+		fallthrough;
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 	case 1:
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 		;
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 	}
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@@ -162,10 +165,13 @@
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 	case 8:
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 		res |= (onestat >> (chip_mode * 32));
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 #endif
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+		fallthrough;
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 	case 4:
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 		res |= (onestat >> (chip_mode * 16));
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+		fallthrough;
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 	case 2:
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 		res |= (onestat >> (chip_mode * 8));
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+		fallthrough;
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 	case 1:
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 		;
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 	}