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[Qemu-commits] [COMMIT 957c9db] cirrus_vga: make cirrus_read_hidden_dac(


From: Anthony Liguori
Subject: [Qemu-commits] [COMMIT 957c9db] cirrus_vga: make cirrus_read_hidden_dac() return itsresult
Date: Wed, 09 Sep 2009 22:36:39 -0000

From: Juan Quintela <address@hidden>

Signed-off-by: Juan Quintela <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>

diff --git a/hw/cirrus_vga.c b/hw/cirrus_vga.c
index b8a3ea2..b2b6e85 100644
--- a/hw/cirrus_vga.c
+++ b/hw/cirrus_vga.c
@@ -1399,13 +1399,13 @@ cirrus_hook_write_sr(CirrusVGAState * s, unsigned 
reg_index, int reg_value)
  *
  ***************************************/
 
-static void cirrus_read_hidden_dac(CirrusVGAState * s, int *reg_value)
+static int cirrus_read_hidden_dac(CirrusVGAState * s)
 {
-    *reg_value = 0xff;
     if (++s->cirrus_hidden_dac_lockindex == 5) {
-        *reg_value = s->cirrus_hidden_dac_data;
-       s->cirrus_hidden_dac_lockindex = 0;
+        s->cirrus_hidden_dac_lockindex = 0;
+        return s->cirrus_hidden_dac_data;
     }
+    return 0xff;
 }
 
 static void cirrus_write_hidden_dac(CirrusVGAState * s, int reg_value)
@@ -2695,7 +2695,7 @@ static uint32_t cirrus_vga_ioport_read(void *opaque, 
uint32_t addr)
 #endif
            break;
        case 0x3c6:
-           cirrus_read_hidden_dac(c, &val);
+           val = cirrus_read_hidden_dac(c);
            break;
        case 0x3c7:
            val = s->dac_state;




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