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drm/radeon: fix a couple of array index errors 

There are a couple of array overruns, and some associated confusion in
the code.
This is just a wild guess at what the code should actually look like.

Coverity CID: 13305 13306

agd5f: fix up the original intent of the timing code

Signed-off-by: Darren Jenkins <darrenrjenkins@gmail.com>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Darren Jenkins 2010-01-07 01:35:21 -05:00 committed by Dave Airlie
parent 196c58d21f
commit fc9a89f97e
1 changed files with 7 additions and 7 deletions
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14
drivers/gpu/drm/radeon/radeon_legacy_tv.c
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@ -77,7 +77,7 @@ struct radeon_tv_mode_constants {
unsigned pix_to_tv;
};
static const uint16_t hor_timing_NTSC[] = {
static const uint16_t hor_timing_NTSC[MAX_H_CODE_TIMING_LEN] = {
0x0007,
0x003f,
0x0263,
@ -98,7 +98,7 @@ static const uint16_t hor_timing_NTSC[] = {
0
};
static const uint16_t vert_timing_NTSC[] = {
static const uint16_t vert_timing_NTSC[MAX_V_CODE_TIMING_LEN] = {
0x2001,
0x200d,
0x1006,
@ -115,7 +115,7 @@ static const uint16_t vert_timing_NTSC[] = {
0
};
static const uint16_t hor_timing_PAL[] = {
static const uint16_t hor_timing_PAL[MAX_H_CODE_TIMING_LEN] = {
0x0007,
0x0058,
0x027c,
@ -136,7 +136,7 @@ static const uint16_t hor_timing_PAL[] = {
0
};
static const uint16_t vert_timing_PAL[] = {
static const uint16_t vert_timing_PAL[MAX_V_CODE_TIMING_LEN] = {
0x2001,
0x200c,
0x1005,
@ -623,9 +623,9 @@ void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
}
flicker_removal = (tmp + 500) / 1000;
if (flicker_removal < 3)
flicker_removal = 3;
for (i = 0; i < 6; ++i) {
if (flicker_removal < 2)
flicker_removal = 2;
for (i = 0; i < ARRAY_SIZE(SLOPE_limit); ++i) {
if (flicker_removal == SLOPE_limit[i])
break;
}