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tools/intel_display_poller: Try to fix pipe<->plane handling on gen2/3

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Check the pipe assignment for each plane (excluding plane C since the
kernel doesn't use that one) and pick the first one that's assigned to
the target pipe.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
This commit is contained in:
Ville Syrjälä 2015-08-19 17:00:09 +03:00
parent ba139493a6
commit 01a2a4d85d
1 changed files with 18 additions and 10 deletions
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26
tools/intel_display_poller.c
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@ -88,6 +88,11 @@ static void write_reg(uint32_t reg, uint32_t val)
OUTREG(vlv_offset + reg, val);
}
static char pipe_name(int pipe)
{
return pipe + 'A';
}
static int pipe_to_plane(uint32_t devid, int pipe)
{
if (!IS_GEN2(devid) && !IS_GEN3(devid))
@ -95,13 +100,21 @@ static int pipe_to_plane(uint32_t devid, int pipe)
switch (pipe) {
case 0:
if ((read_reg(DSPACNTR) & DISPPLANE_SEL_PIPE_MASK) == DISPPLANE_SEL_PIPE_B)
return 1;
return 0;
case 1:
if ((read_reg(DSPACNTR) & DISPPLANE_SEL_PIPE_MASK) == DISPPLANE_SEL_PIPE_A)
return 0;
if ((read_reg(DSPBCNTR) & DISPPLANE_SEL_PIPE_MASK) == DISPPLANE_SEL_PIPE_A)
return 1;
fprintf(stderr, "no plane assigned to pipe %c, assuming %c\n",
pipe_name(pipe), pipe_name(pipe));
return pipe;
case 1:
if ((read_reg(DSPACNTR) & DISPPLANE_SEL_PIPE_MASK) == DISPPLANE_SEL_PIPE_B)
return 0;
if ((read_reg(DSPBCNTR) & DISPPLANE_SEL_PIPE_MASK) == DISPPLANE_SEL_PIPE_B)
return 1;
fprintf(stderr, "no plane assigned to pipe %c, assuming %c\n",
pipe_name(pipe), pipe_name(pipe));
return pipe;
}
assert(0);
@ -886,11 +899,6 @@ static void poll_dsl_field(int pipe, uint32_t *min, uint32_t *max, const int cou
}
}
static char pipe_name(int pipe)
{
return pipe + 'A';
}
static const char *test_name(enum test test, int pipe, int bit, bool test_pixel_count)
{
static char str[32];