From: Mengdong Lin <mengdong.lin@xxxxxxxxx>
It's for future code sharing because some registers define their bit fields
according to the number of pipes.
Signed-off-by: Mengdong Lin <mengdong.lin@xxxxxxxxx>
Reviewed-by: Haihao Xiang <haihao.xiang@xxxxxxxxx>
diff --git a/tools/intel_audio_dump.c b/tools/intel_audio_dump.c
index ffd8288..8632ad3 100644
--- a/tools/intel_audio_dump.c
+++ b/tools/intel_audio_dump.c
@@ -83,6 +83,20 @@ static int disp_reg_base = 0; /* base address of display registers */
#define read_aud_reg(reg) INREG(aud_reg_base + (reg))
+static int get_num_pipes(void)
+{
+ int num_pipes;
+
+ if (IS_VALLEYVIEW(devid))
+ num_pipes = 2; /* Valleyview is Gen 7 but only has 2 pipes */
+ else if (IS_G4X(devid) || IS_GEN5(devid))
+ num_pipes = 2;
+ else
+ num_pipes = 3;
+
+ return num_pipes;
+}
+
static const char * const pixel_clock[] = {
[0] = "25.2 / 1.001 MHz",
[1] = "25.2 MHz",
--
1.8.1.2
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