From: Mengdong Lin <mengdong.lin@xxxxxxxxx>
Layout of display and audio registers can be same for different Intel GPUs.
For code sharing, this patches defines functions to
- set the base address of display and audio registers
- dump registers using the base address and an offset
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 43a5bce..47926e4 100644
--- a/tools/intel_audio_dump.c
+++ b/tools/intel_audio_dump.c
@@ -37,6 +37,8 @@
static uint32_t devid;
+static int aud_reg_base = 0; /* base address of audio registers */
+static int disp_reg_base = 0; /* base address of display registers */
#define BITSTO(n) (n >= sizeof(long) * 8 ? ~0 : (1UL << (n)) - 1)
#define BITMASK(high, low) (BITSTO(high+1) & ~BITSTO(low))
@@ -51,12 +53,33 @@ static uint32_t devid;
#define OPNAME(names, index) \
names[min_t(unsigned int, index, ARRAY_SIZE(names) - 1)]
+#define set_aud_reg_base(base) (aud_reg_base = (base))
+
+#define set_reg_base(base, audio_offset) \
+ do { \
+ disp_reg_base = (base); \
+ set_aud_reg_base((base) + (audio_offset)); \
+ } while (0)
+
#define dump_reg(reg, desc) \
do { \
dword = INREG(reg); \
printf("%-21s 0x%08x %s\n", # reg, dword, desc); \
} while (0)
+#define dump_disp_reg(reg, desc) \
+ do { \
+ dword = INREG(disp_reg_base + reg); \
+ printf("%-21s 0x%08x %s\n", # reg, dword, desc); \
+ } while (0)
+
+#define dump_aud_reg(reg, desc) \
+ do { \
+ dword = INREG(aud_reg_base + reg); \
+ printf("%-21s 0x%08x %s\n", # reg, dword, desc); \
+ } while (0)
+
+#define read_aud_reg(reg) INREG(aud_reg_base + (reg))
static const char * const pixel_clock[] = {
[0] = "25.2 / 1.001 MHz",
--
1.8.1.2
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