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msm: cvp: Dump testbus for CVP debugging

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Testbus registers provide valuable information for
debugging potential CVP hardware issue.

Change-Id: I228c18cf0ec1b9cf4ffbe4f07c3fa9a388231680
Signed-off-by: George Shen <sqiao@codeaurora.org>
This commit is contained in:
George Shen 2020-07-14 12:32:42 -07:00
commit b61ace1ebe
1 changed files with 30 additions and 1 deletions
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31
drivers/media/platform/msm/cvp/cvp_hfi.c
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@ -4362,9 +4362,12 @@ static int iris_hfi_get_core_capabilities(void *dev)
return 0;
}
static u32 cvp_arp_test_regs[16];
static u32 cvp_dma_test_regs[512];
static void __noc_error_info_iris2(struct iris_hfi_device *device)
{
u32 val = 0;
u32 val = 0, regi, i;
val = __read_register(device, CVP_NOC_ERR_SWID_LOW_OFFS);
dprintk(CVP_ERR, "CVP_NOC_ERL_MAIN_SWID_LOW: %#x\n", val);
@ -4419,6 +4422,32 @@ static void __noc_error_info_iris2(struct iris_hfi_device *device)
dprintk(CVP_ERR, "CVP_NOC_CORE_ERL_MAIN_ERRLOG3_LOW: %#x\n", val);
val = __read_register(device, CVP_NOC_CORE_ERR_ERRLOG3_HIGH_OFFS);
dprintk(CVP_ERR, "CVP_NOC_CORE_ERL_MAIN_ERRLOG3_HIGH: %#x\n", val);
#define CVP_SS_CLK_HALT 0x8
#define CVP_SS_CLK_EN 0xC
#define CVP_SS_ARP_TEST_BUS_CONTROL 0x700
#define CVP_SS_ARP_TEST_BUS_REGISTER 0x704
#define CVP_DMA_TEST_BUS_CONTROL 0x66A0
#define CVP_DMA_TEST_BUS_REGISTER 0x66A4
#define CVP_VPU_WRAPPER_CORE_CONFIG 0xB0088
__write_register(device, CVP_SS_CLK_HALT, 0);
__write_register(device, CVP_SS_CLK_EN, 0x3f);
__write_register(device, CVP_VPU_WRAPPER_CORE_CONFIG, 0);
for (i = 0; i < 15; i++) {
regi = 0xC0000000 + i;
__write_register(device, CVP_SS_ARP_TEST_BUS_CONTROL, regi);
val = __read_register(device, CVP_SS_ARP_TEST_BUS_REGISTER);
cvp_arp_test_regs[i] = val;
dprintk(CVP_ERR, "ARP_CTL:%x - %x\n", regi, val);
}
for (i = 0; i < 512; i++) {
regi = 0x40000000 + i;
__write_register(device, CVP_DMA_TEST_BUS_CONTROL, regi);
val = __read_register(device, CVP_DMA_TEST_BUS_REGISTER);
cvp_dma_test_regs[i] = val;
dprintk(CVP_ERR, "DMA_CTL:%x - %x\n", regi, val);
}
}
static int iris_hfi_noc_error_info(void *dev)