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Commit b61ace1e authored by George Shen's avatar George Shen
Browse files

msm: cvp: Dump testbus for CVP debugging 



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

Change-Id: I228c18cf0ec1b9cf4ffbe4f07c3fa9a388231680
Signed-off-by: default avatarGeorge Shen <sqiao@codeaurora.org>
parent 4ba31fbd

drivers/media/platform/msm/cvp/cvp_hfi.c

+30 −1
Original line number Diff line number Diff line
@@ -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)