Commit 94cebd9d authored by Horia Geantă's avatar Horia Geantă Committed by Herbert Xu
Browse files

crypto: caam - add Queue Interface v2 error codes 



Add support to translate error codes returned by QI v2, i.e.
Queue Interface present on DataPath Acceleration Architecture
v2 (DPAA2).

Signed-off-by: default avatarHoria Geantă <horia.geanta@nxp.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent f9cb74fd

drivers/crypto/caam/error.c

+72 −3
Original line number Diff line number Diff line
@@ -108,6 +108,54 @@ static const struct { 
	{ 0xF1, "3GPP HFN matches or exceeds the Threshold" },

};



static const struct {

	u8 value;

	const char *error_text;

} qi_error_list[] = {

	{ 0x1F, "Job terminated by FQ or ICID flush" },

	{ 0x20, "FD format error"},

	{ 0x21, "FD command format error"},

	{ 0x23, "FL format error"},

	{ 0x25, "CRJD specified in FD, but not enabled in FLC"},

	{ 0x30, "Max. buffer size too small"},

	{ 0x31, "DHR exceeds max. buffer size (allocate mode, S/G format)"},

	{ 0x32, "SGT exceeds max. buffer size (allocate mode, S/G format"},

	{ 0x33, "Size over/underflow (allocate mode)"},

	{ 0x34, "Size over/underflow (reuse mode)"},

	{ 0x35, "Length exceeds max. short length (allocate mode, S/G/ format)"},

	{ 0x36, "Memory footprint exceeds max. value (allocate mode, S/G/ format)"},

	{ 0x41, "SBC frame format not supported (allocate mode)"},

	{ 0x42, "Pool 0 invalid / pool 1 size < pool 0 size (allocate mode)"},

	{ 0x43, "Annotation output enabled but ASAR = 0 (allocate mode)"},

	{ 0x44, "Unsupported or reserved frame format or SGHR = 1 (reuse mode)"},

	{ 0x45, "DHR correction underflow (reuse mode, single buffer format)"},

	{ 0x46, "Annotation length exceeds offset (reuse mode)"},

	{ 0x48, "Annotation output enabled but ASA limited by ASAR (reuse mode)"},

	{ 0x49, "Data offset correction exceeds input frame data length (reuse mode)"},

	{ 0x4B, "Annotation output enabled but ASA cannote be expanded (frame list)"},

	{ 0x51, "Unsupported IF reuse mode"},

	{ 0x52, "Unsupported FL use mode"},

	{ 0x53, "Unsupported RJD use mode"},

	{ 0x54, "Unsupported inline descriptor use mode"},

	{ 0xC0, "Table buffer pool 0 depletion"},

	{ 0xC1, "Table buffer pool 1 depletion"},

	{ 0xC2, "Data buffer pool 0 depletion, no OF allocated"},

	{ 0xC3, "Data buffer pool 1 depletion, no OF allocated"},

	{ 0xC4, "Data buffer pool 0 depletion, partial OF allocated"},

	{ 0xC5, "Data buffer pool 1 depletion, partial OF allocated"},

	{ 0xD0, "FLC read error"},

	{ 0xD1, "FL read error"},

	{ 0xD2, "FL write error"},

	{ 0xD3, "OF SGT write error"},

	{ 0xD4, "PTA read error"},

	{ 0xD5, "PTA write error"},

	{ 0xD6, "OF SGT F-bit write error"},

	{ 0xD7, "ASA write error"},

	{ 0xE1, "FLC[ICR]=0 ICID error"},

	{ 0xE2, "FLC[ICR]=1 ICID error"},

	{ 0xE4, "source of ICID flush not trusted (BDI = 0)"},

};



static const char * const cha_id_list[] = {

	"",

	"AES",
@@ -236,6 +284,27 @@ static void report_deco_status(struct device *jrdev, const u32 status, 
		status, error, idx_str, idx, err_str, err_err_code);

}



static void report_qi_status(struct device *qidev, const u32 status,

			     const char *error)

{

	u8 err_id = status & JRSTA_QIERR_ERROR_MASK;

	const char *err_str = "unidentified error value 0x";

	char err_err_code[3] = { 0 };

	int i;



	for (i = 0; i < ARRAY_SIZE(qi_error_list); i++)

		if (qi_error_list[i].value == err_id)

			break;



	if (i != ARRAY_SIZE(qi_error_list) && qi_error_list[i].error_text)

		err_str = qi_error_list[i].error_text;

	else

		snprintf(err_err_code, sizeof(err_err_code), "%02x", err_id);



	dev_err(qidev, "%08x: %s: %s%s\n",

		status, error, err_str, err_err_code);

}



static void report_jr_status(struct device *jrdev, const u32 status,

			     const char *error)

{
@@ -250,7 +319,7 @@ static void report_cond_code_status(struct device *jrdev, const u32 status, 
		status, error, __func__);

}



void caam_jr_strstatus(struct device *jrdev, u32 status)

void caam_strstatus(struct device *jrdev, u32 status, bool qi_v2)

{

	static const struct stat_src {

		void (*report_ssed)(struct device *jrdev, const u32 status,
@@ -262,7 +331,7 @@ void caam_jr_strstatus(struct device *jrdev, u32 status) 
		{ report_ccb_status, "CCB" },

		{ report_jump_status, "Jump" },

		{ report_deco_status, "DECO" },

		{ NULL, "Queue Manager Interface" },

		{ report_qi_status, "Queue Manager Interface" },

		{ report_jr_status, "Job Ring" },

		{ report_cond_code_status, "Condition Code" },

		{ NULL, NULL },
@@ -288,4 +357,4 @@ void caam_jr_strstatus(struct device *jrdev, u32 status) 
	else

		dev_err(jrdev, "%d: unknown error source\n", ssrc);

}

EXPORT_SYMBOL(caam_jr_strstatus);
 
EXPORT_SYMBOL(caam_strstatus);

drivers/crypto/caam/error.h

+5 −1
Original line number Diff line number Diff line
@@ -8,7 +8,11 @@ 
#ifndef CAAM_ERROR_H

#define CAAM_ERROR_H

#define CAAM_ERROR_STR_MAX 302

void caam_jr_strstatus(struct device *jrdev, u32 status);



void caam_strstatus(struct device *dev, u32 status, bool qi_v2);



#define caam_jr_strstatus(jrdev, status) caam_strstatus(jrdev, status, false)

#define caam_qi2_strstatus(qidev, status) caam_strstatus(qidev, status, true)



void caam_dump_sg(const char *level, const char *prefix_str, int prefix_type,

		  int rowsize, int groupsize, struct scatterlist *sg,

drivers/crypto/caam/regs.h

+2 −0
Original line number Diff line number Diff line
@@ -633,6 +633,8 @@ struct caam_job_ring { 
#define JRSTA_DECOERR_INVSIGN       0x86

#define JRSTA_DECOERR_DSASIGN       0x87



#define JRSTA_QIERR_ERROR_MASK      0x00ff



#define JRSTA_CCBERR_JUMP           0x08000000

#define JRSTA_CCBERR_INDEX_MASK     0xff00

#define JRSTA_CCBERR_INDEX_SHIFT    8

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