crypto: ccree - adjust hash length to suit certain context specifics

Adjust hash length such that it will not be fixed and general for all algs.
Instead make it suitable for certain context information.
This is preparation for SM3 support.

Signed-off-by: Yael Chemla <yael.chemla@foss.arm.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

drivers/crypto/ccree/cc_driver.h

@@ -128,7 +128,6 @@ struct cc_drvdata {
 	bool coherent;
 	char *hw_rev_name;
 	enum cc_hw_rev hw_rev;
-	u32 hash_len_sz;
 	u32 axim_mon_offset;
 	u32 sig_offset;
 	u32 ver_offset;
@@ -183,6 +182,7 @@ int init_cc_regs(struct cc_drvdata *drvdata, bool is_probe);
 void fini_cc_regs(struct cc_drvdata *drvdata);
 int cc_clk_on(struct cc_drvdata *drvdata);
 void cc_clk_off(struct cc_drvdata *drvdata);
+unsigned int cc_get_default_hash_len(struct cc_drvdata *drvdata);
 
 static inline void cc_iowrite(struct cc_drvdata *drvdata, u32 reg, u32 val)
 {