linux-toradex.git/drivers/crypto/omap-des.c, branch v4.0-rc2 Linux kernel for Apalis and Colibri modules crypto: replace scatterwalk_sg_next with sg_next 2015-01-26T00:34:22+00:00 Cristian Stoica cristian.stoica@freescale.com 2015-01-20T08:06:16+00:00 5be4d4c94b1f98b839344fda7a8752a4a09d0ef5 Modify crypto drivers to use the generic SG helper since both of them are equivalent and the one from crypto is redundant. See also: 468577abe37ff7b453a9ac613e0ea155349203ae reverted in b2ab4a57b018aafbba35bff088218f5cc3d2142e Signed-off-by: Cristian Stoica <cristian.stoica@freescale.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Modify crypto drivers to use the generic SG helper since
both of them are equivalent and the one from crypto is redundant.

See also:
  468577abe37ff7b453a9ac613e0ea155349203ae   reverted in
  b2ab4a57b018aafbba35bff088218f5cc3d2142e

Signed-off-by: Cristian Stoica <cristian.stoica@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: omap-des - fix BUG_ON condition 2015-01-08T10:46:17+00:00 Asaf Vertz asaf.vertz@tandemg.com 2015-01-05T08:23:10+00:00 42d2e780c6239040ec29d404f87e752de3627e08 dd->total is unsigned so it won't do any good to check for negative value after subtracting instead of that we should check if the subtracted value is bigger than him This was partially found by using a static code analysis program called cppcheck. Signed-off-by: Asaf Vertz <asaf.vertz@tandemg.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
dd->total is unsigned so it won't do any good to check for negative
value after subtracting instead of that we should check if the
subtracted value is bigger than him

This was partially found by using a static code analysis program
called cppcheck.

Signed-off-by: Asaf Vertz <asaf.vertz@tandemg.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: drop owner assignment from platform_drivers 2014-10-20T14:20:25+00:00 Wolfram Sang wsa@the-dreams.de 2014-10-20T14:20:25+00:00 5573bc03c63e4be7de501a91cca2acc5a44ec4dd A platform_driver does not need to set an owner, it will be populated by the driver core. Signed-off-by: Wolfram Sang <wsa@the-dreams.de> 
A platform_driver does not need to set an owner, it will be populated by the
driver core.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
crypto: omap-des - handle error of pm_runtime_get_sync 2014-04-16T12:40:19+00:00 Nishanth Menon nm@ti.com 2014-04-15T16:58:31+00:00 f51f593b3eb194d01d8980316e6bb1f7d72f567a pm_runtime_get_sync may not always succeed depending on SoC involved. So handle the error appropriately ensuring usage_count is accurate in case of failure. Signed-off-by: Nishanth Menon <nm@ti.com> Reviewed-by: Felipe Balbi <balbi@ti.com> Reported-by: Joachim Eastwood <manabian@gmail.com> Tested-by: Joachim Eastwood <manabian@gmail.com> Acked-by: Joel Fernandes <joelf@ti.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
pm_runtime_get_sync may not always succeed depending on SoC involved.
So handle the error appropriately ensuring usage_count is accurate in
case of failure.

Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Felipe Balbi <balbi@ti.com>
Reported-by: Joachim Eastwood <manabian@gmail.com>
Tested-by: Joachim Eastwood <manabian@gmail.com>
Acked-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: omap-des - use devm_ioremap_resource() 2014-04-16T12:40:11+00:00 Jingoo Han jg1.han@samsung.com 2014-04-08T04:54:22+00:00 2496be2eddd33e9d478d591501c97831554ef469 Use devm_ioremap_resource() because devm_request_and_ioremap() is obsoleted by devm_ioremap_resource(). Signed-off-by: Jingoo Han <jg1.han@samsung.com> Acked-by: Joel Fernandes <joelf@ti.com> Reviewed-by: Marek Vasut <marex@denx.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Use devm_ioremap_resource() because devm_request_and_ioremap() is
obsoleted by devm_ioremap_resource().

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Joel Fernandes <joelf@ti.com>
Reviewed-by: Marek Vasut <marex@denx.de>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: omap-des - make local functions static 2014-03-10T12:13:40+00:00 Jingoo Han jg1.han@samsung.com 2014-02-27T11:34:36+00:00 26f25b2695aa0996aa01e86a212db94e8dd2006d Make omap_des_copy_needed(), omap_des_copy_sgs(), because these functions are used only in this file. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Acked-by: Joel Fernandes <joelf@ti.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Make omap_des_copy_needed(), omap_des_copy_sgs(), because these
functions are used only in this file.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: omap-des - Use SIMPLE_DEV_PM_OPS macro 2014-03-10T12:13:39+00:00 Jingoo Han jg1.han@samsung.com 2014-02-27T11:32:35+00:00 e78f91932d6005adc41e4244294fca66cdbf4d90 Use SIMPLE_DEV_PM_OPS macro in order to make the code simpler. Signed-off-by: Jingoo Han <jg1.han@samsung.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Use SIMPLE_DEV_PM_OPS macro in order to make the code simpler.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
crypto: omap-des - Add omap-des driver for OMAP4/AM43xx 2014-02-26T21:56:56+00:00 Joel Fernandes joelf@ti.com 2014-02-14T16:49:10+00:00 e91aa9d50c3561c4a40b87d1d302db851f07ef31 Add omap-des driver with platform data for OMAP4/AM43xx. Support added for DES ECB and CBC modes. Also add support for 3DES operation where 3 64-bit keys are used to perform a DES encrypt-decrypt-encrypt (des3_ede) operation on a buffer. Tests have been conducted with the CRYPTO test manager, and functionality is verified at different page length alignments. Signed-off-by: Joel Fernandes <joelf@ti.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> 
Add omap-des driver with platform data for OMAP4/AM43xx. Support added for DES
ECB and CBC modes. Also add support for 3DES operation where 3 64-bit keys are
used to perform a DES encrypt-decrypt-encrypt (des3_ede) operation on a buffer.

Tests have been conducted with the CRYPTO test manager, and functionality is
verified at different page length alignments.

Signed-off-by: Joel Fernandes <joelf@ti.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>