linux-kernel - [PATCH 05/10] staging: ccree: remove CC_IRQ

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Date:   Thu, 14 Dec 2017 14:02:42 +0000
From:   Gilad Ben-Yossef <gilad@...yossef.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Ofir Drang <ofir.drang@....com>, linux-kernel@...r.kernel.org,
        linux-crypto@...r.kernel.org,
        driverdev-devel@...uxdriverproject.org, devel@...verdev.osuosl.org
Subject: [PATCH 05/10] staging: ccree: remove CC_IRQ_DELAY dead code

Remove dead code from older version which is not supported in current
hardware.

Signed-off-by: Gilad Ben-Yossef <gilad@...yossef.com>
---
 drivers/staging/ccree/ssi_config.h |  1 -
 drivers/staging/ccree/ssi_driver.c | 11 -----------
 2 files changed, 12 deletions(-)

diff --git a/drivers/staging/ccree/ssi_config.h b/drivers/staging/ccree/ssi_config.h
index 15725cc..e809103 100644
--- a/drivers/staging/ccree/ssi_config.h
+++ b/drivers/staging/ccree/ssi_config.h
@@ -28,7 +28,6 @@
 //#define CC_DUMP_DESCS
 // #define CC_DUMP_BYTES
 // #define CC_DEBUG
-//#define CC_IRQ_DELAY 100000
 /* was 32 bit, but for juno's sake it was enlarged to 48 bit */
 #define DMA_BIT_MASK_LEN	48
 
diff --git a/drivers/staging/ccree/ssi_driver.c b/drivers/staging/ccree/ssi_driver.c
index 14705dc..6158794 100644
--- a/drivers/staging/ccree/ssi_driver.c
+++ b/drivers/staging/ccree/ssi_driver.c
@@ -171,17 +171,6 @@ int init_cc_regs(struct cc_drvdata *drvdata, bool is_probe)
 			       CC_GPR0_IRQ_MASK));
 	cc_iowrite(drvdata, CC_REG(HOST_IMR), val);
 
-#ifdef CC_HOST_IRQ_TIMER_INIT_VAL_REG_OFFSET
-#ifdef CC_IRQ_DELAY
-	/* Set CC IRQ delay */
-	cc_iowrite(drvdata, CC_REG(HOST_IRQ_TIMER_INIT_VAL), CC_IRQ_DELAY);
-#endif
-	if (cc_ioread(drvdata, CC_REG(HOST_IRQ_TIMER_INIT_VAL)) > 0) {
-		dev_dbg(dev, "irq_delay=%d CC cycles\n",
-			cc_ioread(drvdata, CC_REG(HOST_IRQ_TIMER_INIT_VAL)));
-	}
-#endif
-
 	cache_params = (drvdata->coherent ? CC_COHERENT_CACHE_PARAMS : 0x0);
 
 	val = cc_ioread(drvdata, CC_REG(AXIM_CACHE_PARAMS));
-- 
2.7.4