From: <Tudor.Ambarus@microchip.com>
To: <miquel.raynal@bootlin.com>, <richard@nod.at>, <vigneshr@ti.com>,
<boris.brezillon@collabora.com>
Cc: linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
Tudor.Ambarus@microchip.com
Subject: [PATCH v3 28/32] mtd: spi-nor: Rename CR_QUAD_EN_SPAN to SR2_QUAD_EN_BIT1
Date: Tue, 29 Oct 2019 11:17:33 +0000 [thread overview]
Message-ID: <20191029111615.3706-29-tudor.ambarus@microchip.com> (raw)
In-Reply-To: <20191029111615.3706-1-tudor.ambarus@microchip.com>
From: Tudor Ambarus <tudor.ambarus@microchip.com>
JEDEC Basic Flash Parameter Table, 15th DWORD, bits 22:20,
refers to this bit as "bit 1 of the status register 2".
Rename the macro accordingly.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
---
drivers/mtd/spi-nor/spi-nor.c | 10 +++++-----
include/linux/mtd/spi-nor.h | 4 +---
2 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/mtd/spi-nor/spi-nor.c b/drivers/mtd/spi-nor/spi-nor.c
index eecbd161df25..1f7ccd80b8ed 100644
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -1026,7 +1026,7 @@ static int spi_nor_write_16bit_sr_and_check(struct spi_nor *nor, u8 sr1)
* Write Status (01h) command is available just for the cases
* in which the QE bit is described in SR2 at BIT(1).
*/
- sr_cr[1] = CR_QUAD_EN_SPAN;
+ sr_cr[1] = SR2_QUAD_EN_BIT1;
} else {
sr_cr[1] = 0;
}
@@ -2074,7 +2074,7 @@ static int spansion_no_read_cr_quad_enable(struct spi_nor *nor)
if (ret)
return ret;
- sr_cr[1] = CR_QUAD_EN_SPAN;
+ sr_cr[1] = SR2_QUAD_EN_BIT1;
ret = spi_nor_write_sr(nor, sr_cr, 2);
if (ret)
@@ -2118,10 +2118,10 @@ static int spansion_read_cr_quad_enable(struct spi_nor *nor)
if (ret)
return ret;
- if (sr_cr[1] & CR_QUAD_EN_SPAN)
+ if (sr_cr[1] & SR2_QUAD_EN_BIT1)
return 0;
- sr_cr[1] |= CR_QUAD_EN_SPAN;
+ sr_cr[1] |= SR2_QUAD_EN_BIT1;
/* Keep the current value of the Status Register. */
ret = spi_nor_read_sr(nor, &sr_cr[0]);
@@ -2256,7 +2256,7 @@ static int spi_nor_spansion_clear_sr_bp(struct spi_nor *nor)
* When the configuration register Quad Enable bit is one, only the
* Write Status (01h) command with two data bytes may be used.
*/
- if (sr_cr[1] & CR_QUAD_EN_SPAN) {
+ if (sr_cr[1] & SR2_QUAD_EN_BIT1) {
ret = spi_nor_read_sr(nor, &sr_cr[0]);
if (ret)
return ret;
diff --git a/include/linux/mtd/spi-nor.h b/include/linux/mtd/spi-nor.h
index d6ec55cc6d97..f626e0e52909 100644
--- a/include/linux/mtd/spi-nor.h
+++ b/include/linux/mtd/spi-nor.h
@@ -144,10 +144,8 @@
#define FSR_P_ERR BIT(4) /* Program operation status */
#define FSR_PT_ERR BIT(1) /* Protection error bit */
-/* Configuration Register bits. */
-#define CR_QUAD_EN_SPAN BIT(1) /* Spansion Quad I/O */
-
/* Status Register 2 bits. */
+#define SR2_QUAD_EN_BIT1 BIT(1)
#define SR2_QUAD_EN_BIT7 BIT(7)
/* Supported SPI protocols */
--
2.9.5
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next prev parent reply other threads:[~2019-10-29 11:24 UTC|newest]
Thread overview: 67+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-10-29 11:16 [PATCH v3 00/32] mtd: spi-nor: Quad Enable and (un)lock methods Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 01/32] mtd: spi-nor: Prepend spi_nor_ to all Reg Ops methods Tudor.Ambarus
2019-10-31 10:34 ` Boris Brezillon
2019-11-02 10:34 ` Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 02/32] mtd: spi-nor: Drop duplicated new line Tudor.Ambarus
2019-10-31 10:34 ` Boris Brezillon
2019-11-02 10:34 ` Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 03/32] mtd: spi-nor: Group all Reg Ops to avoid forward declarations Tudor.Ambarus
2019-10-31 10:35 ` Boris Brezillon
2019-11-02 10:35 ` Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 04/32] mtd: spi-nor: Stop compare with negative in Reg Ops methods Tudor.Ambarus
2019-10-31 10:36 ` Boris Brezillon
2019-11-02 10:36 ` Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 05/32] mtd: spi-nor: Drop explicit cast to int to already int value Tudor.Ambarus
2019-10-31 10:36 ` Boris Brezillon
2019-11-02 10:37 ` Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 06/32] mtd: spi-nor: Use dev_err() instead of pr_err() Tudor.Ambarus
2019-10-31 10:43 ` Boris Brezillon
2019-11-02 10:38 ` Tudor.Ambarus
2019-10-29 11:16 ` [PATCH v3 07/32] mtd: spi-nor: Don't overwrite errno from Reg Ops Tudor.Ambarus
2019-10-31 10:48 ` Boris Brezillon
2019-11-02 10:39 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 08/32] mtd: spi-nor: Pointer parameter for SR in spi_nor_read_sr() Tudor.Ambarus
2019-10-31 10:51 ` Boris Brezillon
2019-11-02 10:42 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 09/32] mtd: spi-nor: Pointer parameter for FSR in spi_nor_read_fsr() Tudor.Ambarus
2019-10-31 10:53 ` Boris Brezillon
2019-11-02 10:44 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 10/32] mtd: spi-nor: Pointer parameter for CR in spi_nor_read_cr() Tudor.Ambarus
2019-10-31 10:58 ` Boris Brezillon
2019-10-31 14:26 ` Tudor.Ambarus
2019-11-02 10:45 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 11/32] mtd: spi-nor: Drop redundant error reports in Reg Ops callers Tudor.Ambarus
2019-10-31 10:59 ` Boris Brezillon
2019-11-02 10:46 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 12/32] mtd: spi-nor: Void return type for spi_nor_clear_sr/fsr() Tudor.Ambarus
2019-10-31 11:02 ` Boris Brezillon
2019-10-29 11:17 ` [PATCH v3 13/32] mtd: spi-nor: Print error messages inside Reg Ops methods Tudor.Ambarus
2019-10-31 11:05 ` Boris Brezillon
2019-10-31 14:18 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 14/32] mtd: spi-nor: Fix retlen handling in sst_write() Tudor.Ambarus
2019-10-31 11:12 ` Boris Brezillon
2019-11-02 10:47 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 15/32] mtd: spi-nor: Check for errors after each Register Operation Tudor.Ambarus
2019-10-31 6:57 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 16/32] mtd: spi-nor: Rename label as it is no longer generic Tudor.Ambarus
2019-10-31 11:14 ` Boris Brezillon
2019-10-29 11:17 ` [PATCH v3 17/32] mtd: spi-nor: Move the WE and wait calls inside Write SR methods Tudor.Ambarus
2019-10-31 11:15 ` Boris Brezillon
2019-10-29 11:17 ` [PATCH v3 18/32] mtd: spi-nor: Constify data to write to the Status Register Tudor.Ambarus
2019-10-31 11:16 ` Boris Brezillon
2019-11-02 10:48 ` Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 19/32] mtd: spi-nor: Merge spi_nor_write_sr() and spi_nor_write_sr_cr() Tudor.Ambarus
2019-10-31 11:17 ` Boris Brezillon
2019-10-29 11:17 ` [PATCH v3 20/32] mtd: spi-nor: Describe all the Reg Ops Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 21/32] mtd: spi-nor: Drop spansion_quad_enable() Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 22/32] mtd: spi-nor: Fix errno on Quad Enable methods Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 23/32] mtd: spi-nor: Check all the bits written, not just the BP ones Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 24/32] mtd: spi-nor: Print error message when the read back test fails Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 25/32] mtd: spi-nor: Fix clearing of QE bit on lock()/unlock() Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 26/32] mtd: spi-nor: Extend the QE Read Back test to the entire SR byte Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 27/32] mtd: spi-nor: Extend the QE Read Back test to both SR1 and SR2 Tudor.Ambarus
2019-10-29 11:17 ` Tudor.Ambarus [this message]
2019-10-29 11:17 ` [PATCH v3 29/32] mtd: spi-nor: Merge spansion Quad Enable methods Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 30/32] mtd: spi-nor: Rename macronix_quad_enable to spi_nor_sr1_bit6_quad_enable Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 31/32] mtd: spi-nor: Prepend "spi_nor_" to "sr2_bit7_quad_enable" Tudor.Ambarus
2019-10-29 11:17 ` [PATCH v3 32/32] mtd: spi-nor: Rework the disabling of block write protection Tudor.Ambarus
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