aboutsummaryrefslogtreecommitdiffstats
path: root/target/linux/generic/backport-5.4/831-v5.13-0005-firmware-bcm47xx_nvram-inline-code-checking-NVRAM-si.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/generic/backport-5.4/831-v5.13-0005-firmware-bcm47xx_nvram-inline-code-checking-NVRAM-si.patch')
-rw-r--r--target/linux/generic/backport-5.4/831-v5.13-0005-firmware-bcm47xx_nvram-inline-code-checking-NVRAM-si.patch70
1 files changed, 0 insertions, 70 deletions
diff --git a/target/linux/generic/backport-5.4/831-v5.13-0005-firmware-bcm47xx_nvram-inline-code-checking-NVRAM-si.patch b/target/linux/generic/backport-5.4/831-v5.13-0005-firmware-bcm47xx_nvram-inline-code-checking-NVRAM-si.patch
deleted file mode 100644
index 21d250049e..0000000000
--- a/target/linux/generic/backport-5.4/831-v5.13-0005-firmware-bcm47xx_nvram-inline-code-checking-NVRAM-si.patch
+++ /dev/null
@@ -1,70 +0,0 @@
-From f52da4ccfec9192e17f5c16260dfdd6d3ea76f65 Mon Sep 17 00:00:00 2001
-From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <rafal@milecki.pl>
-Date: Mon, 8 Mar 2021 10:03:20 +0100
-Subject: [PATCH] firmware: bcm47xx_nvram: inline code checking NVRAM size
-MIME-Version: 1.0
-Content-Type: text/plain; charset=UTF-8
-Content-Transfer-Encoding: 8bit
-
-Separated function was not improving code quality much (or at all).
-Moreover it expected possible flash end address as argument and it was
-returning NVRAM size.
-
-The new code always operates on offsets which means less logic and less
-calculations.
-
-Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
-Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
----
- drivers/firmware/broadcom/bcm47xx_nvram.c | 25 +++++++----------------
- 1 file changed, 7 insertions(+), 18 deletions(-)
-
---- a/drivers/firmware/broadcom/bcm47xx_nvram.c
-+++ b/drivers/firmware/broadcom/bcm47xx_nvram.c
-@@ -42,18 +42,6 @@ static bool bcm47xx_nvram_is_valid(void
- return ((struct nvram_header *)nvram)->magic == NVRAM_MAGIC;
- }
-
--static u32 find_nvram_size(void __iomem *end)
--{
-- int i;
--
-- for (i = 0; i < ARRAY_SIZE(nvram_sizes); i++) {
-- if (bcm47xx_nvram_is_valid(end - nvram_sizes[i]))
-- return nvram_sizes[i];
-- }
--
-- return 0;
--}
--
- /**
- * bcm47xx_nvram_copy - copy NVRAM to internal buffer
- */
-@@ -85,7 +73,7 @@ static int bcm47xx_nvram_find_and_copy(v
- {
- size_t flash_size;
- size_t offset;
-- u32 size;
-+ int i;
-
- if (nvram_len) {
- pr_warn("nvram already initialized\n");
-@@ -93,12 +81,13 @@ static int bcm47xx_nvram_find_and_copy(v
- }
-
- /* TODO: when nvram is on nand flash check for bad blocks first. */
-+
-+ /* Try every possible flash size and check for NVRAM at its end */
- for (flash_size = FLASH_MIN; flash_size <= res_size; flash_size <<= 1) {
-- /* Windowed flash access */
-- size = find_nvram_size(flash_start + flash_size);
-- if (size) {
-- offset = flash_size - size;
-- goto found;
-+ for (i = 0; i < ARRAY_SIZE(nvram_sizes); i++) {
-+ offset = flash_size - nvram_sizes[i];
-+ if (bcm47xx_nvram_is_valid(flash_start + offset))
-+ goto found;
- }
- }
-