diff options
| author | Samuel Holland <samuel@sholland.org> | 2022-08-15 07:12:40 +0300 |
|---|---|---|
| committer | Jernej Skrabec <jernej.skrabec@gmail.com> | 2022-09-08 23:25:38 +0300 |
| commit | fd362baad2e659ef0fb5652f023a606b248f1781 (patch) | |
| tree | 92b1cf39c16314d67e7769ed3d6ae2a35c9b9898 /drivers/soc/sunxi | |
| parent | 568035b01cfb107af8d2e4bd2fb9aea22cf5b868 (diff) | |
| download | linux-fd362baad2e659ef0fb5652f023a606b248f1781.tar.xz | |
soc: sunxi: sram: Actually claim SRAM regions
sunxi_sram_claim() checks the sram_desc->claimed flag before updating
the register, with the intent that only one device can claim a region.
However, this was ineffective because the flag was never set.
Fixes: 4af34b572a85 ("drivers: soc: sunxi: Introduce SoC driver to map SRAMs")
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Link: https://lore.kernel.org/r/20220815041248.53268-4-samuel@sholland.org
Diffstat (limited to 'drivers/soc/sunxi')
| -rw-r--r-- | drivers/soc/sunxi/sunxi_sram.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/soc/sunxi/sunxi_sram.c b/drivers/soc/sunxi/sunxi_sram.c index a8f3876963a0..f3d3f9259df9 100644 --- a/drivers/soc/sunxi/sunxi_sram.c +++ b/drivers/soc/sunxi/sunxi_sram.c @@ -254,6 +254,7 @@ int sunxi_sram_claim(struct device *dev) writel(val | ((device << sram_data->offset) & mask), base + sram_data->reg); + sram_desc->claimed = true; spin_unlock(&sram_lock); return 0; |