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-rw-r--r--target/linux/mvebu/patches-4.4/110-pxa3xxx_nand-handle-PIO-delays.patch36
1 files changed, 0 insertions, 36 deletions
diff --git a/target/linux/mvebu/patches-4.4/110-pxa3xxx_nand-handle-PIO-delays.patch b/target/linux/mvebu/patches-4.4/110-pxa3xxx_nand-handle-PIO-delays.patch
deleted file mode 100644
index 7fa56970c1..0000000000
--- a/target/linux/mvebu/patches-4.4/110-pxa3xxx_nand-handle-PIO-delays.patch
+++ /dev/null
@@ -1,36 +0,0 @@
-Handle delays/excessive latency during flash command processing with PIO.
-
-Signed-off-by: Felix Fietkau <nbd@nbd.name>
-
---- a/drivers/mtd/nand/pxa3xx_nand.c
-+++ b/drivers/mtd/nand/pxa3xx_nand.c
-@@ -227,6 +227,7 @@ struct pxa3xx_nand_info {
- int use_dma; /* use DMA ? */
- int use_spare; /* use spare ? */
- int need_wait;
-+ int pio_progress;
-
- /* Amount of real data per full chunk */
- unsigned int chunk_size;
-@@ -769,6 +770,7 @@ static irqreturn_t pxa3xx_nand_irq_threa
- {
- struct pxa3xx_nand_info *info = data;
-
-+ info->pio_progress = 1;
- handle_data_pio(info);
-
- info->state = STATE_CMD_DONE;
-@@ -1175,8 +1177,13 @@ static void nand_cmdfunc(struct mtd_info
- info->need_wait = 1;
- pxa3xx_nand_start(info);
-
-+retry:
-+ info->pio_progress = 0;
- if (!wait_for_completion_timeout(&info->cmd_complete,
- CHIP_DELAY_TIMEOUT)) {
-+ if (info->pio_progress)
-+ goto retry;
-+
- dev_err(&info->pdev->dev, "Wait time out!!!\n");
- /* Stop State Machine for next command cycle */
- pxa3xx_nand_stop(info);