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Subject[PATCH 07/10] drm: bridge: it66121: Don't clear DDC FIFO twice
Date
The DDC FIFO was cleared before the loop in it66121_get_edid_block(),
and at the beginning of each iteration; which means that it did not have
to be cleared before the loop.

Signed-off-by: Paul Cercueil <paul@crapouillou.net>
---
drivers/gpu/drm/bridge/ite-it66121.c | 16 ----------------
1 file changed, 16 deletions(-)

diff --git a/drivers/gpu/drm/bridge/ite-it66121.c b/drivers/gpu/drm/bridge/ite-it66121.c
index 06fa59ae5ffc..5335d4abd7c5 100644
--- a/drivers/gpu/drm/bridge/ite-it66121.c
+++ b/drivers/gpu/drm/bridge/ite-it66121.c
@@ -456,18 +456,6 @@ static inline int it66121_wait_ddc_ready(struct it66121_ctx *ctx)
return 0;
}

-static int it66121_clear_ddc_fifo(struct it66121_ctx *ctx)
-{
- int ret;
-
- ret = it66121_preamble_ddc(ctx);
- if (ret)
- return ret;
-
- return regmap_write(ctx->regmap, IT66121_DDC_COMMAND_REG,
- IT66121_DDC_COMMAND_FIFO_CLR);
-}
-
static int it66121_abort_ddc_ops(struct it66121_ctx *ctx)
{
int ret;
@@ -515,10 +503,6 @@ static int it66121_get_edid_block(void *context, u8 *buf,
offset = (block % 2) * len;
block = block / 2;

- ret = it66121_clear_ddc_fifo(ctx);
- if (ret)
- return ret;
-
while (remain > 0) {
cnt = (remain > IT66121_EDID_FIFO_SIZE) ?
IT66121_EDID_FIFO_SIZE : remain;
--
2.35.1
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