diff options
| author | Paul Cercueil <paul@crapouillou.net> | 2022-12-14 13:58:18 +0100 |
|---|---|---|
| committer | Paul Cercueil <paul@crapouillou.net> | 2022-12-16 11:42:03 +0100 |
| commit | d7f139da0cd193f313dbd6607635cf68e2dc662b (patch) | |
| tree | 670b9d9588a833c5029b159b5cfa494ef5e5c116 | |
| parent | 12530ae469c0fb2f1f1c4f4d95fc6aaccd8b3519 (diff) | |
| download | linux-d7f139da0cd193f313dbd6607635cf68e2dc662b.tar.gz | |
drm: bridge: it66121: Don't clear DDC FIFO twice
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>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20221214125821.12489-8-paul@crapouillou.net
| -rw-r--r-- | drivers/gpu/drm/bridge/ite-it66121.c | 16 |
1 files changed, 0 insertions, 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; |