From: Lee Jones <lee.jones@linaro.org>
To: lee.jones@linaro.org
Cc: linux-kernel@vger.kernel.org, Andrzej Hajda <a.hajda@samsung.com>,
Neil Armstrong <narmstrong@baylibre.com>,
Laurent Pinchart <Laurent.pinchart@ideasonboard.com>,
Jonas Karlman <jonas@kwiboo.se>,
Jernej Skrabec <jernej.skrabec@siol.net>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
Jason Yan <yanaijie@huawei.com>, Sam Ravnborg <sam@ravnborg.org>,
Jingoo Han <jg1.han@samsung.com>,
dri-devel@lists.freedesktop.org
Subject: [PATCH 12/19] gpu: drm: bridge: analogix: analogix_dp_reg: Remove unused function 'analogix_dp_write_byte_to_dpcd'
Date: Thu, 5 Nov 2020 14:45:10 +0000 [thread overview]
Message-ID: <20201105144517.1826692-13-lee.jones@linaro.org> (raw)
In-Reply-To: <20201105144517.1826692-1-lee.jones@linaro.org>
Fixes the following W=1 kernel build warning(s):
drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c:571:5: warning: no previous prototype for ‘analogix_dp_write_byte_to_dpcd’ [-Wmissing-prototypes]
Cc: Andrzej Hajda <a.hajda@samsung.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Laurent Pinchart <Laurent.pinchart@ideasonboard.com>
Cc: Jonas Karlman <jonas@kwiboo.se>
Cc: Jernej Skrabec <jernej.skrabec@siol.net>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: Jason Yan <yanaijie@huawei.com>
Cc: Sam Ravnborg <sam@ravnborg.org>
Cc: Jingoo Han <jg1.han@samsung.com>
Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Lee Jones <lee.jones@linaro.org>
---
.../gpu/drm/bridge/analogix/analogix_dp_reg.c | 44 -------------------
1 file changed, 44 deletions(-)
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
index fafb4b492ea04..9ce45c757f8c8 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
@@ -568,50 +568,6 @@ static int analogix_dp_start_aux_transaction(struct analogix_dp_device *dp)
return retval;
}
-int analogix_dp_write_byte_to_dpcd(struct analogix_dp_device *dp,
- unsigned int reg_addr,
- unsigned char data)
-{
- u32 reg;
- int i;
- int retval;
-
- for (i = 0; i < 3; i++) {
- /* Clear AUX CH data buffer */
- reg = BUF_CLR;
- writel(reg, dp->reg_base + ANALOGIX_DP_BUFFER_DATA_CTL);
-
- /* Select DPCD device address */
- reg = AUX_ADDR_7_0(reg_addr);
- writel(reg, dp->reg_base + ANALOGIX_DP_AUX_ADDR_7_0);
- reg = AUX_ADDR_15_8(reg_addr);
- writel(reg, dp->reg_base + ANALOGIX_DP_AUX_ADDR_15_8);
- reg = AUX_ADDR_19_16(reg_addr);
- writel(reg, dp->reg_base + ANALOGIX_DP_AUX_ADDR_19_16);
-
- /* Write data buffer */
- reg = (unsigned int)data;
- writel(reg, dp->reg_base + ANALOGIX_DP_BUF_DATA_0);
-
- /*
- * Set DisplayPort transaction and write 1 byte
- * If bit 3 is 1, DisplayPort transaction.
- * If Bit 3 is 0, I2C transaction.
- */
- reg = AUX_TX_COMM_DP_TRANSACTION | AUX_TX_COMM_WRITE;
- writel(reg, dp->reg_base + ANALOGIX_DP_AUX_CH_CTL_1);
-
- /* Start AUX transaction */
- retval = analogix_dp_start_aux_transaction(dp);
- if (retval == 0)
- break;
-
- dev_dbg(dp->dev, "%s: Aux Transaction fail!\n", __func__);
- }
-
- return retval;
-}
-
void analogix_dp_set_link_bandwidth(struct analogix_dp_device *dp, u32 bwtype)
{
u32 reg;
--
2.25.1
next prev parent reply other threads:[~2020-11-05 14:52 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-05 14:44 [PATCH 00/19] [Set 1] Rid W=1 warnings from GPU Lee Jones
2020-11-05 14:44 ` [PATCH 01/19] gpu: host1x: bus: Add missing description for 'driver' Lee Jones
2020-11-05 16:45 ` Thierry Reding
2020-11-05 21:13 ` Sam Ravnborg
2020-11-05 14:45 ` [PATCH 02/19] gpu: ipu-v3: ipu-di: Strip out 2 unused 'di_sync_config' entries Lee Jones
2020-11-05 14:45 ` [PATCH 03/19] gpu: drm: imx: ipuv3-plane: Mark 'crtc_state' as __always_unused Lee Jones
2020-11-05 19:17 ` Ahmad Fatoum
2020-11-06 7:41 ` Lee Jones
2020-11-06 8:44 ` Ahmad Fatoum
2020-11-06 8:49 ` Lee Jones
2020-11-05 14:45 ` [PATCH 04/19] gpu: drm: omapdrm: omap_irq: Fix a couple of doc-rot issues Lee Jones
2020-11-05 17:06 ` Tomi Valkeinen
2020-11-05 14:45 ` [PATCH 05/19] gpu: drm: selftests: test-drm_mm: Mark 'hole_end' as always_unused Lee Jones
2020-11-05 14:45 ` [PATCH 06/19] gpu: drm: scheduler: sched_main: Provide missing description for 'sched' paramter Lee Jones
2020-11-10 21:12 ` Alex Deucher
2020-11-05 14:45 ` [PATCH 07/19] gpu: drm: scheduler: sched_entity: Demote non-conformant kernel-doc headers Lee Jones
2020-11-10 21:13 ` Alex Deucher
2020-11-05 14:45 ` [PATCH 08/19] gpu: drm: omapdrm: dss: dsi: Rework and remove a few unused variables Lee Jones
2020-11-05 16:53 ` Tomi Valkeinen
2020-11-05 18:07 ` Lee Jones
2020-11-06 14:03 ` Tomi Valkeinen
2020-11-06 14:32 ` Lee Jones
2020-11-06 4:26 ` Laurent Pinchart
2020-11-05 14:45 ` [PATCH 09/19] gpu: drm: selftests: test-drm_framebuffer: Remove set but unused variable 'fb' Lee Jones
2020-11-05 14:45 ` [PATCH 10/19] gpu: drm: ttm: ttm_bo: Fix one function header - demote lots of kernel-doc abuses Lee Jones
2020-11-05 14:45 ` [PATCH 11/19] gpu: drm: panel: panel-simple: Fix 'struct panel_desc's header Lee Jones
2020-11-05 16:46 ` Thierry Reding
2020-11-05 21:16 ` Sam Ravnborg
2020-11-05 14:45 ` Lee Jones [this message]
2020-11-05 21:21 ` [PATCH 12/19] gpu: drm: bridge: analogix: analogix_dp_reg: Remove unused function 'analogix_dp_write_byte_to_dpcd' Sam Ravnborg
2020-11-05 14:45 ` [PATCH 13/19] gpu: drm: ttm: ttm_tt: Demote kernel-doc header format abuses Lee Jones
2020-11-05 14:45 ` [PATCH 14/19] gpu: drm: selftests: test-drm_dp_mst_helper: Place 'struct drm_dp_sideband_msg_req_body' onto the heap Lee Jones
2020-11-06 19:17 ` Lyude Paul
2020-11-06 19:25 ` Lee Jones
2020-11-09 15:19 ` Ville Syrjälä
2020-11-09 16:12 ` Lee Jones
2020-11-09 16:13 ` Lee Jones
2020-11-09 16:20 ` Ville Syrjälä
2020-11-09 16:40 ` Lee Jones
2020-11-09 17:03 ` Ville Syrjälä
2020-11-09 17:17 ` Lee Jones
2020-11-05 14:45 ` [PATCH 15/19] gpu: drm: radeon: radeon_drv: Remove unused variable 'ret' Lee Jones
2020-11-10 21:14 ` Alex Deucher
2020-11-10 21:20 ` Lee Jones
2020-11-05 14:45 ` [PATCH 16/19] gpu: drm: panel: panel-ilitek-ili9322: Demote non-conformant kernel-doc header Lee Jones
2020-11-05 16:47 ` Thierry Reding
2020-11-05 21:17 ` Sam Ravnborg
2020-11-06 7:43 ` Lee Jones
2020-11-06 16:11 ` Sam Ravnborg
2020-11-06 16:54 ` Lee Jones
2020-11-05 14:45 ` [PATCH 17/19] gpu: drm: radeon: radeon_device: Fix a bunch of kernel-doc misdemeanours Lee Jones
2020-11-10 21:50 ` Alex Deucher
2020-11-05 14:45 ` [PATCH 18/19] gpu: drm: amd: amdgpu: amdgpu: Mark global variables as __maybe_unused Lee Jones
2020-11-10 21:48 ` Alex Deucher
2020-11-05 14:45 ` [PATCH 19/19] gpu: drm: bridge: analogix: analogix_dp_reg: Remove unused function 'analogix_dp_start_aux_transaction' Lee Jones
2020-11-05 16:38 ` [PATCH 00/19] [Set 1] Rid W=1 warnings from GPU Sam Ravnborg
2020-11-05 18:12 ` Lee Jones
2020-11-05 16:48 ` Thierry Reding
2020-11-05 18:10 ` Lee Jones
2020-11-05 18:14 ` Daniel Vetter
2020-11-05 18:24 ` Lee Jones
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20201105144517.1826692-13-lee.jones@linaro.org \
--to=lee.jones@linaro.org \
--cc=Laurent.pinchart@ideasonboard.com \
--cc=a.hajda@samsung.com \
--cc=airlied@linux.ie \
--cc=daniel@ffwll.ch \
--cc=dri-devel@lists.freedesktop.org \
--cc=jernej.skrabec@siol.net \
--cc=jg1.han@samsung.com \
--cc=jonas@kwiboo.se \
--cc=linux-kernel@vger.kernel.org \
--cc=narmstrong@baylibre.com \
--cc=sam@ravnborg.org \
--cc=yanaijie@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).