[Intel-gfx] [RFC PATCH 12/12] drm/i915/dsi: remove intel_dsi_cmd.c and the unused functions therein

Daniel Vetter daniel at ffwll.ch
Thu Jan 29 08:04:33 PST 2015


On Fri, Jan 23, 2015 at 05:58:43PM +0530, Shobhit Kumar wrote:
> On 01/16/2015 05:57 PM, Jani Nikula wrote:
> >The removed functions can be resurrected in intel_dsi.c as need arises.
> >
> >Signed-off-by: Jani Nikula <jani.nikula at intel.com>
> 
> Reviewed-By: Shobhit Kumar <shobhit.kumar at intel.com>

Ok, merged all the remaining patches.

Thanks, Daniel
> 
> >---
> >  drivers/gpu/drm/i915/Makefile              |   1 -
> >  drivers/gpu/drm/i915/intel_dsi.c           |   1 -
> >  drivers/gpu/drm/i915/intel_dsi_cmd.c       | 117 -----------------------------
> >  drivers/gpu/drm/i915/intel_dsi_panel_vbt.c |   1 -
> >  4 files changed, 120 deletions(-)
> >  delete mode 100644 drivers/gpu/drm/i915/intel_dsi_cmd.c
> >
> >diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
> >index 16e3dc350274..63afe63bf0e4 100644
> >--- a/drivers/gpu/drm/i915/Makefile
> >+++ b/drivers/gpu/drm/i915/Makefile
> >@@ -71,7 +71,6 @@ i915-y += dvo_ch7017.o \
> >  	  intel_ddi.o \
> >  	  intel_dp.o \
> >  	  intel_dp_mst.o \
> >-	  intel_dsi_cmd.o \
> >  	  intel_dsi.o \
> >  	  intel_dsi_pll.o \
> >  	  intel_dsi_panel_vbt.o \
> >diff --git a/drivers/gpu/drm/i915/intel_dsi.c b/drivers/gpu/drm/i915/intel_dsi.c
> >index 791d90b4c047..02ae5e583b27 100644
> >--- a/drivers/gpu/drm/i915/intel_dsi.c
> >+++ b/drivers/gpu/drm/i915/intel_dsi.c
> >@@ -33,7 +33,6 @@
> >  #include "i915_drv.h"
> >  #include "intel_drv.h"
> >  #include "intel_dsi.h"
> >-#include "intel_dsi_cmd.h"
> >
> >  static const struct {
> >  	u16 panel_id;
> >diff --git a/drivers/gpu/drm/i915/intel_dsi_cmd.c b/drivers/gpu/drm/i915/intel_dsi_cmd.c
> >deleted file mode 100644
> >index acdc5da7b46f..000000000000
> >--- a/drivers/gpu/drm/i915/intel_dsi_cmd.c
> >+++ /dev/null
> >@@ -1,117 +0,0 @@
> >-/*
> >- * Copyright © 2013 Intel Corporation
> >- *
> >- * Permission is hereby granted, free of charge, to any person obtaining a
> >- * copy of this software and associated documentation files (the "Software"),
> >- * to deal in the Software without restriction, including without limitation
> >- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
> >- * and/or sell copies of the Software, and to permit persons to whom the
> >- * Software is furnished to do so, subject to the following conditions:
> >- *
> >- * The above copyright notice and this permission notice (including the next
> >- * paragraph) shall be included in all copies or substantial portions of the
> >- * Software.
> >- *
> >- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
> >- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
> >- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
> >- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
> >- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
> >- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
> >- * DEALINGS IN THE SOFTWARE.
> >- *
> >- * Author: Jani Nikula <jani.nikula at intel.com>
> >- */
> >-
> >-#include <linux/export.h>
> >-#include <drm/drmP.h>
> >-#include <drm/drm_crtc.h>
> >-#include <video/mipi_display.h>
> >-#include "i915_drv.h"
> >-#include "intel_drv.h"
> >-#include "intel_dsi.h"
> >-#include "intel_dsi_cmd.h"
> >-
> >-/*
> >- * XXX: MIPI_DATA_ADDRESS, MIPI_DATA_LENGTH, MIPI_COMMAND_LENGTH, and
> >- * MIPI_COMMAND_ADDRESS registers.
> >- *
> >- * Apparently these registers provide a MIPI adapter level way to send (lots of)
> >- * commands and data to the receiver, without having to write the commands and
> >- * data to MIPI_{HS,LP}_GEN_{CTRL,DATA} registers word by word.
> >- *
> >- * Presumably for anything other than MIPI_DCS_WRITE_MEMORY_START and
> >- * MIPI_DCS_WRITE_MEMORY_CONTINUE (which are used to update the external
> >- * framebuffer in command mode displays) these are just an optimization that can
> >- * come later.
> >- *
> >- * For memory writes, these should probably be used for performance.
> >- */
> >-
> >-static void print_stat(struct intel_dsi *intel_dsi, enum port port)
> >-{
> >-	struct drm_encoder *encoder = &intel_dsi->base.base;
> >-	struct drm_device *dev = encoder->dev;
> >-	struct drm_i915_private *dev_priv = dev->dev_private;
> >-	u32 val;
> >-
> >-	val = I915_READ(MIPI_INTR_STAT(port));
> >-
> >-#define STAT_BIT(val, bit) (val) & (bit) ? " " #bit : ""
> >-	DRM_DEBUG_KMS("MIPI_INTR_STAT(%c) = %08x"
> >-		      "%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s"
> >-		      "\n", port_name(port), val,
> >-		      STAT_BIT(val, TEARING_EFFECT),
> >-		      STAT_BIT(val, SPL_PKT_SENT_INTERRUPT),
> >-		      STAT_BIT(val, GEN_READ_DATA_AVAIL),
> >-		      STAT_BIT(val, LP_GENERIC_WR_FIFO_FULL),
> >-		      STAT_BIT(val, HS_GENERIC_WR_FIFO_FULL),
> >-		      STAT_BIT(val, RX_PROT_VIOLATION),
> >-		      STAT_BIT(val, RX_INVALID_TX_LENGTH),
> >-		      STAT_BIT(val, ACK_WITH_NO_ERROR),
> >-		      STAT_BIT(val, TURN_AROUND_ACK_TIMEOUT),
> >-		      STAT_BIT(val, LP_RX_TIMEOUT),
> >-		      STAT_BIT(val, HS_TX_TIMEOUT),
> >-		      STAT_BIT(val, DPI_FIFO_UNDERRUN),
> >-		      STAT_BIT(val, LOW_CONTENTION),
> >-		      STAT_BIT(val, HIGH_CONTENTION),
> >-		      STAT_BIT(val, TXDSI_VC_ID_INVALID),
> >-		      STAT_BIT(val, TXDSI_DATA_TYPE_NOT_RECOGNISED),
> >-		      STAT_BIT(val, TXCHECKSUM_ERROR),
> >-		      STAT_BIT(val, TXECC_MULTIBIT_ERROR),
> >-		      STAT_BIT(val, TXECC_SINGLE_BIT_ERROR),
> >-		      STAT_BIT(val, TXFALSE_CONTROL_ERROR),
> >-		      STAT_BIT(val, RXDSI_VC_ID_INVALID),
> >-		      STAT_BIT(val, RXDSI_DATA_TYPE_NOT_REGOGNISED),
> >-		      STAT_BIT(val, RXCHECKSUM_ERROR),
> >-		      STAT_BIT(val, RXECC_MULTIBIT_ERROR),
> >-		      STAT_BIT(val, RXECC_SINGLE_BIT_ERROR),
> >-		      STAT_BIT(val, RXFALSE_CONTROL_ERROR),
> >-		      STAT_BIT(val, RXHS_RECEIVE_TIMEOUT_ERROR),
> >-		      STAT_BIT(val, RX_LP_TX_SYNC_ERROR),
> >-		      STAT_BIT(val, RXEXCAPE_MODE_ENTRY_ERROR),
> >-		      STAT_BIT(val, RXEOT_SYNC_ERROR),
> >-		      STAT_BIT(val, RXSOT_SYNC_ERROR),
> >-		      STAT_BIT(val, RXSOT_ERROR));
> >-#undef STAT_BIT
> >-}
> >-
> >-/* enable or disable command mode hs transmissions */
> >-void dsi_hs_mode_enable(struct intel_dsi *intel_dsi, bool enable,
> >-						enum port port)
> >-{
> >-	struct drm_encoder *encoder = &intel_dsi->base.base;
> >-	struct drm_device *dev = encoder->dev;
> >-	struct drm_i915_private *dev_priv = dev->dev_private;
> >-	u32 temp;
> >-	u32 mask = DBI_FIFO_EMPTY;
> >-
> >-	if (wait_for((I915_READ(MIPI_GEN_FIFO_STAT(port)) & mask) == mask, 50))
> >-		DRM_ERROR("Timeout waiting for DBI FIFO empty\n");
> >-
> >-	temp = I915_READ(MIPI_HS_LP_DBI_ENABLE(port));
> >-	temp &= DBI_HS_LP_MODE_MASK;
> >-	I915_WRITE(MIPI_HS_LP_DBI_ENABLE(port), enable ? DBI_HS_MODE : DBI_LP_MODE);
> >-
> >-	intel_dsi->hs = enable;
> >-}
> >diff --git a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> >index 0b09e66f7e29..c3eec66f5076 100644
> >--- a/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> >+++ b/drivers/gpu/drm/i915/intel_dsi_panel_vbt.c
> >@@ -36,7 +36,6 @@
> >  #include "i915_drv.h"
> >  #include "intel_drv.h"
> >  #include "intel_dsi.h"
> >-#include "intel_dsi_cmd.h"
> >
> >  struct vbt_panel {
> >  	struct drm_panel panel;
> >
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> Intel-gfx at lists.freedesktop.org
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch


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