[PATCH 2/3] drm: shmobile: remove unused MERAM support
From: Bartlomiej Zolnierkiewicz
Date: Fri Apr 27 2018 - 07:22:43 EST
Since commit a521422ea4ae ("ARM: shmobile: mackerel: Remove Legacy C
board code") MERAM functionality is unused. Remove it.
Cc: Simon Horman <horms+renesas@xxxxxxxxxxxx>
Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
---
drivers/gpu/drm/shmobile/Kconfig | 1 -
drivers/gpu/drm/shmobile/shmob_drm_crtc.c | 42 ------------------------------
drivers/gpu/drm/shmobile/shmob_drm_crtc.h | 1 -
drivers/gpu/drm/shmobile/shmob_drm_drv.h | 2 --
drivers/gpu/drm/shmobile/shmob_drm_kms.c | 11 --------
drivers/gpu/drm/shmobile/shmob_drm_kms.h | 1 -
drivers/gpu/drm/shmobile/shmob_drm_plane.c | 2 --
include/linux/platform_data/shmob_drm.h | 4 ---
8 files changed, 64 deletions(-)
diff --git a/drivers/gpu/drm/shmobile/Kconfig b/drivers/gpu/drm/shmobile/Kconfig
index c987c82..0426d66 100644
--- a/drivers/gpu/drm/shmobile/Kconfig
+++ b/drivers/gpu/drm/shmobile/Kconfig
@@ -2,7 +2,6 @@ config DRM_SHMOBILE
tristate "DRM Support for SH Mobile"
depends on DRM && ARM
depends on ARCH_SHMOBILE || COMPILE_TEST
- depends on FB_SH_MOBILE_MERAM || !FB_SH_MOBILE_MERAM
select BACKLIGHT_CLASS_DEVICE
select BACKLIGHT_LCD_SUPPORT
select DRM_KMS_HELPER
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
index e773893..40df888 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
+++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.c
@@ -21,8 +21,6 @@
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_plane_helper.h>
-#include <video/sh_mobile_meram.h>
-
#include "shmob_drm_backlight.h"
#include "shmob_drm_crtc.h"
#include "shmob_drm_drv.h"
@@ -47,20 +45,12 @@ static int shmob_drm_clk_on(struct shmob_drm_device *sdev)
if (ret < 0)
return ret;
}
-#if 0
- if (sdev->meram_dev && sdev->meram_dev->pdev)
- pm_runtime_get_sync(&sdev->meram_dev->pdev->dev);
-#endif
return 0;
}
static void shmob_drm_clk_off(struct shmob_drm_device *sdev)
{
-#if 0
- if (sdev->meram_dev && sdev->meram_dev->pdev)
- pm_runtime_put_sync(&sdev->meram_dev->pdev->dev);
-#endif
if (sdev->clock)
clk_disable_unprepare(sdev->clock);
}
@@ -269,12 +259,6 @@ static void shmob_drm_crtc_stop(struct shmob_drm_crtc *scrtc)
if (!scrtc->started)
return;
- /* Disable the MERAM cache. */
- if (scrtc->cache) {
- sh_mobile_meram_cache_free(sdev->meram, scrtc->cache);
- scrtc->cache = NULL;
- }
-
/* Stop the LCDC. */
shmob_drm_crtc_start_stop(scrtc, false);
@@ -305,7 +289,6 @@ static void shmob_drm_crtc_compute_base(struct shmob_drm_crtc *scrtc,
{
struct drm_crtc *crtc = &scrtc->crtc;
struct drm_framebuffer *fb = crtc->primary->fb;
- struct shmob_drm_device *sdev = crtc->dev->dev_private;
struct drm_gem_cma_object *gem;
unsigned int bpp;
@@ -321,11 +304,6 @@ static void shmob_drm_crtc_compute_base(struct shmob_drm_crtc *scrtc,
+ y / (bpp == 4 ? 2 : 1) * fb->pitches[1]
+ x * (bpp == 16 ? 2 : 1);
}
-
- if (scrtc->cache)
- sh_mobile_meram_cache_update(sdev->meram, scrtc->cache,
- scrtc->dma[0], scrtc->dma[1],
- &scrtc->dma[0], &scrtc->dma[1]);
}
static void shmob_drm_crtc_update_base(struct shmob_drm_crtc *scrtc)
@@ -372,9 +350,7 @@ static int shmob_drm_crtc_mode_set(struct drm_crtc *crtc,
{
struct shmob_drm_crtc *scrtc = to_shmob_crtc(crtc);
struct shmob_drm_device *sdev = crtc->dev->dev_private;
- const struct sh_mobile_meram_cfg *mdata = sdev->pdata->meram;
const struct shmob_drm_format_info *format;
- void *cache;
format = shmob_drm_format_info(crtc->primary->fb->format->format);
if (format == NULL) {
@@ -386,24 +362,6 @@ static int shmob_drm_crtc_mode_set(struct drm_crtc *crtc,
scrtc->format = format;
scrtc->line_size = crtc->primary->fb->pitches[0];
- if (sdev->meram) {
- /* Enable MERAM cache if configured. We need to de-init
- * configured ICBs before we can re-initialize them.
- */
- if (scrtc->cache) {
- sh_mobile_meram_cache_free(sdev->meram, scrtc->cache);
- scrtc->cache = NULL;
- }
-
- cache = sh_mobile_meram_cache_alloc(sdev->meram, mdata,
- crtc->primary->fb->pitches[0],
- adjusted_mode->vdisplay,
- format->meram,
- &scrtc->line_size);
- if (!IS_ERR(cache))
- scrtc->cache = cache;
- }
-
shmob_drm_crtc_compute_base(scrtc, x, y);
return 0;
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
index f152973..c11f421 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
+++ b/drivers/gpu/drm/shmobile/shmob_drm_crtc.h
@@ -28,7 +28,6 @@ struct shmob_drm_crtc {
int dpms;
const struct shmob_drm_format_info *format;
- void *cache;
unsigned long dma[2];
unsigned int line_size;
bool started;
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_drv.h b/drivers/gpu/drm/shmobile/shmob_drm_drv.h
index 02ea315..088a6e55 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_drv.h
+++ b/drivers/gpu/drm/shmobile/shmob_drm_drv.h
@@ -23,7 +23,6 @@
struct clk;
struct device;
struct drm_device;
-struct sh_mobile_meram_info;
struct shmob_drm_device {
struct device *dev;
@@ -31,7 +30,6 @@ struct shmob_drm_device {
void __iomem *mmio;
struct clk *clock;
- struct sh_mobile_meram_info *meram;
u32 lddckr;
u32 ldmt1r;
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_kms.c b/drivers/gpu/drm/shmobile/shmob_drm_kms.c
index d36919b..4476385 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_kms.c
+++ b/drivers/gpu/drm/shmobile/shmob_drm_kms.c
@@ -18,8 +18,6 @@
#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
-#include <video/sh_mobile_meram.h>
-
#include "shmob_drm_crtc.h"
#include "shmob_drm_drv.h"
#include "shmob_drm_kms.h"
@@ -35,55 +33,46 @@
.bpp = 16,
.yuv = false,
.lddfr = LDDFR_PKF_RGB16,
- .meram = SH_MOBILE_MERAM_PF_RGB,
}, {
.fourcc = DRM_FORMAT_RGB888,
.bpp = 24,
.yuv = false,
.lddfr = LDDFR_PKF_RGB24,
- .meram = SH_MOBILE_MERAM_PF_RGB,
}, {
.fourcc = DRM_FORMAT_ARGB8888,
.bpp = 32,
.yuv = false,
.lddfr = LDDFR_PKF_ARGB32,
- .meram = SH_MOBILE_MERAM_PF_RGB,
}, {
.fourcc = DRM_FORMAT_NV12,
.bpp = 12,
.yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_420,
- .meram = SH_MOBILE_MERAM_PF_NV,
}, {
.fourcc = DRM_FORMAT_NV21,
.bpp = 12,
.yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_420,
- .meram = SH_MOBILE_MERAM_PF_NV,
}, {
.fourcc = DRM_FORMAT_NV16,
.bpp = 16,
.yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_422,
- .meram = SH_MOBILE_MERAM_PF_NV,
}, {
.fourcc = DRM_FORMAT_NV61,
.bpp = 16,
.yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_422,
- .meram = SH_MOBILE_MERAM_PF_NV,
}, {
.fourcc = DRM_FORMAT_NV24,
.bpp = 24,
.yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_444,
- .meram = SH_MOBILE_MERAM_PF_NV24,
}, {
.fourcc = DRM_FORMAT_NV42,
.bpp = 24,
.yuv = true,
.lddfr = LDDFR_CC | LDDFR_YF_444,
- .meram = SH_MOBILE_MERAM_PF_NV24,
},
};
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_kms.h b/drivers/gpu/drm/shmobile/shmob_drm_kms.h
index 06d5b7c..753e281 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_kms.h
+++ b/drivers/gpu/drm/shmobile/shmob_drm_kms.h
@@ -24,7 +24,6 @@ struct shmob_drm_format_info {
unsigned int bpp;
bool yuv;
u32 lddfr;
- unsigned int meram;
};
const struct shmob_drm_format_info *shmob_drm_format_info(u32 fourcc);
diff --git a/drivers/gpu/drm/shmobile/shmob_drm_plane.c b/drivers/gpu/drm/shmobile/shmob_drm_plane.c
index 97f6e4a..1d0359f 100644
--- a/drivers/gpu/drm/shmobile/shmob_drm_plane.c
+++ b/drivers/gpu/drm/shmobile/shmob_drm_plane.c
@@ -17,8 +17,6 @@
#include <drm/drm_fb_cma_helper.h>
#include <drm/drm_gem_cma_helper.h>
-#include <video/sh_mobile_meram.h>
-
#include "shmob_drm_drv.h"
#include "shmob_drm_kms.h"
#include "shmob_drm_plane.h"
diff --git a/include/linux/platform_data/shmob_drm.h b/include/linux/platform_data/shmob_drm.h
index 7c686d3..ee495d7 100644
--- a/include/linux/platform_data/shmob_drm.h
+++ b/include/linux/platform_data/shmob_drm.h
@@ -18,9 +18,6 @@
#include <drm/drm_mode.h>
-struct sh_mobile_meram_cfg;
-struct sh_mobile_meram_info;
-
enum shmob_drm_clk_source {
SHMOB_DRM_CLK_BUS,
SHMOB_DRM_CLK_PERIPHERAL,
@@ -93,7 +90,6 @@ struct shmob_drm_platform_data {
struct shmob_drm_interface_data iface;
struct shmob_drm_panel_data panel;
struct shmob_drm_backlight_data backlight;
- const struct sh_mobile_meram_cfg *meram;
};
#endif /* __SHMOB_DRM_H__ */
--
1.9.1