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Subject[PATCH v4 02/16] drm/bochs: split bochs_hw_setmode
Date
Create a separate bochs_hw_setformat function to configure
the framebuffer format (actually just the byteorder).

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
drivers/gpu/drm/bochs/bochs.h | 5 +++--
drivers/gpu/drm/bochs/bochs_hw.c | 19 ++++++++++++-------
drivers/gpu/drm/bochs/bochs_kms.c | 3 ++-
3 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/bochs/bochs.h b/drivers/gpu/drm/bochs/bochs.h
index fb38c8b857..4dc1b6384e 100644
--- a/drivers/gpu/drm/bochs/bochs.h
+++ b/drivers/gpu/drm/bochs/bochs.h
@@ -121,8 +121,9 @@ int bochs_hw_init(struct drm_device *dev);
void bochs_hw_fini(struct drm_device *dev);

void bochs_hw_setmode(struct bochs_device *bochs,
- struct drm_display_mode *mode,
- const struct drm_format_info *format);
+ struct drm_display_mode *mode);
+void bochs_hw_setformat(struct bochs_device *bochs,
+ const struct drm_format_info *format);
void bochs_hw_setbase(struct bochs_device *bochs,
int x, int y, u64 addr);
int bochs_hw_load_edid(struct bochs_device *bochs);
diff --git a/drivers/gpu/drm/bochs/bochs_hw.c b/drivers/gpu/drm/bochs/bochs_hw.c
index d0b4e1cee8..3e04b2f0ec 100644
--- a/drivers/gpu/drm/bochs/bochs_hw.c
+++ b/drivers/gpu/drm/bochs/bochs_hw.c
@@ -204,8 +204,7 @@ void bochs_hw_fini(struct drm_device *dev)
}

void bochs_hw_setmode(struct bochs_device *bochs,
- struct drm_display_mode *mode,
- const struct drm_format_info *format)
+ struct drm_display_mode *mode)
{
bochs->xres = mode->hdisplay;
bochs->yres = mode->vdisplay;
@@ -213,12 +212,8 @@ void bochs_hw_setmode(struct bochs_device *bochs,
bochs->stride = mode->hdisplay * (bochs->bpp / 8);
bochs->yres_virtual = bochs->fb_size / bochs->stride;

- DRM_DEBUG_DRIVER("%dx%d @ %d bpp, format %c%c%c%c, vy %d\n",
+ DRM_DEBUG_DRIVER("%dx%d @ %d bpp, vy %d\n",
bochs->xres, bochs->yres, bochs->bpp,
- (format->format >> 0) & 0xff,
- (format->format >> 8) & 0xff,
- (format->format >> 16) & 0xff,
- (format->format >> 24) & 0xff,
bochs->yres_virtual);

bochs_vga_writeb(bochs, 0x3c0, 0x20); /* unblank */
@@ -236,6 +231,16 @@ void bochs_hw_setmode(struct bochs_device *bochs,

bochs_dispi_write(bochs, VBE_DISPI_INDEX_ENABLE,
VBE_DISPI_ENABLED | VBE_DISPI_LFB_ENABLED);
+}
+
+void bochs_hw_setformat(struct bochs_device *bochs,
+ const struct drm_format_info *format)
+{
+ DRM_DEBUG_DRIVER("format %c%c%c%c\n",
+ (format->format >> 0) & 0xff,
+ (format->format >> 8) & 0xff,
+ (format->format >> 16) & 0xff,
+ (format->format >> 24) & 0xff);

switch (format->format) {
case DRM_FORMAT_XRGB8888:
diff --git a/drivers/gpu/drm/bochs/bochs_kms.c b/drivers/gpu/drm/bochs/bochs_kms.c
index c8ce54498d..f7e6d1a9b3 100644
--- a/drivers/gpu/drm/bochs/bochs_kms.c
+++ b/drivers/gpu/drm/bochs/bochs_kms.c
@@ -80,7 +80,8 @@ static int bochs_crtc_mode_set(struct drm_crtc *crtc,
if (WARN_ON(crtc->primary->fb == NULL))
return -EINVAL;

- bochs_hw_setmode(bochs, mode, crtc->primary->fb->format);
+ bochs_hw_setmode(bochs, mode);
+ bochs_hw_setformat(bochs, crtc->primary->fb->format);
bochs_crtc_mode_set_base(crtc, x, y, old_fb);
return 0;
}
--
2.9.3
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