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Subject[PATCH 06/15] gma500: Make crtc count a property of the device
Date
From: Alan Cox <alan@linux.intel.com>

Octavian Purdila posted a patch that sets num_crtc to 1 for Moorestown, but
Oaktrail has 2 so we need to split Oaktrail/Moorestown more sensibly, and
also cope with some other differences later on.

Signed-off-by: Alan Cox <alan@linux.intel.com>
---

drivers/staging/gma500/framebuffer.c | 2 +-
drivers/staging/gma500/mdfld_device.c | 1 +
drivers/staging/gma500/mrst_device.c | 41 +++++++++++++++++++++++++++++++++
drivers/staging/gma500/psb_device.c | 1 +
drivers/staging/gma500/psb_drv.h | 1 +
5 files changed, 45 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/gma500/framebuffer.c b/drivers/staging/gma500/framebuffer.c
index d890a50..ebfde13 100644
--- a/drivers/staging/gma500/framebuffer.c
+++ b/drivers/staging/gma500/framebuffer.c
@@ -578,7 +578,7 @@ int psb_fbdev_init(struct drm_device *dev)
dev_priv->fbdev = fbdev;
fbdev->psb_fb_helper.funcs = &psb_fb_helper_funcs;

- drm_fb_helper_init(dev, &fbdev->psb_fb_helper, 2,
+ drm_fb_helper_init(dev, &fbdev->psb_fb_helper, dev_priv->ops->crtcs,
INTELFB_CONN_LIMIT);

drm_fb_helper_single_add_all_connectors(&fbdev->psb_fb_helper);
diff --git a/drivers/staging/gma500/mdfld_device.c b/drivers/staging/gma500/mdfld_device.c
index f258b06..f47aeb7 100644
--- a/drivers/staging/gma500/mdfld_device.c
+++ b/drivers/staging/gma500/mdfld_device.c
@@ -691,6 +691,7 @@ const struct psb_ops mdfld_chip_ops = {
.name = "Medfield",
.accel_2d = 0,
.pipes = 3,
+ .crtcs = 2,
.sgx_offset = MRST_SGX_OFFSET,

.chip_setup = mid_chip_setup,
diff --git a/drivers/staging/gma500/mrst_device.c b/drivers/staging/gma500/mrst_device.c
index 436580d..3d525a0 100644
--- a/drivers/staging/gma500/mrst_device.c
+++ b/drivers/staging/gma500/mrst_device.c
@@ -24,9 +24,12 @@
#include "psb_drv.h"
#include "psb_reg.h"
#include "psb_intel_reg.h"
+#include <asm/mrst.h>
#include <asm/intel_scu_ipc.h>
#include "mid_bios.h"

+static const struct psb_ops oaktrail_chip_ops;
+
/* IPC message and command defines used to enable/disable mipi panel voltages */
#define IPC_MSG_PANEL_ON_OFF 0xE9
#define IPC_CMD_PANEL_ON 1
@@ -352,10 +355,48 @@ static int mrst_power_up(struct drm_device *dev)
return 0;
}

+static int mrst_chip_setup(struct drm_device *dev)
+{
+ struct drm_psb_private *dev_priv = dev->dev_private;
+
+#if defined(CONFIG_X86_MRST)
+ if (mrst_identify_cpu())
+ return mid_chip_setup(dev);
+#endif
+ dev_priv->ops = &oaktrail_chip_ops;
+ /* Check - may be better to go via BIOS paths ? */
+ return mid_chip_setup(dev);
+}
+
const struct psb_ops mrst_chip_ops = {
.name = "Moorestown",
.accel_2d = 1,
.pipes = 1,
+ .crtcs = 1,
+ .sgx_offset = MRST_SGX_OFFSET,
+
+ .chip_setup = mrst_chip_setup,
+ .crtc_helper = &mrst_helper_funcs,
+ .crtc_funcs = &psb_intel_crtc_funcs,
+
+ .output_init = mrst_output_init,
+
+#ifdef CONFIG_BACKLIGHT_CLASS_DEVICE
+ .backlight_init = mrst_backlight_init,
+#endif
+
+ .init_pm = mrst_init_pm,
+ .save_regs = mrst_save_display_registers,
+ .restore_regs = mrst_restore_display_registers,
+ .power_down = mrst_power_down,
+ .power_up = mrst_power_up,
+};
+
+static const struct psb_ops oaktrail_chip_ops = {
+ .name = "Oaktrail",
+ .accel_2d = 1,
+ .pipes = 2,
+ .crtcs = 2,
.sgx_offset = MRST_SGX_OFFSET,

.chip_setup = mid_chip_setup,
diff --git a/drivers/staging/gma500/psb_device.c b/drivers/staging/gma500/psb_device.c
index 1e117f0..4659132 100644
--- a/drivers/staging/gma500/psb_device.c
+++ b/drivers/staging/gma500/psb_device.c
@@ -331,6 +331,7 @@ const struct psb_ops psb_chip_ops = {
.name = "Poulsbo",
.accel_2d = 1,
.pipes = 2,
+ .crtcs = 2,
.sgx_offset = PSB_SGX_OFFSET,
.chip_setup = psb_chip_setup,

diff --git a/drivers/staging/gma500/psb_drv.h b/drivers/staging/gma500/psb_drv.h
index daf3ca5..8184c23 100644
--- a/drivers/staging/gma500/psb_drv.h
+++ b/drivers/staging/gma500/psb_drv.h
@@ -622,6 +622,7 @@ struct psb_ops {
const char *name;
unsigned int accel_2d:1;
int pipes; /* Number of output pipes */
+ int crtcs; /* Number of CRTCs */
int sgx_offset; /* Base offset of SGX device */

/* Sub functions */


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