shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-07 03:15:31 +09:00
Code Issues Packages Projects Releases Wiki Activity

drm/rockchip: vop2: Add dump register interface.

Browse Source 
Dump sys/ovl/vp0/vp1/vp2/cluster0/cluster1/esmart0/esmart1/smart0/smart1.

Change-Id: Ic931c99ccd5aa2e2ac2ef1f2b1345daafbe9cf29
Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
This commit is contained in:
Andy Yan
2020-11-14 10:31:27 +08:00
committed by Tao Huang
parent 3854090032
commit 85706e850f
1 changed files with 29 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

37
drivers/gpu/drm/rockchip/rockchip_drm_vop2.c
View File

@@ -44,6 +44,7 @@
#include "rockchip_drm_fb.h"
#include "rockchip_drm_psr.h"
#include "rockchip_drm_vop.h"
#include "rockchip_vop_reg.h"
#define _REG_SET(vop2, name, off, reg, mask, v, relaxed) \
vop2_mask_write(vop2, off + reg.offset, mask, reg.shift, v, reg.write_mask, relaxed)
@@ -2108,17 +2109,37 @@ static void vop2_crtc_regs_dump(struct drm_crtc *crtc, struct seq_file *s)
{
struct vop2_video_port *vp = to_vop2_video_port(crtc);
struct vop2 *vop2 = vp->vop2;
struct drm_crtc_state *crtc_state = crtc->state;
int dump_len = vop2->len > 0x400 ? 0x400 : vop2->len;
int i;
struct drm_crtc_state *cstate = crtc->state;
uint32_t addr[] = {
RK3568_REG_CFG_DONE,
RK3568_OVL_CTRL,
RK3568_VP0_DSP_CTRL,
RK3568_VP1_DSP_CTRL,
RK3568_VP2_DSP_CTRL,
RK3568_CLUSTER0_WIN0_CTRL0,
RK3568_CLUSTER1_WIN0_CTRL0,
RK3568_ESMART0_CTRL0,
RK3568_ESMART1_CTRL0,
RK3568_SMART0_CTRL0,
RK3568_SMART1_CTRL0,
};
uint32_t buf[64];
unsigned int len = ARRAY_SIZE(buf);
unsigned int n, i, j;
uint32_t base;
if (!crtc_state->active)
if (!cstate->active)
return;
for (i = 0; i < dump_len; i += 4) {
if (i % 16 == 0)
DEBUG_PRINT("\n0x%08x: ", i);
DEBUG_PRINT("%08x ", vop2_readl(vop2, i));
n = sizeof(addr) >> 2;
for (i = 0; i < n; i++) {
base = addr[i];
pr_info("0x%08x:\n", base);
for (j = 0; j < len; j++)
buf[j] = vop2_readl(vop2, base + (4 * j));
print_hex_dump(KERN_ERR, "", DUMP_PREFIX_OFFSET, 16, 4, buf,
len << 2, 0);
}
}