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drm/msm/dp: Store each subblock in the io region

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Not all platforms has DP_P0 at offset 0x1000 from the beginning of the
DP block. So split the dss_io_data memory region into a set of
sub-regions, to make it possible in the next patch to specify each of
the sub-regions individually.

Reviewed-by: Stephen Boyd <swboyd@chromium.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20211001174400.981707-5-bjorn.andersson@linaro.org
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Bjorn Andersson
2021-10-01 10:43:59 -07:00
committed by Rob Clark
parent ef501dbf84
commit 060c160fbb
3 changed files with 53 additions and 48 deletions
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9
drivers/gpu/drm/msm/dp/dp_parser.h
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@@ -25,11 +25,18 @@ enum dp_pm_type {
DP_MAX_PM
};
struct dss_io_data {
struct dss_io_region {
size_t len;
void __iomem *base;
};
struct dss_io_data {
struct dss_io_region ahb;
struct dss_io_region aux;
struct dss_io_region link;
struct dss_io_region p0;
};
static inline const char *dp_parser_pm_name(enum dp_pm_type module)
{
switch (module) {