@@ -6,6 +6,8 @@
#include <linux/debugfs.h>
#include <linux/slab.h>
+#include <drm/drm_managed.h>
+
#include "dpu_core_irq.h"
#include "dpu_kms.h"
#include "dpu_hw_interrupts.h"
@@ -441,8 +443,9 @@ static void __intr_offset(const struct dpu_mdss_cfg *m,
hw->blk_addr = addr + m->mdp[0].base;
}
-struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
- const struct dpu_mdss_cfg *m)
+struct dpu_hw_intr *dpu_hw_intr_init(struct drm_device *dev,
+ void __iomem *addr,
+ const struct dpu_mdss_cfg *m)
{
struct dpu_hw_intr *intr;
int nirq = MDP_INTR_MAX * 32;
@@ -450,7 +453,7 @@ struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
if (!addr || !m)
return ERR_PTR(-EINVAL);
- intr = kzalloc(struct_size(intr, irq_tbl, nirq), GFP_KERNEL);
+ intr = drmm_kzalloc(dev, struct_size(intr, irq_tbl, nirq), GFP_KERNEL);
if (!intr)
return ERR_PTR(-ENOMEM);
@@ -465,11 +468,6 @@ struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
return intr;
}
-void dpu_hw_intr_destroy(struct dpu_hw_intr *intr)
-{
- kfree(intr);
-}
-
int dpu_core_irq_register_callback(struct dpu_kms *dpu_kms, int irq_idx,
void (*irq_cb)(void *arg, int irq_idx),
void *irq_arg)
@@ -70,15 +70,12 @@ struct dpu_hw_intr {
/**
* dpu_hw_intr_init(): Initializes the interrupts hw object
+ * @dev: Corresponding device for devres management
* @addr: mapped register io address of MDP
* @m: pointer to MDSS catalog data
*/
-struct dpu_hw_intr *dpu_hw_intr_init(void __iomem *addr,
- const struct dpu_mdss_cfg *m);
+struct dpu_hw_intr *dpu_hw_intr_init(struct drm_device *dev,
+ void __iomem *addr,
+ const struct dpu_mdss_cfg *m);
-/**
- * dpu_hw_intr_destroy(): Cleanup interrutps hw object
- * @intr: pointer to interrupts hw object
- */
-void dpu_hw_intr_destroy(struct dpu_hw_intr *intr);
#endif
@@ -807,8 +807,6 @@ static void _dpu_kms_hw_destroy(struct dpu_kms *dpu_kms)
{
int i;
- if (dpu_kms->hw_intr)
- dpu_hw_intr_destroy(dpu_kms->hw_intr);
dpu_kms->hw_intr = NULL;
/* safe to call these more than once during shutdown */
@@ -1095,7 +1093,7 @@ static int dpu_kms_hw_init(struct msm_kms *kms)
goto err_pm_put;
}
- dpu_kms->hw_intr = dpu_hw_intr_init(dpu_kms->mmio, dpu_kms->catalog);
+ dpu_kms->hw_intr = dpu_hw_intr_init(dev, dpu_kms->mmio, dpu_kms->catalog);
if (IS_ERR(dpu_kms->hw_intr)) {
rc = PTR_ERR(dpu_kms->hw_intr);
DPU_ERROR("hw_intr init failed: %d\n", rc);
Use devm_kzalloc to create interrupts data structure. This allows us to remove corresponding kfree and drop dpu_hw_intr_destroy() function. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org> --- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.c | 14 ++++++-------- drivers/gpu/drm/msm/disp/dpu1/dpu_hw_interrupts.h | 11 ++++------- drivers/gpu/drm/msm/disp/dpu1/dpu_kms.c | 4 +--- 3 files changed, 11 insertions(+), 18 deletions(-)