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Commit 30ae99a1 authored by Pankaj Gupta's avatar Pankaj Gupta
Browse files

msm: kgsl: Allow compatible string matching based on gpu models 



We can have different GPU properties for different gpu models. Add
functionality to use matched GPU target from adreno_gpulist, based
on matching compatible string, available in qcom,gpu-models.

Change-Id: I55060ef60000c729d0dca6f6ae07bd76b31d5f94
Signed-off-by: default avatarPankaj Gupta <gpankaj@codeaurora.org>
parent 5e664603

drivers/gpu/msm/adreno.c

+12 −2
Original line number Diff line number Diff line
@@ -37,6 +37,8 @@ static void adreno_input_work(struct work_struct *work); 
static int adreno_soft_reset(struct kgsl_device *device);

static unsigned int counter_delta(struct kgsl_device *device,

	unsigned int reg, unsigned int *counter);

static struct device_node *

	adreno_get_gpu_model_node(struct platform_device *pdev);



static struct adreno_device device_3d0;
@@ -629,16 +631,24 @@ _get_gpu_core(struct platform_device *pdev, unsigned int chipid) 
	unsigned int minor = ADRENO_CHIPID_MINOR(chipid);

	unsigned int patchid = ADRENO_CHIPID_PATCH(chipid);

	int i;

	struct device_node *node;



	/*

	 * When "qcom,gpu-models" is defined, use gpu model node to match

	 * on a compatible string, otherwise match using legacy way.

	 */

	node = adreno_get_gpu_model_node(pdev);

	if (!node || !of_find_property(node, "compatible", NULL))

		node = pdev->dev.of_node;



	/* Check to see if any of the entries match on a compatible string */

	for (i = 0; i < ARRAY_SIZE(adreno_gpulist); i++) {

		if (adreno_gpulist[i]->compatible &&

			of_device_is_compatible(pdev->dev.of_node,

			of_device_is_compatible(node,

				adreno_gpulist[i]->compatible))

			return adreno_gpulist[i];

	}





	for (i = 0; i < ARRAY_SIZE(adreno_gpulist); i++) {

		if (core == adreno_gpulist[i]->core &&

		    _rev_match(major, adreno_gpulist[i]->major) &&